[svn-commits] file: trunk r83183 - /trunk/cdr/cdr_csv.c

SVN commits to the Digium repositories svn-commits at lists.digium.com
Wed Sep 19 15:06:31 CDT 2007


Author: file
Date: Wed Sep 19 15:06:31 2007
New Revision: 83183

URL: http://svn.digium.com/view/asterisk?view=rev&rev=83183
Log:
Clean up code in cdr_csv. (Are you sensing a theme for me today?)

Modified:
    trunk/cdr/cdr_csv.c

Modified: trunk/cdr/cdr_csv.c
URL: http://svn.digium.com/view/asterisk/trunk/cdr/cdr_csv.c?view=diff&rev=83183&r1=83182&r2=83183
==============================================================================
--- trunk/cdr/cdr_csv.c (original)
+++ trunk/cdr/cdr_csv.c Wed Sep 19 15:06:31 2007
@@ -106,43 +106,34 @@
 	usegmtime = 0;
 	loguniqueid = 0;
 	loguserfield = 0;
+
+	if (!(cfg = ast_config_load(config, config_flags))) {
+		ast_log(LOG_WARNING, "unable to load config: %s\n", config);
+		return 0;
+	} else if (cfg == CONFIG_STATUS_FILEUNCHANGED)
+		return 0;
+
+	if (!(var = ast_variable_browse(cfg, "csv"))) {
+		ast_config_destroy(cfg);
+		return 0;
+	}
 	
-	cfg = ast_config_load(config, config_flags);
-	
-	if (!cfg) {
-		ast_log(LOG_WARNING, "unable to load config: %s\n", config);
-		return 0;
-	} else if (cfg == CONFIG_STATUS_FILEUNCHANGED)
-		return 0;
-	
-	var = ast_variable_browse(cfg, "csv");
-	if (!var) {
-		ast_config_destroy(cfg);
-		return 0;
-	}
-	
-	tmp = ast_variable_retrieve(cfg, "csv", "usegmtime");
-	if (tmp) {
+	if ((tmp = ast_variable_retrieve(cfg, "csv", "usegmtime"))) {
 		usegmtime = ast_true(tmp);
-		if (usegmtime) {
+		if (usegmtime)
 			ast_debug(1, "logging time in GMT\n");
-		}
-	}
-
-	tmp = ast_variable_retrieve(cfg, "csv", "loguniqueid");
-	if (tmp) {
+	}
+
+	if ((tmp = ast_variable_retrieve(cfg, "csv", "loguniqueid"))) {
 		loguniqueid = ast_true(tmp);
-		if (loguniqueid) {
+		if (loguniqueid)
 			ast_debug(1, "logging CDR field UNIQUEID\n");
-		}
-	}
-
-	tmp = ast_variable_retrieve(cfg, "csv", "loguserfield");
-	if (tmp) {
+	}
+
+	if ((tmp = ast_variable_retrieve(cfg, "csv", "loguserfield"))) {
 		loguserfield = ast_true(tmp);
-		if (loguserfield) {
+		if (loguserfield)
 			ast_debug(1, "logging CDR user-defined field\n");
-		}
 	}
 
 	ast_config_destroy(cfg);
@@ -151,13 +142,13 @@
 
 static int append_string(char *buf, char *s, size_t bufsize)
 {
-	int pos = strlen(buf);
-	int spos = 0;
-	int error = 0;
+	int pos = strlen(buf), spos = 0, error = -1;
+
 	if (pos >= bufsize - 4)
 		return -1;
+
 	buf[pos++] = '\"';
-	error = -1;
+
 	while(pos < bufsize - 3) {
 		if (!s[spos]) {
 			error = 0;
@@ -168,9 +159,11 @@
 		buf[pos++] = s[spos];
 		spos++;
 	}
+
 	buf[pos++] = '\"';
 	buf[pos++] = ',';
 	buf[pos++] = '\0';
+
 	return error;
 }
 
@@ -178,13 +171,17 @@
 {
 	char tmp[32];
 	int pos = strlen(buf);
+
 	snprintf(tmp, sizeof(tmp), "%d", s);
+
 	if (pos + strlen(tmp) > bufsize - 3)
 		return -1;
+
 	strncat(buf, tmp, bufsize - strlen(buf) - 1);
 	pos = strlen(buf);
 	buf[pos++] = ',';
 	buf[pos++] = '\0';
+
 	return 0;
 }
 
