Ulfius
HTTP Framework for REST Applications in C
ulfius.h
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1
27#ifndef __ULFIUS_H__
28#define __ULFIUS_H__
29
30#ifdef __cplusplus
31extern "C"
32{
33#endif
34
35#include "ulfius-cfg.h"
36
39#ifndef U_DISABLE_GNUTLS
40 #ifndef _GNU_SOURCE
41 #define _GNU_SOURCE
42 #endif
43 #include <gnutls/gnutls.h>
44 #include <gnutls/x509.h>
45#endif
46
47#ifndef U_DISABLE_JANSSON
48#include <jansson.h>
49#endif
50
51#ifndef U_DISABLE_WEBSOCKET
52 #include <poll.h>
53 #include <zlib.h>
54 #ifndef POLLRDHUP
55 #define POLLRDHUP 0x2000
56 #endif
57#endif
58
59#include <pthread.h>
60#include <microhttpd.h>
61
62#if defined(_WIN32) && !defined(U_DISABLE_WEBSOCKET)
63 #define U_DISABLE_WEBSOCKET
64#endif
65
66#if (MHD_VERSION < 0x00095300) && !defined(U_DISABLE_WEBSOCKET)
67 #define U_DISABLE_WEBSOCKET
68#endif
69
71#include <orcania.h>
72
74#ifndef U_DISABLE_YDER
75 #include <yder.h>
76#else
77
78#define Y_LOG_MODE_NONE 0
79#define Y_LOG_MODE_CONSOLE 0
80#define Y_LOG_MODE_SYSLOG 0
81#define Y_LOG_MODE_FILE 0
82#define Y_LOG_MODE_JOURNALD 0
83#define Y_LOG_MODE_CALLBACK 0
84#define Y_LOG_MODE_CURRENT 0
85
86#define Y_LOG_LEVEL_NONE 0
87#define Y_LOG_LEVEL_DEBUG 0
88#define Y_LOG_LEVEL_INFO 0
89#define Y_LOG_LEVEL_WARNING 0
90#define Y_LOG_LEVEL_ERROR 0
91#define Y_LOG_LEVEL_CURRENT 0
92
93int y_init_logs(const char * app, const unsigned long init_mode, const unsigned long init_level, const char * init_log_file, const char * message);
94int y_set_logs_callback(void (* y_callback_log_message) (void * cls, const char * app_name, const time_t date, const unsigned long level, const char * message), void * cls, const char * message);
95void y_log_message(const unsigned long type, const char * message, ...);
96int y_close_logs();
97#endif
98
104#define ULFIUS_STREAM_BLOCK_SIZE_DEFAULT 1024
105#define U_STREAM_END MHD_CONTENT_READER_END_OF_STREAM
106#define U_STREAM_ERROR MHD_CONTENT_READER_END_WITH_ERROR
107#define U_STREAM_SIZE_UNKNOWN MHD_SIZE_UNKNOWN
108#define U_STREAM_SIZE_UNKOWN U_STREAM_SIZE_UNKNOWN // Backward compatibility
109
110#define U_OK 0
111#define U_ERROR 1
112#define U_ERROR_MEMORY 2
113#define U_ERROR_PARAMS 3
114#define U_ERROR_LIBMHD 4
115#define U_ERROR_LIBCURL 5
116#define U_ERROR_NOT_FOUND 6
117#define U_ERROR_DISCONNECTED 7
118
119#define U_CALLBACK_CONTINUE 0
120#define U_CALLBACK_IGNORE 1
121#define U_CALLBACK_COMPLETE 2
122#define U_CALLBACK_UNAUTHORIZED 3
123#define U_CALLBACK_ERROR 4
124
125#define U_COOKIE_SAME_SITE_EMPTY 0
126#define U_COOKIE_SAME_SITE_STRICT 1
127#define U_COOKIE_SAME_SITE_LAX 2
128#define U_COOKIE_SAME_SITE_NONE 3
129
130#define U_USE_IPV4 0x0001
131#define U_USE_IPV6 0x0010
132#define U_USE_ALL (U_USE_IPV4|U_USE_IPV6)
133
134#define U_SSL_VERIFY_PEER 0x0001
135#define U_SSL_VERIFY_HOSTNAME 0x0010
136
137#define U_POST_PROCESS_NONE 0x0000
138#define U_POST_PROCESS_URL_ENCODED 0x0001
139#define U_POST_PROCESS_MULTIPART_FORMDATA 0x0010
140
145typedef enum {
150#if MHD_VERSION >= 0x00095208
151 U_OPT_NETWORK_TYPE = 4,
152#endif
173#ifndef U_DISABLE_JANSSON
175#endif
176#ifndef U_DISABLE_GNUTLS
180#endif
186
191/*************
192 * Structures
193 *************/
194
204struct _u_map {
205 int nb_values; /* !< Values count */
206 char ** keys; /* !< Array of keys */
207 char ** values; /* !< Array of values */
208 size_t * lengths; /* !< Lengths of each values */
209};
210
215struct _u_cookie {
216 char * key; /* !< key if the cookie */
217 char * value; /* !< value of the cookie */
218 char * expires; /* !< expiration date of the cookie */
219 unsigned int max_age; /* !< duration of the cookie in seconds */
220 char * domain; /* !< domain for the cookie */
221 char * path; /* !< url path for the cookie */
222 int secure; /* !< flag to set cookie secure or not */
223 int http_only; /* !< flag to set cookie for HTTP connections only or not */
224 int same_site; /* !< flag to set same_site option to the cookie */
225};
226
234 char * http_protocol; /* !< http protocol used (1.0 or 1.1) */
235 char * http_verb; /* !< http method (GET, POST, PUT, DELETE, etc.) */
236 char * http_url; /* !< full url used to call this callback function or full url to call when used in a ulfius_send_http_request */
237 char * url_path; /* !< url path only used to call this callback function (ex, if http_url is /path/?param=1, url_path is /path/) */
238 char * proxy; /* !<proxy address to use for outgoing connections, used by ulfius_send_http_request */
239#if MHD_VERSION >= 0x00095208
240 unsigned short network_type; /* !< Force connect to ipv4, ipv6 addresses or both, values available are U_USE_ALL, U_USE_IPV4 or U_USE_IPV6 */
241#endif
242 int check_server_certificate; /* !< check server certificate and hostname, default true, used by ulfius_send_http_request */
243 int check_server_certificate_flag; /* !< check certificate peer and or server hostname if check_server_certificate is enabled, values available are U_SSL_VERIFY_PEER, U_SSL_VERIFY_HOSTNAME or both, default value is both (U_SSL_VERIFY_PEER|U_SSL_VERIFY_HOSTNAME), used by ulfius_send_http_request */
244 int check_proxy_certificate; /* !< check proxy certificate and hostname, default true, used by ulfius_send_http_request, requires libcurl >= 7.52 */
245 int check_proxy_certificate_flag; /* !< check certificate peer and or proxy hostname if check_proxy_certificate is enabled, values available are U_SSL_VERIFY_PEER, U_SSL_VERIFY_HOSTNAME or both, default value is both (U_SSL_VERIFY_PEER|U_SSL_VERIFY_HOSTNAME), used by ulfius_send_http_request, requires libcurl >= 7.52 */
246 int follow_redirect; /* !< follow url redirections, used by ulfius_send_http_request */
247 char * ca_path; /* !< specify a path to CA certificates instead of system path, used by ulfius_send_http_request */
248 unsigned long timeout; /* !< connection timeout used by ulfius_send_http_request, default is 0 */
249 struct sockaddr * client_address; /* !< IP address of the client */
250 char * auth_basic_user; /* !< basic authentication username */
251 char * auth_basic_password; /* !< basic authentication password */
252 struct _u_map * map_url; /* !< map containing the url variables, both from the route and the ?key=value variables */
253 struct _u_map * map_header; /* !< map containing the header variables */
254 struct _u_map * map_cookie; /* !< map containing the cookie variables */
255 struct _u_map * map_post_body; /* !< map containing the post body variables (if available) */
256 void * binary_body; /* !< raw body */
257 size_t binary_body_length; /* !< length of raw body */
258 unsigned int callback_position; /* !< position of the current callback function in the callback list, starts at 0 */
259#ifndef U_DISABLE_GNUTLS
260 gnutls_x509_crt_t client_cert; /* !< x509 certificate of the client if the instance uses client certificate authentication and the client is authenticated, available only if GnuTLS support is enabled */
261 char * client_cert_file; /* !< path to client certificate file for sending http requests with certificate authentication, available only if GnuTLS support is enabled */
262 char * client_key_file; /* !< path to client key file for sending http requests with certificate authentication, available only if GnuTLS support is enabled */
263 char * client_key_password; /* !< password to unlock client key file, available only if GnuTLS support is enabled */
264#endif
265};
266
274 long status; /* !< HTTP status code (200, 404, 500, etc) */
275 char * protocol; /* !< HTTP Protocol sent */
276 struct _u_map * map_header; /* !< map containing the header variables */
277 unsigned int nb_cookies; /* !< number of cookies sent */
278 struct _u_cookie * map_cookie; /* !< array of cookies sent */
279 char * auth_realm; /* !< realm to send to the client on authenticationb failed */
280 void * binary_body; /* !< raw binary content */
281 size_t binary_body_length; /* !< length of the binary_body */
282 ssize_t (* stream_callback) (void * stream_user_data, uint64_t offset, char * out_buf, size_t max); /* !< callback function to stream data in response body */
283 void (* stream_callback_free) (void * stream_user_data); /* !< callback function to free data allocated for streaming */
284 uint64_t stream_size; /* !< size of the streamed data (U_STREAM_SIZE_UNKNOWN if unknown) */
