lighttpd 1.4.x https://www.lighttpd.net/
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#include "first.h"
#include "http_kv.h"
#include "buffer.h"
#include <string.h>
#define CONST_LEN_STR(x) (unsigned int)sizeof(x)-1, (x)
typedef struct {
int key;
unsigned int vlen;
const char *value;
} keyvalue;
static const keyvalue http_versions[] = {
{ HTTP_VERSION_1_1, CONST_LEN_STR("HTTP/1.1") },
{ HTTP_VERSION_1_0, CONST_LEN_STR("HTTP/1.0") },
{ HTTP_VERSION_UNSET, 0, NULL }
};
static const keyvalue http_methods[] = {
{ HTTP_METHOD_GET, CONST_LEN_STR("GET") },
{ HTTP_METHOD_HEAD, CONST_LEN_STR("HEAD") },
{ HTTP_METHOD_POST, CONST_LEN_STR("POST") },
{ HTTP_METHOD_PUT, CONST_LEN_STR("PUT") },
{ HTTP_METHOD_DELETE, CONST_LEN_STR("DELETE") },
{ HTTP_METHOD_CONNECT, CONST_LEN_STR("CONNECT") },
{ HTTP_METHOD_OPTIONS, CONST_LEN_STR("OPTIONS") },
{ HTTP_METHOD_TRACE, CONST_LEN_STR("TRACE") },
{ HTTP_METHOD_ACL, CONST_LEN_STR("ACL") },
{ HTTP_METHOD_BASELINE_CONTROL, CONST_LEN_STR("BASELINE-CONTROL") },
{ HTTP_METHOD_BIND, CONST_LEN_STR("BIND") },
{ HTTP_METHOD_CHECKIN, CONST_LEN_STR("CHECKIN") },
{ HTTP_METHOD_CHECKOUT, CONST_LEN_STR("CHECKOUT") },
{ HTTP_METHOD_COPY, CONST_LEN_STR("COPY") },
{ HTTP_METHOD_LABEL, CONST_LEN_STR("LABEL") },
{ HTTP_METHOD_LINK, CONST_LEN_STR("LINK") },
{ HTTP_METHOD_LOCK, CONST_LEN_STR("LOCK") },
{ HTTP_METHOD_MERGE, CONST_LEN_STR("MERGE") },
{ HTTP_METHOD_MKACTIVITY, CONST_LEN_STR("MKACTIVITY") },
{ HTTP_METHOD_MKCALENDAR, CONST_LEN_STR("MKCALENDAR") },
{ HTTP_METHOD_MKCOL, CONST_LEN_STR("MKCOL") },
{ HTTP_METHOD_MKREDIRECTREF, CONST_LEN_STR("MKREDIRECTREF") },
{ HTTP_METHOD_MKWORKSPACE, CONST_LEN_STR("MKWORKSPACE") },
{ HTTP_METHOD_MOVE, CONST_LEN_STR("MOVE") },
{ HTTP_METHOD_ORDERPATCH, CONST_LEN_STR("ORDERPATCH") },
{ HTTP_METHOD_PATCH, CONST_LEN_STR("PATCH") },
{ HTTP_METHOD_PROPFIND, CONST_LEN_STR("PROPFIND") },
{ HTTP_METHOD_PROPPATCH, CONST_LEN_STR("PROPPATCH") },
{ HTTP_METHOD_REBIND, CONST_LEN_STR("REBIND") },
{ HTTP_METHOD_REPORT, CONST_LEN_STR("REPORT") },
{ HTTP_METHOD_SEARCH, CONST_LEN_STR("SEARCH") },
{ HTTP_METHOD_UNBIND, CONST_LEN_STR("UNBIND") },
{ HTTP_METHOD_UNCHECKOUT, CONST_LEN_STR("UNCHECKOUT") },
{ HTTP_METHOD_UNLINK, CONST_LEN_STR("UNLINK") },
{ HTTP_METHOD_UNLOCK, CONST_LEN_STR("UNLOCK") },
{ HTTP_METHOD_UPDATE, CONST_LEN_STR("UPDATE") },
{ HTTP_METHOD_UPDATEREDIRECTREF, CONST_LEN_STR("UPDATEREDIRECTREF") },
{ HTTP_METHOD_VERSION_CONTROL, CONST_LEN_STR("VERSION-CONTROL") },
{ HTTP_METHOD_UNSET, 0, NULL }
};
static const keyvalue http_status[] = {
{ 100, CONST_LEN_STR("100 Continue") },
{ 101, CONST_LEN_STR("101 Switching Protocols") },
{ 102, CONST_LEN_STR("102 Processing") }, /* WebDAV */
{ 200, CONST_LEN_STR("200 OK") },
{ 201, CONST_LEN_STR("201 Created") },
{ 202, CONST_LEN_STR("202 Accepted") },
{ 203, CONST_LEN_STR("203 Non-Authoritative Information") },
{ 204, CONST_LEN_STR("204 No Content") },
{ 205, CONST_LEN_STR("205 Reset Content") },
{ 206, CONST_LEN_STR("206 Partial Content") },
{ 207, CONST_LEN_STR("207 Multi-status") }, /* WebDAV */
{ 300, CONST_LEN_STR("300 Multiple Choices") },
{ 301, CONST_LEN_STR("301 Moved Permanently") },
{ 302, CONST_LEN_STR("302 Found") },
{ 303, CONST_LEN_STR("303 See Other") },
