From 6a463e7fb4f028c52d2e2d054f9483f4fff492bc Mon Sep 17 00:00:00 2001 From: Luca Barbato Date: Sat, 2 Aug 2014 13:29:02 +0200 Subject: http: Refactor http_open_cnx Split return value handling from the actual opening. Incidentally fixes the https -> http redirect issue reported by Compn on behalf of rcombs. CC: libav-stable@libav.org --- libavformat/http.c | 36 ++++++++++++++++++++++++------------ 1 file changed, 24 insertions(+), 12 deletions(-) (limited to 'libavformat/http.c') diff --git a/libavformat/http.c b/libavformat/http.c index bd75611b6d..ee7dbb3895 100644 --- a/libavformat/http.c +++ b/libavformat/http.c @@ -132,21 +132,16 @@ void ff_http_init_auth_state(URLContext *dest, const URLContext *src) sizeof(HTTPAuthState)); } -/* return non zero if error */ -static int http_open_cnx(URLContext *h, AVDictionary **options) +static int http_open_cnx_internal(URLContext *h, AVDictionary **options) { const char *path, *proxy_path, *lower_proto = "tcp", *local_path; char hostname[1024], hoststr[1024], proto[10]; char auth[1024], proxyauth[1024] = ""; char path1[MAX_URL_SIZE]; char buf[1024], urlbuf[MAX_URL_SIZE]; - int port, use_proxy, err, location_changed = 0, redirects = 0, attempts = 0; - HTTPAuthType cur_auth_type, cur_proxy_auth_type; + int port, use_proxy, err, location_changed = 0; HTTPContext *s = h->priv_data; - /* fill the dest addr */ -redo: - /* needed in any case to build the host string */ av_url_split(proto, sizeof(proto), auth, sizeof(auth), hostname, sizeof(hostname), &port, path1, sizeof(path1), s->location); @@ -186,15 +181,32 @@ redo: err = ffurl_open(&s->hd, buf, AVIO_FLAG_READ_WRITE, &h->interrupt_callback, options); if (err < 0) - goto fail; + return err; } - cur_auth_type = s->auth_state.auth_type; - cur_proxy_auth_type = s->auth_state.auth_type; - if (http_connect(h, path, local_path, hoststr, - auth, proxyauth, &location_changed) < 0) + err = http_connect(h, path, local_path, hoststr, + auth, proxyauth, &location_changed); + if (err < 0) + return err; + + return location_changed; +} + +/* return non zero if error */ +static int http_open_cnx(URLContext *h, AVDictionary **options) +{ + HTTPAuthType cur_auth_type, cur_proxy_auth_type; + HTTPContext *s = h->priv_data; + int location_changed, attempts = 0, redirects = 0; +redo: + location_changed = http_open_cnx_internal(h, options); + if (location_changed < 0) goto fail; + attempts++; + cur_auth_type = s->auth_state.auth_type; + cur_proxy_auth_type = s->auth_state.auth_type; + if (s->http_code == 401) { if ((cur_auth_type == HTTP_AUTH_NONE || s->auth_state.stale) && s->auth_state.auth_type != HTTP_AUTH_NONE && attempts < 4) { -- cgit v1.2.3