static service_filegetter_download_tp service_filegetter_get_download_from_args(
service_filegetter_tp sfg, service_filegetter_server_args_tp http_server,
service_filegetter_server_args_tp socks_proxy, gchar* filepath,
service_filegetter_hostbyname_cb hostbyname_cb) {
/* absolute file path to get from server */
if(filepath[0] != '/') {
service_filegetter_log(sfg, SFG_CRITICAL, "filepath %s does not begin with '/'", filepath);
return NULL;
}
/* we require http info */
if(http_server == NULL) {
service_filegetter_log(sfg, SFG_CRITICAL, "no HTTP server specified");
return NULL;
}
GString* strbuf = g_string_new(http_server->host);
gint hostlength = strbuf->len;
gboolean isOnionAddress = g_strstr_len(strbuf->str, strbuf->len, ".onion") ? TRUE : FALSE;
g_string_free(strbuf, TRUE);
in_addr_t http_addr = 0;
if(!isOnionAddress) {
http_addr = service_filegetter_getaddr(sfg, http_server, hostbyname_cb);
}
in_port_t http_port = htons((in_port_t) atoi(http_server->port));
if((!isOnionAddress && http_addr == 0) || http_port == 0) {
service_filegetter_log(sfg, SFG_CRITICAL, "HTTP server specified but 0");
return NULL;
}
/* there may not be a socks proxy, so NULL is ok */
in_addr_t socks_addr = 0;
in_port_t socks_port = 0;
if(socks_proxy != NULL) {
socks_addr = service_filegetter_getaddr(sfg, socks_proxy, hostbyname_cb);
socks_port = htons((in_port_t) atoi(socks_proxy->port));
}
if(isOnionAddress && !socks_addr) {
service_filegetter_log(sfg, SFG_WARNING, "it probably wont work to specify an .onion address without a Tor socks proxy");
return NULL;
}
/* validation successful */
service_filegetter_download_tp dl = calloc(1, sizeof(service_filegetter_download_t));
strncpy(dl->fspec.remote_path, filepath, sizeof(dl->fspec.remote_path));
strncpy(dl->sspec.http_hostname, http_server->host, sizeof(dl->sspec.http_hostname));
dl->sspec.http_addr = http_addr;
dl->sspec.http_port = http_port;
dl->sspec.socks_addr = socks_addr;
dl->sspec.socks_port = socks_port;
dl->sspec.useHostname = isOnionAddress;
dl->sspec.hostnameLength = hostlength;
return dl;
}
static service_filegetter_download_tp service_filegetter_get_download_from_args(
service_filegetter_tp sfg, service_filegetter_server_args_tp http_server,
service_filegetter_server_args_tp socks_proxy, gchar* filepath,
service_filegetter_hostbyname_cb hostbyname_cb) {
/* absolute file path to get from server */
if(filepath[0] != '/') {
service_filegetter_log(sfg, SFG_CRITICAL, "filepath %s does not begin with '/'", filepath);
return NULL;
}
/* we require http info */
if(http_server == NULL) {
service_filegetter_log(sfg, SFG_CRITICAL, "no HTTP server specified");
return NULL;
}
in_addr_t http_addr = service_filegetter_getaddr(sfg, http_server, hostbyname_cb);
in_port_t http_port = htons((in_port_t) atoi(http_server->port));
if(http_addr == 0 || http_port == 0) {
service_filegetter_log(sfg, SFG_CRITICAL, "HTTP server specified but 0");
return NULL;
}
/* there may not be a socks proxy, so NULL is ok */
in_addr_t socks_addr = 0;
in_port_t socks_port = 0;
if(socks_proxy != NULL) {
socks_addr = service_filegetter_getaddr(sfg, socks_proxy, hostbyname_cb);
socks_port = htons((in_port_t) atoi(socks_proxy->port));
}
/* validation successful */
service_filegetter_download_tp dl = calloc(1, sizeof(service_filegetter_download_t));
strncpy(dl->fspec.remote_path, filepath, sizeof(dl->fspec.remote_path));
strncpy(dl->sspec.http_hostname, http_server->host, sizeof(dl->sspec.http_hostname));
dl->sspec.http_addr = http_addr;
dl->sspec.http_port = http_port;
dl->sspec.socks_addr = socks_addr;
dl->sspec.socks_port = socks_port;
return dl;
}