285 size_t stream_block_size; /* !< size of each block to be streamed, set according to your system */
286 void * stream_user_data; /* !< user defined data that will be available in your callback stream functions */
287 void * websocket_handle; /* !< handle for websocket extension */
288 void * shared_data; /* !< any data shared between callback functions, must be allocated and freed by the callback functions */
289 void (* free_shared_data)(void * shared_data); /* !< pointer to a function that will free shared_data */
290 unsigned int timeout; /* !< Timeout in seconds to close the connection because of inactivity between the client and the server */
291};
292
300 char * http_method; /* !< http verb (GET, POST, PUT, etc.) in upper case */
301 char * url_prefix; /* !< prefix for the url (optional) */
302 char * url_format; /* !< string used to define the endpoint format, separate words with / to define a variable in the url, prefix it with @ or :, example: /test/resource/:name/elements, on an url_format that ends with '*', the rest of the url will not be tested */
303 unsigned int priority; /* !< endpoint priority in descending order (0 is the higher priority) */
304 int (* callback_function)(const struct _u_request * request, /* !< pointer to a function that will be executed each time the endpoint is called, you must declare the function as described. */
305 struct _u_response * response,
306 void * user_data);
307 void * user_data; /* !< pointer to a data or a structure that will be available in callback_function */
308};
309
317 struct MHD_Daemon * mhd_daemon; /* !< pointer to the libmicrohttpd daemon */
318 int status; /* !< status of the current instance, status are U_STATUS_STOP, U_STATUS_RUNNING or U_STATUS_ERROR */
319 unsigned int port; /* !< port number to listen to */
320#if MHD_VERSION >= 0x00095208
321 unsigned short network_type; /* !< Listen to ipv4 and or ipv6 connections, values available are U_USE_ALL, U_USE_IPV4 or U_USE_IPV6 */
322#endif
323 struct sockaddr_in * bind_address; /* !< ipv4 address to listen to (optional) */
324 struct sockaddr_in6 * bind_address6; /* !< ipv6 address to listen to (optional) */
325 unsigned int timeout; /* !< Timeout to close the connection because of inactivity between the client and the server */
326 int nb_endpoints; /* !< Number of available endpoints */
327 char * default_auth_realm; /* !< Default realm on authentication error */
328 struct _u_endpoint * endpoint_list; /* !< List of available endpoints */
329 struct _u_endpoint * default_endpoint; /* !< Default endpoint if no other endpoint match the current url */
330 struct _u_map * default_headers; /* !< Default headers that will be added to all response->map_header */
331 size_t max_post_param_size; /* !< maximum size for a post parameter, 0 means no limit, default 0 */
332 size_t max_post_body_size; /* !< maximum size for the entire post body, 0 means no limit, default 0 */
333 void * websocket_handler; /* !< handler for the websocket structure */
334 int (* file_upload_callback) (const struct _u_request * request, /* !< callback function to manage file upload by blocks */
335 const char * key,
336 const char * filename,
337 const char * content_type,
338 const char * transfer_encoding,
339 const char * data,
340 uint64_t off,
341 size_t size,
342 void * cls);
343 void * file_upload_cls; /* !< any pointer to pass to the file_upload_callback function */
344 int mhd_response_copy_data; /* !< to choose between MHD_RESPMEM_MUST_COPY and MHD_RESPMEM_MUST_FREE, only if you use MHD < 0.9.61, otherwise this option is skipped because it's useless */
345 int check_utf8; /* !< check that all parameters values in the request (url, header and post_body), are valid utf8 strings, if a parameter value has non utf8 character, the value, will be ignored, default 1 */
346#ifndef U_DISABLE_GNUTLS
347 int use_client_cert_auth; /* !< Internal variable use to indicate if the instance uses client certificate authentication, Do not change this value, available only if websocket support is enabled */
348#endif
349 int allowed_post_processor; /* !< Specifies which content-type are allowed to process in the request->map_post_body parameters list, default value is U_POST_PROCESS_URL_ENCODED|U_POST_PROCESS_MULTIPART_FORMDATA, to disable all, use U_POST_PROCESS_NONE */
350};
351
361 struct MHD_PostProcessor * post_processor;
367};
368
369/**********************************
370 * Instance functions declarations
371 **********************************/
372
383void u_free(void * data);
384
392int ulfius_global_init(void);
393
397void ulfius_global_close(void);
398
420int ulfius_init_instance(struct _u_instance * u_instance, unsigned int port, struct sockaddr_in * bind_address, const char * default_auth_realm);
421
422#if MHD_VERSION >= 0x00095208
434int ulfius_init_instance_ipv6(struct _u_instance * u_instance, unsigned int port, struct sockaddr_in6 * bind_address, unsigned short network_type, const char * default_auth_realm);
435#endif
436
443void ulfius_clean_instance(struct _u_instance * u_instance);
444
452int ulfius_start_framework(struct _u_instance * u_instance);
453
463int ulfius_start_secure_framework(struct _u_instance * u_instance, const char * key_pem, const char * cert_pem);
464
465#ifndef U_DISABLE_GNUTLS
477int ulfius_start_secure_ca_trust_framework(struct _u_instance * u_instance, const char * key_pem, const char * cert_pem, const char * root_ca_pem);
478#endif
479
498int ulfius_start_framework_with_mhd_options(struct _u_instance * u_instance, unsigned int mhd_flags, struct MHD_OptionItem * options);
499
503void mhd_request_completed (void *cls, struct MHD_Connection *connection, void **con_cls, enum MHD_RequestTerminationCode toe);
504void * ulfius_uri_logger (void * cls, const char * uri);
505
513int ulfius_stop_framework(struct _u_instance * u_instance);
514
536 int (* file_upload_callback) (const struct _u_request * request,
537 const char * key,
538 const char * filename,
539 const char * content_type,
540 const char * transfer_encoding,
541 const char * data,
542 uint64_t off,
543 size_t size,
544 void * cls),
545 void * cls);
546
557/***********************************
558 * Endpoints functions declarations
559 ***********************************/
560
568int ulfius_add_endpoint(struct _u_instance * u_instance, const struct _u_endpoint * u_endpoint);
569
587int ulfius_add_endpoint_by_val(struct _u_instance * u_instance,
588 const char * http_method,
589 const char * url_prefix,
590 const char * url_format,
591 unsigned int priority,
592 int (* callback_function)(const struct _u_request * request, // Input parameters (set by the framework)
593 struct _u_response * response, // Output parameters (set by the user)
594 void * user_data),
595 void * user_data);
596
604int ulfius_add_endpoint_list(struct _u_instance * u_instance, const struct _u_endpoint ** u_endpoint_list);
605
615int ulfius_remove_endpoint(struct _u_instance * u_instance, const struct _u_endpoint * u_endpoint);
616
628int ulfius_set_default_endpoint(struct _u_instance * u_instance,
629 int (* callback_function)(const struct _u_request * request, struct _u_response * response, void * user_data),
630 void * user_data);
631
644int ulfius_remove_endpoint_by_val(struct _u_instance * u_instance, const char * http_method, const char * url_prefix, const char * url_format);
645
650const struct _u_endpoint * ulfius_empty_endpoint(void);
651
659int ulfius_copy_endpoint(struct _u_endpoint * dest, const struct _u_endpoint * source);
660
668struct _u_endpoint * ulfius_duplicate_endpoint_list(const struct _u_endpoint * endpoint_list);
669
675void ulfius_clean_endpoint(struct _u_endpoint * endpoint);
676
682void ulfius_clean_endpoint_list(struct _u_endpoint * endpoint_list);
683
691int ulfius_equals_endpoints(const struct _u_endpoint * endpoint1, const struct _u_endpoint * endpoint2);
692
703#ifndef U_DISABLE_CURL
704/********************************************
705 * Requests/Responses functions declarations
706 ********************************************/
707
715int ulfius_send_http_request(const struct _u_request * request, struct _u_response * response);
716
727int ulfius_send_http_streaming_request(const struct _u_request * request, struct _u_response * response, size_t (* write_body_function)(void * contents, size_t size, size_t nmemb, void * user_data), void * write_body_data);
