mirror of
https://github.com/signalwire/freeswitch.git
synced 2025-02-07 04:03:53 +00:00
740 lines
16 KiB
C
740 lines
16 KiB
C
/*
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* Copyright (c) 2007-2014, Anthony Minessale II
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* * Neither the name of the original author; nor the names of any contributors
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* may be used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
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* OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
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* LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
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* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
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* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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/* Use select on windows and poll everywhere else.
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Select is the devil. Especially if you are doing a lot of small socket connections.
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If your FD number is bigger than 1024 you will silently create memory corruption.
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If you have build errors on your platform because you don't have poll find a way to detect it and #define KS_USE_SELECT and #undef KS_USE_POLL
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All of this will be upgraded to autoheadache eventually.
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*/
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/* TBD for win32 figure out how to tell if you have WSAPoll (vista or higher) and use it when available by #defining KS_USE_WSAPOLL (see below) */
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#ifdef _MSC_VER
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#define FD_SETSIZE 8192
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#define KS_USE_SELECT
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#else
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#define KS_USE_POLL
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#endif
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#include <ks.h>
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#ifndef WIN32
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#define closesocket(x) shutdown(x, 2); close(x)
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#include <fcntl.h>
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#include <errno.h>
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#else
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#pragma warning (disable:6386)
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/* These warnings need to be ignored warning in sdk header */
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#include <Ws2tcpip.h>
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#include <windows.h>
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#ifndef errno
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#define errno WSAGetLastError()
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#endif
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#ifndef EINTR
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#define EINTR WSAEINTR
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#endif
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#pragma warning (default:6386)
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#endif
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#ifdef KS_USE_POLL
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#include <poll.h>
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#endif
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#ifndef KS_MIN
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#define KS_MIN(x,y) ((x) < (y) ? (x) : (y))
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#endif
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#ifndef KS_MAX
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#define KS_MAX(x,y) ((x) > (y) ? (x) : (y))
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#endif
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#ifndef KS_CLAMP
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#define KS_CLAMP(min,max,val) (KS_MIN(max,KS_MAX(val,min)))
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#endif
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/* Written by Marc Espie, public domain */
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#define KS_CTYPE_NUM_CHARS 256
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const short _ks_C_toupper_[1 + KS_CTYPE_NUM_CHARS] = {
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EOF,
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0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
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0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
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0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
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0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f,
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0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27,
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0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f,
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0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37,
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0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f,
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0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47,
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0x48, 0x49, 0x4a, 0x4b, 0x4c, 0x4d, 0x4e, 0x4f,
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0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57,
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0x58, 0x59, 0x5a, 0x5b, 0x5c, 0x5d, 0x5e, 0x5f,
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0x60, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
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'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
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'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
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'X', 'Y', 'Z', 0x7b, 0x7c, 0x7d, 0x7e, 0x7f,
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0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87,
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0x88, 0x89, 0x8a, 0x8b, 0x8c, 0x8d, 0x8e, 0x8f,
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0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97,
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0x98, 0x99, 0x9a, 0x9b, 0x9c, 0x9d, 0x9e, 0x9f,
