clang format

1 files changed, 872 insertions, 813 deletions

diff --git a/plugins/check_http.c b/plugins/check_http.c
index 6c6810fe..440c8422 100644
--- a/plugins/check_http.c
+++ b/plugins/check_http.c
@@ -1,46 +1,47 @@
 /*****************************************************************************
-*
-* Monitoring check_http plugin
-*
-* License: GPL
-* Copyright (c) 1999-2013 Monitoring Plugins Development Team
-*
-* Description:
-*
-* This file contains the check_http plugin
-*
-* This plugin tests the HTTP service on the specified host. It can test
-* normal (http) and secure (https) servers, follow redirects, search for
-* strings and regular expressions, check connection times, and report on
-* certificate expiration times.
-*
-*
-* This program is free software: you can redistribute it and/or modify
-* it under the terms of the GNU General Public License as published by
-* the Free Software Foundation, either version 3 of the License, or
-* (at your option) any later version.
-*
-* This program is distributed in the hope that it will be useful,
-* but WITHOUT ANY WARRANTY; without even the implied warranty of
-* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-* GNU General Public License for more details.
-*
-* You should have received a copy of the GNU General Public License
-* along with this program.  If not, see <http://www.gnu.org/licenses/>.
-*
-*
-*****************************************************************************/
-
-/* splint -I. -I../../plugins -I../../lib/ -I/usr/kerberos/include/ ../../plugins/check_http.c */
+ *
+ * Monitoring check_http plugin
+ *
+ * License: GPL
+ * Copyright (c) 1999-2013 Monitoring Plugins Development Team
+ *
+ * Description:
+ *
+ * This file contains the check_http plugin
+ *
+ * This plugin tests the HTTP service on the specified host. It can test
+ * normal (http) and secure (https) servers, follow redirects, search for
+ * strings and regular expressions, check connection times, and report on
+ * certificate expiration times.
+ *
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ *
+ *****************************************************************************/
+
+/* splint -I. -I../../plugins -I../../lib/ -I/usr/kerberos/include/
+ * ../../plugins/check_http.c */
 
 const char *progname = "check_http";
 const char *copyright = "1999-2022";
 const char *email = "devel@monitoring-plugins.org";
 
+#include "base64.h"
 #include "common.h"
 #include "netutils.h"
 #include "utils.h"
-#include "base64.h"
 #include <ctype.h>
 
 #define STICKY_NONE 0
@@ -63,19 +64,18 @@ int ssl_version = 0;
 int days_till_exp_warn, days_till_exp_crit;
 char *randbuff;
 X509 *server_cert;
-#  define my_recv(buf, len) ((use_ssl) ? np_net_ssl_read(buf, len) : read(sd, buf, len))
-#  define my_send(buf, len) ((use_ssl) ? np_net_ssl_write(buf, len) : send(sd, buf, len, 0))
+#define my_recv(buf, len)                                                      \
+  ((use_ssl) ? np_net_ssl_read(buf, len) : read(sd, buf, len))
+#define my_send(buf, len)                                                      \
+  ((use_ssl) ? np_net_ssl_write(buf, len) : send(sd, buf, len, 0))
 #else /* ifndef HAVE_SSL */
-#  define my_recv(buf, len) read(sd, buf, len)
-#  define my_send(buf, len) send(sd, buf, len, 0)
+#define my_recv(buf, len) read(sd, buf, len)
+#define my_send(buf, len) send(sd, buf, len, 0)
 #endif /* HAVE_SSL */
 bool no_body = false;
 int maximum_age = -1;
 
-enum {
-  REGS = 2,
-  MAX_RE_SIZE = 1024
-};
+enum { REGS = 2, MAX_RE_SIZE = 1024 };
 #include "regex.h"
 regex_t preg;
 regmatch_t pmatch[REGS];
@@ -136,71 +136,67 @@ char buffer[MAX_INPUT_BUFFER];
 char *client_cert = NULL;
 char *client_privkey = NULL;
 
-bool process_arguments (int, char **);
-int check_http (void);
-void redir (char *pos, char *status_line);
+bool process_arguments(int, char **);
+int check_http(void);
+void redir(char *pos, char *status_line);
 bool server_type_check(const char *type);
 int server_port_check(int ssl_flag);
-char *perfd_time (double microsec);
-char *perfd_time_connect (double microsec);
-char *perfd_time_ssl (double microsec);
-char *perfd_time_firstbyte (double microsec);
-char *perfd_time_headers (double microsec);
-char *perfd_time_transfer (double microsec);
-char *perfd_size (int page_len);
-void print_help (void);
-void print_usage (void);
-
-int
-main (int argc, char **argv)
-{
+char *perfd_time(double microsec);
+char *perfd_time_connect(double microsec);
+char *perfd_time_ssl(double microsec);
+char *perfd_time_firstbyte(double microsec);
+char *perfd_time_headers(double microsec);
+char *perfd_time_transfer(double microsec);
+char *perfd_size(int page_len);
+void print_help(void);
+void print_usage(void);
+
+int main(int argc, char **argv) {
   int result = STATE_UNKNOWN;
 
-  setlocale (LC_ALL, "");
-  bindtextdomain (PACKAGE, LOCALEDIR);
-  textdomain (PACKAGE);
+  setlocale(LC_ALL, "");
+  bindtextdomain(PACKAGE, LOCALEDIR);
+  textdomain(PACKAGE);
 
-  /* Set default URL. Must be malloced for subsequent realloc if --onredirect=follow */
+  /* Set default URL. Must be malloced for subsequent realloc if
+   * --onredirect=follow */
   server_url = strdup(HTTP_URL);
   server_url_length = strlen(server_url);
-  xasprintf (&user_agent, "User-Agent: check_http/v%s (monitoring-plugins %s)",
+  xasprintf(&user_agent, "User-Agent: check_http/v%s (monitoring-plugins %s)",
             NP_VERSION, VERSION);
 
   /* Parse extra opts if any */
-  argv=np_extra_opts (&argc, argv, progname);
+  argv = np_extra_opts(&argc, argv, progname);
 
-  if (process_arguments (argc, argv) == false)
-    usage4 (_("Could not parse arguments"));
+  if (process_arguments(argc, argv) == false)
+    usage4(_("Could not parse arguments"));
 
   if (display_html == true)
-    printf ("<A HREF=\"%s://%s:%d%s\" target=\"_blank\">",
-      use_ssl ? "https" : "http", host_name ? host_name : server_address,
-      server_port, server_url);
+    printf("<A HREF=\"%s://%s:%d%s\" target=\"_blank\">",
+           use_ssl ? "https" : "http", host_name ? host_name : server_address,
+           server_port, server_url);
 
   /* initialize alarm signal handling, set socket timeout, start timer */
-  (void) signal (SIGALRM, socket_timeout_alarm_handler);
-  (void) alarm (socket_timeout);
-  gettimeofday (&tv, NULL);
+  (void)signal(SIGALRM, socket_timeout_alarm_handler);
+  (void)alarm(socket_timeout);
+  gettimeofday(&tv, NULL);
 
-  result = check_http ();
+  result = check_http();
   return result;
 }
 
 /* check whether a file exists */
-void
-test_file (char *path)
-{
+void test_file(char *path) {
   if (access(path, R_OK) == 0)
     return;
-  usage2 (_("file does not exist or is not readable"), path);
+  usage2(_("file does not exist or is not readable"), path);
 }
 
 /*
  * process command-line arguments
  * returns true on succes, false otherwise
-  */
-bool process_arguments (int argc, char **argv)
-{
+ */
+bool process_arguments(int argc, char **argv) {
   int c = 1;
   char *p;
   char *temp;
@@ -214,83 +210,85 @@ bool process_arguments (int argc, char **argv)
 
   int option = 0;
   static struct option longopts[] = {
-    STD_LONG_OPTS,
-    {"link", no_argument, 0, 'L'},
-    {"nohtml", no_argument, 0, 'n'},
-    {"ssl", optional_argument, 0, 'S'},
-    {"sni", no_argument, 0, SNI_OPTION},
-    {"post", required_argument, 0, 'P'},
-    {"method", required_argument, 0, 'j'},
-    {"IP-address", required_argument, 0, 'I'},
-    {"url", required_argument, 0, 'u'},
-    {"port", required_argument, 0, 'p'},
-    {"authorization", required_argument, 0, 'a'},
-    {"proxy-authorization", required_argument, 0, 'b'},
-    {"header-string", required_argument, 0, 'd'},
-    {"string", required_argument, 0, 's'},
-    {"expect", required_argument, 0, 'e'},
-    {"regex", required_argument, 0, 'r'},
-    {"ereg", required_argument, 0, 'r'},
-    {"eregi", required_argument, 0, 'R'},
-    {"linespan", no_argument, 0, 'l'},
-    {"onredirect", required_argument, 0, 'f'},
-    {"certificate", required_argument, 0, 'C'},
-    {"client-cert", required_argument, 0, 'J'},
-    {"private-key", required_argument, 0, 'K'},
-    {"continue-after-certificate", no_argument, 0, CONTINUE_AFTER_CHECK_CERT},
-    {"useragent", required_argument, 0, 'A'},
-    {"header", required_argument, 0, 'k'},
-    {"no-body", no_argument, 0, 'N'},
-    {"max-age", required_argument, 0, 'M'},
-    {"content-type", required_argument, 0, 'T'},
-    {"pagesize", required_argument, 0, 'm'},
-    {"invert-regex", no_argument, NULL, INVERT_REGEX},
-    {"use-ipv4", no_argument, 0, '4'},
-    {"use-ipv6", no_argument, 0, '6'},
-    {"extended-perfdata", no_argument, 0, 'E'},
-    {"show-body", no_argument, 0, 'B'},
-    {"max-redirs", required_argument, 0, MAX_REDIRS_OPTION},
-    {0, 0, 0, 0}
-  };
+      STD_LONG_OPTS,
+      {"link", no_argument, 0, 'L'},
+      {"nohtml", no_argument, 0, 'n'},
+      {"ssl", optional_argument, 0, 'S'},
+      {"sni", no_argument, 0, SNI_OPTION},
+      {"post", required_argument, 0, 'P'},
+      {"method", required_argument, 0, 'j'},
+      {"IP-address", required_argument, 0, 'I'},
+      {"url", required_argument, 0, 'u'},
+      {"port", required_argument, 0, 'p'},
+      {"authorization", required_argument, 0, 'a'},
+      {"proxy-authorization", required_argument, 0, 'b'},
+      {"header-string", required_argument, 0, 'd'},
+      {"string", required_argument, 0, 's'},
+      {"expect", required_argument, 0, 'e'},
+      {"regex", required_argument, 0, 'r'},
+      {"ereg", required_argument, 0, 'r'},
+      {"eregi", required_argument, 0, 'R'},
+      {"linespan", no_argument, 0, 'l'},
+      {"onredirect", required_argument, 0, 'f'},
+      {"certificate", required_argument, 0, 'C'},
+      {"client-cert", required_argument, 0, 'J'},
+      {"private-key", required_argument, 0, 'K'},
+      {"continue-after-certificate", no_argument, 0, CONTINUE_AFTER_CHECK_CERT},
+      {"useragent", required_argument, 0, 'A'},
+      {"header", required_argument, 0, 'k'},
+      {"no-body", no_argument, 0, 'N'},
+      {"max-age", required_argument, 0, 'M'},
+      {"content-type", required_argument, 0, 'T'},
+      {"pagesize", required_argument, 0, 'm'},
+      {"invert-regex", no_argument, NULL, INVERT_REGEX},
+      {"use-ipv4", no_argument, 0, '4'},
+      {"use-ipv6", no_argument, 0, '6'},
+      {"extended-perfdata", no_argument, 0, 'E'},
+      {"show-body", no_argument, 0, 'B'},
+      {"max-redirs", required_argument, 0, MAX_REDIRS_OPTION},
+      {0, 0, 0, 0}};
 
   if (argc < 2)
     return false;
 
   for (c = 1; c < argc; c++) {
-    if (strcmp ("-to", argv[c]) == 0)
-      strcpy (argv[c], "-t");
-    if (strcmp ("-hn", argv[c]) == 0)
-      strcpy (argv[c], "-H");
-    if (strcmp ("-wt", argv[c]) == 0)
-      strcpy (argv[c], "-w");
-    if (strcmp ("-ct", argv[c]) == 0)
-      strcpy (argv[c], "-c");
-    if (strcmp ("-nohtml", argv[c]) == 0)
-      strcpy (argv[c], "-n");
+    if (strcmp("-to", argv[c]) == 0)
+      strcpy(argv[c], "-t");
+    if (strcmp("-hn", argv[c]) == 0)
+      strcpy(argv[c], "-H");
+    if (strcmp("-wt", argv[c]) == 0)
+      strcpy(argv[c], "-w");
+    if (strcmp("-ct", argv[c]) == 0)
+      strcpy(argv[c], "-c");
+    if (strcmp("-nohtml", argv[c]) == 0)
+      strcpy(argv[c], "-n");
   }
 
   while (1) {
-    c = getopt_long (argc, argv, "Vvh46t:c:w:A:k:H:P:j:T:I:a:b:d:e:p:s:R:r:u:f:C:J:K:nlLS::m:M:NEB", longopts, &option);
+    c = getopt_long(
+        argc, argv,
+        "Vvh46t:c:w:A:k:H:P:j:T:I:a:b:d:e:p:s:R:r:u:f:C:J:K:nlLS::m:M:NEB",
+        longopts, &option);
     if (c == -1 || c == EOF)
       break;
 
