# HG changeset patch
# User David Demelier <markand@malikania.fr>
# Date 1321472496 -3600
# Node ID f42bcb9e7b4a75354d12116664743c2942a21fc9
# Parent  fd817a7dbf2f5f11e1cf49cfe6a4e29b69f9d2b5
Add const and little security fix with *nb pointer

diff -r fd817a7dbf2f -r f42bcb9e7b4a ini.c
--- a/ini.c	Tue Nov 15 20:12:48 2011 +0100
+++ b/ini.c	Wed Nov 16 20:41:36 2011 +0100
@@ -26,9 +26,9 @@
 
 #include "ini.h"
 
-/* --------------------------------------------------------
- * structure definitions
- * -------------------------------------------------------- */
+/* -------------------------------------------------------- */
+/* structure definitions				    */
+/* -------------------------------------------------------- */
 
 struct ini_option {
 	char		*key;		/* option name */
@@ -61,9 +61,9 @@
 
 static char	iniError[1024 + 1];
 
-/* --------------------------------------------------------
- * prototypes
- * -------------------------------------------------------- */
+/* -------------------------------------------------------- */
+/* prototypes						    */
+/* -------------------------------------------------------- */
 
 static void	*ini_read(struct ini_config *, FILE *);
 static int	ini_getline(struct ini_config *, FILE *);
@@ -83,9 +83,9 @@
 	if (I_VERBOSE((file)))						\
 		fprintf(stderr, fmt, __VA_ARGS__)
 
-/* --------------------------------------------------------
- * public functions
- * -------------------------------------------------------- */
+/* -------------------------------------------------------- */
+/* public functions					    */
+/* -------------------------------------------------------- */
 
 struct ini_config *
 ini_load(const char *path, int flags)
@@ -119,7 +119,7 @@
  */
 
 char **
-ini_get_sections_names(struct ini_config *conf, int *number)
+ini_get_sections_names(const struct ini_config *conf, int *number)
 {
 	struct ini_section *s;
 	char **list;
@@ -129,6 +129,10 @@
 	STAILQ_FOREACH(s, &conf->sections, next)
 		++ i;
 
+	/* For safety */
+	if (number != NULL)
+		*number = 0;
+
 	if ((list = calloc(i + 1, sizeof (char *))) == NULL)
 		return NULL;
 
@@ -188,7 +192,7 @@
  */
 
 struct ini_section *
-ini_select_section(struct ini_config *conf, const char *section)
+ini_select_section(const struct ini_config *conf, const char *section)
 {
 	struct ini_section *s;
 
@@ -207,7 +211,7 @@
  */
 
 char *
-ini_option_once(struct ini_config *conf, const char *sect, const char *key)
+ini_option_once(const struct ini_config *conf, const char *sect, const char *key)
 {
 	struct ini_option *o;
 	struct ini_section *s;
@@ -228,7 +232,7 @@
  */
 
 char **
-ini_get_option_names(struct ini_section *section, int *nb)
+ini_get_option_names(const struct ini_section *section, int *nb)
 {
 	char **list;
 	struct ini_option *o;
@@ -238,6 +242,9 @@
 	STAILQ_FOREACH(o, &section->options, next)
 		++ i;
 
+	if (nb != NULL)
+		*nb = i;
+
 	if ((list = calloc(i + 1, sizeof (char *))) == NULL)
 		return NULL;
 
@@ -258,7 +265,7 @@
  */
 
 char *
-ini_get_option(struct ini_section *section, const char *key)
+ini_get_option(const struct ini_section *section, const char *key)
 {
 	struct ini_option *o;
 
@@ -309,9 +316,9 @@
 	free(conf);
 }
 
-/* --------------------------------------------------------
- * private functions
- * -------------------------------------------------------- */
+/* -------------------------------------------------------- */
+/* private functions					    */
+/* -------------------------------------------------------- */
 
 /*
  * Read file line per line and try to parse ini like file. Lines
diff -r fd817a7dbf2f -r f42bcb9e7b4a ini.h
--- a/ini.h	Tue Nov 15 20:12:48 2011 +0100
+++ b/ini.h	Wed Nov 16 20:41:36 2011 +0100
@@ -34,16 +34,16 @@
 ini_load(const char *, int);
 
 char **
-ini_get_sections_names(struct ini_config *, int *);
+ini_get_sections_names(const struct ini_config *, int *);
 
 struct ini_section **
 ini_get_sections(const struct ini_config *, const char *, int *);
 
 struct ini_section *
-ini_select_section(struct ini_config *, const char *);
+ini_select_section(const struct ini_config *, const char *);
 
 char *
-ini_get_option_once(struct ini_config *, const char *, const char *);
+ini_get_option_once(const struct ini_config *, const char *, const char *);
 
 void
 ini_free(struct ini_config *, int, int);
@@ -56,9 +56,9 @@
  * -------------------------------------------------------- */
 
 char **
-ini_get_option_names(struct ini_section *, int *);
+ini_get_option_names(const struct ini_section *, int *);
 
 char *
-ini_get_option(struct ini_section *, const char *key);
+ini_get_option(const struct ini_section *, const char *key);
 
 #endif /* _INI_H_ */