1/*
2 * libwebsockets - small server side websockets and web server implementation
3 *
4 * Copyright (C) 2010 - 2019 Andy Green <andy@warmcat.com>
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to
8 * deal in the Software without restriction, including without limitation the
9 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
10 * sell copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
19 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
21 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
22 * IN THE SOFTWARE.
23 */
24
25/** @file */
26
27#ifndef LIBWEBSOCKET_H_3060898B846849FF9F88F5DB59B5950C
28#define LIBWEBSOCKET_H_3060898B846849FF9F88F5DB59B5950C
29
30#ifdef __cplusplus
31#include <cstddef>
32#include <cstdarg>
33
34extern "C" {
35#else
36#include <stdarg.h>
37#endif
38
39#include "lws_config.h"
40
41#if defined(LWS_HAVE_SYS_TYPES_H) && !defined(LWS_PLAT_BAREMETAL)
42#include <sys/types.h>
43#endif
44#if defined(LWS_HAVE_NET_ETHERNET_H)
45#include <net/ethernet.h>
46#endif
47/* NetBSD */
48#if defined(LWS_HAVE_NET_IF_ETHER_H)
49#include <net/if_ether.h>
50#endif
51#if defined(_WIN32) && !defined(ETHER_ADDR_LEN)
52#define ETHER_ADDR_LEN 6
53#endif
54#if defined (__sun)
55 #include <sys/ethernet.h>
56 #if !defined(ETHER_ADDR_LEN) && defined(ETHERADDRL)
57 #define ETHER_ADDR_LEN ETHERADDRL
58 #endif
59#endif
60#define LWS_ETHER_ADDR_LEN ETHER_ADDR_LEN
61
62#include <stddef.h>
63#include <string.h>
64#include <stdlib.h>
65
66
67/* place for one-shot opaque forward references */
68
69typedef struct lws_context * lws_ctx_t;
70struct lws_dsh;
71
72/*
73 * CARE: everything using cmake defines needs to be below here
74 */
75
76#define LWS_US_PER_SEC ((lws_usec_t)1000000)
77#define LWS_MS_PER_SEC ((lws_usec_t)1000)
78#define LWS_US_PER_MS ((lws_usec_t)1000)
79#define LWS_NS_PER_US ((lws_usec_t)1000)
80
81#define LWS_KI (1024)
82#define LWS_MI (LWS_KI * 1024)
83#define LWS_GI (LWS_MI * 1024)
84#define LWS_TI ((uint64_t)LWS_GI * 1024)
85#define LWS_PI ((uint64_t)LWS_TI * 1024)
86
87#define LWS_US_TO_MS(x) ((x + (LWS_US_PER_MS / 2)) / LWS_US_PER_MS)
88
89#define LWS_FOURCC(a, b, c, d) ((a << 24) | (b << 16) | (c << 8) | d)
90
91#if defined(LWS_HAS_INTPTR_T)
92#include <stdint.h>
93#define lws_intptr_t intptr_t
94#else
95typedef unsigned long long lws_intptr_t;
96#endif
97
98#if defined(WIN32) || defined(_WIN32)
99#ifndef WIN32_LEAN_AND_MEAN
100#define WIN32_LEAN_AND_MEAN
101#endif
102
103#include <winsock2.h>
104#include <ws2tcpip.h>
105#include <stddef.h>
106#include <basetsd.h>
107#include <io.h>
108#ifndef _WIN32_WCE
109#include <fcntl.h>
110#else
111#define _O_RDONLY 0x0000
112#define O_RDONLY _O_RDONLY
113#endif
114
115typedef unsigned int uid_t;
116typedef unsigned int gid_t;
117typedef unsigned short sa_family_t;
