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pandemonium_engine/modules/web/http_server_simple/httpio/http.h

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/*
* The MIT License (MIT)
*
* Copyright (c) 2015 by Sergey Fetisov <fsenok@gmail.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
#ifndef HTTP_H
#define HTTP_H
#include <stdio.h>
#include <stdbool.h>
#include <stdint.h>
#include <string.h>
#include <stdlib.h>
#include <stdarg.h>
#ifdef __cplusplus
extern "C" {
#endif
#ifndef HTTP_REQ_MAX_PARAMS
#define HTTP_REQ_MAX_PARAMS 16
#endif
#ifndef HTTP_REQ_MAX_ACCEPT
#define HTTP_REQ_MAX_ACCEPT 8
#endif
extern const char MIME_APP_ATOM[]; /* application/atom+xml */
extern const char MIME_APP_JSON[]; /* application/json */
extern const char MIME_APP_JS[]; /* application/javascript */
extern const char MIME_APP_OCTSTR[]; /* application/octet-stream */
extern const char MIME_APP_PDF[]; /* application/pdf */
extern const char MIME_APP_PS[]; /* application/postscript */
extern const char MIME_APP_XHTML[]; /* application/xhtml+xml */
extern const char MIME_APP_XML[]; /* application/xml-dtd */
extern const char MIME_APP_ZIP[]; /* application/zip */
extern const char MIME_APP_GZIP[]; /* application/x-gzip */
extern const char MIME_APP_BTOR[]; /* application/x-bittorrent */
extern const char MIME_APP_TEX[]; /* application/x-tex */
extern const char MIME_URLENCODED[]; /* application/x-www-form-urlencoded */
extern const char MIME_TEXT_HTML[]; /* text/html */
extern const char MIME_TEXT_JS[]; /* text/javascript */
extern const char MIME_TEXT_PLAIN[]; /* text/plain */
extern const char MIME_TEXT_XML[]; /* text/xml */
extern const char MIME_TEXT_CSS[]; /* text/css */
extern const char MIME_IMAGE_GIF[]; /* image/gif */
extern const char MIME_IMAGE_JPEG[]; /* image/jpeg */
extern const char MIME_IMAGE_PJPEG[]; /* image/pjpeg */
extern const char MIME_IMAGE_PNG[]; /* image/png */
extern const char MIME_IMAGE_SVG[]; /* image/svg+xml */
extern const char MIME_IMAGE_TIFF[]; /* image/tiff */
extern const char MIME_IMAGE_ICON[]; /* image/vnd.microsoft.icon */
extern const char MIME_IMAGE_WBMP[]; /* image/vnd.wap.wbmp */
extern const char MIME_MPART_MIXED[]; /* multipart/mixed */
extern const char MIME_MPART_ALT[]; /* multipart/alternative */
extern const char MIME_MPART_REL[]; /* multipart/related */
extern const char MIME_MPART_FORM[]; /* multipart/form-data */
extern const char MIME_MPART_SIGN[]; /* multipart/signed */
extern const char MIME_MPART_ENCR[]; /* multipart/encrypted */
typedef enum http_method
{
METHOD_NONE,
METHOD_GET,
METHOD_POST,
METHOD_HEAD,
METHOD_PUT,
METHOD_CONNECT,
METHOD_OPTIONS,
METHOD_DELETE,
METHOD_TRACE,
METHOD_PATCH
} http_mt_t;
typedef enum http_conn_type
{
CT_NONE,
CT_CLOSE,
CT_KEEP_ALIVE
} http_ct_t;
/* http content disposition */
typedef struct http_cdh
{
const char *disp; /* Content-Disposition: [form-data]; name="File1"; filename="photo.jpg" */
const char *disp_name; /* Content-Disposition: form-data; name="[File1]"; filename="photo.jpg" */
const char *disp_file; /* Content-Disposition: form-data; name="File1"; filename="[photo.jpg]" */
} http_cdh_t;
typedef struct http_range
{
uint32_t range_size;
uint32_t range_from;
uint32_t range_to;
} http_rng_t;
/* http response/request entity */
typedef struct http_cont
{
http_cdh_t disp; /* Content-Disposition: [form-data; name="File1"; filename="photo.jpg"] */
const char *encoding; /* Content-Encoding: [...] */
const char *language; /* Content-Language: [en, ase, ru] */
int length; /* Content-Length: [123] */
const char *location; /* Content-Location: [...] */
const char *md5; /* Content-MD5: [Q2hlY2sgSW50ZWdyaXR5IQ==] */
http_rng_t range; /* Content-Range: [64397516-80496894/160993792] */
const char *type; /* Content-Type: [multipart/form-data] */
const char *boundary; /* Content-Type: multipart/form-data; boundary="[Asrf456BGe4h]" */
const char *charset; /* Content-Type: Content-Type: text/html; charset=[UTF-8] */
