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/*
    +--------------------------------------------------------------------+
    | PECL :: http                                                       |
    +--------------------------------------------------------------------+
    | Redistribution and use in source and binary forms, with or without |
    | modification, are permitted provided that the conditions mentioned |
    | in the accompanying LICENSE file are met.                          |
    +--------------------------------------------------------------------+
    | Copyright (c) 2004-2014, Michael Wallner <mike@php.net>            |
    +--------------------------------------------------------------------+
*/

#ifndef PHP_HTTP_UTF8_H
#define PHP_HTTP_UTF8_H

static const unsigned char utf8_mblen[256] = {
    1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
    1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
    1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
    1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
    1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
    1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
    1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
    1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
    1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
    1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
    1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
    1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,1,
    2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,
    2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,2,
    3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,3,
    4,4,4,4,4,4,4,4,5,5,5,5,6,6,6,6
};

static const unsigned char utf8_mask[] = {
		0, 0x7f, 0x1f, 0x0f, 0x07, 0x03, 0x01
};

typedef struct utf8_range {
	const unsigned int start;
	const unsigned int end;
} utf8_range_t;

/* BEGIN::UTF8TABLE */
static const utf8_range_t utf8_ranges[] = {
	{0x00000041, 0x0000005A}, {0x00000061, 0x0000007A}, {0x000000C0, 0x000000D6},
	{0x000000D8, 0x000000F6}, {0x000000F8, 0x000002C1}, {0x000002C6, 0x000002D1},
	{0x000002E0, 0x000002E4}, {0x00000370, 0x00000374}, {0x00000376, 0x00000377},
	{0x0000037A, 0x0000037D}, {0x00000388, 0x0000038A}, {0x0000038E, 0x000003A1},
	{0x000003A3, 0x000003F5}, {0x000003F7, 0x00000481}, {0x0000048A, 0x0000052F},
	{0x00000531, 0x00000556}, {0x00000561, 0x00000587}, {0x000005B0, 0x000005BD},
	{0x000005C1, 0x000005C2}, {0x000005C4, 0x000005C5}, {0x000005D0, 0x000005EA},
	{0x000005F0, 0x000005F2}, {0x00000610, 0x0000061A}, {0x00000620, 0x00000657},
	{0x00000659, 0x00000669}, {0x0000066E, 0x000006D3}, {0x000006D5, 0x000006DC},
	{0x000006E1, 0x000006E8}, {0x000006ED, 0x000006FC}, {0x00000710, 0x0000073F},
	{0x0000074D, 0x000007B1}, {0x000007C0, 0x000007EA}, {0x000007F4, 0x000007F5},