728
747int ulfius_send_smtp_email(const char * host,
748 const int port,
749 const int use_tls,
750 const int verify_certificate,
751 const char * user,
752 const char * password,
753 const char * from,
754 const char * to,
755 const char * cc,
756 const char * bcc,
757 const char * subject,
758 const char * mail_body);
759
779int ulfius_send_smtp_rich_email(const char * host,
780 const int port,
781 const int use_tls,
782 const int verify_certificate,
783 const char * user,
784 const char * password,
785 const char * from,
786 const char * to,
787 const char * cc,
788 const char * bcc,
789 const char * content_type,
790 const char * subject,
791 const char * mail_body);
792#endif
793
818int ulfius_add_cookie_to_response(struct _u_response * response, const char * key, const char * value, const char * expires, const unsigned int max_age,
819 const char * domain, const char * path, const int secure, const int http_only);
820
839int ulfius_add_same_site_cookie_to_response(struct _u_response * response, const char * key, const char * value, const char * expires, const unsigned int max_age,
840 const char * domain, const char * path, const int secure, const int http_only, const int same_site);
841
860int ulfius_add_header_to_response(struct _u_response * response, const char * key, const char * value);
861
869int ulfius_set_string_body_request(struct _u_request * request, const char * string_body);
870
879int ulfius_set_binary_body_request(struct _u_request * request, const char * binary_body, const size_t length);
880
887int ulfius_set_empty_body_request(struct _u_request * request);
888
897int ulfius_set_string_body_response(struct _u_response * response, const unsigned int status, const char * body);
898
908int ulfius_set_binary_body_response(struct _u_response * response, const unsigned int status, const char * body, const size_t length);
909
917int ulfius_set_empty_body_response(struct _u_response * response, const unsigned int status);
918
941int ulfius_set_stream_response(struct _u_response * response,
942 const unsigned int status,
943 ssize_t (* stream_callback) (void * stream_user_data, uint64_t offset, char * out_buf, size_t max),
944 void (* stream_callback_free) (void * stream_user_data),
945 uint64_t stream_size,
946 size_t stream_block_size,
947 void * stream_user_data);
948
965int ulfius_init_request(struct _u_request * request);
966
975int ulfius_clean_request(struct _u_request * request);
976
983int ulfius_clean_request_full(struct _u_request * request);
984
992int ulfius_copy_request(struct _u_request * dest, const struct _u_request * source);
993
999int ulfius_set_request_properties(struct _u_request * request, ...);
1000
1007struct _u_request * ulfius_duplicate_request(const struct _u_request * request);
1008
1026char * ulfius_export_request_http(const struct _u_request * request);
1027
1033int ulfius_init_response(struct _u_response * response);
1034
1043int ulfius_clean_response(struct _u_response * response);
1044
1050int ulfius_clean_response_full(struct _u_response * response);
1051
1058int ulfius_copy_response(struct _u_response * dest, const struct _u_response * source);
1059
1066int ulfius_clean_cookie(struct _u_cookie * cookie);
1067
1074int ulfius_copy_cookie(struct _u_cookie * dest, const struct _u_cookie * source);
1075
1082struct _u_response * ulfius_duplicate_response(const struct _u_response * response);
1083
1089int ulfius_set_response_properties(struct _u_response * response, ...);
1090
1099int ulfius_set_response_shared_data(struct _u_response * response, void * shared_data, void (* free_shared_data) (void * shared_data));
1100
1123char * ulfius_export_response_http(const struct _u_response * response);
1124
1143char * ulfius_url_decode(const char * str);
1144
1153char * ulfius_url_encode(const char * str);
1154
1165#ifndef U_DISABLE_JANSSON
1176json_t * ulfius_get_json_body_request(const struct _u_request * request, json_error_t * json_error);
1177
1185int ulfius_set_json_body_request(struct _u_request * request, json_t * j_body);
1186
1197json_t * ulfius_get_json_body_response(struct _u_response * response, json_error_t * json_error);
1198
1207int ulfius_set_json_body_response(struct _u_response * response, const unsigned int status, const json_t * j_body);
1208#endif
1209
1220/************************************************************************
1221 * _u_map declarations *
1222 * _u_map is a simple map structure that handles sets of key/value maps *
1223 ************************************************************************/
1224
1231int u_map_init(struct _u_map * u_map);
1232
1238int u_map_clean(struct _u_map * u_map);
1239
1245int u_map_clean_full(struct _u_map * u_map);
1246
1252int u_map_clean_enum(char ** array);
1253
1259const char ** u_map_enum_keys(const struct _u_map * u_map);
1260
1266const char ** u_map_enum_values(const struct _u_map * u_map);
1267
1276int u_map_has_key(const struct _u_map * u_map, const char * key);
1277
1286int u_map_has_value(const struct _u_map * u_map, const char * value);
1287
1297int u_map_has_value_binary(const struct _u_map * u_map, const char * value, size_t length);
1298
1307int u_map_has_key_case(const struct _u_map * u_map, const char * key);
1308
1317int u_map_has_value_case(const struct _u_map * u_map, const char * value);
1318
1327int u_map_put(struct _u_map * u_map, const char * key, const char * value);
1328
1340int u_map_put_binary(struct _u_map * u_map, const char * key, const char * value, uint64_t offset, size_t length);
1341
1349ssize_t u_map_get_length(const struct _u_map * u_map, const char * key);
1350
1358ssize_t u_map_get_case_length(const struct _u_map * u_map, const char * key);
1359
1367const char * u_map_get(const struct _u_map * u_map, const char * key);
1368
1376const char * u_map_get_case(const struct _u_map * u_map, const char * key);
1377
1385int u_map_remove_from_key(struct _u_map * u_map, const char * key);
1386
1394int u_map_remove_from_key_case(struct _u_map * u_map, const char * key);
1395
1403int u_map_remove_from_value(struct _u_map * u_map, const char * value);
1404
1412int u_map_remove_from_value_case(struct _u_map * u_map, const char * value);
1413
1421int u_map_remove_from_value_binary(struct _u_map * u_map, const char * key, size_t length);
1422
1429int u_map_remove_at(struct _u_map * u_map, const int index);
1430
1437struct _u_map * u_map_copy(const struct _u_map * source);
1438
1446int u_map_copy_into(struct _u_map * dest, const struct _u_map * source);
1447
1454int u_map_count(const struct _u_map * source);
1455
1461int u_map_empty(struct _u_map * u_map);
1462
1473#ifndef U_DISABLE_WEBSOCKET
1474
1475/**********************************
1476 * Websocket functions declarations
1477 **********************************/
1478
1479#define U_WEBSOCKET_USER_AGENT "Ulfius Websocket Client Framework"
1480
1481#define U_WEBSOCKET_MAGIC_STRING "258EAFA5-E914-47DA-95CA-C5AB0DC85B11"
1482#define U_WEBSOCKET_UPGRADE_VALUE "websocket"
1483#define U_WEBSOCKET_BAD_REQUEST_BODY "Error in websocket handshake, wrong parameters"
1484#define U_WEBSOCKET_USEC_WAIT 50
1485#define WEBSOCKET_MAX_CLOSE_TRY 10
1486
1487#define U_WEBSOCKET_BIT_FIN 0x80
1488#define U_WEBSOCKET_MASK 0x80
1489#define U_WEBSOCKET_LEN_MASK 0x7F
1490#define U_WEBSOCKET_OPCODE_CONTINUE 0x00
1491#define U_WEBSOCKET_OPCODE_TEXT 0x01
1492#define U_WEBSOCKET_OPCODE_BINARY 0x02
1493#define U_WEBSOCKET_OPCODE_CLOSE 0x08
1494#define U_WEBSOCKET_OPCODE_PING 0x09
1495#define U_WEBSOCKET_OPCODE_PONG 0x0A
1496#define U_WEBSOCKET_OPCODE_CLOSED 0xFD
1497#define U_WEBSOCKET_OPCODE_ERROR 0xFE
1498#define U_WEBSOCKET_OPCODE_NONE 0xFF
1499
1500#define U_WEBSOCKET_NONE 0
1501#define U_WEBSOCKET_SERVER 1
1502#define U_WEBSOCKET_CLIENT 2
1503
1504#define U_WEBSOCKET_STATUS_OPEN 0
1505#define U_WEBSOCKET_STATUS_CLOSE 1
1506#define U_WEBSOCKET_STATUS_ERROR 2
1507
1508#define U_WEBSOCKET_RSV1 0x40
1509#define U_WEBSOCKET_RSV2 0x20
1510#define U_WEBSOCKET_RSV3 0x10
1511
1512#define WEBSOCKET_RESPONSE_HTTP 0x0001
1513#define WEBSOCKET_RESPONSE_UPGRADE 0x0002
1514#define WEBSOCKET_RESPONSE_CONNECTION 0x0004
1515#define WEBSOCKET_RESPONSE_ACCEPT 0x0008
1516#define WEBSOCKET_RESPONSE_PROTCOL 0x0010
1517#define WEBSOCKET_RESPONSE_EXTENSION 0x0020