118#if !defined(LWS_HAVE_SUSECONDS_T)
119typedef unsigned int useconds_t;
120typedef int suseconds_t;
121#endif
122
123#define LWS_INLINE __inline
124#define LWS_VISIBLE
125#define LWS_WARN_UNUSED_RESULT
126#define LWS_WARN_DEPRECATED
127#define LWS_FORMAT(string_index)
128
129#if !defined(LWS_EXTERN) && defined(LWS_BUILDING_SHARED)
130#ifdef LWS_DLL
131#ifdef LWS_INTERNAL
132#define LWS_EXTERN extern __declspec(dllexport)
133#else
134#define LWS_EXTERN extern __declspec(dllimport)
135#endif
136#endif
137#endif
138
139#if !defined(LWS_INTERNAL) && !defined(LWS_EXTERN)
140#define LWS_EXTERN
141#define LWS_VISIBLE
142#endif
143
144#if !defined(LWS_EXTERN)
145#define LWS_EXTERN
146#endif
147
148#define LWS_INVALID_FILE INVALID_HANDLE_VALUE
149#define LWS_SOCK_INVALID (INVALID_SOCKET)
150#define LWS_O_RDONLY _O_RDONLY
151#define LWS_O_WRONLY _O_WRONLY
152#define LWS_O_CREAT _O_CREAT
153#define LWS_O_TRUNC _O_TRUNC
154
155#if (__STDC_VERSION__ < 199901L) && !defined(__func__)
156#define __func__ __FUNCTION__
157#endif
158
159#else /* NOT WIN32 */
160#include <unistd.h>
161
162#if defined(LWS_HAVE_SYS_CAPABILITY_H) && defined(LWS_HAVE_LIBCAP)
163#include <sys/capability.h>
164#endif
165
166#if defined(__NetBSD__) || defined(__FreeBSD__) || defined(__QNX__) || defined(__OpenBSD__) || defined(__NuttX__)
167#include <sys/socket.h>
168#include <netinet/in.h>
169#endif
170
171#define LWS_INLINE inline
172#define LWS_O_RDONLY O_RDONLY
173#define LWS_O_WRONLY O_WRONLY
174#define LWS_O_CREAT O_CREAT
175#define LWS_O_TRUNC O_TRUNC
176
177#if !defined(LWS_PLAT_OPTEE) && !defined(OPTEE_TA) && !defined(LWS_PLAT_FREERTOS) && !defined(LWS_PLAT_BAREMETAL)
178#include <poll.h>
179#include <netdb.h>
180#define LWS_INVALID_FILE -1
181#define LWS_SOCK_INVALID (-1)
182#else
183#define getdtablesize() (30)
184#if defined(LWS_PLAT_FREERTOS)
185#define LWS_INVALID_FILE NULL
186#define LWS_SOCK_INVALID (-1)
187#else
188#define LWS_INVALID_FILE NULL
189#define LWS_SOCK_INVALID (-1)
190#endif
191#endif
192
193#if defined(__FreeBSD__)
194#include <sys/signal.h>
195#endif
196#if defined(__GNUC__)
197
198/* warn_unused_result attribute only supported by GCC 3.4 or later */
199#if __GNUC__ >= 4 || (__GNUC__ == 3 && __GNUC_MINOR__ >= 4)
200#define LWS_WARN_UNUSED_RESULT __attribute__((warn_unused_result))
201#else
202#define LWS_WARN_UNUSED_RESULT
203#endif
204
205#if defined(LWS_BUILDING_SHARED)
206/* this is only set when we're building lws itself shared */
207#define LWS_VISIBLE __attribute__((visibility("default")))
208#define LWS_EXTERN extern
209
210#else /* not shared */
211#if defined(WIN32) || defined(_WIN32) || defined(__MINGW32__)
212#define LWS_VISIBLE
213#define LWS_EXTERN extern
214#else
215/*
216 * If we explicitly say hidden here, symbols exist as T but
217 * cannot be imported at link-time.
