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print error message instead of segfaulting for invalid chain_len

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closes #126
This commit is contained in:
rofl0r 2016-06-23 09:27:15 +01:00
parent 635ded3393
commit e527b9ee64
1 changed files with 4 additions and 0 deletions
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4
src/libproxychains.c
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@ -285,6 +285,10 @@ static void get_chain_data(proxy_data * pd, unsigned int *proxy_count, chain_typ
char *pc;
int len;
pc = strchr(buff, '=');
if(!pc) {
fprintf(stderr, "error: missing equals sign '=' in chain_len directive.\n");
exit(1);
}
len = atoi(++pc);
proxychains_max_chain = (len ? len : 1);
} else if(strstr(buff, "quiet_mode")) {