1518
1519#define WEBSOCKET_DEFLATE_CHUNK_SIZE 32768
1520#define WEBSOCKET_DEFLATE_WINDOWS_BITS 15
1521
1522#define U_WEBSOCKET_KEEP_NONE 0x00
1523#define U_WEBSOCKET_KEEP_INCOMING 0x01
1524#define U_WEBSOCKET_KEEP_OUTCOMING 0x10
1525
1529struct _websocket_deflate_context {
1530 z_stream infstream;
1531 z_stream defstream;
1532 int deflate_mask;
1533 int inflate_mask;
1534 unsigned int server_no_context_takeover;
1535 unsigned int client_no_context_takeover;
1536 unsigned int server_max_window_bits;
1537 unsigned int client_max_window_bits;
1538};
1539
1544struct _websocket_extension {
1545 char * extension_server;
1546 char * extension_client;
1547 uint8_t rsv;
1548 int (* websocket_extension_message_out_perform)(const uint8_t opcode,
1549 const uint64_t data_len_in,
1550 const char * data_in,
1551 uint64_t * data_len_out,
1552 char ** data_out,
1553 const uint64_t fragment_len,
1554 void * user_data,
1555 void * context);
1556 void * websocket_extension_message_out_perform_user_data;
1557 int (* websocket_extension_message_in_perform)(const uint8_t opcode,
1558 const uint64_t data_len_in,
1559 const char * data_in,
1560 uint64_t * data_len_out,
1561 char ** data_out,
1562 const uint64_t fragment_len,
1563 void * user_data,
1564 void * context);
1565 void * websocket_extension_message_in_perform_user_data;
1566 int (* websocket_extension_server_match)(const char * extension_client,
1567 const char ** extension_client_list,
1568 char ** extension_server,
1569 void * user_data,
1570 void ** context);
1571 void * websocket_extension_server_match_user_data;
1572 int (* websocket_extension_client_match)(const char * extension_server,
1573 void * user_data,
1574 void ** context);
1575 void * websocket_extension_client_match_user_data;
1576 void (* websocket_extension_free_context)(void * user_data,
1577 void * context);
1578 void * websocket_extension_free_context_user_data;
1579 int enabled;
1580 void * context;
1581};
1582
1589struct _websocket_manager {
1590 struct _websocket_message_list * message_list_incoming; /* !< list of incoming messages */
1591 struct _websocket_message_list * message_list_outcoming; /* !< list of outcoming messages */
1592 int keep_messages; /* !< keep incoming and/or outcoming messages, flags available are U_WEBSOCKET_KEEP_INCOMING, U_WEBSOCKET_KEEP_OUTCOMING, U_WEBSOCKET_KEEP_NONE, default is U_WEBSOCKET_KEEP_INCOMING|U_WEBSOCKET_KEEP_OUTCOMING */
1593 int connected; /* !< flag to know if the websocket is connected or not */
1594 int ping_sent; /* !< flag to know if the websocket has sent a ping frame or not, before receiving a pong */
1595 int close_flag; /* !< flag to set before closing a websocket */
1596 MHD_socket mhd_sock; /* !< reference to libmicrohttpd's socket for websocket server */
1597 int tcp_sock; /* !< tcp socket for websocket client */
1598 int tls; /* !< set to 1 if the websocket is in a TLS socket */
1599 gnutls_session_t gnutls_session; /* !< GnuTLS session for websocket client */
1600 gnutls_certificate_credentials_t xcred; /* !< certificate credential used by GnuTLS */
1601 char * protocol; /* !< websocket protocol */
1602 char * extensions; /* !< websocket extension */
1603 pthread_mutex_t read_lock; /* !< mutex to read data in the socket */
1604 pthread_mutex_t write_lock; /* !< mutex to write data in the socket */
1605 pthread_mutex_t status_lock; /* !< mutex to broadcast new status */
1606 pthread_cond_t status_cond; /* !< condition to broadcast new status */
1607 struct pollfd fds_in;
1608 struct pollfd fds_out;
1609 int type;
1610 int rsv_expected;
1611 struct _pointer_list * websocket_extension_list;
1612};
1613
1619struct _websocket_message {
1620 time_t datestamp; /* !< date stamp of the message */
1621 uint8_t rsv; /* !< flags RSV1-3 of the message */
1622 uint8_t opcode; /* !< opcode for the message (string or binary) */
1623 uint8_t has_mask; /* !< does the message contain a mask? */
1624 uint8_t mask[4]; /* !< mask used if any */
1625 size_t data_len; /* !< length of the data */
1626 char * data; /* !< message data */
1627 size_t fragment_len; /* !< length of the fragment, 0 if not fragmented */
1628 uint8_t fin; /* !< flag fin (end of fragmented message) */
1629};
1630
1634struct _websocket_message_list {
1635 struct _websocket_message ** list; /* !< messages list */
1636 size_t len; /* !< message list length */
1637};
1638
1643struct _websocket {
1644 struct _u_instance * instance; /* !< reference to the ulfius instance if any */
1645 struct _u_request * request; /* !< refrence to the ulfius request of any */
1646 void (* websocket_manager_callback) (const struct _u_request * request, /* !< reference to a function called after the websocket handshake */
1647 struct _websocket_manager * websocket_manager,
1648 void * websocket_manager_user_data);
1649 void * websocket_manager_user_data; /* !< a user-defined reference that will be available in websocket_manager_callback */
1650 void (* websocket_incoming_message_callback) (const struct _u_request * request, /* !< reference to a function called each time a message arrives */
1651 struct _websocket_manager * websocket_manager,
1652 const struct _websocket_message * message,
1653 void * websocket_incoming_user_data);
1654 void * websocket_incoming_user_data; /* !< a user-defined reference that will be available in websocket_incoming_message_callback */
1655 void (* websocket_onclose_callback) (const struct _u_request * request, /* !< reference to a function called after the websocket connection ends */
1656 struct _websocket_manager * websocket_manager,
1657 void * websocket_onclose_user_data);
1658 void * websocket_onclose_user_data; /* !< a user-defined reference that will be available in websocket_onclose_callback */
1659 struct _websocket_manager * websocket_manager; /* !< refrence to the websocket manager if any */
1660 struct MHD_UpgradeResponseHandle * urh; /* !< reference used by libmicrohttpd to upgrade the connection */
1661};
1662
1666struct _websocket_client_handler {
1667 struct _websocket * websocket; /* !< the websocket to use */
1668 struct _u_response * response; /* !< the response attached to the websocket */
1669};
1670
1671/********************************/
1673/********************************/
1674
1684int ulfius_websocket_send_message(struct _websocket_manager * websocket_manager,
1685 const uint8_t opcode,
1686 const uint64_t data_len,
1687 const char * data);
1688
1700int ulfius_websocket_send_fragmented_message(struct _websocket_manager * websocket_manager,
1701 const uint8_t opcode,
1702 const uint64_t data_len,
1703 const char * data,
1704 const uint64_t fragment_len);
1705
1712#ifndef U_DISABLE_JANSSON
1713int ulfius_websocket_send_json_message(struct _websocket_manager * websocket_manager,
1714 json_t * message);
1715#endif
1716
1726struct _websocket_message * ulfius_websocket_pop_first_message(struct _websocket_message_list * message_list);
1727
1732void ulfius_clear_websocket_message(struct _websocket_message * message);
1733
1734/********************************/
1736/********************************/
1737
1752int ulfius_set_websocket_response(struct _u_response * response,
1753 const char * websocket_protocol,
1754 const char * websocket_extensions,
1755 void (* websocket_manager_callback) (const struct _u_request * request,
1756 struct _websocket_manager * websocket_manager,
1757 void * websocket_manager_user_data),
1758 void * websocket_manager_user_data,
1759 void (* websocket_incoming_message_callback) (const struct _u_request * request,
1760 struct _websocket_manager * websocket_manager,
1761 const struct _websocket_message * message,
1762 void * websocket_incoming_user_data),
1763 void * websocket_incoming_user_data,
1764 void (* websocket_onclose_callback) (const struct _u_request * request,
1765 struct _websocket_manager * websocket_manager,
1766 void * websocket_onclose_user_data),
1767 void * websocket_onclose_user_data);
1768
1786 const char * extension_server,
1787 uint8_t rsv,
1788 int (* websocket_extension_message_out_perform)(const uint8_t opcode,
1789 const uint64_t data_len_in,
1790 const char * data_in,
1791 uint64_t * data_len_out,
1792 char ** data_out,
1793 const uint64_t fragment_len,
1794 void * user_data,
1795 void * context),
1796 void * websocket_extension_message_out_perform_user_data,