218 */
219#define LWS_VISIBLE
220#define LWS_EXTERN
221#endif
222
223#endif /* not shared */
224
225#define LWS_WARN_DEPRECATED __attribute__ ((deprecated))
226#undef printf
227#define LWS_FORMAT(string_index) __attribute__ ((format(printf, string_index, string_index+1)))
228#else /* not GNUC */
229
230#define LWS_VISIBLE
231#define LWS_WARN_UNUSED_RESULT
232#define LWS_WARN_DEPRECATED
233#define LWS_FORMAT(string_index)
234#if !defined(LWS_EXTERN)
235#define LWS_EXTERN extern
236#endif
237#endif
238
239
240#if defined(__ANDROID__)
241#include <netinet/in.h>
242#include <unistd.h>
243#endif
244#endif
245
246#ifdef _WIN32
247#define random rand
248#else
249#if !defined(LWS_PLAT_OPTEE)
250#include <sys/time.h>
251#include <unistd.h>
252#endif
253#endif
254
255#if defined(LWS_WITH_LIBUV_INTERNAL)
256#include <uv.h>
257
258#ifdef LWS_HAVE_UV_VERSION_H
259#include <uv-version.h>
260#endif
261
262#ifdef LWS_HAVE_NEW_UV_VERSION_H
263#include <uv/version.h>
264#endif
265#endif
266
267#if defined(LWS_WITH_TLS)
268
269#ifdef USE_WOLFSSL
270#ifdef USE_OLD_CYASSL
271#ifdef _WIN32
272/*
273 * Include user-controlled settings for windows from
274 * <wolfssl-root>/IDE/WIN/user_settings.h
275 */
276#include <IDE/WIN/user_settings.h>
277#include <cyassl/ctaocrypt/settings.h>
278#else
279#include <cyassl/options.h>
280#endif
281#include <cyassl/openssl/ssl.h>
282#include <cyassl/error-ssl.h>
283
284#else
285#ifdef _WIN32
286/*
287 * Include user-controlled settings for windows from
288 * <wolfssl-root>/IDE/WIN/user_settings.h
289 */
290#include <IDE/WIN/user_settings.h>
291#include <wolfssl/wolfcrypt/settings.h>
292#else
293#include <wolfssl/options.h>
294#endif
295#include <wolfssl/openssl/ssl.h>
296#include <wolfssl/error-ssl.h>
297#endif /* not USE_OLD_CYASSL */
298#else
299#if defined(LWS_WITH_MBEDTLS)
300#if defined(LWS_PLAT_FREERTOS)
301/* this filepath is passed to us but without quotes or <> */
302#if !defined(LWS_AMAZON_RTOS)
303/* AMAZON RTOS has its own setting via MTK_MBEDTLS_CONFIG_FILE */
304#undef MBEDTLS_CONFIG_FILE
305#define MBEDTLS_CONFIG_FILE <mbedtls/esp_config.h>
306#endif
307#endif
308
309#if defined(LWS_WITH_TLS)
310#include <mbedtls/ssl.h>
311#include <mbedtls/entropy.h>
312#include <mbedtls/ctr_drbg.h>
313#include <mbedtls/version.h>
314
315#if !defined(MBEDTLS_PRIVATE)
316#define MBEDTLS_PRIVATE(_q) _q
317#endif
318
319#if (MBEDTLS_VERSION_MAJOR == 3) && (MBEDTLS_VERSION_MINOR == 0)
320#define MBEDTLS_PRIVATE_V30_ONLY(_q) MBEDTLS_PRIVATE(_q)
321#else
322#define MBEDTLS_PRIVATE_V30_ONLY(_q) _q
323#endif
324
325#endif
326#else
327#include <openssl/ssl.h>
328#if !defined(LWS_WITH_MBEDTLS)
329#include <openssl/err.h>
330#endif
331#endif
332#endif /* not USE_WOLFSSL */
333#endif
334
335/*
336 * Helpers for pthread mutex in user code... if lws is built for
337 * multiple service threads, these resolve to pthread mutex
338 * operations. In the case LWS_MAX_SMP is 1 (the default), they
339 * are all NOPs and no pthread type or api is referenced.
340 */
341
342#if LWS_MAX_SMP > 1
343
344#include <pthread.h>
345
346#define lws_pthread_mutex(name) pthread_mutex_t name;
347
348static LWS_INLINE void
349lws_pthread_mutex_init(pthread_mutex_t *lock)
350{
351 pthread_mutex_init(lock, NULL);
352}
353
354static LWS_INLINE void
355lws_pthread_mutex_destroy(pthread_mutex_t *lock)
356{
357 pthread_mutex_destroy(lock);
358}
359
360static LWS_INLINE void
