Common code for parsing of configuration files.

git-svn-id: svn://svn.zabbix.com/trunk@319 97f52cf1-0a1b-0410-bd0e-c28be96e8082

1 files changed, 106 insertions, 0 deletions

diff --git a/include/cfg.c b/include/cfg.c
new file mode 100644
index 00000000..9f77a817
--- /dev/null
+++ b/include/cfg.c
@@ -0,0 +1,106 @@
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <syslog.h>
+
+#include "common.h"
+#include "cfg.h"
+
+/*	struct cfg_line
+	{
+		char	*parameter,
+		void	*variable,
+		int	type;
+		int	mandatory;
+		int	min;
+		int	max;
+	};
+*/
+
+/*	struct cfg_line cfg[]=
+	{*/
+/*		 PARAMETER	,VAR	,FUNC,	TYPE(0i,1s),MANDATORY,MIN,MAX	*/
+/*		{"StartSuckers",&Suckers,0,	0          ,1	      ,2,255},
+		{0}
+	};*/
+
+int	parse_cfg_file(char *cfg_file,struct cfg_line *cfg)
+{
+	FILE	*file;
+	char	line[1024];
+	char	parameter[1024];
+	char	*value;
+	int	lineno;
+	int	i,var;
+	int	*pointer;
+	char	*c;
+
+
+	file=fopen(cfg_file,"r");
+	if(NULL == file)
+	{
+		syslog( LOG_CRIT, "Cannot open config file [%s] [%m]",cfg_file);
+		return	FAIL;
+	}
+
+	lineno=0;
+	while(fgets(line,1024,file) != NULL)
+	{
+		lineno++;
+
+		if(line[0]=='#')	continue;
+		if(strlen(line)==1)	continue;
+
+		strcpy(parameter,line);
+
+		value=strstr(line,"=");
+
+		if(NULL == value)
+		{
+			syslog( LOG_CRIT, "Error in line [%s] Line %d", line, lineno);
+			return	FAIL;
+		}
+		value++;
+		value[strlen(value)-1]=0;
+
+		parameter[value-line-1]=0;
+
+//		syslog( LOG_WARNING, "Parameter [%s] Value [%s]", parameter, value);
+
+		i=0;
+		while(cfg[i].parameter != 0)
+		{
+			if(strcmp(cfg[i].parameter, parameter) == 0)
+			{
+				if(cfg[i].type == TYPE_INT)
+				{
+					var=atoi(value);
+					if( (cfg[i].min!=0) || (cfg[i].max!=0))
+					{
+						if( (var<cfg[i].min) || (var>cfg[i].max) )
+						{
+							syslog( LOG_CRIT, "Wrong value of [%s] in line %d. Should be between %d and %d.", cfg[i].parameter, lineno, cfg[i].min, cfg[i].max);
+							return	FAIL;
+						}
+						
+					}
+/* Can this be done without "pointer" ? */ 	
+					pointer=(int *)cfg[i].variable;
+					*pointer=var;
+					syslog( LOG_WARNING, "Parameter [%s] [%d]", parameter, *pointer);
+				}
+				else
+				{
+/* Can this be done without "c" ? */ 
+	/*				c=(char *)cfg[i].variable;
+					syslog( LOG_WARNING, "ZZZ [%d] [%s]", *c, *c);
+					*c=strdup(value);
+					syslog( LOG_WARNING, "ZZZ [%d] [%s]", c, *c);*/
+//					syslog( LOG_WARNING, "Parameter [%s] [%s]", parameter, *c);
+				}
+			}
+			i++;
+		}
+	}
+	return	SUCCEED;
+}