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Special NULL case for mysql (bug #49)

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@1337 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Mark Spencer
2003-08-15 04:32:53 +00:00
parent ae886f5c2b
commit a9414a6e2a
1 changed files with 57 additions and 37 deletions
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94
cdr/cdr_mysql.c
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@@ -5,6 +5,9 @@
*
* James Sharp <jsharp@psychoses.org>
*
* Modified August 2003
* Tilghman Lesher <asterisk__cdr__cdr_mysql__200308@the-tilghman.com>
*
* This program is free software, distributed under the terms of
* the GNU General Public License.
*
@@ -35,6 +38,7 @@ static char *desc = "MySQL CDR Backend";
static char *name = "mysql";
static char *config = "cdr_mysql.conf";
static char *hostname = NULL, *dbname = NULL, *dbuser = NULL, *password = NULL;
static int hostname_alloc = 0, dbname_alloc = 0, dbuser_alloc = 0, password_alloc = 0;
static int connected = 0;
static ast_mutex_t mysql_lock = AST_MUTEX_INITIALIZER;
@@ -63,7 +67,7 @@ static int mysql_log(struct ast_cdr *cdr)
if (mysql_real_connect(&mysql, hostname, dbuser, password, dbname, 0, NULL, 0)) {
connected = 1;
} else {
ast_log(LOG_ERROR, "cdr_mysql: cannot connect to database %s. Call will not be logged\n", hostname);
ast_log(LOG_ERROR, "cdr_mysql: cannot connect to database server %s. Call will not be logged\n", hostname);
}
} else {
/* Long connection - ping the server */
@@ -110,21 +114,25 @@ int unload_module(void)
mysql_close(&mysql);
connected = 0;
}
if (hostname) {
if (hostname && hostname_alloc) {
free(hostname);
hostname = NULL;
hostname_alloc = 0;
}
if (dbname) {
if (dbname && dbname_alloc) {
free(dbname);
dbname = NULL;
dbname_alloc = 0;
}
if (dbuser) {
if (dbuser && dbuser_alloc) {
free(dbuser);
dbuser = NULL;
dbuser_alloc = 0;
}
if (password) {
if (password && password_alloc) {
free(password);
password = NULL;
password_alloc = 0;
}
ast_cdr_unregister(name);
return 0;
@@ -150,51 +158,63 @@ int load_module(void)
}
tmp = ast_variable_retrieve(cfg,"global","hostname");
hostname = malloc(strlen(tmp) + 1);
if ((tmp != NULL) && (hostname != NULL)) {
strcpy(hostname,tmp);
} else if (tmp == NULL) {
ast_log(LOG_ERROR,"Database server hostname not specified.\n");
return -1;
if (tmp) {
hostname = malloc(strlen(tmp) + 1);
if (hostname != NULL) {
hostname_alloc = 1;
strcpy(hostname,tmp);
} else {
ast_log(LOG_ERROR,"Out of memory error.\n");
return -1;
}
} else {
ast_log(LOG_ERROR,"Out of memory error.\n");
return -1;
ast_log(LOG_WARNING,"MySQL server hostname not specified. Assuming localhost");
hostname = "localhost";
}
tmp = ast_variable_retrieve(cfg,"global","dbname");
dbname = malloc(strlen(tmp) + 1);
if ((tmp != NULL) && (dbname != NULL)) {
strcpy(dbname,tmp);
} else if (tmp == NULL) {
ast_log(LOG_ERROR,"Database dbname not specified.\n");
return -1;
if (tmp) {
dbname = malloc(strlen(tmp) + 1);
if (dbname != NULL) {
dbname_alloc = 1;
strcpy(dbname,tmp);
} else {
ast_log(LOG_ERROR,"Out of memory error.\n");
return -1;
}
} else {
ast_log(LOG_ERROR,"Out of memory error.\n");
return -1;
ast_log(LOG_WARNING,"MySQL database not specified. Assuming asteriskcdrdb\n");
dbname = "asteriskcdrdb";
}
tmp = ast_variable_retrieve(cfg,"global","user");
dbuser = malloc(strlen(tmp) + 1);
if ((tmp != NULL) && (dbuser != NULL)) {
strcpy(dbuser,tmp);
} else if (tmp == NULL) {
ast_log(LOG_ERROR,"Database dbuser not specified.\n");
return -1;
if (tmp) {
dbuser = malloc(strlen(tmp) + 1);
if (dbuser != NULL) {
dbuser_alloc = 1;
strcpy(dbuser,tmp);
} else {
ast_log(LOG_ERROR,"Out of memory error.\n");
return -1;
}
} else {
ast_log(LOG_ERROR,"Out of memory error.\n");
return -1;
ast_log(LOG_WARNING,"MySQL database user not specified. Assuming root\n");
dbuser = "root";
}
tmp = ast_variable_retrieve(cfg,"global","password");
password = malloc(strlen(tmp) + 1);
if ((tmp != NULL) && (password != NULL)) {
strcpy(password,tmp);
} else if (tmp == NULL) {
ast_log(LOG_ERROR,"Database password not specified.\n");
return -1;
if (tmp) {
password = malloc(strlen(tmp) + 1);
if (password != NULL) {
password_alloc = 1;
strcpy(password,tmp);
} else {
ast_log(LOG_ERROR,"Out of memory error.\n");
return -1;
}
} else {
ast_log(LOG_ERROR,"Out of memory error.\n");
return -1;
ast_log(LOG_WARNING,"MySQL database password not specified. Assuming blank\n");
password = "";
}
ast_destroy(cfg);