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[svn] Fix for bug #20512: Don't abort for negative Content-Length values.

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micah 2007-07-31 15:39:52 -07:00
parent 898c91ccab
commit 2fe72be505
2 changed files with 20 additions and 6 deletions
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6
src/ChangeLog
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@ -1,3 +1,9 @@
2007-07-31 Micah Cowan <micah@cowan.name>
* http.c (gethttp): Set contlen = -1 when we encounter a
negative-valued Content-Length header, so we don't consider it
an internal error later on and call abort().
2007-07-29 Micah Cowan <micah@cowan.name> 2007-07-29 Micah Cowan <micah@cowan.name>
* url.h, url.c (url_string): Replaced bool arg of the url_string * url.h, url.c (url_string): Replaced bool arg of the url_string

20
src/http.c
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@ -1899,12 +1899,20 @@ File `%s' already there; not retrieving.\n\n"), hs->local_file);
errno = 0; errno = 0;
parsed = str_to_wgint (hdrval, NULL, 10); parsed = str_to_wgint (hdrval, NULL, 10);
if (parsed == WGINT_MAX && errno == ERANGE) if (parsed == WGINT_MAX && errno == ERANGE)
/* Out of range. {
#### If Content-Length is out of range, it most likely /* Out of range.
means that the file is larger than 2G and that we're #### If Content-Length is out of range, it most likely
compiled without LFS. In that case we should probably means that the file is larger than 2G and that we're
refuse to even attempt to download the file. */ compiled without LFS. In that case we should probably
contlen = -1; refuse to even attempt to download the file. */
contlen = -1;
}
else if (parsed < 0)
{
/* Negative Content-Length; nonsensical, so we can't
assume any information about the content to receive. */
contlen = -1;
}
else else
contlen = parsed; contlen = parsed;
} }