php/archived-php-src
1
0
Fork 0
mirror of https://github.com/php/php-src.git synced 2026-04-02 05:32:28 +02:00
Code Issues Packages Projects Releases Wiki Activity

Reduce code duplication in HTTP header checks

Browse Source
This commit is contained in:
Nikita Popov
2020-02-24 09:58:29 +01:00
parent d0d60503b5
commit 3d9c02364d
1 changed files with 25 additions and 62 deletions
Download Patch File Download Diff File Expand all files Collapse all files

87
ext/standard/http_fopen_wrapper.c
View File

@@ -106,6 +106,17 @@ static inline void strip_header(char *header_bag, char *lc_header_bag,
}
}
static zend_bool check_has_header(const char *headers, const char *header) {
const char *s = headers;
while ((s = strstr(s, header))) {
if (s == headers || *(s-1) == '\r' || *(s-1) == '\n' || *(s-1) == '\t' || *(s-1) == ' ') {
return 1;
}
s++;
}
return 0;
}
static php_stream *php_stream_url_wrap_http_ex(php_stream_wrapper *wrapper,
const char *path, const char *mode, int options, zend_string **opened_path,
php_stream_context *context, int redirect_max, int flags,
@@ -460,74 +471,26 @@ finish:
strip_header(user_headers, t, "content-type:");
}
s = t;
while ((s = strstr(s, "user-agent:"))) {
if (s == t || *(s-1) == '\r' || *(s-1) == '\n' ||
*(s-1) == '\t' || *(s-1) == ' ') {
have_header |= HTTP_HEADER_USER_AGENT;
break;
}
s++;
if (check_has_header(t, "user-agent:")) {
have_header |= HTTP_HEADER_USER_AGENT;
}
s = t;
while ((s = strstr(s, "host:"))) {
if (s == t || *(s-1) == '\r' || *(s-1) == '\n' ||
*(s-1) == '\t' || *(s-1) == ' ') {
have_header |= HTTP_HEADER_HOST;
break;
}
s++;
if (check_has_header(t, "host:")) {
have_header |= HTTP_HEADER_HOST;
}
s = t;
while ((s = strstr(s, "from:"))) {
if (s == t || *(s-1) == '\r' || *(s-1) == '\n' ||
*(s-1) == '\t' || *(s-1) == ' ') {
have_header |= HTTP_HEADER_FROM;
break;
}
s++;
if (check_has_header(t, "from:")) {
have_header |= HTTP_HEADER_FROM;
}
s = t;
while ((s = strstr(s, "authorization:"))) {
if (s == t || *(s-1) == '\r' || *(s-1) == '\n' ||
*(s-1) == '\t' || *(s-1) == ' ') {
have_header |= HTTP_HEADER_AUTH;
break;
}
s++;
if (check_has_header(t, "authorization:")) {
have_header |= HTTP_HEADER_AUTH;
}
s = t;
while ((s = strstr(s, "content-length:"))) {
if (s == t || *(s-1) == '\r' || *(s-1) == '\n' ||
*(s-1) == '\t' || *(s-1) == ' ') {
have_header |= HTTP_HEADER_CONTENT_LENGTH;
break;
}
s++;
if (check_has_header(t, "content-length:")) {
have_header |= HTTP_HEADER_CONTENT_LENGTH;
}
s = t;
while ((s = strstr(s, "content-type:"))) {
if (s == t || *(s-1) == '\r' || *(s-1) == '\n' ||
*(s-1) == '\t' || *(s-1) == ' ') {
have_header |= HTTP_HEADER_TYPE;
break;
}
s++;
if (check_has_header(t, "content-type:")) {
have_header |= HTTP_HEADER_TYPE;
}
s = t;
while ((s = strstr(s, "connection:"))) {
if (s == t || *(s-1) == '\r' || *(s-1) == '\n' ||
*(s-1) == '\t' || *(s-1) == ' ') {
have_header |= HTTP_HEADER_CONNECTION;
break;
}
s++;
if (check_has_header(t, "connection:")) {
have_header |= HTTP_HEADER_CONNECTION;
}
/* remove Proxy-Authorization header */