	{0x00000800, 0x00000817}, {0x0000081A, 0x0000082C}, {0x00000840, 0x00000858},
	{0x00000860, 0x0000086A}, {0x000008A0, 0x000008B4}, {0x000008B6, 0x000008BD},
	{0x000008D4, 0x000008DF}, {0x000008E3, 0x000008E9}, {0x000008F0, 0x0000093B},
	{0x0000093D, 0x0000094C}, {0x0000094E, 0x00000950}, {0x00000955, 0x00000963},
	{0x00000966, 0x0000096F}, {0x00000971, 0x00000983}, {0x00000985, 0x0000098C},
	{0x0000098F, 0x00000990}, {0x00000993, 0x000009A8}, {0x000009AA, 0x000009B0},
	{0x000009B6, 0x000009B9}, {0x000009BD, 0x000009C4}, {0x000009C7, 0x000009C8},
	{0x000009CB, 0x000009CC}, {0x000009DC, 0x000009DD}, {0x000009DF, 0x000009E3},
	{0x000009E6, 0x000009F1}, {0x00000A01, 0x00000A03}, {0x00000A05, 0x00000A0A},
	{0x00000A0F, 0x00000A10}, {0x00000A13, 0x00000A28}, {0x00000A2A, 0x00000A30},
	{0x00000A32, 0x00000A33}, {0x00000A35, 0x00000A36}, {0x00000A38, 0x00000A39},
	{0x00000A3E, 0x00000A42}, {0x00000A47, 0x00000A48}, {0x00000A4B, 0x00000A4C},
	{0x00000A59, 0x00000A5C}, {0x00000A66, 0x00000A75}, {0x00000A81, 0x00000A83},
	{0x00000A85, 0x00000A8D}, {0x00000A8F, 0x00000A91}, {0x00000A93, 0x00000AA8},
	{0x00000AAA, 0x00000AB0}, {0x00000AB2, 0x00000AB3}, {0x00000AB5, 0x00000AB9},
	{0x00000ABD, 0x00000AC5}, {0x00000AC7, 0x00000AC9}, {0x00000ACB, 0x00000ACC},
	{0x00000AE0, 0x00000AE3}, {0x00000AE6, 0x00000AEF}, {0x00000AF9, 0x00000AFC},
	{0x00000B01, 0x00000B03}, {0x00000B05, 0x00000B0C}, {0x00000B0F, 0x00000B10},
	{0x00000B13, 0x00000B28}, {0x00000B2A, 0x00000B30}, {0x00000B32, 0x00000B33},
	{0x00000B35, 0x00000B39}, {0x00000B3D, 0x00000B44}, {0x00000B47, 0x00000B48},
	{0x00000B4B, 0x00000B4C}, {0x00000B56, 0x00000B57}, {0x00000B5C, 0x00000B5D},
	{0x00000B5F, 0x00000B63}, {0x00000B66, 0x00000B6F}, {0x00000B82, 0x00000B83},
	{0x00000B85, 0x00000B8A}, {0x00000B8E, 0x00000B90}, {0x00000B92, 0x00000B95},
	{0x00000B99, 0x00000B9A}, {0x00000B9E, 0x00000B9F}, {0x00000BA3, 0x00000BA4},
	{0x00000BA8, 0x00000BAA}, {0x00000BAE, 0x00000BB9}, {0x00000BBE, 0x00000BC2},
	{0x00000BC6, 0x00000BC8}, {0x00000BCA, 0x00000BCC}, {0x00000BE6, 0x00000BEF},
	{0x00000C00, 0x00000C03}, {0x00000C05, 0x00000C0C}, {0x00000C0E, 0x00000C10},
	{0x00000C12, 0x00000C28}, {0x00000C2A, 0x00000C39}, {0x00000C3D, 0x00000C44},
	{0x00000C46, 0x00000C48}, {0x00000C4A, 0x00000C4C}, {0x00000C55, 0x00000C56},
	{0x00000C58, 0x00000C5A}, {0x00000C60, 0x00000C63}, {0x00000C66, 0x00000C6F},
	{0x00000C80, 0x00000C83}, {0x00000C85, 0x00000C8C}, {0x00000C8E, 0x00000C90},
	{0x00000C92, 0x00000CA8}, {0x00000CAA, 0x00000CB3}, {0x00000CB5, 0x00000CB9},
	{0x00000CBD, 0x00000CC4}, {0x00000CC6, 0x00000CC8}, {0x00000CCA, 0x00000CCC},
	{0x00000CD5, 0x00000CD6}, {0x00000CE0, 0x00000CE3}, {0x00000CE6, 0x00000CEF},
	{0x00000CF1, 0x00000CF2}, {0x00000D00, 0x00000D03}, {0x00000D05, 0x00000D0C},
	{0x00000D0E, 0x00000D10}, {0x00000D12, 0x00000D3A}, {0x00000D3D, 0x00000D44},
	{0x00000D46, 0x00000D48}, {0x00000D4A, 0x00000D4C}, {0x00000D54, 0x00000D57},
