[nagiosplug] Improve interface of np_expect_match() function

[Nagios Plugin Development]

 Module: nagiosplug
 Branch: master
 Commit: 662997251d4fc43f4155784f9e7df827f193305e
 Author: Holger Weiss <holger at zedat.fu-berlin.de>
   Date: Thu Sep 12 17:42:10 2013 +0200
    URL: http://nagiosplug.git.sf.net/git/gitweb.cgi?p=nagiosplug/nagiosplug;a=commit;h=6629972

Improve interface of np_expect_match() function

Replace the three boolean parameters of lib/utils_tcp.c's
np_expect_match() function with a single "flags" parameter.

---

 lib/tests/test_tcp.c |   16 ++++++++--------
 lib/utils_tcp.c      |   19 ++++++++++---------
 lib/utils_tcp.h      |    6 +++++-
 plugins/check_tcp.c  |   23 +++++++++--------------
 4 files changed, 32 insertions(+), 32 deletions(-)

diff --git a/lib/tests/test_tcp.c b/lib/tests/test_tcp.c
index 6cf9394..8e9d43c 100644
--- a/lib/tests/test_tcp.c
+++ b/lib/tests/test_tcp.c
@@ -33,21 +33,21 @@ main (int argc, char **argv)
 	server_expect[1] = strdup("bb");
 	server_expect[2] = strdup("CC");
 	
-	ok(np_expect_match("AA bb CC XX", server_expect, server_expect_count, FALSE, TRUE, FALSE) == TRUE,
+	ok(np_expect_match("AA bb CC XX", server_expect, server_expect_count, NP_MATCH_EXACT) == TRUE,
 	   "Test matching any string at the beginning (first expect string)");
-	ok(np_expect_match("bb AA CC XX", server_expect, server_expect_count, FALSE, TRUE, FALSE) == TRUE,
+	ok(np_expect_match("bb AA CC XX", server_expect, server_expect_count, NP_MATCH_EXACT) == TRUE,
 	   "Test matching any string at the beginning (second expect string)");
-	ok(np_expect_match("XX bb AA CC XX", server_expect, server_expect_count, FALSE, TRUE, FALSE) == FALSE,
+	ok(np_expect_match("XX bb AA CC XX", server_expect, server_expect_count, NP_MATCH_EXACT) == FALSE,
 	   "Test with strings not matching at the beginning");
-	ok(np_expect_match("XX CC XX", server_expect, server_expect_count, FALSE, TRUE, FALSE) == FALSE,
+	ok(np_expect_match("XX CC XX", server_expect, server_expect_count, NP_MATCH_EXACT) == FALSE,
 	   "Test matching any string");
-	ok(np_expect_match("XX", server_expect, server_expect_count, FALSE, FALSE, FALSE) == FALSE,
+	ok(np_expect_match("XX", server_expect, server_expect_count, 0) == FALSE,
 	   "Test not matching any string");
-	ok(np_expect_match("XX AA bb CC XX", server_expect, server_expect_count, TRUE, FALSE, FALSE) == TRUE,
+	ok(np_expect_match("XX AA bb CC XX", server_expect, server_expect_count, NP_MATCH_ALL) == TRUE,
 	   "Test matching all strings");
-	ok(np_expect_match("XX bb CC XX", server_expect, server_expect_count, TRUE, FALSE, FALSE) == FALSE,
+	ok(np_expect_match("XX bb CC XX", server_expect, server_expect_count, NP_MATCH_ALL) == FALSE,
 	   "Test not matching all strings");
-	ok(np_expect_match("XX XX", server_expect, server_expect_count, TRUE, FALSE, FALSE) == FALSE,
+	ok(np_expect_match("XX XX", server_expect, server_expect_count, NP_MATCH_ALL) == FALSE,
 	   "Test not matching any string (testing all)");
 	 
 
diff --git a/lib/utils_tcp.c b/lib/utils_tcp.c
index 8589ce6..cf67b11 100644
--- a/lib/utils_tcp.c
+++ b/lib/utils_tcp.c
@@ -30,26 +30,27 @@
 #include "utils_tcp.h"
 
 int
-np_expect_match(char* status, char** server_expect, int expect_count, int all, int exact_match, int verbose)
+np_expect_match(char* status, char** server_expect, int expect_count, int flags)
 {
 	int match = 0;
 	int i;
 	for (i = 0; i < expect_count; i++) {
-		if (verbose)
+		if (flags & NP_MATCH_VERBOSE)
 			printf ("looking for [%s] %s [%s]\n", server_expect[i],
-					(exact_match) ? "in beginning of" : "anywhere in",
+					(flags & NP_MATCH_EXACT) ? "in beginning of" : "anywhere in",
 					status);
 
