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http: Support relative URL redirection

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In RFC 2616, this was explicitly said to be an absolute URL,
while in an upcoming draft [1] it is allowed to be relative as well.

[1] http://tools.ietf.org/html/draft-ietf-httpbis-p2-semantics-25#section-7.1.2

Signed-off-by: Martin Storsjö <martin@martin.st>
This commit is contained in:
Zhang Rui 2013-07-04 17:18:52 +08:00 committed by Martin Storsjö
parent 76267ecc82
commit 393d80cc27
1 changed files with 4 additions and 1 deletions
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5
libavformat/http.c
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@ -335,7 +335,10 @@ static int process_line(URLContext *h, char *line, int line_count,
while (av_isspace(*p))
p++;
if (!av_strcasecmp(tag, "Location")) {
av_strlcpy(s->location, p, sizeof(s->location));
char redirected_location[MAX_URL_SIZE];
ff_make_absolute_url(redirected_location, sizeof(redirected_location),
s->location, p);
av_strlcpy(s->location, redirected_location, sizeof(s->location));
*new_location = 1;
} else if (!av_strcasecmp (tag, "Content-Length") && s->filesize == -1) {
s->filesize = strtoll(p, NULL, 10);