	{0x00000D5F, 0x00000D63}, {0x00000D66, 0x00000D6F}, {0x00000D7A, 0x00000D7F},
	{0x00000D82, 0x00000D83}, {0x00000D85, 0x00000D96}, {0x00000D9A, 0x00000DB1},
	{0x00000DB3, 0x00000DBB}, {0x00000DC0, 0x00000DC6}, {0x00000DCF, 0x00000DD4},
	{0x00000DD8, 0x00000DDF}, {0x00000DE6, 0x00000DEF}, {0x00000DF2, 0x00000DF3},
	{0x00000E01, 0x00000E3A}, {0x00000E40, 0x00000E46}, {0x00000E50, 0x00000E59},
	{0x00000E81, 0x00000E82}, {0x00000E87, 0x00000E88}, {0x00000E94, 0x00000E97},
	{0x00000E99, 0x00000E9F}, {0x00000EA1, 0x00000EA3}, {0x00000EAA, 0x00000EAB},
	{0x00000EAD, 0x00000EB9}, {0x00000EBB, 0x00000EBD}, {0x00000EC0, 0x00000EC4},
	{0x00000ED0, 0x00000ED9}, {0x00000EDC, 0x00000EDF}, {0x00000F20, 0x00000F29},
	{0x00000F40, 0x00000F47}, {0x00000F49, 0x00000F6C}, {0x00000F71, 0x00000F81},
	{0x00000F88, 0x00000F97}, {0x00000F99, 0x00000FBC}, {0x00001000, 0x00001036},
	{0x0000103B, 0x00001049}, {0x00001050, 0x00001062}, {0x00001065, 0x00001068},
	{0x0000106E, 0x00001086}, {0x00001090, 0x00001099}, {0x0000109C, 0x0000109D},
	{0x000010A0, 0x000010C5}, {0x000010D0, 0x000010FA}, {0x000010FC, 0x00001248},
	{0x0000124A, 0x0000124D}, {0x00001250, 0x00001256}, {0x0000125A, 0x0000125D},
	{0x00001260, 0x00001288}, {0x0000128A, 0x0000128D}, {0x00001290, 0x000012B0},
	{0x000012B2, 0x000012B5}, {0x000012B8, 0x000012BE}, {0x000012C2, 0x000012C5},
	{0x000012C8, 0x000012D6}, {0x000012D8, 0x00001310}, {0x00001312, 0x00001315},
	{0x00001318, 0x0000135A}, {0x00001380, 0x0000138F}, {0x000013A0, 0x000013F5},
	{0x000013F8, 0x000013FD}, {0x00001401, 0x0000166C}, {0x0000166F, 0x0000167F},
	{0x00001681, 0x0000169A}, {0x000016A0, 0x000016EA}, {0x000016EE, 0x000016F8},
	{0x00001700, 0x0000170C}, {0x0000170E, 0x00001713}, {0x00001720, 0x00001733},
	{0x00001740, 0x00001753}, {0x00001760, 0x0000176C}, {0x0000176E, 0x00001770},
	{0x00001772, 0x00001773}, {0x00001780, 0x000017B3}, {0x000017B6, 0x000017C8},
	{0x000017E0, 0x000017E9}, {0x00001810, 0x00001819}, {0x00001820, 0x00001877},
	{0x00001880, 0x000018AA}, {0x000018B0, 0x000018F5}, {0x00001900, 0x0000191E},
	{0x00001920, 0x0000192B}, {0x00001930, 0x00001938}, {0x00001946, 0x0000196D},
	{0x00001970, 0x00001974}, {0x00001980, 0x000019AB}, {0x000019B0, 0x000019C9},
	{0x000019D0, 0x000019D9}, {0x00001A00, 0x00001A1B}, {0x00001A20, 0x00001A5E},
	{0x00001A61, 0x00001A74}, {0x00001A80, 0x00001A89}, {0x00001A90, 0x00001A99},
	{0x00001B00, 0x00001B33}, {0x00001B35, 0x00001B43}, {0x00001B45, 0x00001B4B},
	{0x00001B50, 0x00001B59}, {0x00001B80, 0x00001BA9}, {0x00001BAC, 0x00001BE5},
	{0x00001BE7, 0x00001BF1}, {0x00001C00, 0x00001C35}, {0x00001C40, 0x00001C49},
	{0x00001C4D, 0x00001C7D}, {0x00001C80, 0x00001C88}, {0x00001CE9, 0x00001CEC},
	{0x00001CEE, 0x00001CF3}, {0x00001CF5, 0x00001CF6}, {0x00001D00, 0x00001DBF},
	{0x00001DE7, 0x00001DF4}, {0x00001E00, 0x00001F15}, {0x00001F18, 0x00001F1D},
	{0x00001F20, 0x00001F45}, {0x00001F48, 0x00001F4D}, {0x00001F50, 0x00001F57},
