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Improve consistency of WinHTTP request headers

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This commit is contained in:
Philip Kelley 2012-11-01 10:29:30 -04:00
parent 41fb1ca0ec
commit 0ccfc63bd6
1 changed files with 18 additions and 1 deletions
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19
src/transports/winhttp.c
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@ -21,6 +21,7 @@
#define WIDEN(s) WIDEN2(s)
#define MAX_CONTENT_TYPE_LEN 100
#define WINHTTP_OPTION_PEERDIST_EXTENSION_STATE 109
static const char *prefix_http = "http://";
static const char *prefix_https = "https://";
@ -29,6 +30,7 @@ static const char *upload_pack_ls_service_url = "/info/refs?service=git-upload-p
static const char *upload_pack_service_url = "/git-upload-pack";
static const wchar_t *get_verb = L"GET";
static const wchar_t *post_verb = L"POST";
static const wchar_t *pragma_nocache = L"Pragma: no-cache";
static const int no_check_cert_flags = SECURITY_FLAG_IGNORE_CERT_CN_INVALID |
SECURITY_FLAG_IGNORE_CERT_DATE_INVALID |
SECURITY_FLAG_IGNORE_UNKNOWN_CA;
@ -63,6 +65,7 @@ static int winhttp_stream_connect(winhttp_stream *s)
git_buf buf = GIT_BUF_INIT;
wchar_t url[GIT_WIN_PATH], ct[MAX_CONTENT_TYPE_LEN];
wchar_t *types[] = { L"*/*", NULL };
BOOL peerdist = FALSE;
/* Prepare URL */
git_buf_printf(&buf, "%s%s", t->path, s->service_url);
@ -87,6 +90,20 @@ static int winhttp_stream_connect(winhttp_stream *s)
goto on_error;
}
/* Strip unwanted headers (X-P2P-PeerDist, X-P2P-PeerDistEx) that WinHTTP
* adds itself. This option may not be supported by the underlying
* platform, so we do not error-check it */
WinHttpSetOption(s->request,
WINHTTP_OPTION_PEERDIST_EXTENSION_STATE,
&peerdist,
sizeof(peerdist));
/* Send Pragma: no-cache header */
if (!WinHttpAddRequestHeaders(s->request, pragma_nocache, (ULONG) -1L, WINHTTP_ADDREQ_FLAG_ADD)) {
giterr_set(GITERR_OS, "Failed to add a header to the request");
goto on_error;
}
/* Send Content-Type header -- only necessary on a POST */
if (post_verb == s->verb) {
git_buf_clear(&buf);
@ -95,7 +112,7 @@ static int winhttp_stream_connect(winhttp_stream *s)
git__utf8_to_16(ct, MAX_CONTENT_TYPE_LEN, git_buf_cstr(&buf));
if (WinHttpAddRequestHeaders(s->request, ct, (ULONG) -1L, WINHTTP_ADDREQ_FLAG_ADD) == FALSE) {
if (!WinHttpAddRequestHeaders(s->request, ct, (ULONG) -1L, WINHTTP_ADDREQ_FLAG_ADD)) {
giterr_set(GITERR_OS, "Failed to add a header to the request");
goto on_error;
}