@@ -192,14 +189,18 @@
 {
 	char tmp[80] = "";
 	struct ast_tm tm;
+
 	if (strlen(buf) > bufsize - 3)
 		return -1;
+
 	if (ast_tvzero(tv)) {
 		strncat(buf, ",", bufsize - strlen(buf) - 1);
 		return 0;
 	}
+
 	ast_localtime(&tv, &tm, usegmtime ? "GMT" : NULL);
 	ast_strftime(tmp, sizeof(tmp), DATE_FORMAT, &tm);
+
 	return append_string(buf, tmp, bufsize);
 }
 
@@ -259,15 +260,16 @@
 {
 	char tmp[PATH_MAX];
 	FILE *f;
+
 	if (strchr(acc, '/') || (acc[0] == '.')) {
 		ast_log(LOG_WARNING, "Account code '%s' insecure for writing file\n", acc);
 		return -1;
 	}
+
 	snprintf(tmp, sizeof(tmp), "%s/%s/%s.csv", (char *)ast_config_AST_LOG_DIR,CSV_LOG_DIR, acc);
 
 	ast_mutex_lock(&acf_lock);
-	f = fopen(tmp, "a");
-	if (!f) {
+	if (!(f = fopen(tmp, "a"))) {
 		ast_mutex_unlock(&acf_lock);
 		ast_log(LOG_ERROR, "Unable to open file %s : %s\n", tmp, strerror(errno));
 		return -1;
@@ -293,28 +295,29 @@
 #endif
 	if (build_csv_record(buf, sizeof(buf), cdr)) {
 		ast_log(LOG_WARNING, "Unable to create CSV record in %d bytes.  CDR not recorded!\n", (int)sizeof(buf));
+		return 0;
+	}
+	
+	/* because of the absolutely unconditional need for the
+	   highest reliability possible in writing billing records,
+	   we open write and close the log file each time */
+	ast_mutex_lock(&mf_lock);
+	if ((mf = fopen(csvmaster, "a"))) {
+		fputs(buf, mf);
+		fflush(mf); /* be particularly anal here */
+		fclose(mf);
+		mf = NULL;
+		ast_mutex_unlock(&mf_lock);
 	} else {
-		/* because of the absolutely unconditional need for the
-		   highest reliability possible in writing billing records,
-		   we open write and close the log file each time */
-		ast_mutex_lock(&mf_lock);
-		mf = fopen(csvmaster, "a");
-		if (mf) {
-			fputs(buf, mf);
-			fflush(mf); /* be particularly anal here */
-			fclose(mf);
-			mf = NULL;
-			ast_mutex_unlock(&mf_lock);
-		} else {
-			ast_mutex_unlock(&mf_lock);
-			ast_log(LOG_ERROR, "Unable to re-open master file %s : %s\n", csvmaster, strerror(errno));
-		}
-
-		if (!ast_strlen_zero(cdr->accountcode)) {
-			if (writefile(buf, cdr->accountcode))
-				ast_log(LOG_WARNING, "Unable to write CSV record to account file '%s' : %s\n", cdr->accountcode, strerror(errno));
-		}
-	}
+		ast_mutex_unlock(&mf_lock);
+		ast_log(LOG_ERROR, "Unable to re-open master file %s : %s\n", csvmaster, strerror(errno));
+	}
+	
+	if (!ast_strlen_zero(cdr->accountcode)) {
+		if (writefile(buf, cdr->accountcode))
+			ast_log(LOG_WARNING, "Unable to write CSV record to account file '%s' : %s\n", cdr->accountcode, strerror(errno));
+	}
+
 	return 0;
 }
 
@@ -331,10 +334,9 @@
 	if(!load_config(0))
 		return AST_MODULE_LOAD_DECLINE;
 
-	res = ast_cdr_register(name, ast_module_info->description, csv_log);
-	if (res) {
+	if ((res = ast_cdr_register(name, ast_module_info->description, csv_log)))
 		ast_log(LOG_ERROR, "Unable to register CSV CDR handling\n");
-	}
+
 	return res;
 }
 




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