	{0x00001F5F, 0x00001F7D}, {0x00001F80, 0x00001FB4}, {0x00001FB6, 0x00001FBC},
	{0x00001FC2, 0x00001FC4}, {0x00001FC6, 0x00001FCC}, {0x00001FD0, 0x00001FD3},
	{0x00001FD6, 0x00001FDB}, {0x00001FE0, 0x00001FEC}, {0x00001FF2, 0x00001FF4},
	{0x00001FF6, 0x00001FFC}, {0x00002090, 0x0000209C}, {0x0000210A, 0x00002113},
	{0x00002119, 0x0000211D}, {0x0000212A, 0x0000212D}, {0x0000212F, 0x00002139},
	{0x0000213C, 0x0000213F}, {0x00002145, 0x00002149}, {0x00002160, 0x00002188},
	{0x000024B6, 0x000024E9}, {0x00002C00, 0x00002C2E}, {0x00002C30, 0x00002C5E},
	{0x00002C60, 0x00002CE4}, {0x00002CEB, 0x00002CEE}, {0x00002CF2, 0x00002CF3},
	{0x00002D00, 0x00002D25}, {0x00002D30, 0x00002D67}, {0x00002D80, 0x00002D96},
	{0x00002DA0, 0x00002DA6}, {0x00002DA8, 0x00002DAE}, {0x00002DB0, 0x00002DB6},
	{0x00002DB8, 0x00002DBE}, {0x00002DC0, 0x00002DC6}, {0x00002DC8, 0x00002DCE},
	{0x00002DD0, 0x00002DD6}, {0x00002DD8, 0x00002DDE}, {0x00002DE0, 0x00002DFF},
	{0x00003005, 0x00003007}, {0x00003021, 0x00003029}, {0x00003031, 0x00003035},
	{0x00003038, 0x0000303C}, {0x00003041, 0x00003096}, {0x0000309D, 0x0000309F},
	{0x000030A1, 0x000030FA}, {0x000030FC, 0x000030FF}, {0x00003105, 0x0000312E},
	{0x00003131, 0x0000318E}, {0x000031A0, 0x000031BA}, {0x000031F0, 0x000031FF},
	{0x00003400, 0x00004DB5}, {0x00004E00, 0x00009FEA}, {0x0000A000, 0x0000A48C},
	{0x0000A4D0, 0x0000A4FD}, {0x0000A500, 0x0000A60C}, {0x0000A610, 0x0000A62B},
	{0x0000A640, 0x0000A66E}, {0x0000A674, 0x0000A67B}, {0x0000A67F, 0x0000A6EF},
	{0x0000A717, 0x0000A71F}, {0x0000A722, 0x0000A788}, {0x0000A78B, 0x0000A7AE},
	{0x0000A7B0, 0x0000A7B7}, {0x0000A7F7, 0x0000A801}, {0x0000A803, 0x0000A805},
	{0x0000A807, 0x0000A80A}, {0x0000A80C, 0x0000A827}, {0x0000A840, 0x0000A873},
	{0x0000A880, 0x0000A8C3}, {0x0000A8D0, 0x0000A8D9}, {0x0000A8F2, 0x0000A8F7},
	{0x0000A900, 0x0000A92A}, {0x0000A930, 0x0000A952}, {0x0000A960, 0x0000A97C},
	{0x0000A980, 0x0000A9B2}, {0x0000A9B4, 0x0000A9BF}, {0x0000A9CF, 0x0000A9D9},
	{0x0000A9E0, 0x0000A9E4}, {0x0000A9E6, 0x0000A9FE}, {0x0000AA00, 0x0000AA36},
	{0x0000AA40, 0x0000AA4D}, {0x0000AA50, 0x0000AA59}, {0x0000AA60, 0x0000AA76},
	{0x0000AA7E, 0x0000AABE}, {0x0000AADB, 0x0000AADD}, {0x0000AAE0, 0x0000AAEF},
	{0x0000AAF2, 0x0000AAF5}, {0x0000AB01, 0x0000AB06}, {0x0000AB09, 0x0000AB0E},
	{0x0000AB11, 0x0000AB16}, {0x0000AB20, 0x0000AB26}, {0x0000AB28, 0x0000AB2E},
	{0x0000AB30, 0x0000AB5A}, {0x0000AB5C, 0x0000AB65}, {0x0000AB70, 0x0000ABEA},
	{0x0000ABF0, 0x0000ABF9}, {0x0000AC00, 0x0000D7A3}, {0x0000D7B0, 0x0000D7C6},
	{0x0000D7CB, 0x0000D7FB}, {0x0000F900, 0x0000FA6D}, {0x0000FA70, 0x0000FAD9},
	{0x0000FB00, 0x0000FB06}, {0x0000FB13, 0x0000FB17}, {0x0000FB1D, 0x0000FB28},
	{0x0000FB2A, 0x0000FB36}, {0x0000FB38, 0x0000FB3C}, {0x0000FB40, 0x0000FB41},
	{0x0000FB43, 0x0000FB44}, {0x0000FB46, 0x0000FBB1}, {0x0000FBD3, 0x0000FD3D},
	{0x0000FD50, 0x0000FD8F}, {0x0000FD92, 0x0000FDC7}, {0x0000FDF0, 0x0000FDFB},
