telodendria/src/include/Http.h

/*
 * Copyright (C) 2022-2023 Jordan Bancino <@jordan:bancino.net>
 *
 * 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 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 TELODENDRIA_HTTP_H
#define TELODENDRIA_HTTP_H

#include <stdio.h>

#include <HashMap.h>
#include <Stream.h>

typedef enum HttpRequestMethod
{
    HTTP_METHOD_UNKNOWN,
    HTTP_GET,
    HTTP_HEAD,
    HTTP_POST,
    HTTP_PUT,
    HTTP_DELETE,
    HTTP_CONNECT,
    HTTP_OPTIONS,
    HTTP_TRACE,
    HTTP_PATCH
} HttpRequestMethod;

typedef enum HttpStatus
{
    /* Informational responses */
    HTTP_CONTINUE = 100,
    HTTP_SWITCHING_PROTOCOLS = 101,
    HTTP_EARLY_HINTS = 103,

    /* Successful responses */
    HTTP_OK = 200,
    HTTP_CREATED = 201,
    HTTP_ACCEPTED = 202,
    HTTP_NON_AUTHORITATIVE_INFORMATION = 203,
    HTTP_NO_CONTENT = 204,
    HTTP_RESET_CONTENT = 205,
    HTTP_PARTIAL_CONTENT = 206,

    /* Redirection messages */
    HTTP_MULTIPLE_CHOICES = 300,
    HTTP_MOVED_PERMANENTLY = 301,
    HTTP_FOUND = 302,
    HTTP_SEE_OTHER = 303,
    HTTP_NOT_MODIFIED = 304,
    HTTP_TEMPORARY_REDIRECT = 307,
    HTTP_PERMANENT_REDIRECT = 308,

    /* Client error messages */
    HTTP_BAD_REQUEST = 400,
    HTTP_UNAUTHORIZED = 401,
    HTTP_FORBIDDEN = 403,
    HTTP_NOT_FOUND = 404,
    HTTP_METHOD_NOT_ALLOWED = 405,
    HTTP_NOT_ACCEPTABLE = 406,
    HTTP_PROXY_AUTH_REQUIRED = 407,
    HTTP_REQUEST_TIMEOUT = 408,
    HTTP_CONFLICT = 409,
    HTTP_GONE = 410,
    HTTP_LENGTH_REQUIRED = 411,
    HTTP_PRECONDITION_FAILED = 412,
    HTTP_PAYLOAD_TOO_LARGE = 413,
    HTTP_URI_TOO_LONG = 414,
    HTTP_UNSUPPORTED_MEDIA_TYPE = 415,
    HTTP_RANGE_NOT_SATISFIABLE = 416,
    HTTP_EXPECTATION_FAILED = 417,
    HTTP_TEAPOT = 418,
    HTTP_UPGRADE_REQUIRED = 426,
    HTTP_PRECONDITION_REQUIRED = 428,
    HTTP_TOO_MANY_REQUESTS = 429,
    HTTP_REQUEST_HEADER_FIELDS_TOO_LARGE = 431,
    HTTP_UNAVAILABLE_FOR_LEGAL_REASONS = 451,

    /* Server error responses */
    HTTP_INTERNAL_SERVER_ERROR = 500,
    HTTP_NOT_IMPLEMENTED = 501,
    HTTP_BAD_GATEWAY = 502,
    HTTP_SERVICE_UNAVAILABLE = 503,
    HTTP_GATEWAY_TIMEOUT = 504,
    HTTP_VERSION_NOT_SUPPORTED = 505,
    HTTP_VARIANT_ALSO_NEGOTIATES = 506,
    HTTP_NOT_EXTENDED = 510,
    HTTP_NETWORK_AUTH_REQUIRED = 511
} HttpStatus;

extern const char *
 HttpStatusToString(const HttpStatus);

extern HttpRequestMethod
 HttpRequestMethodFromString(const char *);

extern const char *
 HttpRequestMethodToString(const HttpRequestMethod);

extern char *
 HttpUrlEncode(char *);

extern char *
 HttpUrlDecode(char *);

extern HashMap *
 HttpParamDecode(char *);

extern char *
 HttpParamEncode(HashMap *);

extern HashMap *
 HttpParseHeaders(Stream *);

#endif