Make extract_value more generic:

Add a separator argument passed using defines.

3 files changed, 34 insertions, 28 deletions

diff --git a/lib/tests/test_utils.c b/lib/tests/test_utils.c
index 97343afa..3a45944a 100644
--- a/lib/tests/test_utils.c
+++ b/lib/tests/test_utils.c
@@ -172,83 +172,83 @@ main (int argc, char **argv)
         test = np_escaped_string("everything");
         ok( strcmp(test, "everything") == 0, "everything okay");
 
-        /* np_extract_value tests (23) */
-        test=np_extract_value("foo=bar, bar=foo, foobar=barfoo\n", "foo");
+        /* np_extract_ntpvar tests (23) */
+        test=np_extract_ntpvar("foo=bar, bar=foo, foobar=barfoo\n", "foo");
         ok(test && !strcmp(test, "bar"), "1st test as expected");
         free(test);
 
-        test=np_extract_value("foo=bar,bar=foo,foobar=barfoo\n", "bar");
+        test=np_extract_ntpvar("foo=bar,bar=foo,foobar=barfoo\n", "bar");
         ok(test && !strcmp(test, "foo"), "2nd test as expected");
         free(test);
 
-        test=np_extract_value("foo=bar, bar=foo, foobar=barfoo\n", "foobar");
+        test=np_extract_ntpvar("foo=bar, bar=foo, foobar=barfoo\n", "foobar");
         ok(test && !strcmp(test, "barfoo"), "3rd test as expected");
         free(test);
 
-        test=np_extract_value("foo=bar\n", "foo");
+        test=np_extract_ntpvar("foo=bar\n", "foo");
         ok(test && !strcmp(test, "bar"), "Single test as expected");
         free(test);
 
-        test=np_extract_value("foo=bar, bar=foo, foobar=barfooi\n", "abcd");
+        test=np_extract_ntpvar("foo=bar, bar=foo, foobar=barfooi\n", "abcd");
         ok(!test, "Key not found 1");
 
-        test=np_extract_value("foo=bar\n", "abcd");
+        test=np_extract_ntpvar("foo=bar\n", "abcd");
         ok(!test, "Key not found 2");
 
-        test=np_extract_value("foo=bar=foobar", "foo");
+        test=np_extract_ntpvar("foo=bar=foobar", "foo");
         ok(test && !strcmp(test, "bar=foobar"), "Strange string 1");
         free(test);
 
-        test=np_extract_value("foo", "foo");
+        test=np_extract_ntpvar("foo", "foo");
         ok(!test, "Malformed string 1");
 
-        test=np_extract_value("foo,", "foo");
+        test=np_extract_ntpvar("foo,", "foo");
         ok(!test, "Malformed string 2");
 
-        test=np_extract_value("foo=", "foo");
+        test=np_extract_ntpvar("foo=", "foo");
         ok(!test, "Malformed string 3");
 
-        test=np_extract_value("foo=,bar=foo", "foo");
+        test=np_extract_ntpvar("foo=,bar=foo", "foo");
         ok(!test, "Malformed string 4");
 
-        test=np_extract_value(",foo", "foo");
+        test=np_extract_ntpvar(",foo", "foo");
         ok(!test, "Malformed string 5");
 
-        test=np_extract_value("=foo", "foo");
+        test=np_extract_ntpvar("=foo", "foo");
         ok(!test, "Malformed string 6");
 
-        test=np_extract_value("=foo,", "foo");
+        test=np_extract_ntpvar("=foo,", "foo");
         ok(!test, "Malformed string 7");
 
-        test=np_extract_value(",,,", "foo");
+        test=np_extract_ntpvar(",,,", "foo");
         ok(!test, "Malformed string 8");
 
-        test=np_extract_value("===", "foo");
+        test=np_extract_ntpvar("===", "foo");
         ok(!test, "Malformed string 9");
 