	{0x0000FE70, 0x0000FE74}, {0x0000FE76, 0x0000FEFC}, {0x0000FF10, 0x0000FF19},
	{0x0000FF21, 0x0000FF3A}, {0x0000FF41, 0x0000FF5A}, {0x0000FF66, 0x0000FFBE},
	{0x0000FFC2, 0x0000FFC7}, {0x0000FFCA, 0x0000FFCF}, {0x0000FFD2, 0x0000FFD7},
	{0x0000FFDA, 0x0000FFDC}, {0x00010000, 0x0001000B}, {0x0001000D, 0x00010026},
	{0x00010028, 0x0001003A}, {0x0001003C, 0x0001003D}, {0x0001003F, 0x0001004D},
	{0x00010050, 0x0001005D}, {0x00010080, 0x000100FA}, {0x00010140, 0x00010174},
	{0x00010280, 0x0001029C}, {0x000102A0, 0x000102D0}, {0x00010300, 0x0001031F},
	{0x0001032D, 0x0001034A}, {0x00010350, 0x0001037A}, {0x00010380, 0x0001039D},
	{0x000103A0, 0x000103C3}, {0x000103C8, 0x000103CF}, {0x000103D1, 0x000103D5},
	{0x00010400, 0x0001049D}, {0x000104A0, 0x000104A9}, {0x000104B0, 0x000104D3},
	{0x000104D8, 0x000104FB}, {0x00010500, 0x00010527}, {0x00010530, 0x00010563},
	{0x00010600, 0x00010736}, {0x00010740, 0x00010755}, {0x00010760, 0x00010767},
	{0x00010800, 0x00010805}, {0x0001080A, 0x00010835}, {0x00010837, 0x00010838},
	{0x0001083F, 0x00010855}, {0x00010860, 0x00010876}, {0x00010880, 0x0001089E},
	{0x000108E0, 0x000108F2}, {0x000108F4, 0x000108F5}, {0x00010900, 0x00010915},
	{0x00010920, 0x00010939}, {0x00010980, 0x000109B7}, {0x000109BE, 0x000109BF},
	{0x00010A00, 0x00010A03}, {0x00010A05, 0x00010A06}, {0x00010A0C, 0x00010A13},
	{0x00010A15, 0x00010A17}, {0x00010A19, 0x00010A33}, {0x00010A60, 0x00010A7C},
	{0x00010A80, 0x00010A9C}, {0x00010AC0, 0x00010AC7}, {0x00010AC9, 0x00010AE4},
	{0x00010B00, 0x00010B35}, {0x00010B40, 0x00010B55}, {0x00010B60, 0x00010B72},
	{0x00010B80, 0x00010B91}, {0x00010C00, 0x00010C48}, {0x00010C80, 0x00010CB2},
	{0x00010CC0, 0x00010CF2}, {0x00011000, 0x00011045}, {0x00011066, 0x0001106F},
	{0x00011082, 0x000110B8}, {0x000110D0, 0x000110E8}, {0x000110F0, 0x000110F9},
	{0x00011100, 0x00011132}, {0x00011136, 0x0001113F}, {0x00011150, 0x00011172},
	{0x00011180, 0x000111BF}, {0x000111C1, 0x000111C4}, {0x000111D0, 0x000111DA},
	{0x00011200, 0x00011211}, {0x00011213, 0x00011234}, {0x00011280, 0x00011286},
	{0x0001128A, 0x0001128D}, {0x0001128F, 0x0001129D}, {0x0001129F, 0x000112A8},
	{0x000112B0, 0x000112E8}, {0x000112F0, 0x000112F9}, {0x00011300, 0x00011303},
	{0x00011305, 0x0001130C}, {0x0001130F, 0x00011310}, {0x00011313, 0x00011328},
	{0x0001132A, 0x00011330}, {0x00011332, 0x00011333}, {0x00011335, 0x00011339},
	{0x0001133D, 0x00011344}, {0x00011347, 0x00011348}, {0x0001134B, 0x0001134C},
	{0x0001135D, 0x00011363}, {0x00011400, 0x00011441}, {0x00011443, 0x00011445},
	{0x00011447, 0x0001144A}, {0x00011450, 0x00011459}, {0x00011480, 0x000114C1},
	{0x000114C4, 0x000114C5}, {0x000114D0, 0x000114D9}, {0x00011580, 0x000115B5},
	{0x000115B8, 0x000115BE}, {0x000115D8, 0x000115DD}, {0x00011600, 0x0001163E},
	{0x00011650, 0x00011659}, {0x00011680, 0x000116B5}, {0x000116C0, 0x000116C9},
