diff options
Diffstat (limited to 'block/curl.c')
| -rw-r--r-- | block/curl.c | 55 |
1 files changed, 27 insertions, 28 deletions
diff --git a/block/curl.c b/block/curl.c index 0404dbd..e97f449 100644 --- a/block/curl.c +++ b/block/curl.c @@ -343,39 +343,38 @@ static CURLState *curl_init_state(BDRVCURLState *s) } } while(!state); - if (state->curl) - goto has_curl; - - state->curl = curl_easy_init(); - if (!state->curl) - return NULL; - curl_easy_setopt(state->curl, CURLOPT_URL, s->url); - curl_easy_setopt(state->curl, CURLOPT_TIMEOUT, 5); - curl_easy_setopt(state->curl, CURLOPT_WRITEFUNCTION, (void *)curl_read_cb); - curl_easy_setopt(state->curl, CURLOPT_WRITEDATA, (void *)state); - curl_easy_setopt(state->curl, CURLOPT_PRIVATE, (void *)state); - curl_easy_setopt(state->curl, CURLOPT_AUTOREFERER, 1); - curl_easy_setopt(state->curl, CURLOPT_FOLLOWLOCATION, 1); - curl_easy_setopt(state->curl, CURLOPT_NOSIGNAL, 1); - curl_easy_setopt(state->curl, CURLOPT_ERRORBUFFER, state->errmsg); - curl_easy_setopt(state->curl, CURLOPT_FAILONERROR, 1); - - /* Restrict supported protocols to avoid security issues in the more - * obscure protocols. For example, do not allow POP3/SMTP/IMAP see - * CVE-2013-0249. - * - * Restricting protocols is only supported from 7.19.4 upwards. - */ + if (!state->curl) { + state->curl = curl_easy_init(); + if (!state->curl) { + return NULL; + } + curl_easy_setopt(state->curl, CURLOPT_URL, s->url); + curl_easy_setopt(state->curl, CURLOPT_TIMEOUT, 5); + curl_easy_setopt(state->curl, CURLOPT_WRITEFUNCTION, + (void *)curl_read_cb); + curl_easy_setopt(state->curl, CURLOPT_WRITEDATA, (void *)state); + curl_easy_setopt(state->curl, CURLOPT_PRIVATE, (void *)state); + curl_easy_setopt(state->curl, CURLOPT_AUTOREFERER, 1); + curl_easy_setopt(state->curl, CURLOPT_FOLLOWLOCATION, 1); + curl_easy_setopt(state->curl, CURLOPT_NOSIGNAL, 1); + curl_easy_setopt(state->curl, CURLOPT_ERRORBUFFER, state->errmsg); + curl_easy_setopt(state->curl, CURLOPT_FAILONERROR, 1); + + /* Restrict supported protocols to avoid security issues in the more + * obscure protocols. For example, do not allow POP3/SMTP/IMAP see + * CVE-2013-0249. + * + * Restricting protocols is only supported from 7.19.4 upwards. + */ #if LIBCURL_VERSION_NUM >= 0x071304 - curl_easy_setopt(state->curl, CURLOPT_PROTOCOLS, PROTOCOLS); - curl_easy_setopt(state->curl, CURLOPT_REDIR_PROTOCOLS, PROTOCOLS); + curl_easy_setopt(state->curl, CURLOPT_PROTOCOLS, PROTOCOLS); + curl_easy_setopt(state->curl, CURLOPT_REDIR_PROTOCOLS, PROTOCOLS); #endif #ifdef DEBUG_VERBOSE - curl_easy_setopt(state->curl, CURLOPT_VERBOSE, 1); + curl_easy_setopt(state->curl, CURLOPT_VERBOSE, 1); #endif - -has_curl: + } state->s = s; |