361lws_pthread_mutex_lock(pthread_mutex_t *lock)
362{
363 pthread_mutex_lock(lock);
364}
365
366static LWS_INLINE void
367lws_pthread_mutex_unlock(pthread_mutex_t *lock)
368{
369 pthread_mutex_unlock(lock);
370}
371
372#else
373#define lws_pthread_mutex(name)
374#define lws_pthread_mutex_init(_a)
375#define lws_pthread_mutex_destroy(_a)
376#define lws_pthread_mutex_lock(_a)
377#define lws_pthread_mutex_unlock(_a)
378#endif
379
380
381#define CONTEXT_PORT_NO_LISTEN -1
382#define CONTEXT_PORT_NO_LISTEN_SERVER -2
383
384#include <libwebsockets/lws-logs.h>
385
386
387#include <stddef.h>
388
389#ifndef lws_container_of
390#define lws_container_of(P,T,M) ((T *)((char *)(P) - offsetof(T, M)))
391#endif
392#define LWS_ALIGN_TO(x, bou) x += ((bou) - ((x) % (bou))) % (bou)
393
394struct lws;
395
396/* api change list for user code to test against */
397
398#define LWS_FEATURE_SERVE_HTTP_FILE_HAS_OTHER_HEADERS_ARG
399
400/* the struct lws_protocols has the id field present */
401#define LWS_FEATURE_PROTOCOLS_HAS_ID_FIELD
402
403/* you can call lws_get_peer_write_allowance */
404#define LWS_FEATURE_PROTOCOLS_HAS_PEER_WRITE_ALLOWANCE
405
406/* extra parameter introduced in 917f43ab821 */
407#define LWS_FEATURE_SERVE_HTTP_FILE_HAS_OTHER_HEADERS_LEN
408
409/* File operations stuff exists */
410#define LWS_FEATURE_FOPS
411
412/* Mounts have extra no_cache member */
413#define LWS_FEATURE_MOUNT_NO_CACHE
414
415
416#if defined(_WIN32)
417#if !defined(LWS_WIN32_HANDLE_TYPES)
418typedef SOCKET lws_sockfd_type;
419#if defined(__MINGW32__)
420typedef int lws_filefd_type;
421#else
422typedef HANDLE lws_filefd_type;
423#endif
424#endif
425
426
427#define lws_pollfd pollfd
428#define LWS_POLLHUP (POLLHUP)
429#define LWS_POLLIN (POLLRDNORM | POLLRDBAND)
430#define LWS_POLLOUT (POLLWRNORM)
431
432#else
433
434
435#if defined(LWS_PLAT_FREERTOS)
436#include <libwebsockets/lws-freertos.h>
437#else
438typedef int lws_sockfd_type;
439typedef int lws_filefd_type;
440#endif
441
442#if defined(LWS_PLAT_OPTEE)
443#include <time.h>
444struct timeval {
445 time_t tv_sec;
446 unsigned int tv_usec;
447};
448#if defined(LWS_WITH_NETWORK)
449// #include <poll.h>
450#define lws_pollfd pollfd
451
452struct timezone;
453
454int gettimeofday(struct timeval *tv, struct timezone *tz);
455
456 /* Internet address. */
457 struct in_addr {
458 uint32_t s_addr; /* address in network byte order */
459 };
460
461typedef unsigned short sa_family_t;
462typedef unsigned short in_port_t;
463typedef uint32_t socklen_t;
464
465#include <libwebsockets/lws-optee.h>
466
467#if !defined(TEE_SE_READER_NAME_MAX)
468 struct addrinfo {
469 int ai_flags;
470 int ai_family;
471 int ai_socktype;
472 int ai_protocol;
473 socklen_t ai_addrlen;
474 struct sockaddr *ai_addr;
475 char *ai_canonname;
476 struct addrinfo *ai_next;
477 };
478#endif
479
480ssize_t recv(int sockfd, void *buf, size_t len, int flags);
481ssize_t send(int sockfd, const void *buf, size_t len, int flags);
482ssize_t read(int fd, void *buf, size_t count);
483int getsockopt(int sockfd, int level, int optname,
484 void *optval, socklen_t *optlen);
485 int setsockopt(int sockfd, int level, int optname,
486 const void *optval, socklen_t optlen);
487int connect(int sockfd, const struct sockaddr *addr,
488 socklen_t addrlen);
489
490extern int errno;
491
492uint16_t ntohs(uint16_t netshort);
493uint16_t htons(uint16_t hostshort);
494