     switch (c) {
     case '?': /* usage */
-      usage5 ();
+      usage5();
       break;
     case 'h': /* help */
-      print_help ();
-      exit (STATE_UNKNOWN);
+      print_help();
+      exit(STATE_UNKNOWN);
       break;
     case 'V': /* version */
-      print_revision (progname, NP_VERSION);
-      exit (STATE_UNKNOWN);
+      print_revision(progname, NP_VERSION);
+      exit(STATE_UNKNOWN);
       break;
     case 't': /* timeout period */
-      if (!is_intnonneg (optarg))
-        usage2 (_("Timeout interval must be a positive integer"), optarg);
+      if (!is_intnonneg(optarg))
+        usage2(_("Timeout interval must be a positive integer"), optarg);
       else
-        socket_timeout = atoi (optarg);
+        socket_timeout = atoi(optarg);
       break;
     case 'c': /* critical time threshold */
       critical_thresholds = optarg;
@@ -299,13 +297,14 @@ bool process_arguments (int argc, char **argv)
       warning_thresholds = optarg;
       break;
     case 'A': /* User Agent String */
-      xasprintf (&user_agent, "User-Agent: %s", optarg);
+      xasprintf(&user_agent, "User-Agent: %s", optarg);
       break;
     case 'k': /* Additional headers */
       if (http_opt_headers_count == 0)
-        http_opt_headers = malloc (sizeof (char *) * (++http_opt_headers_count));
+        http_opt_headers = malloc(sizeof(char *) * (++http_opt_headers_count));
       else
-        http_opt_headers = realloc (http_opt_headers, sizeof (char *) * (++http_opt_headers_count));
+        http_opt_headers = realloc(http_opt_headers,
+                                   sizeof(char *) * (++http_opt_headers_count));
       http_opt_headers[http_opt_headers_count - 1] = optarg;
       /* xasprintf (&http_opt_headers, "%s", optarg); */
       break;
@@ -317,27 +316,27 @@ bool process_arguments (int argc, char **argv)
       break;
     case 'C': /* Check SSL cert validity */
 #ifdef HAVE_SSL
-      if ((temp=strchr(optarg,','))!=NULL) {
-        *temp='\0';
-        if (!is_intnonneg (optarg))
-          usage2 (_("Invalid certificate expiration period"), optarg);
+      if ((temp = strchr(optarg, ',')) != NULL) {
+        *temp = '\0';
+        if (!is_intnonneg(optarg))
+          usage2(_("Invalid certificate expiration period"), optarg);
         days_till_exp_warn = atoi(optarg);
-        *temp=',';
+        *temp = ',';
         temp++;
-        if (!is_intnonneg (temp))
-          usage2 (_("Invalid certificate expiration period"), temp);
-        days_till_exp_crit = atoi (temp);
-      }
-      else {
-        days_till_exp_crit=0;
-        if (!is_intnonneg (optarg))
-          usage2 (_("Invalid certificate expiration period"), optarg);
-        days_till_exp_warn = atoi (optarg);
+        if (!is_intnonneg(temp))
+          usage2(_("Invalid certificate expiration period"), temp);
+        days_till_exp_crit = atoi(temp);
+      } else {
+        days_till_exp_crit = 0;
+        if (!is_intnonneg(optarg))
+          usage2(_("Invalid certificate expiration period"), optarg);
+        days_till_exp_warn = atoi(optarg);
       }
       check_cert = true;
       goto enable_ssl;
 #endif
-    case CONTINUE_AFTER_CHECK_CERT: /* don't stop after the certificate is checked */
+    case CONTINUE_AFTER_CHECK_CERT: /* don't stop after the certificate is
+                                       checked */
 #ifdef HAVE_SSL
       continue_after_check_cert = true;
       break;
@@ -357,15 +356,16 @@ bool process_arguments (int argc, char **argv)
     case 'S': /* use SSL */
 #ifdef HAVE_SSL
     enable_ssl:
-      /* ssl_version initialized to 0 as a default. Only set if it's non-zero.  This helps when we include multiple
-         parameters, like -S and -C combinations */
+      /* ssl_version initialized to 0 as a default. Only set if it's non-zero.
+         This helps when we include multiple parameters, like -S and -C
+         combinations */
       use_ssl = true;
-      if (c=='S' && optarg != NULL) {
+      if (c == 'S' && optarg != NULL) {
         int got_plus = strchr(optarg, '+') != NULL;
 
-        if (!strncmp (optarg, "1.2", 3))
+        if (!strncmp(optarg, "1.2", 3))
           ssl_version = got_plus ? MP_TLSv1_2_OR_NEWER : MP_TLSv1_2;
-        else if (!strncmp (optarg, "1.1", 3))
+        else if (!strncmp(optarg, "1.1", 3))
           ssl_version = got_plus ? MP_TLSv1_1_OR_NEWER : MP_TLSv1_1;
         else if (optarg[0] == '1')
           ssl_version = got_plus ? MP_TLSv1_OR_NEWER : MP_TLSv1;
@@ -374,101 +374,104 @@ bool process_arguments (int argc, char **argv)
         else if (optarg[0] == '2')
           ssl_version = got_plus ? MP_SSLv2_OR_NEWER : MP_SSLv2;
         else
-          usage4 (_("Invalid option - Valid SSL/TLS versions: 2, 3, 1, 1.1, 1.2 (with optional '+' suffix)"));
+          usage4(_("Invalid option - Valid SSL/TLS versions: 2, 3, 1, 1.1, 1.2 "
+                   "(with optional '+' suffix)"));
       }
       if (specify_port == false)
         server_port = HTTPS_PORT;
 #else
       /* -C -J and -K fall through to here without SSL */
-      usage4 (_("Invalid option - SSL is not available"));
+      usage4(_("Invalid option - SSL is not available"));
 #endif
       break;
     case SNI_OPTION:
       use_sni = true;
       break;
     case MAX_REDIRS_OPTION:
-      if (!is_intnonneg (optarg))
-        usage2 (_("Invalid max_redirs count"), optarg);
+      if (!is_intnonneg(optarg))
+        usage2(_("Invalid max_redirs count"), optarg);
       else {
-        max_depth = atoi (optarg);
+        max_depth = atoi(optarg);
       }
-      break;    
+      break;
     case 'f': /* onredirect */
-      if (!strcmp (optarg, "stickyport"))
-        onredirect = STATE_DEPENDENT, followsticky = STICKY_HOST|STICKY_PORT;
-      else if (!strcmp (optarg, "sticky"))
+      if (!strcmp(optarg, "stickyport"))
+        onredirect = STATE_DEPENDENT, followsticky = STICKY_HOST | STICKY_PORT;
+      else if (!strcmp(optarg, "sticky"))
         onredirect = STATE_DEPENDENT, followsticky = STICKY_HOST;
-      else if (!strcmp (optarg, "follow"))
+      else if (!strcmp(optarg, "follow"))
         onredirect = STATE_DEPENDENT, followsticky = STICKY_NONE;
-      else if (!strcmp (optarg, "unknown"))
+      else if (!strcmp(optarg, "unknown"))
         onredirect = STATE_UNKNOWN;
-      else if (!strcmp (optarg, "ok"))
+      else if (!strcmp(optarg, "ok"))
         onredirect = STATE_OK;
-      else if (!strcmp (optarg, "warning"))
+      else if (!strcmp(optarg, "warning"))
         onredirect = STATE_WARNING;
-      else if (!strcmp (optarg, "critical"))
+      else if (!strcmp(optarg, "critical"))
         onredirect = STATE_CRITICAL;
-      else usage2 (_("Invalid onredirect option"), optarg);
+      else
+        usage2(_("Invalid onredirect option"), optarg);
       if (verbose)
         printf(_("option f:%d \n"), onredirect);
       break;
     /* Note: H, I, and u must be malloc'd or will fail on redirects */
     case 'H': /* Host Name (virtual host) */
-      host_name = strdup (optarg);
+      host_name = strdup(optarg);
       if (host_name[0] == '[') {
-        if ((p = strstr (host_name, "]:")) != NULL) { /* [IPv6]:port */
-          virtual_port = atoi (p + 2);
+        if ((p = strstr(host_name, "]:")) != NULL) { /* [IPv6]:port */
+          virtual_port = atoi(p + 2);
           /* cut off the port */
-          host_name_length = strlen (host_name) - strlen (p) - 1;
-          free (host_name);
-          host_name = strndup (optarg, host_name_length);
-          if (specify_port == false)
-            server_port = virtual_port;
-        }
-      } else if ((p = strchr (host_name, ':')) != NULL
-                 && strchr (++p, ':') == NULL) { /* IPv4:port or host:port */
-          virtual_port = atoi (p);
-          /* cut off the port */
-          host_name_length = strlen (host_name) - strlen (p) - 1;
-          free (host_name);
-          host_name = strndup (optarg, host_name_length);
+          host_name_length = strlen(host_name) - strlen(p) - 1;
+          free(host_name);
+          host_name = strndup(optarg, host_name_length);
           if (specify_port == false)
             server_port = virtual_port;
         }
+      } else if ((p = strchr(host_name, ':')) != NULL &&
+                 strchr(++p, ':') == NULL) { /* IPv4:port or host:port */
+        virtual_port = atoi(p);
+        /* cut off the port */
+        host_name_length = strlen(host_name) - strlen(p) - 1;
+        free(host_name);
+        host_name = strndup(optarg, host_name_length);
+        if (specify_port == false)
+          server_port = virtual_port;
+      }
       break;
     case 'I': /* Server IP-address */
-      server_address = strdup (optarg);
+      server_address = strdup(optarg);
       break;
     case 'u': /* URL path */
-      server_url = strdup (optarg);
-      server_url_length = strlen (server_url);
+      server_url = strdup(optarg);
+      server_url_length = strlen(server_url);
       break;
     case 'p': /* Server port */
-      if (!is_intnonneg (optarg))
-        usage2 (_("Invalid port number"), optarg);
+      if (!is_intnonneg(optarg))
+        usage2(_("Invalid port number"), optarg);
       else {
-        server_port = atoi (optarg);
+        server_port = atoi(optarg);
         specify_port = true;
       }
       break;
     case 'a': /* authorization info */
-      strncpy (user_auth, optarg, MAX_INPUT_BUFFER - 1);
+      strncpy(user_auth, optarg, MAX_INPUT_BUFFER - 1);
       user_auth[MAX_INPUT_BUFFER - 1] = 0;
       break;
     case 'b': /* proxy-authorization info */
-      strncpy (proxy_auth, optarg, MAX_INPUT_BUFFER - 1);
+      strncpy(proxy_auth, optarg, MAX_INPUT_BUFFER - 1);
       proxy_auth[MAX_INPUT_BUFFER - 1] = 0;
       break;
-    case 'P': /* HTTP POST data in URL encoded format; ignored if settings already */
-      if (! http_post_data)
-        http_post_data = strdup (optarg);
-      if (! http_method)
+    case 'P': /* HTTP POST data in URL encoded format; ignored if settings
+                 already */
+      if (!http_post_data)
+        http_post_data = strdup(optarg);
+      if (!http_method)
         http_method = strdup("POST");
       break;
     case 'j': /* Set HTTP method */
       if (http_method)
         free(http_method);
-      http_method = strdup (optarg);
+      http_method = strdup(optarg);
       char *tmp;
       if ((tmp = strstr(http_method, ":")) > 0) {
         tmp[0] = '\0';
@@ -477,20 +480,20 @@ bool process_arguments (int argc, char **argv)
       }
       break;
     case 'd': /* string or substring */
-      strncpy (header_expect, optarg, MAX_INPUT_BUFFER - 1);
+      strncpy(header_expect, optarg, MAX_INPUT_BUFFER - 1);
       header_expect[MAX_INPUT_BUFFER - 1] = 0;
       break;
     case 's': /* string or substring */
-      strncpy (string_expect, optarg, MAX_INPUT_BUFFER - 1);
+      strncpy(string_expect, optarg, MAX_INPUT_BUFFER - 1);
       string_expect[MAX_INPUT_BUFFER - 1] = 0;
       break;
     case 'e': /* string or substring */
-      strncpy (server_expect, optarg, MAX_INPUT_BUFFER - 1);
+      strncpy(server_expect, optarg, MAX_INPUT_BUFFER - 1);
       server_expect[MAX_INPUT_BUFFER - 1] = 0;
       server_expect_yn = 1;
       break;
     case 'T': /* Content-type */
-      xasprintf (&http_content_type, "%s", optarg);
+      xasprintf(&http_content_type, "%s", optarg);
       break;
     case 'l': /* linespan */
       cflags &= ~REG_NEWLINE;
@@ -498,12 +501,12 @@ bool process_arguments (int argc, char **argv)
     case 'R': /* regex */
       cflags |= REG_ICASE;
     case 'r': /* regex */
-      strncpy (regexp, optarg, MAX_RE_SIZE - 1);
+      strncpy(regexp, optarg, MAX_RE_SIZE - 1);
       regexp[MAX_RE_SIZE - 1] = 0;
-      errcode = regcomp (&preg, regexp, cflags);
+      errcode = regcomp(&preg, regexp, cflags);
       if (errcode != 0) {
-        (void) regerror (errcode, &preg, errbuf, MAX_INPUT_BUFFER);
-        printf (_("Could Not Compile Regular Expression: %s"), errbuf);
+        (void)regerror(errcode, &preg, errbuf, MAX_INPUT_BUFFER);
+        printf(_("Could Not Compile Regular Expression: %s"), errbuf);
         return false;
       }
       break;
@@ -517,55 +520,53 @@ bool process_arguments (int argc, char **argv)
 #ifdef USE_IPV6
       address_family = AF_INET6;
 #else
-      usage4 (_("IPv6 support not available"));
+      usage4(_("IPv6 support not available"));
 #endif
       break;
     case 'v': /* verbose */
       verbose = true;
       break;
     case 'm': /* min_page_length */
-      {
+    {
       char *tmp;
       if (strchr(optarg, ':') != (char *)NULL) {
         /* range, so get two values, min:max */
         tmp = strtok(optarg, ":");
         if (tmp == NULL) {
           printf("Bad format: try \"-m min:max\"\n");
-          exit (STATE_WARNING);
+          exit(STATE_WARNING);
         } else
           min_page_len = atoi(tmp);
 
         tmp = strtok(NULL, ":");
         if (tmp == NULL) {
           printf("Bad format: try \"-m min:max\"\n");
-          exit (STATE_WARNING);
+          exit(STATE_WARNING);
         } else
           max_page_len = atoi(tmp);
       } else
-        min_page_len = atoi (optarg);
+        min_page_len = atoi(optarg);
       break;
-      }
+    }
     case 'N': /* no-body */
       no_body = true;
       break;
     case 'M': /* max-age */
-                  {
-                    int L = strlen(optarg);
-                    if (L && optarg[L-1] == 'm')
-                      maximum_age = atoi (optarg) * 60;
-                    else if (L && optarg[L-1] == 'h')
-                      maximum_age = atoi (optarg) * 60 * 60;
-                    else if (L && optarg[L-1] == 'd')
-                      maximum_age = atoi (optarg) * 60 * 60 * 24;
-                    else if (L && (optarg[L-1] == 's' ||
-                                   isdigit (optarg[L-1])))
-                      maximum_age = atoi (optarg);
-                    else {
-                      fprintf (stderr, "unparsable max-age: %s\n", optarg);
-                      exit (STATE_WARNING);
-                    }
-                  }
-                  break;
+    {
+      int L = strlen(optarg);
+      if (L && optarg[L - 1] == 'm')
+        maximum_age = atoi(optarg) * 60;
+      else if (L && optarg[L - 1] == 'h')
+        maximum_age = atoi(optarg) * 60 * 60;
+      else if (L && optarg[L - 1] == 'd')
+        maximum_age = atoi(optarg) * 60 * 60 * 24;
+      else if (L && (optarg[L - 1] == 's' || isdigit(optarg[L - 1])))
+        maximum_age = atoi(optarg);
+      else {
+        fprintf(stderr, "unparsable max-age: %s\n", optarg);
+        exit(STATE_WARNING);
+      }
+    } break;
     case 'E': /* show extended perfdata */
       show_extended_perfdata = true;
       break;
@@ -578,31 +579,32 @@ bool process_arguments (int argc, char **argv)
   c = optind;
 
   if (server_address == NULL && c < argc)
-    server_address = strdup (argv[c++]);
+    server_address = strdup(argv[c++]);
 
   if (host_name == NULL && c < argc)
-    host_name = strdup (argv[c++]);
+    host_name = strdup(argv[c++]);
 
   if (server_address == NULL) {
     if (host_name == NULL)
-      usage4 (_("You must specify a server address or host name"));
+      usage4(_("You must specify a server address or host name"));
     else
-      server_address = strdup (host_name);
+      server_address = strdup(host_name);
   }
 
   set_thresholds(&thlds, warning_thresholds, critical_thresholds);
 
