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freeswitch/libs/libks/src/include/kws.h
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Mike Jerris 9fd0b6bd2f update libks
2016-11-23 13:23:33 -06:00

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/*
* Copyright (c) 2007-2014, Anthony Minessale II
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* * Neither the name of the original author; nor the names of any contributors
* may be used to endorse or promote products derived from this software
* without specific prior written permission.
*
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
* OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _KWS_H
#define _KWS_H
#define WEBSOCKET_GUID "258EAFA5-E914-47DA-95CA-C5AB0DC85B11"
#define B64BUFFLEN 1024
#include "ks.h"
KS_BEGIN_EXTERN_C
typedef enum {
WS_NONE = 0,
WS_NORMAL = 1000,
WS_PROTO_ERR = 1002,
WS_DATA_TOO_BIG = 1009
} kws_cause_t;
typedef enum {
WSOC_CONTINUATION = 0x0,
WSOC_TEXT = 0x1,
WSOC_BINARY = 0x2,
WSOC_CLOSE = 0x8,
WSOC_PING = 0x9,
WSOC_PONG = 0xA
} kws_opcode_t;
typedef enum {
KWS_CLIENT,
KWS_SERVER
} kws_type_t;
typedef enum {
KWS_CLOSE_SOCK,
KWS_BLOCK,
KWS_STAY_OPEN
} kws_flag_t;
struct kws_s;
typedef struct kws_s kws_t;
KS_DECLARE(ks_ssize_t) kws_read_frame(kws_t *kws, kws_opcode_t *oc, uint8_t **data);
KS_DECLARE(ks_ssize_t) kws_write_frame(kws_t *kws, kws_opcode_t oc, void *data, ks_size_t bytes);
KS_DECLARE(ks_ssize_t) kws_raw_read(kws_t *kws, void *data, ks_size_t bytes, int block);
KS_DECLARE(ks_ssize_t) kws_raw_write(kws_t *kws, void *data, ks_size_t bytes);
KS_DECLARE(ks_status_t) kws_init(kws_t **kwsP, ks_socket_t sock, SSL_CTX *ssl_ctx, const char *client_data, kws_flag_t flags, ks_pool_t *pool);
KS_DECLARE(ks_ssize_t) kws_close(kws_t *kws, int16_t reason);
KS_DECLARE(void) kws_destroy(kws_t **kwsP);
KS_DECLARE(ks_status_t) kws_get_buffer(kws_t *kws, char **bufP, ks_size_t *buflen);
#if 0
static inline uint64_t get_unaligned_uint64(const void *p)
{
const struct { uint64_t d; } __attribute__((packed)) *pp = p;
return pp->d;
}
#endif
KS_END_EXTERN_C
#endif /* defined(_KWS_H_) */
/* For Emacs:
* Local Variables:
* mode:c
* indent-tabs-mode:t
* tab-width:4
* c-basic-offset:4
* End:
* For VIM:
* vim:set softtabstop=4 shiftwidth=4 tabstop=4 noet:
*/