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0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7,
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0xa8, 0xa9, 0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf,
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0xb0, 0xb1, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, 0xb7,
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0xb8, 0xb9, 0xba, 0xbb, 0xbc, 0xbd, 0xbe, 0xbf,
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0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7,
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0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf,
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0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7,
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0xd8, 0xd9, 0xda, 0xdb, 0xdc, 0xdd, 0xde, 0xdf,
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0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7,
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0xe8, 0xe9, 0xea, 0xeb, 0xec, 0xed, 0xee, 0xef,
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0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7,
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0xf8, 0xf9, 0xfa, 0xfb, 0xfc, 0xfd, 0xfe, 0xff
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};
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const short *_ks_toupper_tab_ = _ks_C_toupper_;
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KS_DECLARE(int) ks_toupper(int c)
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{
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if ((unsigned int)c > 255)
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return(c);
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if (c < -1)
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return EOF;
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return((_ks_toupper_tab_ + 1)[c]);
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}
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const short _ks_C_tolower_[1 + KS_CTYPE_NUM_CHARS] = {
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EOF,
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0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
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0x08, 0x09, 0x0a, 0x0b, 0x0c, 0x0d, 0x0e, 0x0f,
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0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
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0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d, 0x1e, 0x1f,
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0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27,
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0x28, 0x29, 0x2a, 0x2b, 0x2c, 0x2d, 0x2e, 0x2f,
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0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37,
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0x38, 0x39, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, 0x3f,
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0x40, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
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'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
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'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
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'x', 'y', 'z', 0x5b, 0x5c, 0x5d, 0x5e, 0x5f,
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0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67,
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0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, 0x6f,
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0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77,
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0x78, 0x79, 0x7a, 0x7b, 0x7c, 0x7d, 0x7e, 0x7f,
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0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87,
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0x88, 0x89, 0x8a, 0x8b, 0x8c, 0x8d, 0x8e, 0x8f,
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0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97,
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0x98, 0x99, 0x9a, 0x9b, 0x9c, 0x9d, 0x9e, 0x9f,
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0xa0, 0xa1, 0xa2, 0xa3, 0xa4, 0xa5, 0xa6, 0xa7,
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0xa8, 0xa9, 0xaa, 0xab, 0xac, 0xad, 0xae, 0xaf,
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0xb0, 0xb1, 0xb2, 0xb3, 0xb4, 0xb5, 0xb6, 0xb7,
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0xb8, 0xb9, 0xba, 0xbb, 0xbc, 0xbd, 0xbe, 0xbf,
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0xc0, 0xc1, 0xc2, 0xc3, 0xc4, 0xc5, 0xc6, 0xc7,
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0xc8, 0xc9, 0xca, 0xcb, 0xcc, 0xcd, 0xce, 0xcf,
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0xd0, 0xd1, 0xd2, 0xd3, 0xd4, 0xd5, 0xd6, 0xd7,
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0xd8, 0xd9, 0xda, 0xdb, 0xdc, 0xdd, 0xde, 0xdf,
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0xe0, 0xe1, 0xe2, 0xe3, 0xe4, 0xe5, 0xe6, 0xe7,
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0xe8, 0xe9, 0xea, 0xeb, 0xec, 0xed, 0xee, 0xef,
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0xf0, 0xf1, 0xf2, 0xf3, 0xf4, 0xf5, 0xf6, 0xf7,
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0xf8, 0xf9, 0xfa, 0xfb, 0xfc, 0xfd, 0xfe, 0xff
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};
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const short *_ks_tolower_tab_ = _ks_C_tolower_;
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KS_DECLARE(int) ks_tolower(int c)
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{
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if ((unsigned int)c > 255)
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return(c);
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if (c < -1)
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return EOF;
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return((_ks_tolower_tab_ + 1)[c]);
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}
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KS_DECLARE(const char *)ks_stristr(const char *instr, const char *str)
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{
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/*
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** Rev History: 16/07/97 Greg Thayer Optimized
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** 07/04/95 Bob Stout ANSI-fy
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** 02/03/94 Fred Cole Original
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** 09/01/03 Bob Stout Bug fix (lines 40-41) per Fred Bulback
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**
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** Hereby donated to public domain.