495int bind(int sockfd, const struct sockaddr *addr,
496 socklen_t addrlen);
497
498
499#define MSG_NOSIGNAL 0x4000
500#define EAGAIN 11
501#define EINTR 4
502#define EWOULDBLOCK EAGAIN
503#define EADDRINUSE 98
504#define INADDR_ANY 0
505#define AF_INET 2
506#define SHUT_WR 1
507#define AF_UNSPEC 0
508#define PF_UNSPEC 0
509#define SOCK_STREAM 1
510#define SOCK_DGRAM 2
511# define AI_PASSIVE 0x0001
512#define IPPROTO_UDP 17
513#define SOL_SOCKET 1
514#define SO_SNDBUF 7
515#define EISCONN 106
516#define EALREADY 114
517#define EINPROGRESS 115
518int shutdown(int sockfd, int how);
519int close(int fd);
520int atoi(const char *nptr);
521long long atoll(const char *nptr);
522
523int socket(int domain, int type, int protocol);
524 int getaddrinfo(const char *node, const char *service,
525 const struct addrinfo *hints,
526 struct addrinfo **res);
527
528 void freeaddrinfo(struct addrinfo *res);
529
530#if !defined(TEE_SE_READER_NAME_MAX)
531struct lws_pollfd
532{
533 int fd; /* File descriptor to poll. */
534 short int events; /* Types of events poller cares about. */
535 short int revents; /* Types of events that actually occurred. */
536};
537#endif
538
539int poll(struct pollfd *fds, int nfds, int timeout);
540
541#define LWS_POLLHUP (0x18)
542#define LWS_POLLIN (1)
543#define LWS_POLLOUT (4)
544#else
545struct lws_pollfd;
546struct sockaddr_in;
547#endif
548#else
549#define lws_pollfd pollfd
550#define LWS_POLLHUP (POLLHUP | POLLERR)
551#define LWS_POLLIN (POLLIN)
552#define LWS_POLLOUT (POLLOUT)
553#endif
554#endif
555
556
557#if (defined(WIN32) || defined(_WIN32)) && !defined(__MINGW32__)
558/* ... */
559#define ssize_t SSIZE_T
560#endif
561
562#if defined(WIN32) && defined(LWS_HAVE__STAT32I64)
563#include <sys/types.h>
564#include <sys/stat.h>
565#endif
566
567#if defined(LWS_HAVE_STDINT_H)
568#include <stdint.h>
569#else
570#if defined(WIN32) || defined(_WIN32)
571/* !!! >:-[ */
572typedef __int64 int64_t;
573typedef unsigned __int64 uint64_t;
574typedef __int32 int32_t;
575typedef unsigned __int32 uint32_t;
576typedef __int16 int16_t;
577typedef unsigned __int16 uint16_t;
578typedef unsigned __int8 uint8_t;
579#else
580typedef unsigned int uint32_t;
581typedef unsigned short uint16_t;
582typedef unsigned char uint8_t;
583#endif
584#endif
585
586typedef int64_t lws_usec_t;
587typedef unsigned long long lws_filepos_t;
588typedef long long lws_fileofs_t;
589typedef uint32_t lws_fop_flags_t;
590
591#define lws_concat_temp(_t, _l) (_t + sizeof(_t) - _l)
592#define lws_concat_used(_t, _l) (sizeof(_t) - _l)
593
594/** struct lws_pollargs - argument structure for all external poll related calls
595 * passed in via 'in' */
596struct lws_pollargs {
597 lws_sockfd_type fd; /**< applicable socket descriptor */
598 int events; /**< the new event mask */
599 int prev_events; /**< the previous event mask */
600};
601
602#if !defined(LWS_SIZEOFPTR)
603#define LWS_SIZEOFPTR ((int)sizeof (void *))
604#endif
605
606#if defined(__x86_64__)
607#define _LWS_PAD_SIZE 16 /* Intel recommended for best performance */
608#else
609#define _LWS_PAD_SIZE LWS_SIZEOFPTR /* Size of a pointer on the target arch */
610#endif
611#define _LWS_PAD(n) (((n) % _LWS_PAD_SIZE) ? \
612 ((n) + (_LWS_PAD_SIZE - ((n) % _LWS_PAD_SIZE))) : (n))
613/* last 2 is for lws-meta */
614#define LWS_PRE _LWS_PAD(4 + 10 + 2)
615/* used prior to 1.7 and retained for backward compatibility */
