From 6a250c8a1e581287d7ff3c88582ab337e21ac50f Mon Sep 17 00:00:00 2001
From: Stef Walter <stef@memberwebs.com>
Date: Fri, 3 Sep 2004 02:53:40 +0000
Subject: - Fixes to configuration file stuff

---
 src/clamsmtpd.c | 10 +++++++---
 src/clstate.c   | 46 +++++++++++++++++++---------------------------
 2 files changed, 26 insertions(+), 30 deletions(-)

(limited to 'src')

diff --git a/src/clamsmtpd.c b/src/clamsmtpd.c
index a9e8f9d..e985fa3 100644
--- a/src/clamsmtpd.c
+++ b/src/clamsmtpd.c
@@ -171,7 +171,7 @@ int main(int argc, char* argv[])
     clstate_init(&g_state);
 
     /* Parse the arguments nicely */
-    while((ch = getopt(argc, argv, "bc:d:D:h:l:m:p:qt:v")) != -1)
+    while((ch = getopt(argc, argv, "bc:d:D:f:h:l:m:p:qt:v")) != -1)
     {
         switch(ch)
         {
@@ -267,7 +267,7 @@ int main(int argc, char* argv[])
 		}
     }
 
-    if(warnargs);
+    if(warnargs)
         warnx("please use configuration file instead of command-line flags: %s", configfile);
 
 	argc -= optind;
@@ -357,9 +357,13 @@ int main(int argc, char* argv[])
     if(g_state.pidfile)
         pid_file(0);
 
-    clstate_cleanup(&g_state);
     messagex(NULL, LOG_DEBUG, "stopped");
 
+    /*
+     * We have to do this at the very end because even printing
+     * messages requires that g_state is valid.
+     */
+    clstate_cleanup(&g_state);
     return 0;
 }
 
diff --git a/src/clstate.c b/src/clstate.c
index 1d5f2af..3c6084c 100644
--- a/src/clstate.c
+++ b/src/clstate.c
@@ -159,7 +159,7 @@ int clstate_parse_config(clstate_t* state, const char* configfile)
             err(1, "couldn't open config file: %s", configfile);
     }
 
-    if(fseek(f, 0, SEEK_END) == -1 || (len = ftell(f)) == -1)
+    if(fseek(f, 0, SEEK_END) == -1 || (len = ftell(f)) == -1 || fseek(f, 0, SEEK_SET) == -1)
         err(1, "couldn't seek config file: %s", configfile);
 
     if((state->_p = (char*)malloc(len + 2)) == NULL)
@@ -169,27 +169,21 @@ int clstate_parse_config(clstate_t* state, const char* configfile)
         err(1, "couldn't read config file: %s", configfile);
 
     fclose(f);
-    messagex(NULL, LOG_DEBUG, "successfully opened config file: %s", configfile);
+    messagex(NULL, LOG_DEBUG, "opened config file: %s", configfile);
 
     /* Double null terminate the data */
     p = state->_p;
     p[len] = 0;
     p[len + 1] = 0;
 
-    /* Now split string at new lines */
-    while((t = strchr(p, '\n')) != NULL)
-    {
-        *t = 0;
-        p = t + 1;
-    }
-
     n = state->_p;
 
     /* Go through lines and process them */
-    while(*n != 0)
+    while((t = strchr(n, '\n')) != NULL)
     {
-        p = n;  /* Do this before trimming below */
-        n = p + strlen(p) + 1;
+        *t = 0;
+        p = n; /* Do this before cleaning below */
+        n = t + 1;
 
         p = trim_space(p);
 
@@ -251,9 +245,9 @@ int clstate_parse_config(clstate_t* state, const char* configfile)
 
         /* Unrecognized option */
         else
-            errx(2, "unrecognized line in config file: %s", p);
+            errx(2, "invalid config line: %s", p);
 
-        messagex(NULL, LOG_DEBUG, "successfully parsed line: %s", p);
+        messagex(NULL, LOG_DEBUG, "parsed line: %s", p);
     }
 
     return 0;
@@ -264,18 +258,18 @@ void clstate_validate(clstate_t* state)
     ASSERT(state);
     messagex(NULL, LOG_DEBUG, "validating configuration options");
 
-    if(state->debug_level < -1 || state->debug_level > 4)
+    if(!(state->debug_level == -1 || state->debug_level <= LOG_DEBUG))
         errx(2, "invalid debug log level (must be between 1 and 4)");
 
     if(state->max_threads <= 1 || state->max_threads >= 1024)
-        errx(2, "invalid " CFG_MAXTHREADS " (must be between 1 and 1024)");
+        errx(2, "invalid setting: " CFG_MAXTHREADS " (must be between 1 and 1024)");
 
     if(state->timeout.tv_sec <= 0)
-        errx(2, "invalid " CFG_TIMEOUT);
+        errx(2, "invalid setting: " CFG_TIMEOUT);
 
     /* This option has no default, but is required */
     if(state->outname == NULL)
-        errx(2, "no " CFG_OUTADDR " specified in config file.");
+        errx(2, "no " CFG_OUTADDR " specified.");
 
     if(state->bounce == -1)
         errx(2, "invalid value for " CFG_BOUNCE);
@@ -293,9 +287,9 @@ void clstate_validate(clstate_t* state)
         errx(2, "invalid " CFG_CLAMADDR " socket name: %s", state->clamname);
 
     if(strlen(state->directory) == 0)
-        errx(2, "invalid " CFG_DIRECTORY);
+        errx(2, "invalid setting: " CFG_DIRECTORY);
     if(state->pidfile && strlen(state->pidfile) == 0)
-        errx(2, "invalid " CFG_PIDFILE);
+        errx(2, "invalid setting: " CFG_PIDFILE);
 
     if(state->header)
     {
@@ -312,14 +306,12 @@ void clstate_validate(clstate_t* state)
 
 void clstate_cleanup(clstate_t* state)
 {
-    if(state->_p)
-    {
-        free(state->_p);
-        memset(state, 0, sizeof(*state));
-        messagex(NULL, LOG_DEBUG, "freed configuration option memory");
-    }
-
     /* Close the mutex */
     pthread_mutex_destroy(&(state->mutex));
     pthread_mutexattr_destroy(&(state->_mtxattr));
+
+    if(state->_p)
+        free(state->_p);
+
+    memset(state, 0, sizeof(*state));
 }
-- 
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