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*/
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const char *pptr, *sptr, *start;
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if (!str || !instr)
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return NULL;
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for (start = str; *start; start++) {
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/* find start of pattern in string */
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for (; ((*start) && (ks_toupper(*start) != ks_toupper(*instr))); start++);
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if (!*start)
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return NULL;
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pptr = instr;
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sptr = start;
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while (ks_toupper(*sptr) == ks_toupper(*pptr)) {
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sptr++;
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pptr++;
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/* if end of pattern then pattern was found */
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if (!*pptr)
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return (start);
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if (!*sptr)
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return NULL;
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}
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}
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return NULL;
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}
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#ifdef WIN32
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#ifndef vsnprintf
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#define vsnprintf _vsnprintf
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#endif
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#endif
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int vasprintf(char **ret, const char *format, va_list ap);
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KS_DECLARE(int) ks_vasprintf(char **ret, const char *fmt, va_list ap)
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{
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#if !defined(WIN32) && !defined(__sun)
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return vasprintf(ret, fmt, ap);
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#else
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char *buf;
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int len;
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size_t buflen;
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va_list ap2;
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char *tmp = NULL;
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#ifdef _MSC_VER
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#if _MSC_VER >= 1500
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/* hack for incorrect assumption in msvc header files for code analysis */
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__analysis_assume(tmp);
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#endif
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ap2 = ap;
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#else
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va_copy(ap2, ap);
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#endif
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len = vsnprintf(tmp, 0, fmt, ap2);
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if (len > 0 && (buf = malloc((buflen = (size_t) (len + 1)))) != NULL) {
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len = vsnprintf(buf, buflen, fmt, ap);
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*ret = buf;
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} else {
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*ret = NULL;
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len = -1;
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}
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va_end(ap2);
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return len;
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#endif
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}
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KS_DECLARE(int) ks_snprintf(char *buffer, size_t count, const char *fmt, ...)
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{
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va_list ap;
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int ret;
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va_start(ap, fmt);
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ret = vsnprintf(buffer, count-1, fmt, ap);
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if (ret < 0)
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buffer[count-1] = '\0';
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va_end(ap);
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return ret;
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}
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static void null_logger(const char *file, const char *func, int line, int level, const char *fmt, ...)