616#define LWS_SEND_BUFFER_PRE_PADDING LWS_PRE
617#define LWS_SEND_BUFFER_POST_PADDING 0
618
619
620
621struct lws_extension; /* needed even with ws exts disabled for create context */
622struct lws_token_limits;
623struct lws_protocols;
624struct lws_context;
625struct lws_tokens;
626struct lws_vhost;
627struct lws;
628
629/* Generic stateful operation return codes */
630
631typedef enum {
632 LWS_SRET_OK = 0,
633 LWS_SRET_WANT_INPUT = (1 << 16),
634 LWS_SRET_WANT_OUTPUT = (1 << 17),
635 LWS_SRET_FATAL = (1 << 18),
636 LWS_SRET_NO_FURTHER_IN = (1 << 19),
637 LWS_SRET_NO_FURTHER_OUT = (1 << 20),
638 LWS_SRET_AWAIT_RETRY = (1 << 21),
639 LWS_SRET_YIELD = (1 << 22), /* return to the event loop and continue */
640} lws_stateful_ret_t;
641
642typedef struct lws_fixed3232 {
643 int32_t whole; /* signed 32-bit int */
644 int32_t frac; /* signed frac proportion from 0 to (100M - 1) */
645} lws_fx_t;
646
647#define LWS_FX_FRACTION_MSD 100000000
648#define lws_neg(a) (a->whole < 0 || a->frac < 0)
649#define lws_fx_set(a, x, y) { a.whole = x; a.frac = x < 0 ? -y : y; }
650#define lws_fix64(a) (((int64_t)a->whole << 32) + \
651 (((1ll << 32) * (a->frac < 0 ? -a->frac : a->frac)) / LWS_FX_FRACTION_MSD))
652#define lws_fix64_abs(a) \
653 ((((int64_t)(a->whole < 0 ? (-a->whole) : a->whole) << 32) + \
654 (((1ll << 32) * (a->frac < 0 ? -a->frac : a->frac)) / LWS_FX_FRACTION_MSD)))
655
656#define lws_fix3232(a, a64) { a->whole = (int32_t)(a64 >> 32); \
657 a->frac = (int32_t)((100000000 * (a64 & 0xffffffff)) >> 32); }
658
659LWS_VISIBLE LWS_EXTERN const lws_fx_t *
660lws_fx_add(lws_fx_t *r, const lws_fx_t *a, const lws_fx_t *b);
661
662LWS_VISIBLE LWS_EXTERN const lws_fx_t *
663lws_fx_sub(lws_fx_t *r, const lws_fx_t *a, const lws_fx_t *b);
664
665LWS_VISIBLE LWS_EXTERN const lws_fx_t *
666lws_fx_mul(lws_fx_t *r, const lws_fx_t *a, const lws_fx_t *b);
667
668LWS_VISIBLE LWS_EXTERN const lws_fx_t *
669lws_fx_div(lws_fx_t *r, const lws_fx_t *a, const lws_fx_t *b);
670
671LWS_VISIBLE LWS_EXTERN const lws_fx_t *
672lws_fx_sqrt(lws_fx_t *r, const lws_fx_t *a);
673
674LWS_VISIBLE LWS_EXTERN int
675lws_fx_comp(const lws_fx_t *a, const lws_fx_t *b);
676
677LWS_VISIBLE LWS_EXTERN int
678lws_fx_roundup(const lws_fx_t *a);
679
680LWS_VISIBLE LWS_EXTERN int
681lws_fx_rounddown(const lws_fx_t *a);
682
683LWS_VISIBLE LWS_EXTERN const char *
684lws_fx_string(const lws_fx_t *a, char *buf, size_t size);
685
686#include <libwebsockets/lws-dll2.h>
687#include <libwebsockets/lws-map.h>
688
689#include <libwebsockets/lws-fault-injection.h>
690#include <libwebsockets/lws-backtrace.h>
691#include <libwebsockets/lws-timeout-timer.h>
692#include <libwebsockets/lws-cache-ttl.h>
693#if defined(LWS_WITH_SYS_SMD)
694#include <libwebsockets/lws-smd.h>
695#endif
696#include <libwebsockets/lws-state.h>
697#include <libwebsockets/lws-retry.h>
698#if defined(LWS_WITH_NETWORK)
699#include <libwebsockets/lws-adopt.h>
700#include <libwebsockets/lws-network-helper.h>
701#include <libwebsockets/lws-metrics.h>
702#endif
703
704#include <libwebsockets/lws-ota.h>
705#include <libwebsockets/lws-system.h>
706#include <libwebsockets/lws-callbacks.h>
707
708#if defined(LWS_WITH_NETWORK)
709#include <libwebsockets/lws-ws-close.h>
710#include <libwebsockets/lws-ws-state.h>
711#include <libwebsockets/lws-ws-ext.h>
712#endif
713
714#include <libwebsockets/lws-protocols-plugins.h>
715
716#include <libwebsockets/lws-context-vhost.h>