	{0x00011700, 0x00011719}, {0x0001171D, 0x0001172A}, {0x00011730, 0x00011739},
	{0x000118A0, 0x000118E9}, {0x00011A00, 0x00011A32}, {0x00011A35, 0x00011A3E},
	{0x00011A50, 0x00011A83}, {0x00011A86, 0x00011A97}, {0x00011AC0, 0x00011AF8},
	{0x00011C00, 0x00011C08}, {0x00011C0A, 0x00011C36}, {0x00011C38, 0x00011C3E},
	{0x00011C50, 0x00011C59}, {0x00011C72, 0x00011C8F}, {0x00011C92, 0x00011CA7},
	{0x00011CA9, 0x00011CB6}, {0x00011D00, 0x00011D06}, {0x00011D08, 0x00011D09},
	{0x00011D0B, 0x00011D36}, {0x00011D3C, 0x00011D3D}, {0x00011D3F, 0x00011D41},
	{0x00011D46, 0x00011D47}, {0x00011D50, 0x00011D59}, {0x00012000, 0x00012399},
	{0x00012400, 0x0001246E}, {0x00012480, 0x00012543}, {0x00013000, 0x0001342E},
	{0x00014400, 0x00014646}, {0x00016800, 0x00016A38}, {0x00016A40, 0x00016A5E},
	{0x00016A60, 0x00016A69}, {0x00016AD0, 0x00016AED}, {0x00016B00, 0x00016B36},
	{0x00016B40, 0x00016B43}, {0x00016B50, 0x00016B59}, {0x00016B63, 0x00016B77},
	{0x00016B7D, 0x00016B8F}, {0x00016F00, 0x00016F44}, {0x00016F50, 0x00016F7E},
	{0x00016F93, 0x00016F9F}, {0x00016FE0, 0x00016FE1}, {0x00017000, 0x000187EC},
	{0x00018800, 0x00018AF2}, {0x0001B000, 0x0001B11E}, {0x0001B170, 0x0001B2FB},
	{0x0001BC00, 0x0001BC6A}, {0x0001BC70, 0x0001BC7C}, {0x0001BC80, 0x0001BC88},
	{0x0001BC90, 0x0001BC99}, {0x0001D400, 0x0001D454}, {0x0001D456, 0x0001D49C},
	{0x0001D49E, 0x0001D49F}, {0x0001D4A5, 0x0001D4A6}, {0x0001D4A9, 0x0001D4AC},
	{0x0001D4AE, 0x0001D4B9}, {0x0001D4BD, 0x0001D4C3}, {0x0001D4C5, 0x0001D505},
	{0x0001D507, 0x0001D50A}, {0x0001D50D, 0x0001D514}, {0x0001D516, 0x0001D51C},
	{0x0001D51E, 0x0001D539}, {0x0001D53B, 0x0001D53E}, {0x0001D540, 0x0001D544},
	{0x0001D54A, 0x0001D550}, {0x0001D552, 0x0001D6A5}, {0x0001D6A8, 0x0001D6C0},
	{0x0001D6C2, 0x0001D6DA}, {0x0001D6DC, 0x0001D6FA}, {0x0001D6FC, 0x0001D714},
	{0x0001D716, 0x0001D734}, {0x0001D736, 0x0001D74E}, {0x0001D750, 0x0001D76E},
	{0x0001D770, 0x0001D788}, {0x0001D78A, 0x0001D7A8}, {0x0001D7AA, 0x0001D7C2},
	{0x0001D7C4, 0x0001D7CB}, {0x0001D7CE, 0x0001D7FF}, {0x0001E000, 0x0001E006},
	{0x0001E008, 0x0001E018}, {0x0001E01B, 0x0001E021}, {0x0001E023, 0x0001E024},
	{0x0001E026, 0x0001E02A}, {0x0001E800, 0x0001E8C4}, {0x0001E900, 0x0001E943},
	{0x0001E950, 0x0001E959}, {0x0001EE00, 0x0001EE03}, {0x0001EE05, 0x0001EE1F},
	{0x0001EE21, 0x0001EE22}, {0x0001EE29, 0x0001EE32}, {0x0001EE34, 0x0001EE37},
	{0x0001EE4D, 0x0001EE4F}, {0x0001EE51, 0x0001EE52}, {0x0001EE61, 0x0001EE62},
	{0x0001EE67, 0x0001EE6A}, {0x0001EE6C, 0x0001EE72}, {0x0001EE74, 0x0001EE77},
	{0x0001EE79, 0x0001EE7C}, {0x0001EE80, 0x0001EE89}, {0x0001EE8B, 0x0001EE9B},
	{0x0001EEA1, 0x0001EEA3}, {0x0001EEA5, 0x0001EEA9}, {0x0001EEAB, 0x0001EEBB},
	{0x0001F130, 0x0001F149}, {0x0001F150, 0x0001F169}, {0x0001F170, 0x0001F189},
	{0x00020000, 0x0002A6D6}, {0x0002A700, 0x0002B734}, {0x0002B740, 0x0002B81D},
	{0x0002B820, 0x0002CEA1}, {0x0002CEB0, 0x0002EBE0}, {0x0002F800, 0x0002FA1D}
};