-  if (critical_thresholds && thlds->critical->end>(double)socket_timeout)
+  if (critical_thresholds && thlds->critical->end > (double)socket_timeout)
     socket_timeout = (int)thlds->critical->end + 1;
 
   if (http_method == NULL)
-    http_method = strdup ("GET");
+    http_method = strdup("GET");
 
   if (http_method_proxy == NULL)
-    http_method_proxy = strdup ("GET");
+    http_method_proxy = strdup("GET");
 
   if (client_cert && !client_privkey)
-    usage4 (_("If you use a client certificate you must also specify a private key file"));
+    usage4(_("If you use a client certificate you must also specify a private "
+             "key file"));
 
   if (virtual_port == 0)
     virtual_port = server_port;
@@ -610,89 +612,68 @@ bool process_arguments (int argc, char **argv)
   return true;
 }
 
-
-
 /* Returns 1 if we're done processing the document body; 0 to keep going */
-static int
-document_headers_done (char *full_page)
-{
+static int document_headers_done(char *full_page) {
   const char *body;
 
   for (body = full_page; *body; body++) {
-    if (!strncmp (body, "\n\n", 2) || !strncmp (body, "\n\r\n", 3))
+    if (!strncmp(body, "\n\n", 2) || !strncmp(body, "\n\r\n", 3))
       break;
   }
 
   if (!*body)
-    return 0;  /* haven't read end of headers yet */
+    return 0; /* haven't read end of headers yet */
 
   full_page[body - full_page] = 0;
   return 1;
 }
 
-static time_t
-parse_time_string (const char *string)
-{
+static time_t parse_time_string(const char *string) {
   struct tm tm;
   time_t t;
-  memset (&tm, 0, sizeof(tm));
+  memset(&tm, 0, sizeof(tm));
 
   /* Like this: Tue, 25 Dec 2001 02:59:03 GMT */
 
-  if (isupper (string[0])  &&  /* Tue */
-    islower (string[1])  &&
-    islower (string[2])  &&
-    ',' ==   string[3]   &&
-    ' ' ==   string[4]   &&
-    (isdigit(string[5]) || string[5] == ' ') &&   /* 25 */
-    isdigit (string[6])  &&
-    ' ' ==   string[7]   &&
-    isupper (string[8])  &&  /* Dec */
-    islower (string[9])  &&
-    islower (string[10]) &&
-    ' ' ==   string[11]  &&
-    isdigit (string[12]) &&  /* 2001 */
-    isdigit (string[13]) &&
-    isdigit (string[14]) &&
-    isdigit (string[15]) &&
-    ' ' ==   string[16]  &&
-    isdigit (string[17]) &&  /* 02: */
-    isdigit (string[18]) &&
-    ':' ==   string[19]  &&
-    isdigit (string[20]) &&  /* 59: */
-    isdigit (string[21]) &&
-    ':' ==   string[22]  &&
-    isdigit (string[23]) &&  /* 03 */
-    isdigit (string[24]) &&
-    ' ' ==   string[25]  &&
-    'G' ==   string[26]  &&  /* GMT */
-    'M' ==   string[27]  &&  /* GMT */
-    'T' ==   string[28]) {
-
-    tm.tm_sec  = 10 * (string[23]-'0') + (string[24]-'0');
-    tm.tm_min  = 10 * (string[20]-'0') + (string[21]-'0');
-    tm.tm_hour = 10 * (string[17]-'0') + (string[18]-'0');
-    tm.tm_mday = 10 * (string[5] == ' ' ? 0 : string[5]-'0') + (string[6]-'0');
-    tm.tm_mon = (!strncmp (string+8, "Jan", 3) ? 0 :
-      !strncmp (string+8, "Feb", 3) ? 1 :
-      !strncmp (string+8, "Mar", 3) ? 2 :
-      !strncmp (string+8, "Apr", 3) ? 3 :
-      !strncmp (string+8, "May", 3) ? 4 :
-      !strncmp (string+8, "Jun", 3) ? 5 :
-      !strncmp (string+8, "Jul", 3) ? 6 :
-      !strncmp (string+8, "Aug", 3) ? 7 :
-      !strncmp (string+8, "Sep", 3) ? 8 :
-      !strncmp (string+8, "Oct", 3) ? 9 :
-      !strncmp (string+8, "Nov", 3) ? 10 :
-      !strncmp (string+8, "Dec", 3) ? 11 :
-      -1);
-    tm.tm_year = ((1000 * (string[12]-'0') +
-      100 * (string[13]-'0') +
-      10 * (string[14]-'0') +
-      (string[15]-'0'))
-      - 1900);
-
-    tm.tm_isdst = 0;  /* GMT is never in DST, right? */
+  if (isupper(string[0]) && /* Tue */
+      islower(string[1]) && islower(string[2]) && ',' == string[3] &&
+      ' ' == string[4] && (isdigit(string[5]) || string[5] == ' ') && /* 25 */
+      isdigit(string[6]) && ' ' == string[7] && isupper(string[8]) && /* Dec */
+      islower(string[9]) && islower(string[10]) && ' ' == string[11] &&
+      isdigit(string[12]) && /* 2001 */
+      isdigit(string[13]) && isdigit(string[14]) && isdigit(string[15]) &&
+      ' ' == string[16] && isdigit(string[17]) && /* 02: */
+      isdigit(string[18]) && ':' == string[19] &&
+      isdigit(string[20]) && /* 59: */
+      isdigit(string[21]) && ':' == string[22] &&
+      isdigit(string[23]) &&                                           /* 03 */
+      isdigit(string[24]) && ' ' == string[25] && 'G' == string[26] && /* GMT */
+      'M' == string[27] &&                                             /* GMT */
+      'T' == string[28]) {
+
+    tm.tm_sec = 10 * (string[23] - '0') + (string[24] - '0');
+    tm.tm_min = 10 * (string[20] - '0') + (string[21] - '0');
+    tm.tm_hour = 10 * (string[17] - '0') + (string[18] - '0');
+    tm.tm_mday =
+        10 * (string[5] == ' ' ? 0 : string[5] - '0') + (string[6] - '0');
+    tm.tm_mon = (!strncmp(string + 8, "Jan", 3)   ? 0
+                 : !strncmp(string + 8, "Feb", 3) ? 1
+                 : !strncmp(string + 8, "Mar", 3) ? 2
+                 : !strncmp(string + 8, "Apr", 3) ? 3
+                 : !strncmp(string + 8, "May", 3) ? 4
+                 : !strncmp(string + 8, "Jun", 3) ? 5
+                 : !strncmp(string + 8, "Jul", 3) ? 6
+                 : !strncmp(string + 8, "Aug", 3) ? 7
+                 : !strncmp(string + 8, "Sep", 3) ? 8
+                 : !strncmp(string + 8, "Oct", 3) ? 9
+                 : !strncmp(string + 8, "Nov", 3) ? 10
+                 : !strncmp(string + 8, "Dec", 3) ? 11
+                                                  : -1);
+    tm.tm_year = ((1000 * (string[12] - '0') + 100 * (string[13] - '0') +
+                   10 * (string[14] - '0') + (string[15] - '0')) -
+                  1900);
+
+    tm.tm_isdst = 0; /* GMT is never in DST, right? */
 
     if (tm.tm_mon < 0 || tm.tm_mday < 1 || tm.tm_mday > 31)
       return 0;
@@ -704,14 +685,15 @@ parse_time_string (const char *string)
     so it doesn't matter what time zone we parse them in.
     */
 
-    t = mktime (&tm);
-    if (t == (time_t) -1) t = 0;
+    t = mktime(&tm);
+    if (t == (time_t)-1)
+      t = 0;
 
     if (verbose) {
       const char *s = string;
       while (*s && *s != '\r' && *s != '\n')
-      fputc (*s++, stdout);
-      printf (" ==> %lu\n", (unsigned long) t);
+        fputc(*s++, stdout);
+      printf(" ==> %lu\n", (unsigned long)t);
     }
 
     return t;
@@ -722,28 +704,24 @@ parse_time_string (const char *string)
 }
 
 /* Checks if the server 'reply' is one of the expected 'statuscodes' */
-static int
-expected_statuscode (const char *reply, const char *statuscodes)
-{
+static int expected_statuscode(const char *reply, const char *statuscodes) {
   char *expected, *code;
   int result = 0;
 
-  if ((expected = strdup (statuscodes)) == NULL)
-    die (STATE_UNKNOWN, _("HTTP UNKNOWN - Memory allocation error\n"));
+  if ((expected = strdup(statuscodes)) == NULL)
+    die(STATE_UNKNOWN, _("HTTP UNKNOWN - Memory allocation error\n"));
 
-  for (code = strtok (expected, ","); code != NULL; code = strtok (NULL, ","))
-    if (strstr (reply, code) != NULL) {
+  for (code = strtok(expected, ","); code != NULL; code = strtok(NULL, ","))
+    if (strstr(reply, code) != NULL) {
       result = 1;
       break;
     }
 
-  free (expected);
+  free(expected);
   return result;
 }
 
-static int
-check_document_dates (const char *headers, char **msg)
-{
+static int check_document_dates(const char *headers, char **msg) {
   const char *s;
   char *server_date = 0;
   char *document_date = 0;
@@ -771,73 +749,78 @@ check_document_dates (const char *headers, char **msg)
       s++;
 
     /* Process this header. */
-    if (value && value > field+2) {
-      char *ff = (char *) malloc (value-field);
+    if (value && value > field + 2) {
+      char *ff = (char *)malloc(value - field);
       char *ss = ff;
-      while (field < value-1)
+      while (field < value - 1)
         *ss++ = tolower(*field++);
       *ss++ = 0;
 
-      if (!strcmp (ff, "date") || !strcmp (ff, "last-modified")) {
+      if (!strcmp(ff, "date") || !strcmp(ff, "last-modified")) {
         const char *e;
-        while (*value && isspace (*value))
+        while (*value && isspace(*value))
           value++;
         for (e = value; *e && *e != '\r' && *e != '\n'; e++)
           ;
-        ss = (char *) malloc (e - value + 1);
-        strncpy (ss, value, e - value);
+        ss = (char *)malloc(e - value + 1);
+        strncpy(ss, value, e - value);
         ss[e - value] = 0;
-        if (!strcmp (ff, "date")) {
-          if (server_date) free (server_date);
+        if (!strcmp(ff, "date")) {
+          if (server_date)
+            free(server_date);
           server_date = ss;
         } else {
-          if (document_date) free (document_date);
+          if (document_date)
+            free(document_date);
           document_date = ss;
         }
       }
-      free (ff);
+      free(ff);
     }
   }
 
   /* Done parsing the body.  Now check the dates we (hopefully) parsed.  */
   if (!server_date || !*server_date) {
-    xasprintf (msg, _("%sServer date unknown, "), *msg);
+    xasprintf(msg, _("%sServer date unknown, "), *msg);
     date_result = max_state_alt(STATE_UNKNOWN, date_result);
   } else if (!document_date || !*document_date) {
-    xasprintf (msg, _("%sDocument modification date unknown, "), *msg);
+    xasprintf(msg, _("%sDocument modification date unknown, "), *msg);
     date_result = max_state_alt(STATE_CRITICAL, date_result);
   } else {
-    time_t srv_data = parse_time_string (server_date);
-    time_t doc_data = parse_time_string (document_date);
+    time_t srv_data = parse_time_string(server_date);
+    time_t doc_data = parse_time_string(document_date);
 
     if (srv_data <= 0) {
-      xasprintf (msg, _("%sServer date \"%100s\" unparsable, "), *msg, server_date);
+      xasprintf(msg, _("%sServer date \"%100s\" unparsable, "), *msg,
+                server_date);
       date_result = max_state_alt(STATE_CRITICAL, date_result);
     } else if (doc_data <= 0) {
-      xasprintf (msg, _("%sDocument date \"%100s\" unparsable, "), *msg, document_date);
+      xasprintf(msg, _("%sDocument date \"%100s\" unparsable, "), *msg,
+                document_date);
       date_result = max_state_alt(STATE_CRITICAL, date_result);
     } else if (doc_data > srv_data + 30) {
-      xasprintf (msg, _("%sDocument is %d seconds in the future, "), *msg, (int)doc_data - (int)srv_data);
+      xasprintf(msg, _("%sDocument is %d seconds in the future, "), *msg,
+                (int)doc_data - (int)srv_data);
       date_result = max_state_alt(STATE_CRITICAL, date_result);
     } else if (doc_data < srv_data - maximum_age) {
       int n = (srv_data - doc_data);
       if (n > (60 * 60 * 24 * 2)) {
-        xasprintf (msg, _("%sLast modified %.1f days ago, "), *msg, ((float) n) / (60 * 60 * 24));
+        xasprintf(msg, _("%sLast modified %.1f days ago, "), *msg,
+                  ((float)n) / (60 * 60 * 24));
         date_result = max_state_alt(STATE_CRITICAL, date_result);
       } else {
-        xasprintf (msg, _("%sLast modified %d:%02d:%02d ago, "), *msg, n / (60 * 60), (n / 60) % 60, n % 60);
+        xasprintf(msg, _("%sLast modified %d:%02d:%02d ago, "), *msg,
+                  n / (60 * 60), (n / 60) % 60, n % 60);
         date_result = max_state_alt(STATE_CRITICAL, date_result);
       }
     }
-    free (server_date);
-    free (document_date);
+    free(server_date);
+    free(document_date);
   }
   return date_result;
 }
 