717
718#if defined(LWS_WITH_NETWORK)
719#if defined(LWS_WITH_CONMON)
720#include <libwebsockets/lws-conmon.h>
721#endif
722
723#if defined(LWS_ROLE_MQTT)
724#include <libwebsockets/lws-mqtt.h>
725#endif
726#include <libwebsockets/lws-client.h>
727#include <libwebsockets/lws-http.h>
728#include <libwebsockets/lws-spa.h>
729#endif
730#include <libwebsockets/lws-purify.h>
731#include <libwebsockets/lws-misc.h>
732#include <libwebsockets/lws-dsh.h>
733#if defined(LWS_WITH_NETWORK)
734#include <libwebsockets/lws-service.h>
735#include <libwebsockets/lws-write.h>
736#include <libwebsockets/lws-writeable.h>
737#endif
738#include <libwebsockets/lws-ring.h>
739#include <libwebsockets/lws-sha1-base64.h>
740#include <libwebsockets/lws-x509.h>
741#if defined(LWS_WITH_NETWORK)
742#include <libwebsockets/lws-cgi.h>
743#endif
744#if defined(LWS_WITH_FILE_OPS)
745#include <libwebsockets/lws-vfs.h>
746#endif
747#include <libwebsockets/lws-gencrypto.h>
748
749#include <libwebsockets/lws-lejp.h>
750#include <libwebsockets/lws-lecp.h>
751#include <libwebsockets/lws-cose.h>
752#include <libwebsockets/lws-struct.h>
753#include <libwebsockets/lws-threadpool.h>
754#include <libwebsockets/lws-tokenize.h>
755#include <libwebsockets/lws-lwsac.h>
756#include <libwebsockets/lws-fts.h>
757#include <libwebsockets/lws-diskcache.h>
758#include <libwebsockets/lws-secure-streams.h>
759#include <libwebsockets/lws-secure-streams-serialization.h>
760#include <libwebsockets/lws-secure-streams-policy.h>
761#include <libwebsockets/lws-secure-streams-client.h>
762#include <libwebsockets/lws-secure-streams-transport-proxy.h>
763#include <libwebsockets/lws-jrpc.h>
764
765#include <libwebsockets/lws-async-dns.h>
766
767#if defined(LWS_WITH_TLS)
768
769#include <libwebsockets/lws-tls-sessions.h>
770
771#if defined(LWS_WITH_MBEDTLS)
772#include <mbedtls/md5.h>
773#include <mbedtls/sha1.h>
774#include <mbedtls/sha256.h>
775#include <mbedtls/sha512.h>
776#endif
777
778#include <libwebsockets/lws-genhash.h>
779#include <libwebsockets/lws-genrsa.h>
780#include <libwebsockets/lws-genaes.h>
781#include <libwebsockets/lws-genec.h>
782
783#include <libwebsockets/lws-jwk.h>
784#include <libwebsockets/lws-jose.h>
785#include <libwebsockets/lws-jws.h>
786#include <libwebsockets/lws-jwe.h>
787
788#endif
789
790#if defined(LWS_WITH_NETWORK)
791#include <libwebsockets/lws-eventlib-exports.h>
792#endif
793#include <libwebsockets/lws-i2c.h>
794#include <libwebsockets/lws-spi.h>
795#if defined(LWS_ESP_PLATFORM)
796#include <libwebsockets/lws-esp32-spi.h>
797#endif
798#include <libwebsockets/lws-gpio.h>
799#include <libwebsockets/lws-bb-i2c.h>
800#include <libwebsockets/lws-bb-spi.h>
801#include <libwebsockets/lws-button.h>
802#include <libwebsockets/lws-led.h>
803#include <libwebsockets/lws-pwm.h>
804#include <libwebsockets/lws-upng.h>
805#include <libwebsockets/lws-jpeg.h>
806#include <libwebsockets/lws-display.h>
807#include <libwebsockets/lws-dlo.h>
808#include <libwebsockets/lws-ssd1306-i2c.h>
809#include <libwebsockets/lws-ili9341-spi.h>
810#include <libwebsockets/lws-spd1656-spi.h>
811#include <libwebsockets/lws-uc8176-spi.h>
812#include <libwebsockets/lws-ssd1675b-spi.h>
813#include <libwebsockets/lws-settings.h>
814#if defined(LWS_WITH_NETWORK)
815#include <libwebsockets/lws-netdev.h>
816#endif
817
818#include <libwebsockets/lws-html.h>
819
820#ifdef __cplusplus
821}
822#endif
823
824#endif
825