1797 int (* websocket_extension_message_in_perform)(const uint8_t opcode,
1798 const uint64_t data_len_in,
1799 const char * data_in,
1800 uint64_t * data_len_out,
1801 char ** data_out,
1802 const uint64_t fragment_len,
1803 void * user_data,
1804 void * context),
1805 void * websocket_extension_message_in_perform_user_data,
1806 int (* websocket_extension_server_match)(const char * extension_client,
1807 const char ** extension_client_list,
1808 char ** extension_server,
1809 void * user_data,
1810 void ** context),
1811 void * websocket_extension_server_match_user_data,
1812 void (* websocket_extension_free_context)(void * user_data,
1813 void * context),
1814 void * websocket_extension_free_context_user_data);
1815
1830int websocket_extension_message_out_deflate(const uint8_t opcode,
1831 const uint64_t data_len_in,
1832 const char * data_in,
1833 uint64_t * data_len_out,
1834 char ** data_out,
1835 const uint64_t fragment_len,
1836 void * user_data,
1837 void * context);
1838
1852int websocket_extension_message_in_inflate(const uint8_t opcode,
1853 const uint64_t data_len_in,
1854 const char * data_in,
1855 uint64_t * data_len_out,
1856 char ** data_out,
1857 const uint64_t fragment_len,
1858 void * user_data,
1859 void * context);
1860
1867void websocket_extension_deflate_free_context(void * user_data, void * context);
1868
1878int websocket_extension_server_match_deflate(const char * extension_client, const char ** extension_client_list, char ** extension_server, void * user_data, void ** context);
1879
1889
1899int ulfius_websocket_send_close_signal(struct _websocket_manager * websocket_manager);
1900
1908int ulfius_websocket_status(struct _websocket_manager * websocket_manager);
1909
1918int ulfius_websocket_wait_close(struct _websocket_manager * websocket_manager, unsigned int timeout);
1919
1920/********************************/
1922/********************************/
1923
1938 void (* websocket_manager_callback) (const struct _u_request * request,
1939 struct _websocket_manager * websocket_manager,
1940 void * websocket_manager_user_data),
1941 void * websocket_manager_user_data,
1942 void (* websocket_incoming_message_callback) (const struct _u_request * request,
1943 struct _websocket_manager * websocket_manager,
1944 const struct _websocket_message * message,
1945 void * websocket_incoming_user_data),
1946 void * websocket_incoming_user_data,
1947 void (* websocket_onclose_callback) (const struct _u_request * request,
1948 struct _websocket_manager * websocket_manager,
1949 void * websocket_onclose_user_data),
1950 void * websocket_onclose_user_data,
1951 struct _websocket_client_handler * websocket_client_handler,
1952 struct _u_response * response);
1953
1969int ulfius_add_websocket_client_extension_message_perform(struct _websocket_client_handler * websocket_client_handler,
1970 const char * extension,
1971 uint8_t rsv,
1972 int (* websocket_extension_message_out_perform)(const uint8_t opcode,
1973 const uint64_t data_len_in,
1974 const char * data_in,
1975 uint64_t * data_len_out,
1976 char ** data_out,
1977 const uint64_t fragment_len,
1978 void * user_data,
1979 void * context),
1980 void * websocket_extension_message_out_perform_user_data,
1981 int (* websocket_extension_message_in_perform)(const uint8_t opcode,
1982 const uint64_t data_len_in,
1983 const char * data_in,
1984 uint64_t * data_len_out,
1985 char ** data_out,
1986 const uint64_t fragment_len,
1987 void * user_data,
1988 void * context),
1989 void * websocket_extension_message_in_perform_user_data,
1990 int (* websocket_extension_client_match)(const char * extension_server,
1991 void * user_data,
1992 void ** context),
1993 void * websocket_extension_client_match_user_data,
1994 void (* websocket_extension_free_context)(void * user_data,
1995 void * context),
1996 void * websocket_extension_free_context_user_data);
1997
2005int websocket_extension_client_match_deflate(const char * extension_server, void * user_data, void ** context);
2006
2014int ulfius_add_websocket_client_deflate_extension(struct _websocket_client_handler * websocket_client_handler);
2015
2021int ulfius_websocket_client_connection_send_close_signal(struct _websocket_client_handler * websocket_client_handler);
2022
2028int ulfius_websocket_client_connection_close(struct _websocket_client_handler * websocket_client_handler);
2029
2036int ulfius_websocket_client_connection_status(struct _websocket_client_handler * websocket_client_handler);
2037
2046int ulfius_websocket_client_connection_wait_close(struct _websocket_client_handler * websocket_client_handler, unsigned int timeout);
2047
2057int ulfius_set_websocket_request(struct _u_request * request,
2058 const char * url,
2059 const char * websocket_protocol,
2060 const char * websocket_extensions);
2061
2062#endif
2063
2065#define ULFIUS_URL_SEPARATOR "/"
2066#define ULFIUS_HTTP_ENCODING_JSON "application/json"
2067#define ULFIUS_HTTP_HEADER_CONTENT "Content-Type"
2068#define ULFIUS_HTTP_NOT_FOUND_BODY "Resource not found"
2069#define ULFIUS_HTTP_ERROR_BODY "Server Error"
2070
2071#define ULFIUS_COOKIE_ATTRIBUTE_EXPIRES "Expires"
2072#define ULFIUS_COOKIE_ATTRIBUTE_MAX_AGE "Max-Age"
2073#define ULFIUS_COOKIE_ATTRIBUTE_DOMAIN "Domain"
2074#define ULFIUS_COOKIE_ATTRIBUTE_PATH "Path"
2075#define ULFIUS_COOKIE_ATTRIBUTE_SECURE "Secure"
2076#define ULFIUS_COOKIE_ATTRIBUTE_HTTPONLY "HttpOnly"
2077
2078#define ULFIUS_POSTBUFFERSIZE 65536
2079
2080#define U_STATUS_STOP 0
2081#define U_STATUS_RUNNING 1
2082#define U_STATUS_ERROR 2
2083
2084#ifndef U_DISABLE_WEBSOCKET
2085
2089struct _websocket_handle {
2090 char * websocket_protocol; /* !< protocol for the websocket */
2091 char * websocket_extensions; /* !< extensions for the websocket */
2092 void (* websocket_manager_callback) (const struct _u_request * request, /* !< callback function for working with the websocket */
2093 struct _websocket_manager * websocket_manager,
2094 void * websocket_manager_user_data);
2095 void * websocket_manager_user_data; /* !< user-defined data that will be handled to websocket_manager_callback */
2096 void (* websocket_incoming_message_callback) (const struct _u_request * request, /* !< callback function that will be called every time a message arrives from the client in the websocket */
2097 struct _websocket_manager * websocket_manager,
2098 const struct _websocket_message * message,
2099 void * websocket_incoming_user_data);
2100 void * websocket_incoming_user_data; /* !< user-defined data that will be handled to websocket_incoming_message_callback */
2101 void (* websocket_onclose_callback) (const struct _u_request * request, /* !< callback function that will be called if the websocket is open while the program calls ulfius_stop_framework */
2102 struct _websocket_manager * websocket_manager,
2103 void * websocket_onclose_user_data);
2104 void * websocket_onclose_user_data; /* !< user-defined data that will be handled to websocket_onclose_callback */
2105 int rsv_expected;
2106 struct _pointer_list * websocket_extension_list;
2107};
2108
2112struct _websocket_handler {
2113 pthread_mutex_t websocket_active_lock; /* !< mutex to change nb_websocket_active value */
2114 size_t nb_websocket_active; /* !< number of active websocket */
2115 struct _websocket ** websocket_active; /* !< array of active websocket */
2116 pthread_mutex_t websocket_close_lock; /* !< mutex to broadcast close signal */
2117 pthread_cond_t websocket_close_cond; /* !< condition to broadcast close signal */
2118 int pthread_init;
2119};
2120
2121#endif // U_DISABLE_WEBSOCKET
2122
2133#ifndef U_DISABLE_GNUTLS
2141char * ulfius_export_client_certificate_pem(const struct _u_request * request);
2142
2150int ulfius_import_client_certificate_pem(struct _u_request * request, const char * str_cert);
2151
2152#endif // U_DISABLE_GNUTLS
2153
2158#ifdef __cplusplus
2159}
2160#endif
2161
2162#endif // __ULFIUS_H__
char * ulfius_export_client_certificate_pem(const struct _u_request *request)
Definition: u_request.c:1044
int ulfius_import_client_certificate_pem(struct _u_request *request, const char *str_cert)
Definition: u_request.c:1068
u_option
Definition: ulfius.h:145
@ U_OPT_POST_BODY_PARAMETER_REMOVE
Remove from map containing the post body variables (if available), expected option value type: const ...