static const unsigned utf8_chars[] = {
	0x000000AA, 0x000000B5, 0x000000BA, 0x000002EC, 0x000002EE, 0x00000345,
	0x0000037F, 0x00000386, 0x0000038C, 0x00000559, 0x000005BF, 0x000005C7,
	0x000006FF, 0x000007FA, 0x000009B2, 0x000009CE, 0x000009D7, 0x000009FC,
	0x00000A51, 0x00000A5E, 0x00000AD0, 0x00000B71, 0x00000B9C, 0x00000BD0,
	0x00000BD7, 0x00000CDE, 0x00000D4E, 0x00000DBD, 0x00000DD6, 0x00000E4D,
	0x00000E84, 0x00000E8A, 0x00000E8D, 0x00000EA5, 0x00000EA7, 0x00000EC6,
	0x00000ECD, 0x00000F00, 0x00001038, 0x0000108E, 0x000010C7, 0x000010CD,
	0x00001258, 0x000012C0, 0x0000135F, 0x000017D7, 0x000017DC, 0x00001AA7,
	0x00001F59, 0x00001F5B, 0x00001F5D, 0x00001FBE, 0x00002071, 0x0000207F,
	0x00002102, 0x00002107, 0x00002115, 0x00002124, 0x00002126, 0x00002128,
	0x0000214E, 0x00002D27, 0x00002D2D, 0x00002D6F, 0x00002E2F, 0x0000A8C5,
	0x0000A8FB, 0x0000A8FD, 0x0000AA7A, 0x0000AAC0, 0x0000AAC2, 0x0000FB3E,
	0x00010808, 0x0001083C, 0x00011176, 0x000111DC, 0x00011237, 0x0001123E,
	0x00011288, 0x00011350, 0x00011357, 0x000114C7, 0x00011640, 0x00011644,
	0x000118FF, 0x00011C40, 0x00011D3A, 0x00011D43, 0x0001BC9E, 0x0001D4A2,
	0x0001D4BB, 0x0001D546, 0x0001E947, 0x0001EE24, 0x0001EE27, 0x0001EE39,
	0x0001EE3B, 0x0001EE42, 0x0001EE47, 0x0001EE49, 0x0001EE4B, 0x0001EE54,
	0x0001EE57, 0x0001EE59, 0x0001EE5B, 0x0001EE5D, 0x0001EE5F, 0x0001EE64,
	0x0001EE7E
};