-		if ((exact_match && !strncmp(status, server_expect[i], strlen(server_expect[i]))) ||
-			(! exact_match && strstr(status, server_expect[i])))
+		if ((flags & NP_MATCH_EXACT &&
+			!strncmp(status, server_expect[i], strlen(server_expect[i]))) ||
+			(!(flags & NP_MATCH_EXACT) && strstr(status, server_expect[i])))
 		{
-			if(verbose) puts("found it");
+			if(flags & NP_MATCH_VERBOSE) puts("found it");
 			match += 1;
 		} else
-			if(verbose) puts("couldn't find it");
+			if(flags & NP_MATCH_VERBOSE) puts("couldn't find it");
 	}
-	if ((all == TRUE && match == expect_count) ||
-		(! all && match >= 1)) {
+	if ((flags & NP_MATCH_ALL && match == expect_count) ||
+		(!(flags & NP_MATCH_ALL) && match >= 1)) {
 		return TRUE;
 	} else
 		return FALSE;
diff --git a/lib/utils_tcp.h b/lib/utils_tcp.h
index b0eb8be..34b771d 100644
--- a/lib/utils_tcp.h
+++ b/lib/utils_tcp.h
@@ -1,4 +1,8 @@
 /* Header file for utils_tcp */
 
+#define NP_MATCH_ALL            0x1
+#define NP_MATCH_EXACT          0x2
+#define NP_MATCH_VERBOSE        0x4
+
 int np_expect_match(char* status, char** server_expect, int server_expect_count,
-                    int all, int exact_match, int verbose);
+                    int flags);
diff --git a/plugins/check_tcp.c b/plugins/check_tcp.c
index 9e62638..e8d7ec6 100644
--- a/plugins/check_tcp.c
+++ b/plugins/check_tcp.c
@@ -82,15 +82,14 @@ static int sd = 0;
 #define MAXBUF 1024
 static char buffer[MAXBUF];
 static int expect_mismatch_state = STATE_WARNING;
+static int match_flags = NP_MATCH_EXACT;
 
 #define FLAG_SSL 0x01
 #define FLAG_VERBOSE 0x02
-#define FLAG_EXACT_MATCH 0x04
-#define FLAG_TIME_WARN 0x08
-#define FLAG_TIME_CRIT 0x10
-#define FLAG_HIDE_OUTPUT 0x20
-#define FLAG_MATCH_ALL 0x40
-static size_t flags = FLAG_EXACT_MATCH;
+#define FLAG_TIME_WARN 0x04
+#define FLAG_TIME_CRIT 0x08
+#define FLAG_HIDE_OUTPUT 0x10
+static size_t flags;
 
 int
 main (int argc, char **argv)
@@ -296,12 +295,7 @@ main (int argc, char **argv)
 			       (int)len + 1, status);
 		while(isspace(status[len])) status[len--] = '\0';
 
-		match = np_expect_match(status,
-                                server_expect,
-                                server_expect_count,
-                                (flags & FLAG_MATCH_ALL ? TRUE : FALSE),
-                                (flags & FLAG_EXACT_MATCH ? TRUE : FALSE),
-                                (flags & FLAG_VERBOSE ? TRUE : FALSE));
+		match = np_expect_match(status, server_expect, server_expect_count, match_flags);
 	}
 
 	if (server_quit != NULL) {
@@ -450,6 +444,7 @@ process_arguments (int argc, char **argv)
 			exit (STATE_OK);
 		case 'v':                 /* verbose mode */
 			flags |= FLAG_VERBOSE;
+			match_flags |= NP_MATCH_VERBOSE;
 			break;
 		case '4':
 			address_family = AF_INET;
@@ -506,7 +501,7 @@ process_arguments (int argc, char **argv)
 				xasprintf(&server_send, "%s", optarg);
 			break;
 		case 'e': /* expect string (may be repeated) */
-			flags &= ~FLAG_EXACT_MATCH;
+			match_flags &= ~NP_MATCH_EXACT;
 			if (server_expect_count == 0)
 				server_expect = malloc (sizeof (char *) * (++server_expect_count));
 			else
@@ -584,7 +579,7 @@ process_arguments (int argc, char **argv)
 #endif
 			break;
 		case 'A':
-			flags |= FLAG_MATCH_ALL;
+			match_flags |= NP_MATCH_ALL;
 			break;
 		}
 	}