prosody
494577d883ff
util-src/encodings.c

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util-src/encodings.c @ 12591:494577d883ff

util.table: Fix inaccurate comment Probably a duplicate of the comment next to Lmove, recorded by mistake Lpack can probably be removed at some point in the near future once we are confident it is not used anywhere.
author Kim Alvefur <zash@zash.se>
date Mon, 11 Jul 2022 20:02:10 +0200
parent 12575:1f6f05a98fcd
child 12976:a187600ec7d6
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
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1 /* Prosody IM
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2 -- Copyright (C) 2008-2010 Matthew Wild
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3 -- Copyright (C) 2008-2010 Waqas Hussain
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4 -- Copyright (C) 1994-2015 Lua.org, PUC-Rio.
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5 --
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6 -- This project is MIT/X11 licensed. Please see the
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7 -- COPYING file in the source package for more information.
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8 --
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9 */
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10
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11 /*
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12 * encodings.c
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13 * Lua library for base64, stringprep and idna encodings
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14 */
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15
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16 /* Newer MSVC compilers deprecate strcpy as unsafe, but we use it in a safe way */
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17 #define _CRT_SECURE_NO_DEPRECATE
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18
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19 #include <string.h>
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20 #include <stdlib.h>
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21 #include "lua.h"
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22 #include "lauxlib.h"
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23
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24 #if (LUA_VERSION_NUM < 504)
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25 #define luaL_pushfail lua_pushnil
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26 #endif
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27
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28 /***************** BASE64 *****************/
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29
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30 static const char code[] =
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31 "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/";
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32
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33 static void base64_encode(luaL_Buffer *b, unsigned int c1, unsigned int c2, unsigned int c3, int n) {
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34 unsigned long tuple = c3 + 256UL * (c2 + 256UL * c1);
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35 int i;
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36 char s[4];
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37
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38 for(i = 0; i < 4; i++) {
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39 s[3 - i] = code[tuple % 64];
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40 tuple /= 64;
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41 }
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42
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43 for(i = n + 1; i < 4; i++) {
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44 s[i] = '=';
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45 }
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46
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47 luaL_addlstring(b, s, 4);
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48 }
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49
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50 static int Lbase64_encode(lua_State *L) { /** encode(s) */
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51 size_t l;
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52 const unsigned char *s = (const unsigned char *)luaL_checklstring(L, 1, &l);
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53 luaL_Buffer b;
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54 int n;
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55 luaL_buffinit(L, &b);
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56
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57 for(n = l / 3; n--; s += 3) {
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58 base64_encode(&b, s[0], s[1], s[2], 3);
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59 }
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60
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61 switch(l % 3) {
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62 case 1:
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63 base64_encode(&b, s[0], 0, 0, 1);
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64 break;
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65
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66 case 2:
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67 base64_encode(&b, s[0], s[1], 0, 2);
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68 break;
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69 }
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70
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71 luaL_pushresult(&b);
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72 return 1;
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73 }
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74
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75 static void base64_decode(luaL_Buffer *b, int c1, int c2, int c3, int c4, int n) {
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76 unsigned long tuple = c4 + 64L * (c3 + 64L * (c2 + 64L * c1));
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77 char s[3];
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78
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79 switch(--n) {
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80 case 3:
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81 s[2] = (char) tuple;
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82 /* Falls through. */
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83
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84 case 2:
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85 s[1] = (char)(tuple >> 8);
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86 /* Falls through. */
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87
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88 case 1:
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89 s[0] = (char)(tuple >> 16);
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90 }
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91
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92 luaL_addlstring(b, s, n);
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93 }
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94
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95 static int Lbase64_decode(lua_State *L) { /** decode(s) */
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96 size_t l;
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97 const char *s = luaL_checklstring(L, 1, &l);
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98 luaL_Buffer b;
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99 int n = 0;
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100 char t[4];
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101 luaL_buffinit(L, &b);
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102
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103 for(;;) {
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104 int c = *s++;
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105
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106 switch(c) {
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107 const char *p;
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108
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109 default:
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110 p = strchr(code, c);
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111
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112 if(p == NULL) {
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113 return 0;
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114 }
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115
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116 t[n++] = (char)(p - code);
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117
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118 if(n == 4) {
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119 base64_decode(&b, t[0], t[1], t[2], t[3], 4);
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120 n = 0;
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121 }
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122
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123 break;
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124
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125 case '=':
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126
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127 switch(n) {
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128 case 1:
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129 base64_decode(&b, t[0], 0, 0, 0, 1);
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130 break;
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131
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132 case 2:
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133 base64_decode(&b, t[0], t[1], 0, 0, 2);
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134 break;
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135
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136 case 3:
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137 base64_decode(&b, t[0], t[1], t[2], 0, 3);
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138 break;
601
6cb908ef01c8 Fixed util.encodings.base64.decode to not truncate results when encountering an '=' before the end of the given input.