-int
-get_content_length (const char *headers)
-{
+int get_content_length(const char *headers) {
   const char *s;
   int content_length = 0;
 
@@ -863,50 +846,46 @@ get_content_length (const char *headers)
       s++;
 
     /* Process this header. */
-    if (value && value > field+2) {
-      char *ff = (char *) malloc (value-field);
+    if (value && value > field + 2) {
+      char *ff = (char *)malloc(value - field);
       char *ss = ff;
-      while (field < value-1)
+      while (field < value - 1)
         *ss++ = tolower(*field++);
       *ss++ = 0;
 
-      if (!strcmp (ff, "content-length")) {
+      if (!strcmp(ff, "content-length")) {
         const char *e;
-        while (*value && isspace (*value))
+        while (*value && isspace(*value))
           value++;
         for (e = value; *e && *e != '\r' && *e != '\n'; e++)
           ;
-        ss = (char *) malloc (e - value + 1);
-        strncpy (ss, value, e - value);
+        ss = (char *)malloc(e - value + 1);
+        strncpy(ss, value, e - value);
         ss[e - value] = 0;
         content_length = atoi(ss);
-        free (ss);
+        free(ss);
       }
-      free (ff);
+      free(ff);
     }
   }
   return (content_length);
 }
 
-char *
-prepend_slash (char *path)
-{
+char *prepend_slash(char *path) {
   char *newpath;
 
   if (path[0] == '/')
     return path;
 
-  if ((newpath = malloc (strlen(path) + 2)) == NULL)
-    die (STATE_UNKNOWN, _("HTTP UNKNOWN - Memory allocation error\n"));
+  if ((newpath = malloc(strlen(path) + 2)) == NULL)
+    die(STATE_UNKNOWN, _("HTTP UNKNOWN - Memory allocation error\n"));
   newpath[0] = '/';
-  strcpy (newpath + 1, path);
-  free (path);
+  strcpy(newpath + 1, path);
+  free(path);
   return newpath;
 }
 
-int
-check_http (void)
-{
+int check_http(void) {
   char *msg;
   char *status_line;
   char *status_code;
@@ -937,62 +916,73 @@ check_http (void)
   char *force_host_header = NULL;
 
   /* try to connect to the host at the given port number */
-  gettimeofday (&tv_temp, NULL);
-  if (my_tcp_connect (server_address, server_port, &sd) != STATE_OK)
-    die (STATE_CRITICAL, _("HTTP CRITICAL - Unable to open TCP socket\n"));
-  microsec_connect = deltime (tv_temp);
+  gettimeofday(&tv_temp, NULL);
+  if (my_tcp_connect(server_address, server_port, &sd) != STATE_OK)
+    die(STATE_CRITICAL, _("HTTP CRITICAL - Unable to open TCP socket\n"));
+  microsec_connect = deltime(tv_temp);
 
-    /* if we are called with the -I option, the -j method is CONNECT and */
-    /* we received -S for SSL, then we tunnel the request through a proxy*/
-    /* @20100414, public[at]frank4dd.com, http://www.frank4dd.com/howto  */
+  /* if we are called with the -I option, the -j method is CONNECT and */
+  /* we received -S for SSL, then we tunnel the request through a proxy*/
+  /* @20100414, public[at]frank4dd.com, http://www.frank4dd.com/howto  */
 
-    if ( server_address != NULL && strcmp(http_method, "CONNECT") == 0
-      && host_name != NULL && use_ssl == true) {
+  if (server_address != NULL && strcmp(http_method, "CONNECT") == 0 &&
+      host_name != NULL && use_ssl == true) {
 
-    if (verbose) printf ("Entering CONNECT tunnel mode with proxy %s:%d to dst %s:%d\n", server_address, server_port, host_name, HTTPS_PORT);
-    asprintf (&buf, "%s %s:%d HTTP/1.1\r\n%s\r\n", http_method, host_name, HTTPS_PORT, user_agent);
+    if (verbose)
+      printf("Entering CONNECT tunnel mode with proxy %s:%d to dst %s:%d\n",
+             server_address, server_port, host_name, HTTPS_PORT);
+    asprintf(&buf, "%s %s:%d HTTP/1.1\r\n%s\r\n", http_method, host_name,
+             HTTPS_PORT, user_agent);
     if (strlen(proxy_auth)) {
-      base64_encode_alloc (proxy_auth, strlen (proxy_auth), &auth);
-      xasprintf (&buf, "%sProxy-Authorization: Basic %s\r\n", buf, auth);
+      base64_encode_alloc(proxy_auth, strlen(proxy_auth), &auth);
+      xasprintf(&buf, "%sProxy-Authorization: Basic %s\r\n", buf, auth);
     }
     /* optionally send any other header tag */
     if (http_opt_headers_count) {
-      for (i = 0; i < http_opt_headers_count ; i++) {
+      for (i = 0; i < http_opt_headers_count; i++) {
         if (force_host_header != http_opt_headers[i]) {
-          xasprintf (&buf, "%s%s\r\n", buf, http_opt_headers[i]);
+          xasprintf(&buf, "%s%s\r\n", buf, http_opt_headers[i]);
         }
       }
-      /* This cannot be free'd here because a redirection will then try to access this and segfault */
+      /* This cannot be free'd here because a redirection will then try to
+       * access this and segfault */
       /* Covered in a testcase in tests/check_http.t */
       /* free(http_opt_headers); */
     }
-    asprintf (&buf, "%sProxy-Connection: keep-alive\r\n", buf);
-    asprintf (&buf, "%sHost: %s\r\n", buf, host_name);
+    asprintf(&buf, "%sProxy-Connection: keep-alive\r\n", buf);
+    asprintf(&buf, "%sHost: %s\r\n", buf, host_name);
     /* we finished our request, send empty line with CRLF */
-    asprintf (&buf, "%s%s", buf, CRLF);
-    if (verbose) printf ("%s\n", buf);
-    send(sd, buf, strlen (buf), 0);
-    buf[0]='\0';
-
-    if (verbose) printf ("Receive response from proxy\n");
-    read (sd, buffer, MAX_INPUT_BUFFER-1);
-    if (verbose) printf ("%s", buffer);
+    asprintf(&buf, "%s%s", buf, CRLF);
+    if (verbose)
+      printf("%s\n", buf);
+    send(sd, buf, strlen(buf), 0);
+    buf[0] = '\0';
+
+    if (verbose)
+      printf("Receive response from proxy\n");
+    read(sd, buffer, MAX_INPUT_BUFFER - 1);
+    if (verbose)
+      printf("%s", buffer);
     /* Here we should check if we got HTTP/1.1 200 Connection established */
   }
 #ifdef HAVE_SSL
   elapsed_time_connect = (double)microsec_connect / 1.0e6;
   if (use_ssl == true) {
-    gettimeofday (&tv_temp, NULL);
-    result = np_net_ssl_init_with_hostname_version_and_cert(sd, (use_sni ? host_name : NULL), ssl_version, client_cert, client_privkey);
-    if (verbose) printf ("SSL initialized\n");
+    gettimeofday(&tv_temp, NULL);
+    result = np_net_ssl_init_with_hostname_version_and_cert(
+        sd, (use_sni ? host_name : NULL), ssl_version, client_cert,
+        client_privkey);
+    if (verbose)
+      printf("SSL initialized\n");
     if (result != STATE_OK)
-      die (STATE_CRITICAL, NULL);
-    microsec_ssl = deltime (tv_temp);
+      die(STATE_CRITICAL, NULL);
+    microsec_ssl = deltime(tv_temp);
     elapsed_time_ssl = (double)microsec_ssl / 1.0e6;
     if (check_cert == true) {
       result = np_net_ssl_check_cert(days_till_exp_warn, days_till_exp_crit);
       if (continue_after_check_cert == false) {
-        if (sd) close(sd);
+        if (sd)
+          close(sd);
         np_net_ssl_cleanup();
         return result;
       }
@@ -1000,18 +990,20 @@ check_http (void)
   }
 #endif /* HAVE_SSL */
 
-  if ( server_address != NULL && strcmp(http_method, "CONNECT") == 0
-       && host_name != NULL && use_ssl == true)
-    asprintf (&buf, "%s %s %s\r\n%s\r\n", http_method_proxy, server_url, host_name ? "HTTP/1.1" : "HTTP/1.0", user_agent);
+  if (server_address != NULL && strcmp(http_method, "CONNECT") == 0 &&
+      host_name != NULL && use_ssl == true)
+    asprintf(&buf, "%s %s %s\r\n%s\r\n", http_method_proxy, server_url,
+             host_name ? "HTTP/1.1" : "HTTP/1.0", user_agent);
   else
-    asprintf (&buf, "%s %s %s\r\n%s\r\n", http_method, server_url, host_name ? "HTTP/1.1" : "HTTP/1.0", user_agent);
+    asprintf(&buf, "%s %s %s\r\n%s\r\n", http_method, server_url,
+             host_name ? "HTTP/1.1" : "HTTP/1.0", user_agent);
 
   /* tell HTTP/1.1 servers not to keep the connection alive */
-  xasprintf (&buf, "%sConnection: close\r\n", buf);
+  xasprintf(&buf, "%sConnection: close\r\n", buf);
 
   /* check if Host header is explicitly set in options */
   if (http_opt_headers_count) {
-    for (i = 0; i < http_opt_headers_count ; i++) {
+    for (i = 0; i < http_opt_headers_count; i++) {
       if (strncmp(http_opt_headers[i], "Host:", 5) == 0) {
         force_host_header = http_opt_headers[i];
       }
@@ -1021,9 +1013,8 @@ check_http (void)
   /* optionally send the host header info */
   if (host_name) {
     if (force_host_header) {
-      xasprintf (&buf, "%s%s\r\n", buf, force_host_header);
-    }
-    else {
+      xasprintf(&buf, "%s%s\r\n", buf, force_host_header);
+    } else {
       /*
        * Specify the port only if we're using a non-default port (see RFC 2616,
        * 14.23).  Some server applications/configurations cause trouble if the
@@ -1031,65 +1022,69 @@ check_http (void)
        */
       if ((use_ssl == false && virtual_port == HTTP_PORT) ||
           (use_ssl == true && virtual_port == HTTPS_PORT) ||
-          (server_address != NULL && strcmp(http_method, "CONNECT") == 0
-         && host_name != NULL && use_ssl == true))
-        xasprintf (&buf, "%sHost: %s\r\n", buf, host_name);
+          (server_address != NULL && strcmp(http_method, "CONNECT") == 0 &&
+           host_name != NULL && use_ssl == true))
+        xasprintf(&buf, "%sHost: %s\r\n", buf, host_name);
       else
-        xasprintf (&buf, "%sHost: %s:%d\r\n", buf, host_name, virtual_port);
+        xasprintf(&buf, "%sHost: %s:%d\r\n", buf, host_name, virtual_port);
     }
   }
 
   /* optionally send any other header tag */
   if (http_opt_headers_count) {
-    for (i = 0; i < http_opt_headers_count ; i++) {
+    for (i = 0; i < http_opt_headers_count; i++) {
       if (force_host_header != http_opt_headers[i]) {
-        xasprintf (&buf, "%s%s\r\n", buf, http_opt_headers[i]);
+        xasprintf(&buf, "%s%s\r\n", buf, http_opt_headers[i]);
       }
     }
-    /* This cannot be free'd here because a redirection will then try to access this and segfault */
+    /* This cannot be free'd here because a redirection will then try to access
+     * this and segfault */
     /* Covered in a testcase in tests/check_http.t */
     /* free(http_opt_headers); */
   }
 
   /* optionally send the authentication info */
   if (strlen(user_auth)) {
-    base64_encode_alloc (user_auth, strlen (user_auth), &auth);
-    xasprintf (&buf, "%sAuthorization: Basic %s\r\n", buf, auth);
+    base64_encode_alloc(user_auth, strlen(user_auth), &auth);
+    xasprintf(&buf, "%sAuthorization: Basic %s\r\n", buf, auth);
   }
 
   /* optionally send the proxy authentication info */
   if (strlen(proxy_auth)) {
-    base64_encode_alloc (proxy_auth, strlen (proxy_auth), &auth);
-    xasprintf (&buf, "%sProxy-Authorization: Basic %s\r\n", buf, auth);
+    base64_encode_alloc(proxy_auth, strlen(proxy_auth), &auth);
+    xasprintf(&buf, "%sProxy-Authorization: Basic %s\r\n", buf, auth);
   }
 
   /* either send http POST data (any data, not only POST)*/
   if (http_post_data) {
     if (http_content_type) {
-      xasprintf (&buf, "%sContent-Type: %s\r\n", buf, http_content_type);
+      xasprintf(&buf, "%sContent-Type: %s\r\n", buf, http_content_type);
     } else {
-      xasprintf (&buf, "%sContent-Type: application/x-www-form-urlencoded\r\n", buf);
+      xasprintf(&buf, "%sContent-Type: application/x-www-form-urlencoded\r\n",
+                buf);
     }
 
-    xasprintf (&buf, "%sContent-Length: %i\r\n\r\n", buf, (int)strlen (http_post_data));
-    xasprintf (&buf, "%s%s", buf, http_post_data);
+    xasprintf(&buf, "%sContent-Length: %i\r\n\r\n", buf,
+              (int)strlen(http_post_data));
+    xasprintf(&buf, "%s%s", buf, http_post_data);
   } else {
     /* or just a newline so the server knows we're done with the request */
-    xasprintf (&buf, "%s%s", buf, CRLF);
+    xasprintf(&buf, "%s%s", buf, CRLF);
   }
 
