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/*
* Copyright 2018-2022 Eduardo Chappa
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Last Edited: July 23, 2018 Eduardo Chappa <chappa@washington.edu>
*
*/
#define HTTPTCPPORT (long) 80 /* assigned TCP contact port */
#define HTTPSSLPORT (long) 443 /* assigned SSL TCP contact port */
typedef struct http_val_param_s {
char *value;
PARAMETER *plist;
} HTTP_VAL_PARAM_S;
typedef struct http_param_list_s {
HTTP_VAL_PARAM_S *vp;
struct http_param_list_s *next;
} HTTP_PARAM_LIST_S;
typedef struct http_header_value_s {
unsigned char *data;
HTTP_PARAM_LIST_S *p;
} HTTP_HEADER_S;
typedef struct http_header_data_s {
HTTP_HEADER_S *accept, /* RFC 7231, Section 5.3.2 */
*accept_charset, /* RFC 7231, Section 5.3.3 */
*accept_encoding, /* RFC 7231, Section 5.3.4 */
*accept_language, /* RFC 7231, Section 5.3.5 */
*accept_ranges, /* RFC 7233, Section 2.3 */
*age, /* RFC 7234, Section 5.1 */
*allow, /* RFC 7231, Section 7.4.1 */
*cache_control, /* RFC 7234, Section 5.2 */
*connection, /* RFC 7230, Section 6.1 */
*content_disposition, /* RFC 6266 */
*content_encoding, /* RFC 7231, Section 3.1.2.2 */
*content_language, /* RFC 7231, Section 3.1.3.2 */
*content_length, /* RFC 7230, Section 3.3.2 */
*content_location, /* RFC 7231, Section 3.1.4.2 */
*content_type, /* RFC 7231, Section 3.1.1.5 */
*date, /* RFC 7231, Section 7.1.1.2 */
*etag, /* RFC 7232, Section 2.3 */
*expect, /* RFC 7231, Section 5.1.1 */
*expires, /* RFC 7234, Section 5.3 */
*from, /* RFC 7231, Section 5.5.1 */
*host, /* RFC 7230, Section 5.4 */
*last_modified, /* RFC 7232, Section 2.2 */
*location, /* RFC 7231, Section 7.1.2 */
*max_forwards, /* RFC 7231, Section 5.1.2 */
*mime_version, /* RFC 7231, Appendix A.1 */
*pragma, /* RFC 7234, Section 5.4 */
*proxy_authenticate, /* RFC 7235, Section 4.3 */
*referer, /* RFC 7231, Section 5.5.2 */
*retry_after, /* RFC 7231, Section 7.1.3 */
*server, /* RFC 7231, Section 7.4.2 */
*user_agent, /* RFC 7231, Section 5.5.3 */
*te, /* RFC 7230, Section 4.3 */
*trailer, /* RFC 7230, Section 4.4 */
*transfer_encoding, /* RFC 7230, Section 3.3.1 */
*upgrade, /* RFC 7230, Section 6.7 */
*via, /* RFC 7230, Section 5.7.1 */
*vary, /* RFC 7231, Section 7.1.4 */
*warning, /* RFC 7234, Section 5.5 */
*www_authenticate; /* RFC 7235, Section 4.1 */
} HTTP_HEADER_DATA_S;
#define HTTP_MIME_URLENCODED "application/x-www-form-urlencoded"
#define HTTP_1_1_VERSION "HTTP/1.1"
#define HTTP_OK 200
#define HTTP_BAD 400
#define HTTP_UNAUTHORIZED 401
#define GET_HTTPPORT (long) 490
#define SET_HTTPPORT (long) 491
#define GET_SSLHTTPPORT (long) 492
#define SET_SSLHTTPPORT (long) 493
typedef struct http_status_s {
char *version;
int code;
char *text;
} HTTP_STATUS_S;
typedef struct http_stream {
NETSTREAM *netstream;
HTTP_HEADER_DATA_S *header; /* headers sent by the server */
unsigned int debug : 1; /* send debug information */
char *url; /* original url */
char *urlhost; /* get original host */
char *urltail; /* the part of the URL after the original host */
HTTP_STATUS_S *status;/* parsed status line from server */
unsigned char *response; /* last reply line from server */
unsigned char *reply; /* the full reply from the server */
} HTTPSTREAM;
/* parameters for a get or post call */
typedef struct http_param_s {
char *name;
char *value;
} HTTP_PARAM_S;
typedef struct http_request_s {
unsigned char *request;
unsigned char *header;
unsigned char *body;
} HTTP_REQUEST_S;
/* exported prototypes */
HTTP_REQUEST_S *http_request_get(void);
void http_request_free(HTTP_REQUEST_S **);
unsigned char *http_request_line(unsigned char *, unsigned char *, unsigned char *);
void http_add_header(HTTP_REQUEST_S **, unsigned char *, unsigned char *);
unsigned char *http_response_from_reply(HTTPSTREAM *);
int http_valid_net_parse (unsigned char *, NETMBX *);
HTTPSTREAM *http_open (unsigned char *);
long http_send (HTTPSTREAM *, HTTP_REQUEST_S *);
unsigned char *http_post_param(HTTPSTREAM *, HTTP_PARAM_S *);
unsigned char *http_get(HTTPSTREAM *, HTTP_PARAM_S **);
void http_close (HTTPSTREAM *stream);
HTTP_PARAM_S *http_param_get(int);
void http_param_free(HTTP_PARAM_S **);
void *http_parameters (long,void *);
/* Ugghh.... just construct the URL for a get request */
unsigned char *http_get_param_url(unsigned char *, HTTP_PARAM_S *);
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