-        test=np_extract_value(",=,=,", "foo");
+        test=np_extract_ntpvar(",=,=,", "foo");
         ok(!test, "Malformed string 10");
 
-        test=np_extract_value("=,=,=", "foo");
+        test=np_extract_ntpvar("=,=,=", "foo");
         ok(!test, "Malformed string 11");
 
-        test=np_extract_value("  foo=bar  ,\n bar=foo\n , foobar=barfoo  \n  ", "foo");
+        test=np_extract_ntpvar("  foo=bar  ,\n bar=foo\n , foobar=barfoo  \n  ", "foo");
         ok(test && !strcmp(test, "bar"), "Random spaces and newlines 1");
         free(test);
 
-        test=np_extract_value("  foo=bar  ,\n bar=foo\n , foobar=barfoo  \n  ", "bar");
+        test=np_extract_ntpvar("  foo=bar  ,\n bar=foo\n , foobar=barfoo  \n  ", "bar");
         ok(test && !strcmp(test, "foo"), "Random spaces and newlines 2");
         free(test);
 
-        test=np_extract_value("  foo=bar  ,\n bar=foo\n , foobar=barfoo  \n  ", "foobar");
+        test=np_extract_ntpvar("  foo=bar  ,\n bar=foo\n , foobar=barfoo  \n  ", "foobar");
         ok(test && !strcmp(test, "barfoo"), "Random spaces and newlines 3");
         free(test);
 
-        test=np_extract_value("  foo=bar  ,\n bar\n \n= \n foo\n , foobar=barfoo  \n  ", "bar");
+        test=np_extract_ntpvar("  foo=bar  ,\n bar\n \n= \n foo\n , foobar=barfoo  \n  ", "bar");
         ok(test && !strcmp(test, "foo"), "Random spaces and newlines 4");
         free(test);
 
-        test=np_extract_value("", "foo");
+        test=np_extract_ntpvar("", "foo");
         ok(!test, "Empty string return NULL");
 
         return exit_status();
diff --git a/lib/utils_base.c b/lib/utils_base.c
index a34cc5cc..77700f5b 100644
--- a/lib/utils_base.c
+++ b/lib/utils_base.c
@@ -258,7 +258,7 @@ int np_warn_if_not_root(void) {
  * This function can be used to parse NTP control packet data and performance
  * data strings.
  */
-char *np_extract_value(const char *varlist, const char *name) {
+char *np_extract_value(const char *varlist, const char *name, char sep) {
         char *tmp=NULL, *value=NULL;
         int i;
 
@@ -277,7 +277,7 @@ char *np_extract_value(const char *varlist, const char *name) {
                                 /* strip leading spaces */
                                 for (varlist; isspace(varlist[0]); varlist++);
 
-                                if (tmp = index(varlist, ',')) {
+                                if (tmp = index(varlist, sep)) {
                                         /* Value is delimited by a comma */
                                         if (tmp-varlist == 0) continue;
                                         value = (char *)malloc(tmp-varlist+1);
@@ -293,7 +293,7 @@ char *np_extract_value(const char *varlist, const char *name) {
                                 break;
                         }
                 }
-                if (tmp = index(varlist, ',')) {
+                if (tmp = index(varlist, sep)) {
                         /* More keys, keep going... */
                         varlist = tmp + 1;
                 } else {
diff --git a/lib/utils_base.h b/lib/utils_base.h
index c34f0445..f40fdb0f 100644
--- a/lib/utils_base.h
+++ b/lib/utils_base.h
@@ -56,6 +56,12 @@ int np_warn_if_not_root(void);
  * This function can be used to parse NTP control packet data and performance
  * data strings.
  */
-char *np_extract_value(const char*, const char*);
+char *np_extract_value(const char*, const char*, char);
+
+/*
+ * Same as np_extract_value with separator suitable for NTP control packet
+ * payloads (comma)
+ */
+#define np_extract_ntpvar(l, n) np_extract_value(l, n, ',')
 
 #endif /* _UTILS_BASE_ */