-  if (verbose) printf ("%s\n", buf);
-  gettimeofday (&tv_temp, NULL);
-  my_send (buf, strlen (buf));
-  microsec_headers = deltime (tv_temp);
+  if (verbose)
+    printf("%s\n", buf);
+  gettimeofday(&tv_temp, NULL);
+  my_send(buf, strlen(buf));
+  microsec_headers = deltime(tv_temp);
   elapsed_time_headers = (double)microsec_headers / 1.0e6;
 
   /* fetch the page */
   full_page = strdup("");
-  gettimeofday (&tv_temp, NULL);
-  while ((i = my_recv (buffer, MAX_INPUT_BUFFER-1)) > 0) {
+  gettimeofday(&tv_temp, NULL);
+  while ((i = my_recv(buffer, MAX_INPUT_BUFFER - 1)) > 0) {
     if ((i >= 1) && (elapsed_time_firstbyte <= 0.000001)) {
-      microsec_firstbyte = deltime (tv_temp);
+      microsec_firstbyte = deltime(tv_temp);
       elapsed_time_firstbyte = (double)microsec_firstbyte / 1.0e6;
     }
     while (pos = memchr(buffer, '\0', i)) {
@@ -1107,12 +1102,12 @@ check_http (void)
 
     pagesize += i;
 
-                if (no_body && document_headers_done (full_page)) {
-                  i = 0;
-                  break;
-                }
+    if (no_body && document_headers_done(full_page)) {
+      i = 0;
+      break;
+    }
   }
-  microsec_transfer = deltime (tv_temp);
+  microsec_transfer = deltime(tv_temp);
   elapsed_time_transfer = (double)microsec_transfer / 1.0e6;
 
   if (i < 0 && errno != ECONNRESET) {
@@ -1129,176 +1124,187 @@ check_http (void)
     else {
     */
 #endif
-      die (STATE_CRITICAL, _("HTTP CRITICAL - Error on receive\n"));
+    die(STATE_CRITICAL, _("HTTP CRITICAL - Error on receive\n"));
 #ifdef HAVE_SSL
-      /* XXX
-    }
-    */
+    /* XXX
+  }
+  */
 #endif
   }
 
   /* return a CRITICAL status if we couldn't read any data */
-  if (pagesize == (size_t) 0)
-    die (STATE_CRITICAL, _("HTTP CRITICAL - No data received from host\n"));
+  if (pagesize == (size_t)0)
+    die(STATE_CRITICAL, _("HTTP CRITICAL - No data received from host\n"));
 
   /* close the connection */
-  if (sd) close(sd);
+  if (sd)
+    close(sd);
 #ifdef HAVE_SSL
   np_net_ssl_cleanup();
 #endif
 
   /* Save check time */
-  microsec = deltime (tv);
+  microsec = deltime(tv);
   elapsed_time = (double)microsec / 1.0e6;
 
   /* leave full_page untouched so we can free it later */
   page = full_page;
 
   if (verbose)
-    printf ("%s://%s:%d%s is %d characters\n",
-      use_ssl ? "https" : "http", server_address,
-      server_port, server_url, (int)pagesize);
+    printf("%s://%s:%d%s is %d characters\n", use_ssl ? "https" : "http",
+           server_address, server_port, server_url, (int)pagesize);
 
   /* find status line and null-terminate it */
   status_line = page;
-  page += (size_t) strcspn (page, "\r\n");
+  page += (size_t)strcspn(page, "\r\n");
   pos = page;
-  page += (size_t) strspn (page, "\r\n");
+  page += (size_t)strspn(page, "\r\n");
   status_line[strcspn(status_line, "\r\n")] = 0;
-  strip (status_line);
+  strip(status_line);
   if (verbose)
-    printf ("STATUS: %s\n", status_line);
+    printf("STATUS: %s\n", status_line);
 
   /* find header info and null-terminate it */
   header = page;
-  while (strcspn (page, "\r\n") > 0) {
-    page += (size_t) strcspn (page, "\r\n");
+  while (strcspn(page, "\r\n") > 0) {
+    page += (size_t)strcspn(page, "\r\n");
     pos = page;
-    if ((strspn (page, "\r") == 1 && strspn (page, "\r\n") >= 2) ||
-        (strspn (page, "\n") == 1 && strspn (page, "\r\n") >= 2))
-      page += (size_t) 2;
+    if ((strspn(page, "\r") == 1 && strspn(page, "\r\n") >= 2) ||
+        (strspn(page, "\n") == 1 && strspn(page, "\r\n") >= 2))
+      page += (size_t)2;
     else
-      page += (size_t) 1;
+      page += (size_t)1;
   }
-  page += (size_t) strspn (page, "\r\n");
+  page += (size_t)strspn(page, "\r\n");
   header[pos - header] = 0;
   if (verbose)
-    printf ("**** HEADER ****\n%s\n**** CONTENT ****\n%s\n", header,
-                (no_body ? "  [[ skipped ]]" : page));
+    printf("**** HEADER ****\n%s\n**** CONTENT ****\n%s\n", header,
+           (no_body ? "  [[ skipped ]]" : page));
 
   /* make sure the status line matches the response we are looking for */
-  if (!expected_statuscode (status_line, server_expect)) {
+  if (!expected_statuscode(status_line, server_expect)) {
     if (server_port == HTTP_PORT)
-      xasprintf (&msg,
-                _("Invalid HTTP response received from host: %s\n"),
+      xasprintf(&msg, _("Invalid HTTP response received from host: %s\n"),
                 status_line);
     else
-      xasprintf (&msg,
+      xasprintf(&msg,
                 _("Invalid HTTP response received from host on port %d: %s\n"),
                 server_port, status_line);
     if (show_body)
-        xasprintf (&msg, _("%s\n%s"), msg, page);
-    die (STATE_CRITICAL, "HTTP CRITICAL - %s", msg);
+      xasprintf(&msg, _("%s\n%s"), msg, page);
+    die(STATE_CRITICAL, "HTTP CRITICAL - %s", msg);
   }
 
-  /* Bypass normal status line check if server_expect was set by user and not default */
-  /* NOTE: After this if/else block msg *MUST* be an asprintf-allocated string */
-  if ( server_expect_yn  )  {
-    xasprintf (&msg,
-              _("Status line output matched \"%s\" - "), server_expect);
+  /* Bypass normal status line check if server_expect was set by user and not
+   * default */
+  /* NOTE: After this if/else block msg *MUST* be an asprintf-allocated string
+   */
+  if (server_expect_yn) {
+    xasprintf(&msg, _("Status line output matched \"%s\" - "), server_expect);
     if (verbose)
-      printf ("%s\n",msg);
-  }
-  else {
+      printf("%s\n", msg);
+  } else {
     /* Status-Line = HTTP-Version SP Status-Code SP Reason-Phrase CRLF */
     /* HTTP-Version   = "HTTP" "/" 1*DIGIT "." 1*DIGIT */
     /* Status-Code = 3 DIGITS */
 
-    status_code = strchr (status_line, ' ') + sizeof (char);
-    if (strspn (status_code, "1234567890") != 3)
-      die (STATE_CRITICAL, _("HTTP CRITICAL: Invalid Status Line (%s)\n"), status_line);
+    status_code = strchr(status_line, ' ') + sizeof(char);
+    if (strspn(status_code, "1234567890") != 3)
+      die(STATE_CRITICAL, _("HTTP CRITICAL: Invalid Status Line (%s)\n"),
+          status_line);
 
-    http_status = atoi (status_code);
+    http_status = atoi(status_code);
 
     /* check the return code */
 
     if (http_status >= 600 || http_status < 100) {
-      die (STATE_CRITICAL, _("HTTP CRITICAL: Invalid Status (%s)\n"), status_line);
+      die(STATE_CRITICAL, _("HTTP CRITICAL: Invalid Status (%s)\n"),
+          status_line);
     }
     /* server errors result in a critical state */
     else if (http_status >= 500) {
-      xasprintf (&msg, _("%s - "), status_line);
+      xasprintf(&msg, _("%s - "), status_line);
       result = STATE_CRITICAL;
     }
     /* client errors result in a warning state */
     else if (http_status >= 400) {
-      xasprintf (&msg, _("%s - "), status_line);
+      xasprintf(&msg, _("%s - "), status_line);
       result = max_state_alt(STATE_WARNING, result);
     }
     /* check redirected page if specified */
     else if (http_status >= 300) {
 
       if (onredirect == STATE_DEPENDENT)
-        redir (header, status_line);
+        redir(header, status_line);
       else
         result = max_state_alt(onredirect, result);
-      xasprintf (&msg, _("%s - "), status_line);
+      xasprintf(&msg, _("%s - "), status_line);
     } /* end if (http_status >= 300) */
     else {
       /* Print OK status anyway */
-      xasprintf (&msg, _("%s - "), status_line);
+      xasprintf(&msg, _("%s - "), status_line);
     }
 
   } /* end else (server_expect_yn)  */
 
-  /* reset the alarm - must be called *after* redir or we'll never die on redirects! */
-  alarm (0);
+  /* reset the alarm - must be called *after* redir or we'll never die on
+   * redirects! */
+  alarm(0);
 
   if (maximum_age >= 0) {
     result = max_state_alt(check_document_dates(header, &msg), result);
   }
 
   /* Page and Header content checks go here */
-  if (strlen (header_expect)) {
-    if (!strstr (header, header_expect)) {
-      strncpy(&output_header_search[0],header_expect,sizeof(output_header_search));
-      if(output_header_search[sizeof(output_header_search)-1]!='\0') {
-        bcopy("...",&output_header_search[sizeof(output_header_search)-4],4);
+  if (strlen(header_expect)) {
+    if (!strstr(header, header_expect)) {
+      strncpy(&output_header_search[0], header_expect,
+              sizeof(output_header_search));
+      if (output_header_search[sizeof(output_header_search) - 1] != '\0') {
+        bcopy("...", &output_header_search[sizeof(output_header_search) - 4],
+              4);
       }
-      xasprintf (&msg, _("%sheader '%s' not found on '%s://%s:%d%s', "), msg, output_header_search, use_ssl ? "https" : "http", host_name ? host_name : server_address, server_port, server_url);
+      xasprintf(&msg, _("%sheader '%s' not found on '%s://%s:%d%s', "), msg,
+                output_header_search, use_ssl ? "https" : "http",
+                host_name ? host_name : server_address, server_port,
+                server_url);
       result = STATE_CRITICAL;
     }
   }
 
-
-  if (strlen (string_expect)) {
-    if (!strstr (page, string_expect)) {
-      strncpy(&output_string_search[0],string_expect,sizeof(output_string_search));
-      if(output_string_search[sizeof(output_string_search)-1]!='\0') {
-        bcopy("...",&output_string_search[sizeof(output_string_search)-4],4);
+  if (strlen(string_expect)) {
+    if (!strstr(page, string_expect)) {
+      strncpy(&output_string_search[0], string_expect,
+              sizeof(output_string_search));
+      if (output_string_search[sizeof(output_string_search) - 1] != '\0') {
+        bcopy("...", &output_string_search[sizeof(output_string_search) - 4],
+              4);
       }
-      xasprintf (&msg, _("%sstring '%s' not found on '%s://%s:%d%s', "), msg, output_string_search, use_ssl ? "https" : "http", host_name ? host_name : server_address, server_port, server_url);
+      xasprintf(&msg, _("%sstring '%s' not found on '%s://%s:%d%s', "), msg,
+                output_string_search, use_ssl ? "https" : "http",
+                host_name ? host_name : server_address, server_port,
+                server_url);
       result = STATE_CRITICAL;
     }
   }
 
-  if (strlen (regexp)) {
-    errcode = regexec (&preg, page, REGS, pmatch, 0);
-    if ((errcode == 0 && invert_regex == 0) || (errcode == REG_NOMATCH && invert_regex == 1)) {
+  if (strlen(regexp)) {
+    errcode = regexec(&preg, page, REGS, pmatch, 0);
+    if ((errcode == 0 && invert_regex == 0) ||
+        (errcode == REG_NOMATCH && invert_regex == 1)) {
       /* OK - No-op to avoid changing the logic around it */
       result = max_state_alt(STATE_OK, result);
-    }
-    else if ((errcode == REG_NOMATCH && invert_regex == 0) || (errcode == 0 && invert_regex == 1)) {
+    } else if ((errcode == REG_NOMATCH && invert_regex == 0) ||
+               (errcode == 0 && invert_regex == 1)) {
       if (invert_regex == 0)
-        xasprintf (&msg, _("%spattern not found, "), msg);
+        xasprintf(&msg, _("%spattern not found, "), msg);
       else
-        xasprintf (&msg, _("%spattern found, "), msg);
+        xasprintf(&msg, _("%spattern found, "), msg);
       result = STATE_CRITICAL;
-    }
-    else {
+    } else {
       /* FIXME: Shouldn't that be UNKNOWN? */
-      regerror (errcode, &preg, errbuf, MAX_INPUT_BUFFER);
-      xasprintf (&msg, _("%sExecute Error: %s, "), msg, errbuf);
+      regerror(errcode, &preg, errbuf, MAX_INPUT_BUFFER);
+      xasprintf(&msg, _("%sExecute Error: %s, "), msg, errbuf);
       result = STATE_CRITICAL;
     }
   }
@@ -1314,68 +1320,64 @@ check_http (void)
    */
   page_len = pagesize;
   if ((max_page_len > 0) && (page_len > max_page_len)) {
-    xasprintf (&msg, _("%spage size %d too large, "), msg, page_len);
+    xasprintf(&msg, _("%spage size %d too large, "), msg, page_len);
     result = max_state_alt(STATE_WARNING, result);
   } else if ((min_page_len > 0) && (page_len < min_page_len)) {
-    xasprintf (&msg, _("%spage size %d too small, "), msg, page_len);
+    xasprintf(&msg, _("%spage size %d too small, "), msg, page_len);
     result = max_state_alt(STATE_WARNING, result);
   }
 
