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Unused vars removed, cating issues fixed and an error in authentication without passord is now fixed

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This commit is contained in:
Massimiliano Pinto 2013-06-26 15:39:20 +02:00
parent fdc2b90de6
commit e3b5adad4a
1 changed files with 10 additions and 9 deletions
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19
modules/protocol/mysql_client.c
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@ -410,7 +410,7 @@ MySQLSendHandshake(DCB* dcb)
mysql_handshake_payload = mysql_handshake_payload + sizeof(mysql_protocol_version);
// write server version plus 0 filler
strcpy(mysql_handshake_payload, GW_MYSQL_VERSION);
strcpy((char *)mysql_handshake_payload, GW_MYSQL_VERSION);
mysql_handshake_payload = mysql_handshake_payload + strlen(GW_MYSQL_VERSION);
*mysql_handshake_payload = 0x00;
@ -527,7 +527,7 @@ static int gw_mysql_do_authentication(DCB *dcb, GWBUF *queue) {
compress = GW_MYSQL_CAPABILITIES_COMPRESS & gw_mysql_get_byte4(&protocol->client_capabilities);
// now get the user
strncpy(username, client_auth_packet + 4 + 4 + 4 + 1 + 23, 128);
strcpy(username, (char *)(client_auth_packet + 4 + 4 + 4 + 1 + 23));
fprintf(stderr, "<<< Client username is [%s]\n", username);
// get the auth token len
@ -535,7 +535,7 @@ static int gw_mysql_do_authentication(DCB *dcb, GWBUF *queue) {
if (connect_with_db) {
database = client_data->db;
strncpy(database, client_auth_packet + 4 + 4 + 4 + 1 + 23 + strlen(username) + 1 + 1 + auth_token_len, 128);
strcpy(database, (char *)(client_auth_packet + 4 + 4 + 4 + 1 + 23 + strlen(username) + 1 + 1 + auth_token_len));
fprintf(stderr, "<<< Client selected db is [%s]\n", database);
} else {
fprintf(stderr, "<<< Client is NOT connected with db\n");
@ -550,7 +550,7 @@ static int gw_mysql_do_authentication(DCB *dcb, GWBUF *queue) {
}
// decode the token and check the password
// Note: if auth_token_len == 0 && auth_token == NULL, user is without password so check only the user.
// Note: if auth_token_len == 0 && auth_token == NULL, user is without password
auth_ret = gw_check_mysql_scramble_data(dcb, auth_token, auth_token_len, protocol->scramble, sizeof(protocol->scramble), username, stage1_hash);
// let's free the auth_token now
@ -627,8 +627,12 @@ static int gw_check_mysql_scramble_data(DCB *dcb, uint8_t *token, unsigned int t
// an it is 40 bytes long
gw_bin2hex(hex_double_sha1, password, SHA_DIGEST_LENGTH);
} else {
fprintf(stderr, ">>> continue WITHOUT auth, no password\n");
return 0;
if (!strlen((char *)password)) {
fprintf(stderr, ">>> continue WITHOUT auth, no password\n");
return 0;
} else {
return 1;
}
}
///////////////////////////
@ -769,10 +773,7 @@ int gw_read_client_event(DCB* dcb) {
ROUTER *router_instance = NULL;
void *rsession = NULL;
MySQLProtocol *protocol = NULL;
uint8_t buffer[MAX_BUFFER_SIZE] = "";
int b = -1;
GWBUF *head = NULL;
GWBUF *gw_buffer = NULL;
if (dcb) {
protocol = DCB_PROTOCOL(dcb, MySQLProtocol);