/* END::UTF8TABLE */

static inline size_t utf8towc(unsigned *wc, const unsigned char *uc, size_t len)
{
	unsigned char ub = utf8_mblen[*uc];

	if (!ub || ub > len || ub > 4) {
		return 0;
	}

	*wc = *uc & utf8_mask[ub];

	switch (ub) {
	case 4:
		if ((uc[1] & 0xc0) != 0x80) {
			return 0;
		}
		*wc <<= 6;
		*wc += *++uc & 0x3f;
		/* no break */
	case 3:
		if ((uc[1] & 0xc0) != 0x80) {
			return 0;
		}
		*wc <<= 6;
		*wc += *++uc & 0x3f;
		/* no break */
	case 2:
		if ((uc[1] & 0xc0) != 0x80) {
			return 0;
		}
		*wc <<= 6;
		*wc += *++uc & 0x3f;
		/* no break */
	case 1:
		break;

	default:
		return 0;
	}

	return ub;
}

static inline zend_bool isualpha(unsigned ch)
{
	unsigned hi = sizeof(utf8_ranges)/sizeof(utf8_ranges[0])-1,
			cur = hi/2, lo = 0, prev;

#undef u
#define u (utf8_ranges[cur])

	do {
#if 0
		fprintf(stderr, "=> cur=%u lo=%u hi=%u (%u in %u-%u)\n", cur, lo, hi, ch, u.start, u.end);
#endif
		if (u.start <= ch && u.end >= ch) {
			return 1;
		}

		prev = cur;

		if (u.start > ch) {
			hi = cur;
			cur -= (cur - lo) / 2;
		} else if ((u.end && u.end < ch) || (!u.end && u.start < ch)) {
			lo = cur;
			cur += (hi - cur) / 2;
		} else {
			break;
		}

	} while (cur != prev);

#undef u
#define u (utf8_chars[cur])

	hi = sizeof(utf8_chars)/sizeof(utf8_chars[0]);
	cur = hi/2;
	lo = 0;

	do {
#if 0
		fprintf(stderr, "=> cur=%u lo=%u hi=%u (%u is %u)\n", cur, lo, hi, ch, u);
#endif
		if (u == ch) {
			return 1;
		}

		prev = cur;

		if (u > ch) {
			hi = cur;
			cur -= (cur - lo) / 2;
		} else {
			lo = cur;
			cur += (hi - cur) / 2;
		}
	} while (cur != prev);

#undef u

	return 0;
}

static inline zend_bool isualnum(unsigned ch)
{
	/* digits */
	if (ch >= 0x30 && ch <= 0x39) {
		return 1;
	}
	return isualpha(ch);
}

static inline size_t wctoutf16(unsigned short u16[2], unsigned wc)
{
	if (wc > 0x10ffff || (wc >= 0xd800 && wc <= 0xdfff)) {
		return 0;
	}

	if (wc <= 0xffff) {
		u16[0] = (unsigned short) wc;
		return 1;
	}

	wc -= 0x10000;
	u16[0] = (unsigned short) ((wc >> 10) + 0xd800);
	u16[1] = (unsigned short) ((wc & 0x3ff) + 0xdc00);
	return 2;
}

static inline size_t utf16towc(unsigned *wc, unsigned short *u16_str, size_t u16_len)
{
	if (u16_len < 1) {
		return 0;
	}
	if (u16_str[0] - 0xd800 >= 0x800) {
		*wc = u16_str[0];
		return 1;
	}
	if (u16_len < 2 || (u16_str[0] & 0xfffffc00) != 0xd800 || (u16_str[1] & 0xfffffc00) != 0xdc00) {
		return 0;
	}
	*wc = (u16_str[0] << 10) + u16_str[1] - 0x35fdc00;
	return 2;
}

#endif	/* PHP_HTTP_UTF8_H */

/*
 * Local variables:
 * tab-width: 4
 * c-basic-offset: 4
 * End:
 * vim600: noet sw=4 ts=4 fdm=marker
 * vim<600: noet sw=4 ts=4
 */
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