   /* Cut-off trailing characters */
-  if(msg[strlen(msg)-2] == ',')
-    msg[strlen(msg)-2] = '\0';
+  if (msg[strlen(msg) - 2] == ',')
+    msg[strlen(msg) - 2] = '\0';
   else
-    msg[strlen(msg)-3] = '\0';
+    msg[strlen(msg) - 3] = '\0';
 
   /* check elapsed time */
   if (show_extended_perfdata)
-    xasprintf (&msg,
-           _("%s - %d bytes in %.3f second response time %s|%s %s %s %s %s %s %s"),
-           msg, page_len, elapsed_time,
-           (display_html ? "</A>" : ""),
-           perfd_time (elapsed_time),
-           perfd_size (page_len),
-           perfd_time_connect (elapsed_time_connect),
-           use_ssl == true ? perfd_time_ssl (elapsed_time_ssl) : "",
-           perfd_time_headers (elapsed_time_headers),
-           perfd_time_firstbyte (elapsed_time_firstbyte),
-           perfd_time_transfer (elapsed_time_transfer));
+    xasprintf(
+        &msg,
+        _("%s - %d bytes in %.3f second response time %s|%s %s %s %s %s %s %s"),
+        msg, page_len, elapsed_time, (display_html ? "</A>" : ""),
+        perfd_time(elapsed_time), perfd_size(page_len),
+        perfd_time_connect(elapsed_time_connect),
+        use_ssl == true ? perfd_time_ssl(elapsed_time_ssl) : "",
+        perfd_time_headers(elapsed_time_headers),
+        perfd_time_firstbyte(elapsed_time_firstbyte),
+        perfd_time_transfer(elapsed_time_transfer));
   else
-    xasprintf (&msg,
-           _("%s - %d bytes in %.3f second response time %s|%s %s"),
-           msg, page_len, elapsed_time,
-           (display_html ? "</A>" : ""),
-           perfd_time (elapsed_time),
-           perfd_size (page_len));
+    xasprintf(&msg, _("%s - %d bytes in %.3f second response time %s|%s %s"),
+              msg, page_len, elapsed_time, (display_html ? "</A>" : ""),
+              perfd_time(elapsed_time), perfd_size(page_len));
 
   if (show_body)
-    xasprintf (&msg, _("%s\n%s"), msg, page);
+    xasprintf(&msg, _("%s\n%s"), msg, page);
 
   result = max_state_alt(get_status(elapsed_time, thlds), result);
 
-  die (result, "HTTP %s: %s\n", state_text(result), msg);
+  die(result, "HTTP %s: %s\n", state_text(result), msg);
   /* die failed? */
   return STATE_UNKNOWN;
 }
 
-
-
 /* per RFC 2396 */
 #define URI_HTTP "%5[HTPShtps]"
-#define URI_HOST "%255[-.abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789]"
+#define URI_HOST                                                               \
+  "%255[-.abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789]"
 #define URI_PORT "%6d" /* MAX_PORT's width is 5 chars, 6 to detect overflow */
-#define URI_PATH "%[-_.!~*'();/?:@&=+$,%#abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789]"
+#define URI_PATH                                                               \
+  "%[-_.!~*'();/"                                                              \
+  "?:@&=+$,%#abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789]"
 #define HD1 URI_HTTP "://" URI_HOST ":" URI_PORT "/" URI_PATH
 #define HD2 URI_HTTP "://" URI_HOST "/" URI_PATH
 #define HD3 URI_HTTP "://" URI_HOST ":" URI_PORT
 #define HD4 URI_HTTP "://" URI_HOST
-/* relative reference redirect like //www.site.org/test https://tools.ietf.org/html/rfc3986 */
+/* relative reference redirect like //www.site.org/test
+ * https://tools.ietf.org/html/rfc3986 */
 #define HD5 "//" URI_HOST "/" URI_PATH
 #define HD6 URI_PATH
 
-void
-redir (char *pos, char *status_line)
-{
+void redir(char *pos, char *status_line) {
   int i = 0;
   char *x;
   char xx[2];
@@ -1383,101 +1385,101 @@ redir (char *pos, char *status_line)
   char *addr;
   char *url;
 
-  addr = malloc (MAX_IPV4_HOSTLENGTH + 1);
+  addr = malloc(MAX_IPV4_HOSTLENGTH + 1);
   if (addr == NULL)
-    die (STATE_UNKNOWN, _("HTTP UNKNOWN - Could not allocate addr\n"));
+    die(STATE_UNKNOWN, _("HTTP UNKNOWN - Could not allocate addr\n"));
 
   memset(addr, 0, MAX_IPV4_HOSTLENGTH);
-  url = malloc (strcspn (pos, "\r\n"));
+  url = malloc(strcspn(pos, "\r\n"));
   if (url == NULL)
-    die (STATE_UNKNOWN, _("HTTP UNKNOWN - Could not allocate URL\n"));
+    die(STATE_UNKNOWN, _("HTTP UNKNOWN - Could not allocate URL\n"));
 
   while (pos) {
-    sscanf (pos, "%1[Ll]%*1[Oo]%*1[Cc]%*1[Aa]%*1[Tt]%*1[Ii]%*1[Oo]%*1[Nn]:%n", xx, &i);
+    sscanf(pos, "%1[Ll]%*1[Oo]%*1[Cc]%*1[Aa]%*1[Tt]%*1[Ii]%*1[Oo]%*1[Nn]:%n",
+           xx, &i);
     if (i == 0) {
-      pos += (size_t) strcspn (pos, "\r\n");
-      pos += (size_t) strspn (pos, "\r\n");
+      pos += (size_t)strcspn(pos, "\r\n");
+      pos += (size_t)strspn(pos, "\r\n");
       if (strlen(pos) == 0)
-        die (STATE_UNKNOWN,
-             _("HTTP UNKNOWN - Could not find redirect location - %s%s\n"),
-             status_line, (display_html ? "</A>" : ""));
+        die(STATE_UNKNOWN,
+            _("HTTP UNKNOWN - Could not find redirect location - %s%s\n"),
+            status_line, (display_html ? "</A>" : ""));
       continue;
     }
 
     pos += i;
-    pos += strspn (pos, " \t");
+    pos += strspn(pos, " \t");
 
     /*
      * RFC 2616 (4.2):  ``Header fields can be extended over multiple lines by
      * preceding each extra line with at least one SP or HT.''
      */
-    for (; (i = strspn (pos, "\r\n")); pos += i) {
+    for (; (i = strspn(pos, "\r\n")); pos += i) {
       pos += i;
-      if (!(i = strspn (pos, " \t"))) {
-        die (STATE_UNKNOWN, _("HTTP UNKNOWN - Empty redirect location%s\n"),
-             display_html ? "</A>" : "");
+      if (!(i = strspn(pos, " \t"))) {
+        die(STATE_UNKNOWN, _("HTTP UNKNOWN - Empty redirect location%s\n"),
+            display_html ? "</A>" : "");
       }
     }
 
-    url = realloc (url, strcspn (pos, "\r\n") + 1);
+    url = realloc(url, strcspn(pos, "\r\n") + 1);
     if (url == NULL)
-      die (STATE_UNKNOWN, _("HTTP UNKNOWN - Could not allocate URL\n"));
+      die(STATE_UNKNOWN, _("HTTP UNKNOWN - Could not allocate URL\n"));
 
     /* URI_HTTP, URI_HOST, URI_PORT, URI_PATH */
-    if (sscanf (pos, HD1, type, addr, &i, url) == 4) {
-      url = prepend_slash (url);
-      use_ssl = server_type_check (type);
+    if (sscanf(pos, HD1, type, addr, &i, url) == 4) {
+      url = prepend_slash(url);
+      use_ssl = server_type_check(type);
     }
 
     /* URI_HTTP URI_HOST URI_PATH */
-    else if (sscanf (pos, HD2, type, addr, url) == 3 ) {
-      url = prepend_slash (url);
-      use_ssl = server_type_check (type);
-      i = server_port_check (use_ssl);
+    else if (sscanf(pos, HD2, type, addr, url) == 3) {
+      url = prepend_slash(url);
+      use_ssl = server_type_check(type);
+      i = server_port_check(use_ssl);
     }
 
     /* URI_HTTP URI_HOST URI_PORT */
-    else if (sscanf (pos, HD3, type, addr, &i) == 3) {
-      strcpy (url, HTTP_URL);
-      use_ssl = server_type_check (type);
+    else if (sscanf(pos, HD3, type, addr, &i) == 3) {
+      strcpy(url, HTTP_URL);
+      use_ssl = server_type_check(type);
     }
 
     /* URI_HTTP URI_HOST */
-    else if (sscanf (pos, HD4, type, addr) == 2) {
-      strcpy (url, HTTP_URL);
-      use_ssl = server_type_check (type);
-      i = server_port_check (use_ssl);
+    else if (sscanf(pos, HD4, type, addr) == 2) {
+      strcpy(url, HTTP_URL);
+      use_ssl = server_type_check(type);
+      i = server_port_check(use_ssl);
     }
     /* URI_HTTP, URI_HOST, URI_PATH */
-    else if (sscanf (pos, HD5, addr, url) == 2) {
-      if(use_ssl){
-        strcpy (type,"https");
-      }
-      else{
-         strcpy (type, server_type);
+    else if (sscanf(pos, HD5, addr, url) == 2) {
+      if (use_ssl) {
+        strcpy(type, "https");
+      } else {
+        strcpy(type, server_type);
       }
-      xasprintf (&url, "/%s", url);
-      use_ssl = server_type_check (type);
-      i = server_port_check (use_ssl);
+      xasprintf(&url, "/%s", url);
+      use_ssl = server_type_check(type);
+      i = server_port_check(use_ssl);
     }
 
     /* URI_PATH */
-    else if (sscanf (pos, HD6, url) == 1) {
+    else if (sscanf(pos, HD6, url) == 1) {
       /* relative url */
       if ((url[0] != '/')) {
         if ((x = strrchr(server_url, '/')))
           *x = '\0';
-        xasprintf (&url, "%s/%s", server_url, url);
+        xasprintf(&url, "%s/%s", server_url, url);
       }
       i = server_port;
-      strcpy (type, server_type);
-      strcpy (addr, host_name ? host_name : server_address);
+      strcpy(type, server_type);
+      strcpy(addr, host_name ? host_name : server_address);
     }
 
     else {
-      die (STATE_UNKNOWN,
-           _("HTTP UNKNOWN - Could not parse redirect location - %s%s\n"),
-           pos, (display_html ? "</A>" : ""));
+      die(STATE_UNKNOWN,
+          _("HTTP UNKNOWN - Could not parse redirect location - %s%s\n"), pos,
+          (display_html ? "</A>" : ""));
     }
 
     break;
@@ -1485,299 +1487,356 @@ redir (char *pos, char *status_line)
   } /* end while (pos) */
 
   if (++redir_depth > max_depth)
-    die (STATE_WARNING,
-         _("HTTP WARNING - maximum redirection depth %d exceeded - %s://%s:%d%s%s\n"),
-         max_depth, type, addr, i, url, (display_html ? "</A>" : ""));
+    die(STATE_WARNING,
+        _("HTTP WARNING - maximum redirection depth %d exceeded - "
+          "%s://%s:%d%s%s\n"),
+        max_depth, type, addr, i, url, (display_html ? "</A>" : ""));
 
-  if (server_port==i &&
-      !strncmp(server_address, addr, MAX_IPV4_HOSTLENGTH) &&
+  if (server_port == i && !strncmp(server_address, addr, MAX_IPV4_HOSTLENGTH) &&
       (host_name && !strncmp(host_name, addr, MAX_IPV4_HOSTLENGTH)) &&
       !strcmp(server_url, url))
-    die (STATE_CRITICAL,
-         _("HTTP CRITICAL - redirection creates an infinite loop - %s://%s:%d%s%s\n"),
-         type, addr, i, url, (display_html ? "</A>" : ""));
+    die(STATE_CRITICAL,
+        _("HTTP CRITICAL - redirection creates an infinite loop - "
+          "%s://%s:%d%s%s\n"),
+        type, addr, i, url, (display_html ? "</A>" : ""));
 
-  strcpy (server_type, type);
+  strcpy(server_type, type);
 
-  free (host_name);
-  host_name = strndup (addr, MAX_IPV4_HOSTLENGTH);
+  free(host_name);
+  host_name = strndup(addr, MAX_IPV4_HOSTLENGTH);
 
   if (!(followsticky & STICKY_HOST)) {
-    free (server_address);
-    server_address = strndup (addr, MAX_IPV4_HOSTLENGTH);
+    free(server_address);
+    server_address = strndup(addr, MAX_IPV4_HOSTLENGTH);
   }
   if (!(followsticky & STICKY_PORT)) {
     server_port = i;
   }
 
-  free (server_url);
+  free(server_url);
   server_url = url;
 
   if (server_port > MAX_PORT)
-    die (STATE_UNKNOWN,
-         _("HTTP UNKNOWN - Redirection to port above %d - %s://%s:%d%s%s\n"),
-         MAX_PORT, server_type, server_address, server_port, server_url,
-         display_html ? "</A>" : "");
+    die(STATE_UNKNOWN,
+        _("HTTP UNKNOWN - Redirection to port above %d - %s://%s:%d%s%s\n"),
+        MAX_PORT, server_type, server_address, server_port, server_url,
+        display_html ? "</A>" : "");
 
   /* reset virtual port */
   virtual_port = server_port;
 
   if (verbose)
-    printf (_("Redirection to %s://%s:%d%s\n"), server_type,
-            host_name ? host_name : server_address, server_port, server_url);
+    printf(_("Redirection to %s://%s:%d%s\n"), server_type,
+           host_name ? host_name : server_address, server_port, server_url);
 
   free(addr);
-  check_http ();
+  check_http();
 }
 
-
-bool
-server_type_check (const char *type)
-{
-  if (strcmp (type, "https"))
+bool server_type_check(const char *type) {
+  if (strcmp(type, "https"))
     return false;
   else
     return true;
 }
 
-int
-server_port_check (int ssl_flag)
-{
+int server_port_check(int ssl_flag) {
   if (ssl_flag)
     return HTTPS_PORT;
   else
     return HTTP_PORT;
 }
 