const char *ver; /* Content-Version: [...] */
const char *expires; /* Expires: [Tue, 31 Jan 2012 15:02:53 GMT] */
const char *modified; /* Last-Modified: [...] */
const char *link; /* link: [...] */
const char *title; /* Title: [...] */
} http_cont_t;
/* http transfer encoding */
typedef enum http_tenc
{
TENC_NONE, /* - */
TENC_CHUNKED /* Transfer-Encoding: chunked */
} http_tenc_t;
/* http transfer encoding */
typedef struct httpaccept
{
int count;
const char *type[HTTP_REQ_MAX_ACCEPT]; /* text/html */
int level[HTTP_REQ_MAX_ACCEPT]; /* level=[1] */
float q[HTTP_REQ_MAX_ACCEPT]; /* q=[0.8] */
} httpaccept_t;
typedef struct http_req
{
/* request line */
http_mt_t method; /* GET */
const char *uri; /* /path */
int nparams; /* */
const char *params[HTTP_REQ_MAX_PARAMS]; /* param1, param2 */
const char *values[HTTP_REQ_MAX_PARAMS]; /* value1, value2 */
const char *ver; /* HTTP/1.1 */
/* general header */
http_ct_t connection; /* Connection: [keep-alive] */
char *via; /* Via: [1.0 fred, 1.1 example.com] */
/* request header */
httpaccept_t accept;
const char *accept_charset; /* Accept-Charset: [utf-8] */
const char *accept_encoding; /* Accept-Encoding: [gzip, deflate] */
const char *accept_language; /* Accept-Language: [en-US;q=0.5,en;q=0.3] */
const char *authorization; /* Authorization: [Basic QWxhZGRpbjpvcGVuIHNlc2FtZQ==] */
const char *expect; /* Expect: [100-continue] */
const char *from; /* From: [user@example.com] */
const char *host; /* Host: [wikipedia.org] */
const char *if_match; /* If-Match: "[737060cd8c284d8af7ad3082f209582d]" */
const char *if_modified_since; /* If-Modified-Since: [Sat, 29 Oct 1994 19:43:31 GMT] */
const char *if_none_match; /* If-None-Match: "[737060cd8c284d8af7ad3082f209582d]" */
const char *if_range; /* If-Range: "[737060cd8c284d8af7ad3082f209582d]" */
const char *if_unmodified_since; /* If-Unmodified-Since: [Sat, 29 Oct 1994 19:43:31 GMT] */
int keep_alive; /* Keep-Alive: [300] */
int max_forwards; /* Max-Forwards: [10] */
const char *proxy_authorization; /* Proxy-Authorization: [Basic QWxhZGRpbjpvcGVuIHNlc2FtZQ==] */
http_rng_t range; /* Range: bytes=[50000-99999],250000-399999,500000- */
const char *referer; /* Referer: [http://en.wikipedia.org/wiki/Main_Page] */
const char *te; /* TE: [trailers, deflate] */
const char *user_agent; /* User-Agent: [Mozilla/5.0] */
/* content and cookies */
http_cont_t content; /**/
const char *cookie; /* Cookie: [Cookie data] */
} http_req_t;
typedef enum http_resp_flag
{
RESPF_NONE = 0,
RESPF_KEEPALIVE = 1,
RESPF_CHUNKED = 2,
RESPF_NOCACH = 4,
RESPF_DEFLATE = 8,
RESPF_GZIP = 16
} http_respf_t;
typedef struct http_resp
{
char *mime_ver; /* MIME-Version: 1.0 */
char *pragma; /* Pragma: [no-cache] */
int code; /* HTTP/1.1 [200] OK */
http_cont_t content; /**/
http_ct_t connection; /* Connection: [keep-alive] */
const char *cache_control; /* Cache-Control: [no-cache] */
const char *etag; /* ETag: "[56d-9989200-1132c580]" */
const char *location; /* Location: [http://example.com/about.html#contacts] */
const char *proxy_authenticate; /* Proxy-Authenticate: [...] */
const char *Public; /* Public: [...] */
int retry_after; /* Retry-After: [123] */
const char *server; /* Server: [Name] */
http_tenc_t transfer_encoding; /* Transfer-Encoding: [chunked] */
const char *vary; /* Vary: [...] */
const char *www_authenticate; /* WWW-Authenticate: [...] */
char *upgrade; /* Upgrade: [HTTP/2.0, SHTTP/1.3, IRC/6.9, RTA/x11] */
const char *exthdr; /* extended header options */
} http_resp_t;
const char *http_req_val(const http_req_t *req, const char *param, const char *def);
void http_resp_init(http_resp_t *resp, int code, const char *mime, int flags);
const char *http_dict_mime(const char *mime);
const char *http_code_str(int code);
int http_resp_len(const http_resp_t *resp);
int http_resp_str(const http_resp_t *resp, char *str, int size);
#ifdef __cplusplus
}
#endif
#endif
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