{ 304, CONST_LEN_STR("304 Not Modified") },
{ 305, CONST_LEN_STR("305 Use Proxy") },
{ 306, CONST_LEN_STR("306 (Unused)") },
{ 307, CONST_LEN_STR("307 Temporary Redirect") },
{ 308, CONST_LEN_STR("308 Permanent Redirect") },
{ 400, CONST_LEN_STR("400 Bad Request") },
{ 401, CONST_LEN_STR("401 Unauthorized") },
{ 402, CONST_LEN_STR("402 Payment Required") },
{ 403, CONST_LEN_STR("403 Forbidden") },
{ 404, CONST_LEN_STR("404 Not Found") },
{ 405, CONST_LEN_STR("405 Method Not Allowed") },
{ 406, CONST_LEN_STR("406 Not Acceptable") },
{ 407, CONST_LEN_STR("407 Proxy Authentication Required") },
{ 408, CONST_LEN_STR("408 Request Timeout") },
{ 409, CONST_LEN_STR("409 Conflict") },
{ 410, CONST_LEN_STR("410 Gone") },
{ 411, CONST_LEN_STR("411 Length Required") },
{ 412, CONST_LEN_STR("412 Precondition Failed") },
{ 413, CONST_LEN_STR("413 Request Entity Too Large") },
{ 414, CONST_LEN_STR("414 Request-URI Too Long") },
{ 415, CONST_LEN_STR("415 Unsupported Media Type") },
{ 416, CONST_LEN_STR("416 Requested Range Not Satisfiable") },
{ 417, CONST_LEN_STR("417 Expectation Failed") },
{ 422, CONST_LEN_STR("422 Unprocessable Entity") }, /* WebDAV */
{ 423, CONST_LEN_STR("423 Locked") }, /* WebDAV */
{ 424, CONST_LEN_STR("424 Failed Dependency") }, /* WebDAV */
{ 426, CONST_LEN_STR("426 Upgrade Required") }, /* TLS */
{ 500, CONST_LEN_STR("500 Internal Server Error") },
{ 501, CONST_LEN_STR("501 Not Implemented") },
{ 502, CONST_LEN_STR("502 Bad Gateway") },
{ 503, CONST_LEN_STR("503 Service Not Available") },
{ 504, CONST_LEN_STR("504 Gateway Timeout") },
{ 505, CONST_LEN_STR("505 HTTP Version Not Supported") },
{ 507, CONST_LEN_STR("507 Insufficient Storage") }, /* WebDAV */
{ -1, 0, NULL }
};
static const char *keyvalue_get_value(const keyvalue *kv, int k) {
int i;
for (i = 0; kv[i].value; i++) {
if (kv[i].key == k) return kv[i].value;
}
return NULL;
}
static int keyvalue_get_key(const keyvalue *kv, const char *s, unsigned int slen) {
for (int i = 0; kv[i].vlen; ++i) {
if (kv[i].vlen == slen && 0 == memcmp(kv[i].value, s, slen))
return kv[i].key;
}
return -1;
}
const char *get_http_version_name(int i) {
return keyvalue_get_value(http_versions, i);
}
const char *get_http_status_name(int i) {
return keyvalue_get_value(http_status, i);
}
const char *get_http_method_name(http_method_t i) {
return keyvalue_get_value(http_methods, i);
}
int get_http_version_key(const char *s, size_t slen) {
return keyvalue_get_key(http_versions, s, (unsigned int)slen);
}
http_method_t get_http_method_key(const char *s, size_t slen) {
return (http_method_t)keyvalue_get_key(http_methods, s, (unsigned int)slen);
}
void http_status_append(buffer * const b, const int status) {
const keyvalue * const kv = http_status;
int i;
for (i = 0; kv[i].key != status && kv[i].vlen; ++i) ;
if (kv[i].vlen) {
buffer_append_string_len(b, kv[i].value, kv[i].vlen);
}
else {
buffer_append_int(b, status);
buffer_append_string_len(b, CONST_STR_LEN(" "));
}
}
void http_method_append(buffer * const b, const http_method_t method) {
const keyvalue * const kv = http_methods;
int i;
for (i = 0; kv[i].key != method && kv[i].vlen; ++i) ;
if (kv[i].vlen) {
buffer_append_string_len(b, kv[i].value, kv[i].vlen);
}
}