-char *perfd_time (double elapsed_time)
-{
-  return fperfdata ("time", elapsed_time, "s",
-            thlds->warning?true:false, thlds->warning?thlds->warning->end:0,
-            thlds->critical?true:false, thlds->critical?thlds->critical->end:0,
-                   true, 0, true, socket_timeout);
+char *perfd_time(double elapsed_time) {
+  return fperfdata("time", elapsed_time, "s", thlds->warning ? true : false,
+                   thlds->warning ? thlds->warning->end : 0,
+                   thlds->critical ? true : false,
+                   thlds->critical ? thlds->critical->end : 0, true, 0, true,
+                   socket_timeout);
 }
 
-char *perfd_time_connect (double elapsed_time_connect)
-{
-  return fperfdata ("time_connect", elapsed_time_connect, "s", false, 0, false, 0, false, 0, true, socket_timeout);
+char *perfd_time_connect(double elapsed_time_connect) {
+  return fperfdata("time_connect", elapsed_time_connect, "s", false, 0, false,
+                   0, false, 0, true, socket_timeout);
 }
 
-char *perfd_time_ssl (double elapsed_time_ssl)
-{
-  return fperfdata ("time_ssl", elapsed_time_ssl, "s", false, 0, false, 0, false, 0, true, socket_timeout);
+char *perfd_time_ssl(double elapsed_time_ssl) {
+  return fperfdata("time_ssl", elapsed_time_ssl, "s", false, 0, false, 0, false,
+                   0, true, socket_timeout);
 }
 
-char *perfd_time_headers (double elapsed_time_headers)
-{
-  return fperfdata ("time_headers", elapsed_time_headers, "s", false, 0, false, 0, false, 0, true, socket_timeout);
+char *perfd_time_headers(double elapsed_time_headers) {
+  return fperfdata("time_headers", elapsed_time_headers, "s", false, 0, false,
+                   0, false, 0, true, socket_timeout);
 }
 
-char *perfd_time_firstbyte (double elapsed_time_firstbyte)
-{
-  return fperfdata ("time_firstbyte", elapsed_time_firstbyte, "s", false, 0, false, 0, false, 0, true, socket_timeout);
+char *perfd_time_firstbyte(double elapsed_time_firstbyte) {
+  return fperfdata("time_firstbyte", elapsed_time_firstbyte, "s", false, 0,
+                   false, 0, false, 0, true, socket_timeout);
 }
 
-char *perfd_time_transfer (double elapsed_time_transfer)
-{
-  return fperfdata ("time_transfer", elapsed_time_transfer, "s", false, 0, false, 0, false, 0, true, socket_timeout);
+char *perfd_time_transfer(double elapsed_time_transfer) {
+  return fperfdata("time_transfer", elapsed_time_transfer, "s", false, 0, false,
+                   0, false, 0, true, socket_timeout);
 }
 
-char *perfd_size (int page_len)
-{
-  return perfdata ("size", page_len, "B",
-            (min_page_len>0?true:false), min_page_len,
-            (min_page_len>0?true:false), 0,
-            true, 0, false, 0);
+char *perfd_size(int page_len) {
+  return perfdata("size", page_len, "B", (min_page_len > 0 ? true : false),
+                  min_page_len, (min_page_len > 0 ? true : false), 0, true, 0,
+                  false, 0);
 }
 
-void
-print_help (void)
-{
-  print_revision (progname, NP_VERSION);
+void print_help(void) {
+  print_revision(progname, NP_VERSION);
 
-  printf ("Copyright (c) 1999 Ethan Galstad <nagios@nagios.org>\n");
-  printf (COPYRIGHT, copyright, email);
+  printf("Copyright (c) 1999 Ethan Galstad <nagios@nagios.org>\n");
+  printf(COPYRIGHT, copyright, email);
 
-  printf ("%s\n", _("This plugin tests the HTTP service on the specified host. It can test"));
-  printf ("%s\n", _("normal (http) and secure (https) servers, follow redirects, search for"));
-  printf ("%s\n", _("strings and regular expressions, check connection times, and report on"));
-  printf ("%s\n", _("certificate expiration times."));
+  printf("%s\n", _("This plugin tests the HTTP service on the specified host. "
+                   "It can test"));
+  printf("%s\n", _("normal (http) and secure (https) servers, follow "
+                   "redirects, search for"));
+  printf("%s\n", _("strings and regular expressions, check connection times, "
+                   "and report on"));
+  printf("%s\n", _("certificate expiration times."));
 
-  printf ("\n\n");
+  printf("\n\n");
 
-  print_usage ();
+  print_usage();
 
 #ifdef HAVE_SSL
-  printf (_("In the first form, make an HTTP request."));
-  printf (_("In the second form, connect to the server and check the TLS certificate."));
+  printf(_("In the first form, make an HTTP request."));
+  printf(_("In the second form, connect to the server and check the TLS "
+           "certificate."));
 #endif
-  printf (_("NOTE: One or both of -H and -I must be specified"));
+  printf(_("NOTE: One or both of -H and -I must be specified"));
 
-  printf ("\n");
+  printf("\n");
 
-  printf (UT_HELP_VRSN);
-  printf (UT_EXTRA_OPTS);
+  printf(UT_HELP_VRSN);
+  printf(UT_EXTRA_OPTS);
 
-  printf (" %s\n", "-H, --hostname=ADDRESS");
-  printf ("    %s\n", _("Host name argument for servers using host headers (virtual host)"));
-  printf ("    %s\n", _("Append a port to include it in the header (eg: example.com:5000)"));
-  printf (" %s\n", "-I, --IP-address=ADDRESS");
-  printf ("    %s\n", _("IP address or name (use numeric address if possible to bypass DNS lookup)."));
-  printf (" %s\n", "-p, --port=INTEGER");
-  printf ("    %s", _("Port number (default: "));
-  printf ("%d)\n", HTTP_PORT);
+  printf(" %s\n", "-H, --hostname=ADDRESS");
+  printf("    %s\n",
+         _("Host name argument for servers using host headers (virtual host)"));
+  printf("    %s\n",
+         _("Append a port to include it in the header (eg: example.com:5000)"));
+  printf(" %s\n", "-I, --IP-address=ADDRESS");
+  printf("    %s\n", _("IP address or name (use numeric address if possible to "
+                       "bypass DNS lookup)."));
+  printf(" %s\n", "-p, --port=INTEGER");
+  printf("    %s", _("Port number (default: "));
+  printf("%d)\n", HTTP_PORT);
 
-  printf (UT_IPv46);
+  printf(UT_IPv46);
 
 #ifdef HAVE_SSL
-  printf (" %s\n", "-S, --ssl=VERSION[+]");
-  printf ("    %s\n", _("Connect via SSL. Port defaults to 443. VERSION is optional, and prevents"));
-  printf ("    %s\n", _("auto-negotiation (2 = SSLv2, 3 = SSLv3, 1 = TLSv1, 1.1 = TLSv1.1,"));
-  printf ("    %s\n", _("1.2 = TLSv1.2). With a '+' suffix, newer versions are also accepted."));
-  printf (" %s\n", "--sni");
-  printf ("    %s\n", _("Enable SSL/TLS hostname extension support (SNI)"));
-  printf (" %s\n", "-C, --certificate=INTEGER[,INTEGER]");
-  printf ("    %s\n", _("Minimum number of days a certificate has to be valid. Port defaults to 443"));
-  printf ("    %s\n", _("(when this option is used the URL is not checked by default. You can use"));
-  printf ("    %s\n", _(" --continue-after-certificate to override this behavior)"));
-  printf (" %s\n", "--continue-after-certificate");
-  printf ("    %s\n", _("Allows the HTTP check to continue after performing the certificate check."));
-  printf ("    %s\n", _("Does nothing unless -C is used."));
-  printf (" %s\n", "-J, --client-cert=FILE");
-  printf ("   %s\n", _("Name of file that contains the client certificate (PEM format)"));
-  printf ("   %s\n", _("to be used in establishing the SSL session"));
-  printf (" %s\n", "-K, --private-key=FILE");
-  printf ("   %s\n", _("Name of file containing the private key (PEM format)"));
-  printf ("   %s\n", _("matching the client certificate"));
+  printf(" %s\n", "-S, --ssl=VERSION[+]");
+  printf("    %s\n", _("Connect via SSL. Port defaults to 443. VERSION is "
+                       "optional, and prevents"));
+  printf(
+      "    %s\n",
+      _("auto-negotiation (2 = SSLv2, 3 = SSLv3, 1 = TLSv1, 1.1 = TLSv1.1,"));
+  printf("    %s\n", _("1.2 = TLSv1.2). With a '+' suffix, newer versions are "
+                       "also accepted."));
+  printf(" %s\n", "--sni");
+  printf("    %s\n", _("Enable SSL/TLS hostname extension support (SNI)"));
+  printf(" %s\n", "-C, --certificate=INTEGER[,INTEGER]");
+  printf("    %s\n", _("Minimum number of days a certificate has to be valid. "
+                       "Port defaults to 443"));
+  printf("    %s\n", _("(when this option is used the URL is not checked by "
+                       "default. You can use"));
+  printf("    %s\n",
+         _(" --continue-after-certificate to override this behavior)"));
+  printf(" %s\n", "--continue-after-certificate");
+  printf("    %s\n", _("Allows the HTTP check to continue after performing the "
+                       "certificate check."));
+  printf("    %s\n", _("Does nothing unless -C is used."));
+  printf(" %s\n", "-J, --client-cert=FILE");
+  printf("   %s\n",
+         _("Name of file that contains the client certificate (PEM format)"));
+  printf("   %s\n", _("to be used in establishing the SSL session"));
+  printf(" %s\n", "-K, --private-key=FILE");
+  printf("   %s\n", _("Name of file containing the private key (PEM format)"));
+  printf("   %s\n", _("matching the client certificate"));
 #endif
 