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139 }
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140
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141 n = 0;
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142 break;
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143
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144 case 0:
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145 luaL_pushresult(&b);
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146 return 1;
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147
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148 case '\n':
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149 case '\r':
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150 case '\t':
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151 case ' ':
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152 case '\f':
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153 case '\b':
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154 break;
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155 }
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156 }
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157 }
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158
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159 static const luaL_Reg Reg_base64[] = {
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160 { "encode", Lbase64_encode },
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161 { "decode", Lbase64_decode },
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162 { NULL, NULL }
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163 };
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164
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165 /******************* UTF-8 ********************/
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166
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167 /*
fe3018a2f187 util.encodings: Perform validation of UTF-8 strings before passing to libidn (Based on code from the utf8 library in Lua 5.3)
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168 * Adapted from Lua 5.3
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169 * Needed because libidn does not validate that input is valid UTF-8
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170 */
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171
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172 #define MAXUNICODE 0x10FFFF
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173
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174 /*
fe3018a2f187 util.encodings: Perform validation of UTF-8 strings before passing to libidn (Based on code from the utf8 library in Lua 5.3)
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175 * Decode one UTF-8 sequence, returning NULL if byte sequence is invalid.
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176 */
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177 static const char *utf8_decode(const char *o, int *val) {
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178 static const unsigned int limits[] = {0xFF, 0x7F, 0x7FF, 0xFFFF};
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179 const unsigned char *s = (const unsigned char *)o;
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180 unsigned int c = s[0];
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181 unsigned int res = 0; /* final result */
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182
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183 if(c < 0x80) { /* ascii? */
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184 res = c;
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185 } else {
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186 int count = 0; /* to count number of continuation bytes */
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187
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188 while(c & 0x40) { /* still have continuation bytes? */
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189 int cc = s[++count]; /* read next byte */
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190
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191 if((cc & 0xC0) != 0x80) { /* not a continuation byte? */
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192 return NULL; /* invalid byte sequence */
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193 }
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194
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195 res = (res << 6) | (cc & 0x3F); /* add lower 6 bits from cont. byte */
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196 c <<= 1; /* to test next bit */
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197 }
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198
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199 res |= ((c & 0x7F) << (count * 5)); /* add first byte */
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200
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diff changeset
201 if(count > 3 || res > MAXUNICODE || res <= limits[count] || (0xd800 <= res && res <= 0xdfff)) {
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202 return NULL; /* invalid byte sequence */
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203 }
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204
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diff changeset
205 s += count; /* skip continuation bytes read */
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206 }
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207
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diff changeset
208 if(val) {
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209 *val = res;
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210 }
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211
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212 return (const char *)s + 1; /* +1 to include first byte */
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213 }
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214
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215 /*
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216 * Check that a string is valid UTF-8
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217 * Returns NULL if not
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218 */
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Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
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219 static const char *check_utf8(lua_State *L, int idx, size_t *l) {
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diff changeset
220 size_t pos, len;
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221 const char *s = luaL_checklstring(L, idx, &len);
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222 pos = 0;
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223
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224 while(pos <= len) {
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225 const char *s1 = utf8_decode(s + pos, NULL);
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226
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227 if(s1 == NULL) { /* conversion error? */
