lander/include/http.h

154 lines
3.7 KiB
C

#ifndef HTTP
#define HTTP
#include <regex.h>
#include <stdbool.h>
#include <stdlib.h>
#include "picohttpparser.h"
#define HTTP_MAX_ALLOWED_HEADERS 16
#define HTTP_MAX_REGEX_GROUPS 4
extern const char *http_response_type_names[5][32];
extern const char *http_header_names[];
typedef enum http_request_method {
http_get = 0,
http_post = 1,
http_put = 2,
http_patch = 3,
http_delete = 4
} http_request_method;
extern const char *request_method_names[];
extern const size_t request_method_names_len;
/*
* Struct representing the specific type of request
*/
typedef struct http_request {
size_t len;
int minor_version;
http_request_method method;
const char *path;
size_t path_len;
const char *query;
size_t query_len;
char *body;
size_t body_len;
size_t body_received;
regmatch_t regex_groups[HTTP_MAX_REGEX_GROUPS];
struct phr_header headers[HTTP_MAX_ALLOWED_HEADERS];
size_t num_headers;
} http_request;
typedef enum http_parse_error {
http_parse_error_ok = 0,
http_parse_error_incomplete = 1,
http_parse_error_invalid = 2,
http_parse_error_unknown_method = 3
} http_parse_error;
/* void http_route(event_loop_conn *conn); */
typedef enum http_response_type {
// 1xx
http_continue = 100,
http_switching_protocols = 101,
http_processing = 102,
http_early_hints = 103,
// 2xx
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,
http_multi_status = 207,
http_already_reported = 208,
// 3xx
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,
// 4xx
http_bad_request = 400,
http_unauthorized = 401,
http_payment_required = 402,
http_forbidden = 403,
http_not_found = 404,
http_method_not_allowed = 405,
http_not_acceptable = 406,
http_proxy_authentication_required = 407,
http_request_timeout = 408,
http_conflict = 409,
http_gone = 410,
http_length_required = 411,
http_precondition_failed = 412,
http_content_too_large = 413,
http_uri_too_long = 414,
http_unsupported_media_type = 415,
http_range_not_satisfiable = 416,
http_expection_failed = 417,
http_im_a_teapot = 418,
http_misdirected_request = 421,
http_unprocessable_content = 422,
http_locked = 423,
http_failed_dependency = 424,
http_too_early = 425,
http_upgrade_required = 426,
http_precondition_required = 428,
http_too_many_requests = 429,
http_request_header_fields_too_large = 431,
// 5xx
http_internal_server_error = 500,
http_method_not_implemented = 501,
http_bad_gateway = 502,
http_service_unavailable = 503,
http_gateway_timeout = 504,
http_http_version_not_supported = 505,
http_variant_also_negotiates = 506,
http_insufficient_storage = 507,
http_loop_detected = 508,
http_not_extended = 510,
http_network_authentication_required = 511
} http_response_type;
typedef enum http_header {
http_header_connection = 0,
http_header_location = 1
} http_header;
typedef struct http_response_header {
http_header type;
const char *value;
bool owned;
} http_response_header;
typedef enum http_response_body_type {
http_response_body_buf = 0,
http_response_body_file = 1
} http_response_body_type;
typedef struct http_response {
http_response_type status;
const char *head;
size_t head_len;
size_t head_written;
http_response_body_type body_type;
void *body;
size_t body_len;
size_t body_written;
// If false, the body won't be freed
bool owns_body;
http_response_header headers[4];
size_t header_count;
} http_response;
#endif