98 lines
2.8 KiB
C
98 lines
2.8 KiB
C
#ifndef HTTP_PARSER_H
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#define HTTP_PARSER_H
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#include "llhttp.h"
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typedef struct HTTP_REQUEST_DATA_T_ {
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char protocol[8];
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char method[8];
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char url[128];
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char body[128];
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} HTTP_REQUEST_DATA_T;
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typedef struct HTTP_REQUEST_PARSER_WRAPPER_T_ {
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llhttp_t parser;
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llhttp_settings_t settings;
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} HTTP_REQUEST_PARSER_WRAPPER_T;
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int request_parser_on_url(llhttp_t * parser, const char * start, size_t length) {
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HTTP_REQUEST_DATA_T * http_request = parser->data;
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strncat(http_request->url, start, length);
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return 0;
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}
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int request_parser_on_body(llhttp_t * parser, const char * start, size_t length) {
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HTTP_REQUEST_DATA_T * http_request = parser->data;
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strncat(http_request->body, start, length);
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return 0;
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}
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int parse_http_request (HTTP_REQUEST_PARSER_WRAPPER_T * wrapper, char * content, size_t len) {
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llhttp_t parser = wrapper->parser;
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llhttp_errno_t err = llhttp_execute(&parser, content, len);
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HTTP_REQUEST_DATA_T * http_request = parser.data;
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uint8_t protocol_major = llhttp_get_http_major(&parser);
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uint8_t protocol_minor = llhttp_get_http_minor(&parser);
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sprintf(http_request->protocol, "%d.%d", protocol_major, protocol_minor);
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uint8_t method = llhttp_get_method(&parser);
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const char * method_name = llhttp_method_name(method);
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strcpy(http_request->method, method_name);
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return 0;
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}
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char * get_protocol (HTTP_REQUEST_PARSER_WRAPPER_T * wrapper) {
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HTTP_REQUEST_DATA_T * http_request = wrapper->parser.data;
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return http_request->protocol;
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}
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char * get_method (HTTP_REQUEST_PARSER_WRAPPER_T * wrapper) {
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HTTP_REQUEST_DATA_T * http_request = wrapper->parser.data;
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return http_request->method;
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}
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char * get_url (HTTP_REQUEST_PARSER_WRAPPER_T * wrapper) {
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HTTP_REQUEST_DATA_T * http_request = wrapper->parser.data;
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return http_request->url;
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}
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char * get_body (HTTP_REQUEST_PARSER_WRAPPER_T * wrapper) {
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HTTP_REQUEST_DATA_T * http_request = wrapper->parser.data;
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return http_request->body;
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}
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HTTP_REQUEST_PARSER_WRAPPER_T * new_request_parser () {
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HTTP_REQUEST_PARSER_WRAPPER_T * wrapper = calloc(1, sizeof(HTTP_REQUEST_PARSER_WRAPPER_T));
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// create a new request data struct
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HTTP_REQUEST_DATA_T * http_request = calloc(1, sizeof(HTTP_REQUEST_DATA_T));
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// init http parser settings
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llhttp_settings_init(&wrapper->settings);
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wrapper->settings.on_url = &request_parser_on_url;
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wrapper->settings.on_body = &request_parser_on_body;
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// init http request parser parser
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llhttp_init(&wrapper->parser, HTTP_REQUEST, &wrapper->settings);
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wrapper->parser.data = http_request;
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return wrapper;
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}
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void delete_request_parser (HTTP_REQUEST_PARSER_WRAPPER_T * wrapper) {
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free(wrapper->parser.data);
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free(wrapper);
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}
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int http_parser_init () {
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return 0;
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}
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int http_parser_deinit () {
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return 0;
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}
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#endif |