void*
crack_password(void* arg){
params* p;
buffer* buf;
char pass[50];
struct zip_archive * archive;
p =(params*)arg;
buf = p->buf;
if ((archive = zip_load_archive(p->zipfile)) == NULL) {
printf("Unable to open archive %s\n", p->zipfile);
exit(-1);
}
do{
if (sem_wait(p->full)==-1){
perror("error sem_wait on full w \n");
exit(-1);
}
if(bounded_buffer_get(buf,pass) == 0){
if(zip_test_password(archive, pass) == 0) {
p->found = true;
printf("###################################\n");
printf("####[Password is: %s]\n", pass);
printf("##################################\n");
}
}
if(sem_post(p->empty)==-1){
perror("error sem_post on full");
exit(-1);
}
}while(!p->found);
pthread_exit(NULL);
}
void *downloader(void *arg) {
struct input_args *in_args = (struct input_args *)arg;
while (1) {
char *url = (char *)bounded_buffer_get(in_args->url_queue);
if (url == NULL)
break;
if (hashset_contains(in_args->url_set, url) == 0) {
hashset_insert(in_args->url_set, url);
char *content = in_args->fetch(url);
assert(content != NULL);
struct page *page = (struct page *)mem_malloc(sizeof(struct page));
page->url = url;
page->content = content;
unbounded_buffer_put(in_args->page_queue, (void *)page);
} else {
mem_free(url);
}
bounded_buffer_done(in_args->url_queue);
mutex_lock(in_args->done_mutex);
cond_signal(in_args->done_cond);
mutex_unlock(in_args->done_mutex);
}
return NULL;
}