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{
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if (file && func && line && level && fmt) {
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return;
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}
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return;
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}
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static const char *LEVEL_NAMES[] = {
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"EMERG",
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"ALERT",
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"CRIT",
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"ERROR",
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"WARNING",
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"NOTICE",
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"INFO",
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"DEBUG",
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NULL
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};
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static int ks_log_level = 7;
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static const char *cut_path(const char *in)
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{
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const char *p, *ret = in;
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char delims[] = "/\\";
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char *i;
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for (i = delims; *i; i++) {
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p = in;
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while ((p = strchr(p, *i)) != 0) {
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ret = ++p;
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}
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}
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return ret;
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}
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static void default_logger(const char *file, const char *func, int line, int level, const char *fmt, ...)
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{
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const char *fp;
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char *data;
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va_list ap;
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int ret;
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if (level < 0 || level > 7) {
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level = 7;
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}
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if (level > ks_log_level) {
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return;
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}
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fp = cut_path(file);
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va_start(ap, fmt);
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ret = ks_vasprintf(&data, fmt, ap);
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if (ret != -1) {
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fprintf(stderr, "[%s] %s:%d %s() %s", LEVEL_NAMES[level], fp, line, func, data);
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free(data);
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}
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va_end(ap);
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}
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ks_logger_t ks_log = null_logger;
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KS_DECLARE(void) ks_global_set_logger(ks_logger_t logger)
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{
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if (logger) {
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ks_log = logger;
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} else {
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ks_log = null_logger;
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}
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}
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KS_DECLARE(void) ks_global_set_default_logger(int level)
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{
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if (level < 0 || level > 7) {
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level = 7;
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}
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ks_log = default_logger;
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ks_log_level = level;
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}
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KS_DECLARE(size_t) ks_url_encode(const char *url, char *buf, size_t len)
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{
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const char *p;
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size_t x = 0;
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const char urlunsafe[] = "\r\n \"#%&+:;<=>?@[\\]^`{|}";
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const char hex[] = "0123456789ABCDEF";
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if (!buf) {