-  printf (" %s\n", "-e, --expect=STRING");
-  printf ("    %s\n", _("Comma-delimited list of strings, at least one of them is expected in"));
-  printf ("    %s", _("the first (status) line of the server response (default: "));
-  printf ("%s)\n", HTTP_EXPECT);
-  printf ("    %s\n", _("If specified skips all other status line logic (ex: 3xx, 4xx, 5xx processing)"));
-  printf (" %s\n", "-d, --header-string=STRING");
-  printf ("    %s\n", _("String to expect in the response headers"));
-  printf (" %s\n", "-s, --string=STRING");
-  printf ("    %s\n", _("String to expect in the content"));
-  printf (" %s\n", "-u, --url=PATH");
-  printf ("    %s\n", _("URL to GET or POST (default: /)"));
-  printf (" %s\n", "-P, --post=STRING");
-  printf ("    %s\n", _("URL encoded http POST data"));
-  printf (" %s\n", "-j, --method=STRING  (for example: HEAD, OPTIONS, TRACE, PUT, DELETE, CONNECT, CONNECT:POST)");
-  printf ("    %s\n", _("Set HTTP method."));
-  printf (" %s\n", "-N, --no-body");
-  printf ("    %s\n", _("Don't wait for document body: stop reading after headers."));
-  printf ("    %s\n", _("(Note that this still does an HTTP GET or POST, not a HEAD.)"));
-  printf (" %s\n", "-M, --max-age=SECONDS");
-  printf ("    %s\n", _("Warn if document is more than SECONDS old. the number can also be of"));
-  printf ("    %s\n", _("the form \"10m\" for minutes, \"10h\" for hours, or \"10d\" for days."));
-  printf (" %s\n", "-T, --content-type=STRING");
-  printf ("    %s\n", _("specify Content-Type header media type when POSTing\n"));
-
-  printf (" %s\n", "-l, --linespan");
-  printf ("    %s\n", _("Allow regex to span newlines (must precede -r or -R)"));
-  printf (" %s\n", "-r, --regex, --ereg=STRING");
-  printf ("    %s\n", _("Search page for regex STRING"));
-  printf (" %s\n", "-R, --eregi=STRING");
-  printf ("    %s\n", _("Search page for case-insensitive regex STRING"));
-  printf (" %s\n", "--invert-regex");
-  printf ("    %s\n", _("Return CRITICAL if found, OK if not\n"));
-
-  printf (" %s\n", "-a, --authorization=AUTH_PAIR");
-  printf ("    %s\n", _("Username:password on sites with basic authentication"));
-  printf (" %s\n", "-b, --proxy-authorization=AUTH_PAIR");
-  printf ("    %s\n", _("Username:password on proxy-servers with basic authentication"));
-  printf (" %s\n", "-A, --useragent=STRING");
-  printf ("    %s\n", _("String to be sent in http header as \"User Agent\""));
-  printf (" %s\n", "-k, --header=STRING");
-  printf ("    %s\n", _("Any other tags to be sent in http header. Use multiple times for additional headers"));
-  printf (" %s\n", "-E, --extended-perfdata");
-  printf ("    %s\n", _("Print additional performance data"));
-  printf (" %s\n", "-B, --show-body");
-  printf ("    %s\n", _("Print body content below status line"));
-  printf (" %s\n", "-L, --link");
-  printf ("    %s\n", _("Wrap output in HTML link (obsoleted by urlize)"));
-  printf (" %s\n", "-f, --onredirect=<ok|warning|critical|follow|sticky|stickyport>");
-  printf ("    %s\n", _("How to handle redirected pages. sticky is like follow but stick to the"));
-  printf ("    %s\n", _("specified IP address. stickyport also ensures port stays the same."));
-  printf (" %s\n", "--max-redirs=INTEGER");
-  printf ("    %s", _("Maximal number of redirects (default: "));
-  printf ("%d)\n", DEFAULT_MAX_REDIRS);
-  printf (" %s\n", "-m, --pagesize=INTEGER<:INTEGER>");
-  printf ("    %s\n", _("Minimum page size required (bytes) : Maximum page size required (bytes)"));
-  printf (UT_WARN_CRIT);
-
-  printf (UT_CONN_TIMEOUT, DEFAULT_SOCKET_TIMEOUT);
-
-  printf (UT_VERBOSE);
-
-  printf ("\n");
-  printf ("%s\n", _("Notes:"));
-  printf (" %s\n", _("This plugin will attempt to open an HTTP connection with the host."));
-  printf (" %s\n", _("Successful connects return STATE_OK, refusals and timeouts return STATE_CRITICAL"));
-  printf (" %s\n", _("other errors return STATE_UNKNOWN.  Successful connects, but incorrect response"));
-  printf (" %s\n", _("messages from the host result in STATE_WARNING return values.  If you are"));
-  printf (" %s\n", _("checking a virtual server that uses 'host headers' you must supply the FQDN"));
-  printf (" %s\n", _("(fully qualified domain name) as the [host_name] argument."));
+  printf(" %s\n", "-e, --expect=STRING");
+  printf("    %s\n", _("Comma-delimited list of strings, at least one of them "
+                       "is expected in"));
+  printf("    %s",
+         _("the first (status) line of the server response (default: "));
+  printf("%s)\n", HTTP_EXPECT);
+  printf("    %s\n", _("If specified skips all other status line logic (ex: "
+                       "3xx, 4xx, 5xx processing)"));
+  printf(" %s\n", "-d, --header-string=STRING");
+  printf("    %s\n", _("String to expect in the response headers"));
+  printf(" %s\n", "-s, --string=STRING");
+  printf("    %s\n", _("String to expect in the content"));
+  printf(" %s\n", "-u, --url=PATH");
+  printf("    %s\n", _("URL to GET or POST (default: /)"));
+  printf(" %s\n", "-P, --post=STRING");
+  printf("    %s\n", _("URL encoded http POST data"));
+  printf(" %s\n", "-j, --method=STRING  (for example: HEAD, OPTIONS, TRACE, "
+                  "PUT, DELETE, CONNECT, CONNECT:POST)");
+  printf("    %s\n", _("Set HTTP method."));
+  printf(" %s\n", "-N, --no-body");
+  printf("    %s\n",
+         _("Don't wait for document body: stop reading after headers."));
+  printf("    %s\n",
+         _("(Note that this still does an HTTP GET or POST, not a HEAD.)"));
+  printf(" %s\n", "-M, --max-age=SECONDS");
+  printf("    %s\n", _("Warn if document is more than SECONDS old. the number "
+                       "can also be of"));
+  printf("    %s\n", _("the form \"10m\" for minutes, \"10h\" for hours, or "
+                       "\"10d\" for days."));
+  printf(" %s\n", "-T, --content-type=STRING");
+  printf("    %s\n",
+         _("specify Content-Type header media type when POSTing\n"));
+
+  printf(" %s\n", "-l, --linespan");
+  printf("    %s\n", _("Allow regex to span newlines (must precede -r or -R)"));
+  printf(" %s\n", "-r, --regex, --ereg=STRING");
+  printf("    %s\n", _("Search page for regex STRING"));
+  printf(" %s\n", "-R, --eregi=STRING");
+  printf("    %s\n", _("Search page for case-insensitive regex STRING"));
+  printf(" %s\n", "--invert-regex");
+  printf("    %s\n", _("Return CRITICAL if found, OK if not\n"));
+
+  printf(" %s\n", "-a, --authorization=AUTH_PAIR");
+  printf("    %s\n", _("Username:password on sites with basic authentication"));
+  printf(" %s\n", "-b, --proxy-authorization=AUTH_PAIR");
+  printf("    %s\n",
+         _("Username:password on proxy-servers with basic authentication"));
+  printf(" %s\n", "-A, --useragent=STRING");
+  printf("    %s\n", _("String to be sent in http header as \"User Agent\""));
+  printf(" %s\n", "-k, --header=STRING");
+  printf("    %s\n", _("Any other tags to be sent in http header. Use multiple "
+                       "times for additional headers"));
+  printf(" %s\n", "-E, --extended-perfdata");
+  printf("    %s\n", _("Print additional performance data"));
+  printf(" %s\n", "-B, --show-body");
+  printf("    %s\n", _("Print body content below status line"));
+  printf(" %s\n", "-L, --link");
+  printf("    %s\n", _("Wrap output in HTML link (obsoleted by urlize)"));
+  printf(" %s\n",
+         "-f, --onredirect=<ok|warning|critical|follow|sticky|stickyport>");
+  printf("    %s\n", _("How to handle redirected pages. sticky is like follow "
+                       "but stick to the"));
+  printf(
+      "    %s\n",
+      _("specified IP address. stickyport also ensures port stays the same."));
+  printf(" %s\n", "--max-redirs=INTEGER");
+  printf("    %s", _("Maximal number of redirects (default: "));
+  printf("%d)\n", DEFAULT_MAX_REDIRS);
+  printf(" %s\n", "-m, --pagesize=INTEGER<:INTEGER>");
+  printf("    %s\n", _("Minimum page size required (bytes) : Maximum page size "
+                       "required (bytes)"));
+  printf(UT_WARN_CRIT);
+
+  printf(UT_CONN_TIMEOUT, DEFAULT_SOCKET_TIMEOUT);
+
+  printf(UT_VERBOSE);
+
+  printf("\n");
+  printf("%s\n", _("Notes:"));
+  printf(
+      " %s\n",
+      _("This plugin will attempt to open an HTTP connection with the host."));
+  printf(" %s\n", _("Successful connects return STATE_OK, refusals and "
+                    "timeouts return STATE_CRITICAL"));
+  printf(" %s\n", _("other errors return STATE_UNKNOWN.  Successful connects, "
+                    "but incorrect response"));
+  printf(" %s\n", _("messages from the host result in STATE_WARNING return "
+                    "values.  If you are"));
+  printf(" %s\n", _("checking a virtual server that uses 'host headers' you "
+                    "must supply the FQDN"));
+  printf(" %s\n",
+         _("(fully qualified domain name) as the [host_name] argument."));
 
 #ifdef HAVE_SSL
-  printf ("\n");
-  printf (" %s\n", _("This plugin can also check whether an SSL enabled web server is able to"));
-  printf (" %s\n", _("serve content (optionally within a specified time) or whether the X509 "));
-  printf (" %s\n", _("certificate is still valid for the specified number of days."));
-  printf ("\n");
-  printf (" %s\n", _("Please note that this plugin does not check if the presented server"));
-  printf (" %s\n", _("certificate matches the hostname of the server, or if the certificate"));
-  printf (" %s\n", _("has a valid chain of trust to one of the locally installed CAs."));
-  printf ("\n");
-  printf ("%s\n", _("Examples:"));
-  printf (" %s\n\n", "CHECK CONTENT: check_http -w 5 -c 10 --ssl -H www.verisign.com");
-  printf (" %s\n", _("When the 'www.verisign.com' server returns its content within 5 seconds,"));
-  printf (" %s\n", _("a STATE_OK will be returned. When the server returns its content but exceeds"));
-  printf (" %s\n", _("the 5-second threshold, a STATE_WARNING will be returned. When an error occurs,"));
-  printf (" %s\n", _("a STATE_CRITICAL will be returned."));
-  printf ("\n");
-  printf (" %s\n\n", "CHECK CERTIFICATE: check_http -H www.verisign.com -C 14");
-  printf (" %s\n", _("When the certificate of 'www.verisign.com' is valid for more than 14 days,"));
-  printf (" %s\n", _("a STATE_OK is returned. When the certificate is still valid, but for less than"));
-  printf (" %s\n", _("14 days, a STATE_WARNING is returned. A STATE_CRITICAL will be returned when"));
-  printf (" %s\n\n", _("the certificate is expired."));
-  printf ("\n");
-  printf (" %s\n\n", "CHECK CERTIFICATE: check_http -H www.verisign.com -C 30,14");
-  printf (" %s\n", _("When the certificate of 'www.verisign.com' is valid for more than 30 days,"));
-  printf (" %s\n", _("a STATE_OK is returned. When the certificate is still valid, but for less than"));
-  printf (" %s\n", _("30 days, but more than 14 days, a STATE_WARNING is returned."));
-  printf (" %s\n", _("A STATE_CRITICAL will be returned when certificate expires in less than 14 days"));
-
-  printf (" %s\n\n", "CHECK SSL WEBSERVER CONTENT VIA PROXY USING HTTP 1.1 CONNECT: ");
-  printf (" %s\n", _("check_http -I 192.168.100.35 -p 80 -u https://www.verisign.com/ -S -j CONNECT -H www.verisign.com "));
-  printf (" %s\n", _("all these options are needed: -I <proxy> -p <proxy-port> -u <check-url> -S(sl) -j CONNECT -H <webserver>"));
-  printf (" %s\n", _("a STATE_OK will be returned. When the server returns its content but exceeds"));
-  printf (" %s\n", _("the 5-second threshold, a STATE_WARNING will be returned. When an error occurs,"));
-  printf (" %s\n", _("a STATE_CRITICAL will be returned. By adding a colon to the method you can set the method used"));
-  printf (" %s\n", _("inside the proxied connection: -j CONNECT:POST"));
+  printf("\n");
+  printf(" %s\n", _("This plugin can also check whether an SSL enabled web "
+                    "server is able to"));
+  printf(" %s\n", _("serve content (optionally within a specified time) or "
+                    "whether the X509 "));
+  printf(" %s\n",
+         _("certificate is still valid for the specified number of days."));
+  printf("\n");
+  printf(
+      " %s\n",
+      _("Please note that this plugin does not check if the presented server"));
+  printf(" %s\n", _("certificate matches the hostname of the server, or if the "
+                    "certificate"));
+  printf(" %s\n",
+         _("has a valid chain of trust to one of the locally installed CAs."));
+  printf("\n");
+  printf("%s\n", _("Examples:"));
+  printf(" %s\n\n",
+         "CHECK CONTENT: check_http -w 5 -c 10 --ssl -H www.verisign.com");
+  printf(" %s\n", _("When the 'www.verisign.com' server returns its content "
+                    "within 5 seconds,"));
+  printf(" %s\n", _("a STATE_OK will be returned. When the server returns its "
+                    "content but exceeds"));
+  printf(" %s\n", _("the 5-second threshold, a STATE_WARNING will be returned. "
+                    "When an error occurs,"));
+  printf(" %s\n", _("a STATE_CRITICAL will be returned."));
+  printf("\n");
+  printf(" %s\n\n", "CHECK CERTIFICATE: check_http -H www.verisign.com -C 14");
+  printf(" %s\n", _("When the certificate of 'www.verisign.com' is valid for "
+                    "more than 14 days,"));
+  printf(" %s\n", _("a STATE_OK is returned. When the certificate is still "
+                    "valid, but for less than"));
+  printf(" %s\n", _("14 days, a STATE_WARNING is returned. A STATE_CRITICAL "
+                    "will be returned when"));
+  printf(" %s\n\n", _("the certificate is expired."));
+  printf("\n");
+  printf(" %s\n\n",
+         "CHECK CERTIFICATE: check_http -H www.verisign.com -C 30,14");
+  printf(" %s\n", _("When the certificate of 'www.verisign.com' is valid for "
+                    "more than 30 days,"));
+  printf(" %s\n", _("a STATE_OK is returned. When the certificate is still "
+                    "valid, but for less than"));
+  printf(" %s\n",
+         _("30 days, but more than 14 days, a STATE_WARNING is returned."));
+  printf(" %s\n", _("A STATE_CRITICAL will be returned when certificate "
+                    "expires in less than 14 days"));
+
+  printf(" %s\n\n",
+         "CHECK SSL WEBSERVER CONTENT VIA PROXY USING HTTP 1.1 CONNECT: ");
+  printf(" %s\n",
+         _("check_http -I 192.168.100.35 -p 80 -u https://www.verisign.com/ -S "
+           "-j CONNECT -H www.verisign.com "));
+  printf(" %s\n", _("all these options are needed: -I <proxy> -p <proxy-port> "
+                    "-u <check-url> -S(sl) -j CONNECT -H <webserver>"));
+  printf(" %s\n", _("a STATE_OK will be returned. When the server returns its "
+                    "content but exceeds"));
+  printf(" %s\n", _("the 5-second threshold, a STATE_WARNING will be returned. "
+                    "When an error occurs,"));
+  printf(" %s\n", _("a STATE_CRITICAL will be returned. By adding a colon to "
+                    "the method you can set the method used"));
+  printf(" %s\n", _("inside the proxied connection: -j CONNECT:POST"));
 
 #endif
 
-  printf (UT_SUPPORT);
-
+  printf(UT_SUPPORT);
 }
 
-
-
-void
-print_usage (void)
-{
-  printf ("%s\n", _("Usage:"));
-  printf (" %s -H <vhost> | -I <IP-address> [-u <uri>] [-p <port>]\n",progname);
-  printf ("       [-J <client certificate file>] [-K <private key>]\n");
-  printf ("       [-w <warn time>] [-c <critical time>] [-t <timeout>] [-L] [-E] [-a auth]\n");
-  printf ("       [-b proxy_auth] [-f <ok|warning|critcal|follow|sticky|stickyport>]\n");
-  printf ("       [-e <expect>] [-d string] [-s string] [-l] [-r <regex> | -R <case-insensitive regex>]\n");
-  printf ("       [-P string] [-m <min_pg_size>:<max_pg_size>] [-4|-6] [-N] [-M <age>]\n");
-  printf ("       [-A string] [-k string] [-S <version>] [--sni]\n");
-  printf ("       [-T <content-type>] [-j method]\n");
-  printf (" %s -H <vhost> | -I <IP-address> -C <warn_age>[,<crit_age>]\n",progname);
-  printf ("       [-p <port>] [-t <timeout>] [-4|-6] [--sni]\n");
+void print_usage(void) {
+  printf("%s\n", _("Usage:"));
+  printf(" %s -H <vhost> | -I <IP-address> [-u <uri>] [-p <port>]\n", progname);
+  printf("       [-J <client certificate file>] [-K <private key>]\n");
+  printf("       [-w <warn time>] [-c <critical time>] [-t <timeout>] [-L] "
+         "[-E] [-a auth]\n");
+  printf("       [-b proxy_auth] [-f "
+         "<ok|warning|critcal|follow|sticky|stickyport>]\n");
+  printf("       [-e <expect>] [-d string] [-s string] [-l] [-r <regex> | -R "
+         "<case-insensitive regex>]\n");
+  printf("       [-P string] [-m <min_pg_size>:<max_pg_size>] [-4|-6] [-N] [-M "
+         "<age>]\n");
+  printf("       [-A string] [-k string] [-S <version>] [--sni]\n");
+  printf("       [-T <content-type>] [-j method]\n");
+  printf(" %s -H <vhost> | -I <IP-address> -C <warn_age>[,<crit_age>]\n",
+         progname);
+  printf("       [-p <port>] [-t <timeout>] [-4|-6] [--sni]\n");
 }