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[multiple] use HTTP_HEADER_* enum before strcmp 

When known, use HTTP_HEADER_* enum before string comparisons
personal/stbuehler/tests-path
Glenn Strauss 2021-01-07 08:58:30 -05:00
parent b6892fb242
commit 891007fb6a
3 changed files with 34 additions and 44 deletions
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4
src/http-header-glue.c
View File

@ -1746,8 +1746,8 @@ int http_cgi_headers (request_st * const r, http_cgi_opts * const opts, http_cgi
/* Security: Do not emit HTTP_PROXY in environment.
* Some executables use HTTP_PROXY to configure
* outgoing proxy. See also https://httpoxy.org/ */
if (buffer_is_equal_caseless_string(&ds->key,
CONST_STR_LEN("Proxy"))) {
if (ds->ext == HTTP_HEADER_OTHER
&& buffer_eq_icase_slen(&ds->key, CONST_STR_LEN("Proxy"))) {
continue;
}
buffer_copy_string_encoded_cgi_varnames(tb,

2
src/mod_extforward.c
View File

@ -1110,7 +1110,7 @@ URIHANDLER_FUNC(mod_extforward_uri_handler) {
const buffer * const hdr = &ds->value;
forwarded = http_header_request_get(r, ds->ext, CONST_BUF_LEN(hdr));
if (forwarded) {
is_forwarded_header = buffer_is_equal_caseless_string(hdr, CONST_STR_LEN("Forwarded"));
is_forwarded_header = (ds->ext == HTTP_HEADER_FORWARDED);
break;
}
}

72
src/mod_proxy.c
View File

@ -916,57 +916,47 @@ static handler_t proxy_create_env(gw_handler_ctx *gwhctx) {
/* request header */
const buffer *connhdr = NULL;
buffer *te = NULL;
buffer *upgrade = NULL;
const buffer *te = NULL;
const buffer *upgrade = NULL;
for (size_t i = 0, used = r->rqst_headers.used; i < used; ++i) {
data_string *ds = (data_string *)r->rqst_headers.data[i];
const size_t klen = buffer_string_length(&ds->key);
size_t vlen;
switch (klen) {
const data_string * const ds = (data_string *)r->rqst_headers.data[i];
switch (ds->ext) {
default:
break;
case 2:
if (buffer_is_equal_caseless_string(&ds->key, CONST_STR_LEN("TE"))) {
if (hctx->conf.header.force_http10 || r->http_version == HTTP_VERSION_1_0) continue;
/* ignore if not exactly "trailers" */
if (!buffer_eq_icase_slen(&ds->value, CONST_STR_LEN("trailers"))) continue;
te = &ds->value;
}
case HTTP_HEADER_TE:
if (hctx->conf.header.force_http10 || r->http_version == HTTP_VERSION_1_0) continue;
/* ignore if not exactly "trailers" */
if (!buffer_eq_icase_slen(&ds->value, CONST_STR_LEN("trailers"))) continue;
te = &ds->value;
break;
case 4:
if (buffer_is_equal_caseless_string(&ds->key, CONST_STR_LEN("Host"))) continue; /*(handled further above)*/
case HTTP_HEADER_HOST:
continue; /*(handled further above)*/
case HTTP_HEADER_UPGRADE:
if (hctx->conf.header.force_http10 || r->http_version == HTTP_VERSION_1_0) continue;
if (!hctx->conf.header.upgrade) continue;
upgrade = &ds->value;
break;
case 7:
if (buffer_is_equal_caseless_string(&ds->key, CONST_STR_LEN("Upgrade"))) {
if (hctx->conf.header.force_http10 || r->http_version == HTTP_VERSION_1_0) continue;
if (!hctx->conf.header.upgrade) continue;
upgrade = &ds->value;
}
break;
case 10:
if (buffer_is_equal_caseless_string(&ds->key, CONST_STR_LEN("Connection"))) { connhdr = &ds->value; continue; }
if (buffer_is_equal_caseless_string(&ds->key, CONST_STR_LEN("Set-Cookie"))) continue; /*(response header only; avoid accidental reflection)*/
break;
case 16:
if (buffer_is_equal_caseless_string(&ds->key, CONST_STR_LEN("Proxy-Connection"))) continue;
break;
case 5:
case HTTP_HEADER_CONNECTION:
connhdr = &ds->value;
continue;
case HTTP_HEADER_SET_COOKIE:
continue; /*(response header only; avoid accidental reflection)*/
case HTTP_HEADER_OTHER:
if (buffer_eq_icase_slen(&ds->key, CONST_STR_LEN("Proxy-Connection"))) continue;
/* Do not emit HTTP_PROXY in environment.
* Some executables use HTTP_PROXY to configure
* outgoing proxy. See also https://httpoxy.org/ */
if (buffer_is_equal_caseless_string(&ds->key, CONST_STR_LEN("Proxy"))) continue;
if (buffer_eq_icase_slen(&ds->key, CONST_STR_LEN("Proxy"))) continue;
break;
case 6:
case HTTP_HEADER_EXPECT:
/* Do not forward Expect: 100-continue
* since we do not handle "HTTP/1.1 100 Continue" response */
if (buffer_is_equal_caseless_string(&ds->key, CONST_STR_LEN("Expect"))) continue;
break;
case 0:
continue;
}
vlen = buffer_string_length(&ds->value);
if (0 == vlen) continue;
const uint32_t klen = buffer_string_length(&ds->key);
const uint32_t vlen = buffer_string_length(&ds->value);
if (0 == klen || 0 == vlen) continue;
if (buffer_string_space(b) < klen + vlen + 4) {
size_t extend = b->size * 2 - buffer_string_length(b);
@ -988,19 +978,19 @@ static handler_t proxy_create_env(gw_handler_ctx *gwhctx) {
continue;
#if 0 /* "URI" is HTTP response header (non-standard; historical in Apache) */
case 3:
if (buffer_is_equal_caseless_string(&ds->key, CONST_STR_LEN("URI"))) break;
if (ds->ext == HTTP_HEADER_OTHER && buffer_eq_icase_slen(&ds->key, CONST_STR_LEN("URI"))) break;
continue;
#endif
#if 0 /* "Location" is HTTP response header */
case 8:
if (buffer_is_equal_caseless_string(&ds->key, CONST_STR_LEN("Location"))) break;
if (ds->ext == HTTP_HEADER_LOCATION) break;
continue;
#endif
case 11: /* "Destination" is WebDAV request header */
if (buffer_is_equal_caseless_string(&ds->key, CONST_STR_LEN("Destination"))) break;
if (ds->ext == HTTP_HEADER_OTHER && buffer_eq_icase_slen(&ds->key, CONST_STR_LEN("Destination"))) break;
continue;
case 16: /* "Content-Location" may be HTTP request or response header */
if (buffer_is_equal_caseless_string(&ds->key, CONST_STR_LEN("Content-Location"))) break;
if (ds->ext == HTTP_HEADER_CONTENT_LOCATION) break;
continue;
}