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Including memory checks

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Catatonic Prime 2016-11-12 18:47:21 +00:00
commit 2713a0d816
1 changed files with 14 additions and 3 deletions
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17
hydra-radmin2.c
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@ -92,14 +92,22 @@ char *message2buffer(struct rmessage *msg) {
switch(msg->type) { switch(msg->type) {
case 0x1b: //Challenge request case 0x1b: //Challenge request
data = calloc (10, sizeof(unsigned char)); //TODO: check return data = calloc (10, sizeof(unsigned char));
if(data == NULL) {
hydra_report(stderr, "calloc failure\n");
hydra_child_exit(0);
}
memcpy(data, &msg->magic, sizeof(char)); memcpy(data, &msg->magic, sizeof(char));
*((int *)(data+1)) = htonl(msg->length); *((int *)(data+1)) = htonl(msg->length);
*((int *)(data+5)) = htonl(msg->checksum); *((int *)(data+5)) = htonl(msg->checksum);
memcpy((data+9), &msg->type, sizeof(char)); memcpy((data+9), &msg->type, sizeof(char));
break; break;
case 0x09: case 0x09:
data = calloc (42, sizeof(unsigned char)); //TODO: check return data = calloc (42, sizeof(unsigned char));
if(data == NULL) {
hydra_report(stderr, "calloc failure\n");
hydra_child_exit(0);
}
memcpy(data, &msg->magic, sizeof(char)); memcpy(data, &msg->magic, sizeof(char));
*((int *)(data+1)) = htonl(msg->length); *((int *)(data+1)) = htonl(msg->length);
*((int *)(data+5)) = htonl(msg->checksum); *((int *)(data+5)) = htonl(msg->checksum);
@ -117,7 +125,10 @@ char *message2buffer(struct rmessage *msg) {
struct rmessage *buffer2message(char *buffer) { struct rmessage *buffer2message(char *buffer) {
struct rmessage *msg; struct rmessage *msg;
msg = calloc(1, sizeof(struct rmessage)); msg = calloc(1, sizeof(struct rmessage));
//TODO: check return if(msg == NULL) {
hydra_report(stderr, "calloc failure\n");
hydra_child_exit(0);
}
//Start parsing... //Start parsing...
msg->magic = buffer[0]; msg->magic = buffer[0];