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228 return NULL;
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229 }
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230
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231 pos = s1 - s;
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232 }
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233
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234 if(l != NULL) {
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235 *l = len;
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236 }
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237
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238 return s;
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239 }
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240
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241 static int Lutf8_valid(lua_State *L) {
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242 lua_pushboolean(L, check_utf8(L, 1, NULL) != NULL);
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243 return 1;
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244 }
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245
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246 static int Lutf8_length(lua_State *L) {
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247 size_t len;
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248
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249 if(!check_utf8(L, 1, &len)) {
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250 luaL_pushfail(L);
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251 lua_pushliteral(L, "invalid utf8");
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252 return 2;
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253 }
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254
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255 lua_pushinteger(L, len);
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256 return 1;
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257 }
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258
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259 static const luaL_Reg Reg_utf8[] = {
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260 { "valid", Lutf8_valid },
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261 { "length", Lutf8_length },
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262 { NULL, NULL }
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263 };
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264
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diff changeset
265 /***************** STRINGPREP *****************/
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266 #ifdef USE_STRINGPREP_ICU
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267
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268 #include <unicode/usprep.h>
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269 #include <unicode/ustring.h>
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270 #include <unicode/utrace.h>
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271 #include <unicode/uspoof.h>
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diff changeset
272 #include <unicode/uidna.h>
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273
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274 static int icu_stringprep_prep(lua_State *L, const UStringPrepProfile *profile) {
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diff changeset
275 size_t input_len;
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276 int32_t unprepped_len, prepped_len, output_len;
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277 const char *input;
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diff changeset
278 char output[1024];
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279 int flags = USPREP_ALLOW_UNASSIGNED;
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280
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diff changeset
281 UChar unprepped[1024]; /* Temporary unicode buffer (1024 characters) */
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diff changeset
282 UChar prepped[1024];
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283
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284 UErrorCode err = U_ZERO_ERROR;
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285
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diff changeset
286 input = luaL_checklstring(L, 1, &input_len);
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287
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diff changeset
288 if(input_len >= 1024) {
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diff changeset
289 luaL_pushfail(L);
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diff changeset
290 return 1;
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291 }
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292
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diff changeset
293 /* strict */
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diff changeset
294 if(!lua_isnoneornil(L, 2)) {
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diff changeset
295 luaL_checktype(L, 2, LUA_TBOOLEAN);
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diff changeset
296 if(lua_toboolean(L, 2)) {
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diff changeset
297 flags = 0;
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diff changeset
298 }
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diff changeset
299 }
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300
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diff changeset
301 u_strFromUTF8(unprepped, 1024, &unprepped_len, input, input_len, &err);
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302
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diff changeset
303 if(U_FAILURE(err)) {
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diff changeset
304 luaL_pushfail(L);
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diff changeset
305 return 1;
7f789266b741 util.encodings: Check return values before proceeding
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diff changeset
306 }
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parents: 6608
diff changeset
307
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diff changeset
308 prepped_len = usprep_prepare(profile, unprepped, unprepped_len, prepped, 1024, flags, NULL, &err);
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309
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parents: 6608
diff changeset
310 if(U_FAILURE(err)) {
10921
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diff changeset
311 luaL_pushfail(L);
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312 return 1;
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diff changeset
313 } else {
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parents: 3764
diff changeset
314 u_strToUTF8(output, 1024, &output_len, prepped, prepped_len, &err);
6615
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315
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parents: 6608
diff changeset