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return 0;
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}
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if (!url) {
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return 0;
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}
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len--;
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for (p = url; *p; p++) {
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if (x >= len) {
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break;
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}
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if (*p < ' ' || *p > '~' || strchr(urlunsafe, *p)) {
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if ((x + 3) >= len) {
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break;
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}
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buf[x++] = '%';
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buf[x++] = hex[*p >> 4];
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buf[x++] = hex[*p & 0x0f];
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} else {
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buf[x++] = *p;
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}
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}
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buf[x] = '\0';
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return x;
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}
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KS_DECLARE(char *)ks_url_decode(char *s)
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{
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char *o;
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unsigned int tmp;
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for (o = s; *s; s++, o++) {
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if (*s == '%' && strlen(s) > 2 && sscanf(s + 1, "%2x", &tmp) == 1) {
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*o = (char) tmp;
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s += 2;
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} else {
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*o = *s;
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}
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}
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*o = '\0';
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return s;
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}
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static int ks_socket_reuseaddr(ks_socket_t socket)
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{
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#ifdef WIN32
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BOOL reuse_addr = TRUE;
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return setsockopt(socket, SOL_SOCKET, SO_REUSEADDR, (char *)&reuse_addr, sizeof(reuse_addr));
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#else
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int reuse_addr = 1;
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return setsockopt(socket, SOL_SOCKET, SO_REUSEADDR, &reuse_addr, sizeof(reuse_addr));
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#endif
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}
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struct thread_handler {
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ks_listen_callback_t callback;
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ks_socket_t server_sock;
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ks_socket_t client_sock;
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struct sockaddr_in addr;
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};
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static void *client_thread(ks_thread_t *me, void *obj)
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{
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struct thread_handler *handler = (struct thread_handler *) obj;
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handler->callback(handler->server_sock, handler->client_sock, &handler->addr);
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free(handler);
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return NULL;
|
|
|
|
}
|
|
|
|
KS_DECLARE(ks_status_t) ks_listen(const char *host, ks_port_t port, ks_listen_callback_t callback)
|
|
{
|
|
ks_socket_t server_sock = KS_SOCK_INVALID;
|
|
struct sockaddr_in addr;
|
|
ks_status_t status = KS_SUCCESS;
|
|
|
|
if ((server_sock = socket(PF_INET, SOCK_STREAM, IPPROTO_TCP)) < 0) {
|
|
return KS_FAIL;
|
|
}
|
|
|
|
ks_socket_reuseaddr(server_sock);
|
|
|
|
memset(&addr, 0, sizeof(addr));
|
|
addr.sin_family = AF_INET;
|
|
addr.sin_addr.s_addr = htonl(INADDR_ANY);
|
|
addr.sin_port = htons(port);
|
|
|
|
if (bind(server_sock, (struct sockaddr *) &addr, sizeof(addr)) < 0) {
|
|
status = KS_FAIL;
|
|
goto end;
|
|
}
|
|
|
|
if (listen(server_sock, 10000) < 0) {
|
|
status = KS_FAIL;
|
|
goto end;
|
|
}
|
|
|
|
for (;;) {
|
|
int client_sock;
|
|
struct sockaddr_in echoClntAddr;
|
|
#ifdef WIN32
|
|
int clntLen;
|
|
#else
|
|
unsigned int clntLen;
|
|
#endif
|
|
|
|
clntLen = sizeof(echoClntAddr);