Definition: ulfius.h:170
@ U_OPT_CHECK_PROXY_CERTIFICATE
check proxy certificate and hostname, default true, used by ulfius_send_http_request,...
Definition: ulfius.h:155
@ U_OPT_CLIENT_KEY_PASSWORD
password to unlock client key file, available only if GnuTLS support is enabled, expected option valu...
Definition: ulfius.h:179
@ U_OPT_STATUS
HTTP response status code (200, 404, 500, etc), expected option value type: long.
Definition: ulfius.h:181
@ U_OPT_FOLLOW_REDIRECT
follow url redirections, used by ulfius_send_http_request, expected option value type: int
Definition: ulfius.h:157
@ U_OPT_COOKIE_PARAMETER
Add to the map containing the cookie variables, expected option value type: const char *,...
Definition: ulfius.h:165
@ U_OPT_TIMEOUT
connection timeout used by ulfius_send_http_request, default is 0 or Timeout in seconds to close the ...
Definition: ulfius.h:159
@ U_OPT_AUTH_BASIC_USER
basic authentication username, expected option value type: const char *
Definition: ulfius.h:160
@ U_OPT_CA_PATH
specify a path to CA certificates instead of system path, used by ulfius_send_http_request,...
Definition: ulfius.h:158
@ U_OPT_AUTH_REALM
realm to send to the client response on authenticationb failed, expected option value type: const cha...
Definition: ulfius.h:182
@ U_OPT_HTTP_URL
full url used to call this callback function or full url to call when used in a ulfius_send_http_requ...
Definition: ulfius.h:148
@ U_OPT_HEADER_PARAMETER_REMOVE
Remove from map containing the header variables, expected option value type: const char *.
Definition: ulfius.h:168
@ U_OPT_CLIENT_CERT_FILE
path to client certificate file for sending http requests with certificate authentication,...
Definition: ulfius.h:177
@ U_OPT_CLIENT_KEY_FILE
path to client key file for sending http requests with certificate authentication,...
Definition: ulfius.h:178
@ U_OPT_JSON_BODY
Set a stringified json_t * body to the request or the reponse, expected option value type: json_t *.
Definition: ulfius.h:174
@ U_OPT_HTTP_PROXY
proxy address to use for outgoing connections, used by ulfius_send_http_request, expected option valu...
Definition: ulfius.h:149
@ U_OPT_COOKIE_PARAMETER_REMOVE
Remove from map containing the cookie variables, expected option value type: const char *.
Definition: ulfius.h:169
@ U_OPT_HTTP_VERB
http method (GET, POST, PUT, DELETE, etc.), expected option value type: const char *
Definition: ulfius.h:147
@ U_OPT_NONE
Empty option to complete a ulfius_set_request_properties or ulfius_set_request_properties.
Definition: ulfius.h:146
@ U_OPT_BINARY_BODY
Set a raw body to the request or the reponse, expected option value type: const char *,...
Definition: ulfius.h:171
@ U_OPT_AUTH_BASIC_PASSWORD
basic authentication password, expected option value type: const char *
Definition: ulfius.h:161
@ U_OPT_SHARED_DATA
any data shared between callback functions, must be allocated and freed by the callback functions,...
Definition: ulfius.h:183
@ U_OPT_URL_PARAMETER_REMOVE
Remove from the map containing the url variables, both from the route and the ?key=value variables,...
Definition: ulfius.h:167
@ U_OPT_CHECK_SERVER_CERTIFICATE
check server certificate and hostname, default true, used by ulfius_send_http_request,...
Definition: ulfius.h:153
@ U_OPT_POST_BODY_PARAMETER
Add to the map containing the post body variables (if available), expected option value type: const c...
Definition: ulfius.h:166
@ U_OPT_CHECK_PROXY_CERTIFICATE_FLAG
check certificate peer and or proxy hostname if check_proxy_certificate is enabled,...
Definition: ulfius.h:156
@ U_OPT_STRING_BODY
Set a char * body to the request or the reponse, expected option value type: const char *.
Definition: ulfius.h:172
@ U_OPT_URL_PARAMETER
Add to the map containing the url variables, both from the route and the ?key=value variables,...
Definition: ulfius.h:163
@ U_OPT_HEADER_PARAMETER
Add to the map containing the header variables, expected option value type: const char *,...
Definition: ulfius.h:164
@ U_OPT_AUTH_BASIC
basic authentication user, then password, expected option value type: const char *,...
Definition: ulfius.h:162
@ U_OPT_HTTP_URL_APPEND
append char * value to the current url, expected option value type: const char *
Definition: ulfius.h:184
@ U_OPT_CHECK_SERVER_CERTIFICATE_FLAG
check certificate peer and or server hostname if check_server_certificate is enabled,...
Definition: ulfius.h:154
void ulfius_clean_endpoint_list(struct _u_endpoint *endpoint_list)
Definition: ulfius.c:1407
int ulfius_add_endpoint_list(struct _u_instance *u_instance, const struct _u_endpoint **u_endpoint_list)
Definition: ulfius.c:1458
int ulfius_add_endpoint(struct _u_instance *u_instance, const struct _u_endpoint *u_endpoint)
Definition: ulfius.c:1418
int ulfius_remove_endpoint(struct _u_instance *u_instance, const struct _u_endpoint *u_endpoint)
Definition: ulfius.c:1475
int ulfius_copy_endpoint(struct _u_endpoint *dest, const struct _u_endpoint *source)
Definition: ulfius.c:1349
const struct _u_endpoint * ulfius_empty_endpoint(void)
Definition: ulfius.c:1529
int ulfius_remove_endpoint_by_val(struct _u_instance *u_instance, const char *http_method, const char *url_prefix, const char *url_format)
Definition: ulfius.c:1581
int ulfius_add_endpoint_by_val(struct _u_instance *u_instance, const char *http_method, const char *url_prefix, const char *url_format, unsigned int priority, int(*callback_function)(const struct _u_request *request, struct _u_response *response, void *user_data), void *user_data)
Definition: ulfius.c:1558
struct _u_endpoint * ulfius_duplicate_endpoint_list(const struct _u_endpoint *endpoint_list)
Definition: ulfius.c:1371
int ulfius_equals_endpoints(const struct _u_endpoint *endpoint1, const struct _u_endpoint *endpoint2)
Definition: ulfius.c:1540
int ulfius_set_default_endpoint(struct _u_instance *u_instance, int(*callback_function)(const struct _u_request *request, struct _u_response *response, void *user_data), void *user_data)
Definition: ulfius.c:1594
void ulfius_clean_endpoint(struct _u_endpoint *endpoint)
Definition: ulfius.c:1392
int ulfius_send_smtp_email(const char *host, const int port, const int use_tls, const int verify_certificate, const char *user, const char *password, const char *from, const char *to, const char *cc, const char *bcc, const char *subject, const char *mail_body)
Definition: u_send_request.c:913
