From 6c593fee6335b8dda62eaa54d40504aa366b0696 Mon Sep 17 00:00:00 2001 From: Steven Liu Date: Fri, 30 Aug 2019 07:14:27 +0800 Subject: avformat/http: add ff_http_get_shutdown_status api for check the status of shutdown this function is used to get the previous shutdown status when reusing the old connection in block mode. Signed-off-by: Steven Liu --- libavformat/http.c | 16 ++++++++++++++++ libavformat/http.h | 9 +++++++++ 2 files changed, 25 insertions(+) diff --git a/libavformat/http.c b/libavformat/http.c index 579debcd35..71dd6c2b1f 100644 --- a/libavformat/http.c +++ b/libavformat/http.c @@ -304,6 +304,22 @@ fail: return location_changed; return ff_http_averror(s->http_code, AVERROR(EIO)); } +int ff_http_get_shutdown_status(URLContext *h) +{ + int ret = 0; + HTTPContext *s = h->priv_data; + + /* flush the receive buffer when it is write only mode */ + char buf[1024]; + int read_ret; + read_ret = ffurl_read(s->hd, buf, sizeof(buf)); + if (read_ret < 0) { + ret = read_ret; + } + + return ret; +} + int ff_http_do_new_request(URLContext *h, const char *uri) { diff --git a/libavformat/http.h b/libavformat/http.h index 7d02713e31..662bd2cab6 100644 --- a/libavformat/http.h +++ b/libavformat/http.h @@ -37,6 +37,15 @@ */ void ff_http_init_auth_state(URLContext *dest, const URLContext *src); +/** + * Get the HTTP shutdown response status, be used after http_shutdown. + * + * @param h pointer to the resource + * @return a negative value if an error condition occurred, 0 + * otherwise + */ +int ff_http_get_shutdown_status(URLContext *h); + /** * Send a new HTTP request, reusing the old connection. * -- cgit v1.2.3