|
|
|
|
if ((client_sock = accept(server_sock, (struct sockaddr *) &echoClntAddr, &clntLen)) == KS_SOCK_INVALID) {
|
|
status = KS_FAIL;
|
|
goto end;
|
|
}
|
|
|
|
callback(server_sock, client_sock, &echoClntAddr);
|
|
}
|
|
|
|
end:
|
|
|
|
if (server_sock != KS_SOCK_INVALID) {
|
|
closesocket(server_sock);
|
|
server_sock = KS_SOCK_INVALID;
|
|
}
|
|
|
|
return status;
|
|
|
|
}
|
|
|
|
KS_DECLARE(ks_status_t) ks_listen_threaded(const char *host, ks_port_t port, ks_listen_callback_t callback, int max)
|
|
{
|
|
ks_socket_t server_sock = KS_SOCK_INVALID;
|
|
struct sockaddr_in addr;
|
|
ks_status_t status = KS_SUCCESS;
|
|
struct thread_handler *handler = NULL;
|
|
|
|
if ((server_sock = socket(PF_INET, SOCK_STREAM, IPPROTO_TCP)) < 0) {
|
|
return KS_FAIL;
|
|
}
|
|
|
|
ks_socket_reuseaddr(server_sock);
|
|
|
|
memset(&addr, 0, sizeof(addr));
|
|
addr.sin_family = AF_INET;
|
|
addr.sin_addr.s_addr = htonl(INADDR_ANY);
|
|
addr.sin_port = htons(port);
|
|
|
|
if (bind(server_sock, (struct sockaddr *) &addr, sizeof(addr)) < 0) {
|
|
status = KS_FAIL;
|
|
goto end;
|
|
}
|
|
|
|
if (listen(server_sock, max) < 0) {
|
|
status = KS_FAIL;
|
|
goto end;
|
|
}
|
|
|
|
for (;;) {
|
|
int client_sock;
|
|
struct sockaddr_in echoClntAddr;
|
|
#ifdef WIN32
|
|
int clntLen;
|
|
#else
|
|
unsigned int clntLen;
|
|
#endif
|
|
|
|
clntLen = sizeof(echoClntAddr);
|
|
|
|
if ((client_sock = accept(server_sock, (struct sockaddr *) &echoClntAddr, &clntLen)) == KS_SOCK_INVALID) {
|
|
status = KS_FAIL;
|
|
goto end;
|
|
}
|
|
|
|
handler = malloc(sizeof(*handler));
|
|
ks_assert(handler);
|
|
|
|
memset(handler, 0, sizeof(*handler));
|
|
handler->callback = callback;
|
|
handler->server_sock = server_sock;
|
|
handler->client_sock = client_sock;
|
|
handler->addr = echoClntAddr;
|
|
|
|
ks_thread_create_detached(client_thread, handler);
|
|
}
|
|
|
|
end:
|
|
|
|
if (server_sock != KS_SOCK_INVALID) {
|
|
closesocket(server_sock);
|
|
server_sock = KS_SOCK_INVALID;
|
|
}
|
|
|
|
return status;
|
|
|
|
}
|
|
|
|
|
|
/* USE WSAPoll on vista or higher */
|
|
#ifdef KS_USE_WSAPOLL
|
|
KS_DECLARE(int) ks_wait_sock(ks_socket_t sock, uint32_t ms, ks_poll_t flags)
|
|
{
|
|
}
|
|
#endif
|
|
|
|
|
|
#ifdef KS_USE_SELECT
|
|
#ifdef WIN32
|
|
#pragma warning( push )
|
|
#pragma warning( disable : 6262 ) /* warning C6262: Function uses '98348' bytes of stack: exceeds /analyze:stacksize'16384'. Consider moving some data to heap */
|
|
#endif
|
|
KS_DECLARE(int) ks_wait_sock(ks_socket_t sock, uint32_t ms, ks_poll_t flags)
|
|
{
|
|
int s = 0, r = 0;
|
|
fd_set rfds;
|
|
fd_set wfds;
|
|
fd_set efds;
|
|
struct timeval tv;
|
|
|
|
FD_ZERO(&rfds);
|
|
FD_ZERO(&wfds);
|
|
FD_ZERO(&efds);
|
|
|
|
#ifndef WIN32
|
|
/* Wouldn't you rather know?? */
|
|
assert(sock <= FD_SETSIZE);
|
|
#endif
|
|
|
|
if ((flags & KS_POLL_READ)) {
|
|
|
|
#ifdef WIN32
|
|
#pragma warning( push )
|
|
#pragma warning( disable : 4127 )
|
|
FD_SET(sock, &rfds);
|
|
#pragma warning( pop )
|
|
#else
|
|
FD_SET(sock, &rfds);
|
|
#endif
|
|
}
|
|
|
|
if ((flags & KS_POLL_WRITE)) {
|
|
|
|
#ifdef WIN32
|
|
#pragma warning( push )
|
|
#pragma warning( disable : 4127 )
|
|
FD_SET(sock, &wfds);
|
|
#pragma warning( pop )
|
|
#else
|
|
FD_SET(sock, &wfds);
|
|
#endif
|
|
}
|
|
|
|
if ((flags & KS_POLL_ERROR)) {
|
|
|
|
#ifdef WIN32
|
|
#pragma warning( push )
|
|
#pragma warning( disable : 4127 )
|
|
FD_SET(sock, &efds);
|
|
#pragma warning( pop )
|
|
#else
|
|
FD_SET(sock, &efds);
|
|
#endif
|
|
}
|
|
|
|
tv.tv_sec = ms / 1000;
|
|
tv.tv_usec = (ms % 1000) * ms;
|
|
|
|
s = select(sock + 1, (flags & KS_POLL_READ) ? &rfds : NULL, (flags & KS_POLL_WRITE) ? &wfds : NULL, (flags & KS_POLL_ERROR) ? &efds : NULL, &tv);
|
|
|
|
if (s < 0) {
|
|
r = s;
|
|
} else if (s > 0) {
|
|
if ((flags & KS_POLL_READ) && FD_ISSET(sock, &rfds)) {
|
|
r |= KS_POLL_READ;
|
|
}
|
|
|
|
if ((flags & KS_POLL_WRITE) && FD_ISSET(sock, &wfds)) {
|
|
r |= KS_POLL_WRITE;
|
|
}
|
|
|
|
if ((flags & KS_POLL_ERROR) && FD_ISSET(sock, &efds)) {
|
|
r |= KS_POLL_ERROR;
|
|
}
|
|
}
|
|
|
|
return r;
|
|
|
|
}
|
|
#ifdef WIN32
|
|
#pragma warning( pop )
|
|
#endif
|
|
#endif
|
|
|
|
#ifdef KS_USE_POLL
|
|
KS_DECLARE(int) ks_wait_sock(ks_socket_t sock, uint32_t ms, ks_poll_t flags)
|
|
{
|
|
struct pollfd pfds[2] = { { 0 } };
|
|
int s = 0, r = 0;
|
|
|
|
pfds[0].fd = sock;
|
|
|
|
if ((flags & KS_POLL_READ)) {
|
|
pfds[0].events |= POLLIN;
|
|
}
|
|
|
|
if ((flags & KS_POLL_WRITE)) {
|
|
pfds[0].events |= POLLOUT;
|
|
}
|
|
|
|
if ((flags & KS_POLL_ERROR)) {
|
|
pfds[0].events |= POLLERR;
|
|
}
|
|
|
|
s = poll(pfds, 1, ms);
|
|
|
|
if (s < 0) {
|
|
r = s;
|
|
} else if (s > 0) {
|
|
if ((pfds[0].revents & POLLIN)) {
|
|
r |= KS_POLL_READ;
|
|
}
|
|
if ((pfds[0].revents & POLLOUT)) {
|
|
r |= KS_POLL_WRITE;
|
|
}
|
|
if ((pfds[0].revents & POLLERR)) {
|
|
r |= KS_POLL_ERROR;
|
|
}
|
|
}
|
|
|
|
return r;
|
|
|
|
}
|
|
#endif
|
|
|
|
|
|
KS_DECLARE(unsigned int) ks_separate_string_string(char *buf, const char *delim, char **array, unsigned int arraylen)
|
|
{
|
|
unsigned int count = 0;
|
|
char *d;
|
|
size_t dlen = strlen(delim);
|
|
|
|
array[count++] = buf;
|
|
|
|
while (count < arraylen && array[count - 1]) {
|
|
if ((d = strstr(array[count - 1], delim))) {
|
|
*d = '\0';
|
|
d += dlen;
|
|
array[count++] = d;
|
|
} else
|
|
break;
|
|
}
|
|
|
|
return count;
|
|
}
|
|
|