Re: [PATCH] http.c: use CURLOPT_RANGE for range requests

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Please disregard this; I noticed I missed a few instances.  Will reroll
shortly.


On Fri, 2015-10-30 at 18:41 -0400, David Turner wrote:
> A HTTP server is permitted to return a non-range response to a HTTP
> range request (and Apache httpd in fact does this in some cases).
> While libcurl knows how to correctly handle this (by skipping bytes
> before and after the requested range), it only turns on this handling
> if it is aware that a range request is being made.  By manually
> setting the range header instead of using CURLOPT_RANGE, we were
> hiding the fact that this was a range request from libcurl.  This
> could cause corruption.
> 
> Signed-off-by: David Turner <dturner@xxxxxxxxxxxxxxxx>
> ---
>  http.c | 5 +++--
>  1 file changed, 3 insertions(+), 2 deletions(-)
> 
> diff --git a/http.c b/http.c
> index 0f924a8..303b388 100644
> --- a/http.c
> +++ b/http.c
> @@ -1202,8 +1202,9 @@ static int http_request(const char *url,
>  			curl_easy_setopt(slot->curl, CURLOPT_WRITEFUNCTION,
>  					 fwrite);
>  			if (posn > 0) {
> -				strbuf_addf(&buf, "Range: bytes=%ld-", posn);
> -				headers = curl_slist_append(headers, buf.buf);
> +				strbuf_addf(&buf, "%ld-", posn);
> +				curl_easy_setopt(slot->curl, CURLOPT_RANGE,
> +						 &buf.buf);
>  				strbuf_reset(&buf);
>  			}
>  		} else


--
To unsubscribe from this list: send the line "unsubscribe git" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html



[Index of Archives]     [Linux Kernel Development]     [Gcc Help]     [IETF Annouce]     [DCCP]     [Netdev]     [Networking]     [Security]     [V4L]     [Bugtraq]     [Yosemite]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Linux SCSI]     [Fedora Users]