int ulfius_send_http_streaming_request(const struct _u_request *request, struct _u_response *response, size_t(*write_body_function)(void *contents, size_t size, size_t nmemb, void *user_data), void *write_body_data)
Definition: u_send_request.c:194
int ulfius_send_smtp_rich_email(const char *host, const int port, const int use_tls, const int verify_certificate, const char *user, const char *password, const char *from, const char *to, const char *cc, const char *bcc, const char *content_type, const char *subject, const char *mail_body)
Definition: u_send_request.c:709
int ulfius_send_http_request(const struct _u_request *request, struct _u_response *response)
Definition: u_send_request.c:162
void mhd_request_completed(void *cls, struct MHD_Connection *connection, void **con_cls, enum MHD_RequestTerminationCode toe)
Definition: ulfius.c:308
int ulfius_init_instance(struct _u_instance *u_instance, unsigned int port, struct sockaddr_in *bind_address, const char *default_auth_realm)
Definition: ulfius.c:1744
void ulfius_clean_instance(struct _u_instance *u_instance)
Definition: ulfius.c:1637
int ulfius_stop_framework(struct _u_instance *u_instance)
Definition: ulfius.c:1314
int ulfius_start_secure_ca_trust_framework(struct _u_instance *u_instance, const char *key_pem, const char *cert_pem, const char *root_ca_pem)
Definition: ulfius.c:1227
int ulfius_start_framework(struct _u_instance *u_instance)
Definition: ulfius.c:1161
void * ulfius_uri_logger(void *cls, const char *uri)
Definition: ulfius.c:208
int ulfius_start_framework_with_mhd_options(struct _u_instance *u_instance, unsigned int mhd_flags, struct MHD_OptionItem *options)
Definition: ulfius.c:1287
int ulfius_start_secure_framework(struct _u_instance *u_instance, const char *key_pem, const char *cert_pem)
Definition: ulfius.c:1178
int ulfius_set_upload_file_callback_function(struct _u_instance *u_instance, int(*file_upload_callback)(const struct _u_request *request, const char *key, const char *filename, const char *content_type, const char *transfer_encoding, const char *data, uint64_t off, size_t size, void *cls), void *cls)
Definition: ulfius.c:1617
void ulfius_global_close(void)
Definition: ulfius.c:1942
int ulfius_global_init(void)
Definition: ulfius.c:1918
void u_free(void *data)
Definition: ulfius.c:1758
int ulfius_add_header_to_response(struct _u_response *response, const char *key, const char *value)
Definition: u_response.c:708
int ulfius_set_empty_body_request(struct _u_request *request)
Definition: u_request.c:787
int ulfius_set_string_body_response(struct _u_response *response, const unsigned int status, const char *body)
Definition: u_response.c:507
int ulfius_set_string_body_request(struct _u_request *request, const char *string_body)
Definition: u_request.c:740
int ulfius_set_binary_body_response(struct _u_response *response, const unsigned int status, const char *body, const size_t length)
Definition: u_response.c:525
int ulfius_set_binary_body_request(struct _u_request *request, const char *binary_body, const size_t length)
Definition: u_request.c:762
int ulfius_set_empty_body_response(struct _u_response *response, const unsigned int status)
Definition: u_response.c:546
int ulfius_set_stream_response(struct _u_response *response, const unsigned int status, ssize_t(*stream_callback)(void *stream_user_data, uint64_t offset, char *out_buf, size_t max), void(*stream_callback_free)(void *stream_user_data), uint64_t stream_size, size_t stream_block_size, void *stream_user_data)
Definition: u_response.c:560
int u_map_init(struct _u_map *u_map)
Definition: u_map.c:32
int u_map_remove_from_value_binary(struct _u_map *u_map, const char *key, size_t length)
Definition: u_map.c:288
int u_map_remove_from_key(struct _u_map *u_map, const char *key)
Definition: u_map.c:238
int u_map_clean(struct _u_map *u_map)
Definition: u_map.c:65
int u_map_remove_at(struct _u_map *u_map, const int index)
Definition: u_map.c:334
const char * u_map_get(const struct _u_map *u_map, const char *key)
Definition: u_map.c:369
int u_map_remove_from_value_case(struct _u_map *u_map, const char *value)
Definition: u_map.c:311
ssize_t u_map_get_case_length(const struct _u_map *u_map, const char *key)
Definition: u_map.c:439
int u_map_remove_from_key_case(struct _u_map *u_map, const char *key)
Definition: u_map.c:261
const char * u_map_get_case(const struct _u_map *u_map, const char *key)
Definition: u_map.c:411
const char ** u_map_enum_values(const struct _u_map *u_map)
Definition: u_map.c:108
const char ** u_map_enum_keys(const struct _u_map *u_map)
Definition: u_map.c:104
int u_map_has_value(const struct _u_map *u_map, const char *value)
Definition: u_map.c:124
int u_map_has_value_case(const struct _u_map *u_map, const char *value)
Definition: u_map.c:399
int u_map_clean_enum(char **array)
Definition: u_map.c:90
int u_map_clean_full(struct _u_map *u_map)
Definition: u_map.c:81
int u_map_has_key_case(const struct _u_map *u_map, const char *key)
Definition: u_map.c:387
ssize_t u_map_get_length(const struct _u_map *u_map, const char *key)
Definition: u_map.c:425
int u_map_empty(struct _u_map *u_map)
Definition: u_map.c:508
int u_map_copy_into(struct _u_map *dest, const struct _u_map *source)
Definition: u_map.c:481
int u_map_put(struct _u_map *u_map, const char *key, const char *value)
Definition: u_map.c:140
int u_map_has_value_binary(const struct _u_map *u_map, const char *value, size_t length)
Definition: u_map.c:128
int u_map_has_key(const struct _u_map *u_map, const char *key)
Definition: u_map.c:112
int u_map_remove_from_value(struct _u_map *u_map, const char *value)
Definition: u_map.c:284
int u_map_put_binary(struct _u_map *u_map, const char *key, const char *value, uint64_t offset, size_t length)
Definition: u_map.c:148
int u_map_count(const struct _u_map *source)
Definition: u_map.c:499
struct _u_map * u_map_copy(const struct _u_map *source)
Definition: u_map.c:453
char * ulfius_url_decode(const char *str)
Definition: ulfius.c:1889
char * ulfius_url_encode(const char *str)
Definition: ulfius.c:1855
Contains all informations needed for an endpoint.
Definition: ulfius.h:299
int(* callback_function)(const struct _u_request *request, struct _u_response *response, void *user_data)
Definition: ulfius.h:304
void * user_data
Definition: ulfius.h:307
unsigned int priority
Definition: ulfius.h:303
char * http_method
Definition: ulfius.h:300
char * url_format
Definition: ulfius.h:302
char * url_prefix
Definition: ulfius.h:301
Contains the needed data for an ulfius instance to work.
Definition: ulfius.h:316
int status
Definition: ulfius.h:318
size_t max_post_param_size
Definition: ulfius.h:331
struct MHD_Daemon * mhd_daemon
Definition: ulfius.h:317
int allowed_post_processor
Definition: ulfius.h:349
unsigned int port
Definition: ulfius.h:319
unsigned int timeout
Definition: ulfius.h:325
size_t max_post_body_size
Definition: ulfius.h:332
struct sockaddr_in * bind_address
Definition: ulfius.h:323
void * file_upload_cls
Definition: ulfius.h:343
struct _u_map * default_headers
Definition: ulfius.h:330
int check_utf8
Definition: ulfius.h:345
struct sockaddr_in6 * bind_address6
Definition: ulfius.h:324
struct _u_endpoint * endpoint_list
Definition: ulfius.h:328
int nb_endpoints
Definition: ulfius.h:326
struct _u_endpoint * default_endpoint
Definition: ulfius.h:329
void * websocket_handler
Definition: ulfius.h:333
int(* file_upload_callback)(const struct _u_request *request, const char *key, const char *filename, const char *content_type, const char *transfer_encoding, const char *data, uint64_t off, size_t size, void *cls)
Definition: ulfius.h:334
char * default_auth_realm
Definition: ulfius.h:327
int mhd_response_copy_data
Definition: ulfius.h:344
int use_client_cert_auth
Definition: ulfius.h:347
Definition: ulfius.h:204
int nb_values
Definition: ulfius.h:205
size_t * lengths
Definition: ulfius.h:208
char ** keys
Definition: ulfius.h:206
char ** values
Definition: ulfius.h:207
definition of the parameters available in a struct _u_request
Definition: ulfius.h:233
unsigned long timeout
Definition: ulfius.h:248
int check_server_certificate_flag
Definition: ulfius.h:243
int follow_redirect
Definition: ulfius.h:246
char * auth_basic_password
Definition: ulfius.h:251
char * http_protocol
Definition: ulfius.h:234
int check_proxy_certificate_flag
Definition: ulfius.h:245
char * client_key_password
Definition: ulfius.h:263
void * binary_body
Definition: ulfius.h:256
gnutls_x509_crt_t client_cert
Definition: ulfius.h:260
struct _u_map * map_cookie
Definition: ulfius.h:254
size_t binary_body_length
Definition: ulfius.h:257
struct _u_map * map_header
Definition: ulfius.h:253
int check_server_certificate
Definition: ulfius.h:242
struct sockaddr * client_address
Definition: ulfius.h:249
char * ca_path
Definition: ulfius.h:247
struct _u_map * map_post_body
Definition: ulfius.h:255
int check_proxy_certificate
Definition: ulfius.h:244
char * client_key_file
Definition: ulfius.h:262
char * url_path
Definition: ulfius.h:237
char * auth_basic_user
Definition: ulfius.h:250
char * http_verb
Definition: ulfius.h:235
unsigned int callback_position
Definition: ulfius.h:258
char * proxy
Definition: ulfius.h:238
char * http_url
Definition: ulfius.h:236
struct _u_map * map_url
Definition: ulfius.h:252
char * client_cert_file
Definition: ulfius.h:261
definition of the parameters available in a struct _u_response
Definition: ulfius.h:273
char * protocol
Definition: ulfius.h:275
size_t stream_block_size
Definition: ulfius.h:285
void * stream_user_data
Definition: ulfius.h:286
ssize_t(* stream_callback)(void *stream_user_data, uint64_t offset, char *out_buf, size_t max)
Definition: ulfius.h:282
void * websocket_handle
Definition: ulfius.h:287
uint64_t stream_size
Definition: ulfius.h:284
size_t binary_body_length
Definition: ulfius.h:281
struct _u_map * map_header
Definition: ulfius.h:276
long status
Definition: ulfius.h:274
unsigned int nb_cookies
Definition: ulfius.h:277
unsigned int timeout
Definition: ulfius.h:290
struct _u_cookie * map_cookie
Definition: ulfius.h:278
char * auth_realm
Definition: ulfius.h:279
void(* stream_callback_free)(void *stream_user_data)
Definition: ulfius.h:283
void(* free_shared_data)(void *shared_data)
Definition: ulfius.h:289
void * binary_body
Definition: ulfius.h:280
void * shared_data
Definition: ulfius.h:288
Definition: ulfius.h:359
struct _u_request * request
Definition: ulfius.h:364
struct _u_map map_url_initial
Definition: ulfius.h:366
struct _u_instance * u_instance
Definition: ulfius.h:360
size_t max_post_param_size
Definition: ulfius.h:365
struct MHD_PostProcessor * post_processor
Definition: ulfius.h:361
int callback_first_iteration
Definition: ulfius.h:363
int has_post_processor
Definition: ulfius.h:362
int websocket_extension_message_in_inflate(const uint8_t opcode, const uint64_t data_len_in, const char *data_in, uint64_t *data_len_out, char **data_out, const uint64_t fragment_len, void *user_data, void *context)
Definition: u_websocket.c:1975
int ulfius_add_websocket_extension_message_perform(struct _u_response *response, const char *extension_server, uint8_t rsv, int(*websocket_extension_message_out_perform)(const uint8_t opcode, const uint64_t data_len_in, const char *data_in, uint64_t *data_len_out, char **data_out, const uint64_t fragment_len, void *user_data, void *context), void *websocket_extension_message_out_perform_user_data, int(*websocket_extension_message_in_perform)(const uint8_t opcode, const uint64_t data_len_in, const char *data_in, uint64_t *data_len_out, char **data_out, const uint64_t fragment_len, void *user_data, void *context), void *websocket_extension_message_in_perform_user_data, int(*websocket_extension_server_match)(const char *extension_client, const char **extension_client_list, char **extension_server, void *user_data, void **context), void *websocket_extension_server_match_user_data, void(*websocket_extension_free_context)(void *user_data, void *context), void *websocket_extension_free_context_user_data)
Definition: u_websocket.c:1816
int ulfius_websocket_client_connection_send_close_signal(struct _websocket_client_handler *websocket_client_handler)
Definition: u_websocket.c:2681
int ulfius_websocket_send_close_signal(struct _websocket_manager *websocket_manager)
Definition: u_websocket.c:2213
int ulfius_websocket_send_json_message(struct _websocket_manager *websocket_manager, json_t *message)
Definition: u_websocket.c:1562
int websocket_extension_server_match_deflate(const char *extension_client, const char **extension_client_list, char **extension_server, void *user_data, void **context)
Definition: u_websocket.c:2053
int ulfius_add_websocket_client_deflate_extension(struct _websocket_client_handler *websocket_client_handler)
Definition: u_websocket.c:2672
int ulfius_websocket_client_connection_wait_close(struct _websocket_client_handler *websocket_client_handler, unsigned int timeout)
Definition: u_websocket.c:2735
int ulfius_add_websocket_client_extension_message_perform(struct _websocket_client_handler *websocket_client_handler, const char *extension, uint8_t rsv, int(*websocket_extension_message_out_perform)(const uint8_t opcode, const uint64_t data_len_in, const char *data_in, uint64_t *data_len_out, char **data_out, const uint64_t fragment_len, void *user_data, void *context), void *websocket_extension_message_out_perform_user_data, int(*websocket_extension_message_in_perform)(const uint8_t opcode, const uint64_t data_len_in, const char *data_in, uint64_t *data_len_out, char **data_out, const uint64_t fragment_len, void *user_data, void *context), void *websocket_extension_message_in_perform_user_data, int(*websocket_extension_client_match)(const char *extension_server, void *user_data, void **context), void *websocket_extension_client_match_user_data, void(*websocket_extension_free_context)(void *user_data, void *context), void *websocket_extension_free_context_user_data)
Definition: u_websocket.c:2358
int ulfius_websocket_client_connection_status(struct _websocket_client_handler *websocket_client_handler)
Definition: u_websocket.c:2721
int ulfius_websocket_wait_close(struct _websocket_manager *websocket_manager, unsigned int timeout)
Definition: u_websocket.c:2242
int ulfius_websocket_status(struct _websocket_manager *websocket_manager)
Definition: u_websocket.c:2228
struct _websocket_message * ulfius_websocket_pop_first_message(struct _websocket_message_list *message_list)
Definition: u_websocket.c:1576
int ulfius_open_websocket_client_connection(struct _u_request *request, void(*websocket_manager_callback)(const struct _u_request *request, struct _websocket_manager *websocket_manager, void *websocket_manager_user_data), void *websocket_manager_user_data, void(*websocket_incoming_message_callback)(const struct _u_request *request, struct _websocket_manager *websocket_manager, const struct _websocket_message *message, void *websocket_incoming_user_data), void *websocket_incoming_user_data, void(*websocket_onclose_callback)(const struct _u_request *request, struct _websocket_manager *websocket_manager, void *websocket_onclose_user_data), void *websocket_onclose_user_data, struct _websocket_client_handler *websocket_client_handler, struct _u_response *response)
Definition: u_websocket.c:2444
int websocket_extension_message_out_deflate(const uint8_t opcode, const uint64_t data_len_in, const char *data_in, uint64_t *data_len_out, char **data_out, const uint64_t fragment_len, void *user_data, void *context)
Definition: u_websocket.c:1885
int ulfius_set_websocket_response(struct _u_response *response, const char *websocket_protocol, const char *websocket_extensions, void(*websocket_manager_callback)(const struct _u_request *request, struct _websocket_manager *websocket_manager, void *websocket_manager_user_data), void *websocket_manager_user_data, void(*websocket_incoming_message_callback)(const struct _u_request *request, struct _websocket_manager *websocket_manager, const struct _websocket_message *message, void *websocket_incoming_user_data), void *websocket_incoming_user_data, void(*websocket_onclose_callback)(const struct _u_request *request, struct _websocket_manager *websocket_manager, void *websocket_onclose_user_data), void *websocket_onclose_user_data)
Definition: u_websocket.c:1769
int ulfius_add_websocket_deflate_extension(struct _u_response *response)
Definition: u_websocket.c:2201
void websocket_extension_deflate_free_context(void *user_data, void *context)
Definition: u_websocket.c:2194
int ulfius_websocket_client_connection_close(struct _websocket_client_handler *websocket_client_handler)
Definition: u_websocket.c:2694
int ulfius_set_websocket_request(struct _u_request *request, const char *url, const char *websocket_protocol, const char *websocket_extensions)
Definition: u_websocket.c:2320
int ulfius_websocket_send_message(struct _websocket_manager *websocket_manager, const uint8_t opcode, const uint64_t data_len, const char *data)
Definition: u_websocket.c:1550
int ulfius_websocket_send_fragmented_message(struct _websocket_manager *websocket_manager, const uint8_t opcode, const uint64_t data_len, const char *data, const uint64_t fragment_len)
Definition: u_websocket.c:1456
int websocket_extension_client_match_deflate(const char *extension_server, void *user_data, void **context)
Definition: u_websocket.c:2561
void ulfius_clear_websocket_message(struct _websocket_message *message)
Definition: u_websocket.c:1598