316 if(U_SUCCESS(err) && output_len < 1024) {
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parents: 3764
diff changeset
317 lua_pushlstring(L, output, output_len);
6615
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diff changeset
318 } else {
10921
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diff changeset
319 luaL_pushfail(L);
6615
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diff changeset
320 }
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diff changeset
321
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322 return 1;
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
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323 }
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
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diff changeset
324 }
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
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diff changeset
325
10478
5e9a1a75f8a7 util.encodings: Don’t export unneeded symbols
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diff changeset
326 static UStringPrepProfile *icu_nameprep;
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diff changeset
327 static UStringPrepProfile *icu_nodeprep;
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diff changeset
328 static UStringPrepProfile *icu_resourceprep;
5e9a1a75f8a7 util.encodings: Don’t export unneeded symbols
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diff changeset
329 static UStringPrepProfile *icu_saslprep;
5e9a1a75f8a7 util.encodings: Don’t export unneeded symbols
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diff changeset
330 static USpoofChecker *icu_spoofcheck;
5e9a1a75f8a7 util.encodings: Don’t export unneeded symbols
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diff changeset
331 static UIDNA *icu_idna2008;
3762
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332
9979
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diff changeset
333 #if (U_ICU_VERSION_MAJOR_NUM < 58)
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diff changeset
334 /* COMPAT */
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diff changeset
335 #define USPOOF_CONFUSABLE (USPOOF_SINGLE_SCRIPT_CONFUSABLE | USPOOF_MIXED_SCRIPT_CONFUSABLE | USPOOF_WHOLE_SCRIPT_CONFUSABLE)
b06f6ff878ee util.encodings: Add compat with ICU before version 58
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diff changeset
336 #endif
b06f6ff878ee util.encodings: Add compat with ICU before version 58
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337
3762
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338 /* initialize global ICU stringprep profiles */
10478
5e9a1a75f8a7 util.encodings: Don’t export unneeded symbols
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diff changeset
339 static void init_icu(void) {
3762
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diff changeset
340 UErrorCode err = U_ZERO_ERROR;
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
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diff changeset
341 utrace_setLevel(UTRACE_VERBOSE);
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
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diff changeset
342 icu_nameprep = usprep_openByType(USPREP_RFC3491_NAMEPREP, &err);
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
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diff changeset
343 icu_nodeprep = usprep_openByType(USPREP_RFC3920_NODEPREP, &err);
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
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diff changeset
344 icu_resourceprep = usprep_openByType(USPREP_RFC3920_RESOURCEPREP, &err);
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diff changeset
345 icu_saslprep = usprep_openByType(USPREP_RFC4013_SASLPREP, &err);
9976
0e2f663d0714 util.encodings: Add binding to confusables skeleton function in ICU
Kim Alvefur <zash@zash.se>
parents: 9973
diff changeset
346 icu_spoofcheck = uspoof_open(&err);
0e2f663d0714 util.encodings: Add binding to confusables skeleton function in ICU
Kim Alvefur <zash@zash.se>
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diff changeset
347 uspoof_setChecks(icu_spoofcheck, USPOOF_CONFUSABLE, &err);
10262
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Kim Alvefur <zash@zash.se>
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diff changeset
348 int options = UIDNA_DEFAULT;
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diff changeset
349 #if 0
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350 /* COMPAT with future Unicode versions */
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diff changeset
351 options |= UIDNA_ALLOW_UNASSIGNED;
b1209bc15cd1 util.encodings: Spell out all IDNA 2008 options ICU has
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diff changeset
352 #endif
b1209bc15cd1 util.encodings: Spell out all IDNA 2008 options ICU has
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diff changeset
353 #if 1
b1209bc15cd1 util.encodings: Spell out all IDNA 2008 options ICU has
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diff changeset
354 /* Forbid eg labels starting with _ */
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diff changeset
355 options |= UIDNA_USE_STD3_RULES;
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diff changeset
356 #endif
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diff changeset
357 #if 0
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358 /* TODO determine if we need this */
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diff changeset
359 options |= UIDNA_CHECK_BIDI;
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Kim Alvefur <zash@zash.se>
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diff changeset
360 #endif
b1209bc15cd1 util.encodings: Spell out all IDNA 2008 options ICU has
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diff changeset
361 #if 0
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diff changeset
362 /* UTS46 makes it sound like these are the responsibility of registrars */
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Kim Alvefur <zash@zash.se>
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diff changeset
363 options |= UIDNA_CHECK_CONTEXTJ;
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Kim Alvefur <zash@zash.se>
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diff changeset
364 options |= UIDNA_CHECK_CONTEXTO;
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Kim Alvefur <zash@zash.se>
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diff changeset
365 #endif
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diff changeset
366 #if 0
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diff changeset
367 /* This disables COMPAT with IDNA 2003 */
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diff changeset
368 options |= UIDNA_NONTRANSITIONAL_TO_ASCII;
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diff changeset
369 options |= UIDNA_NONTRANSITIONAL_TO_UNICODE;
b1209bc15cd1 util.encodings: Spell out all IDNA 2008 options ICU has
Kim Alvefur <zash@zash.se>
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diff changeset
370 #endif
b1209bc15cd1 util.encodings: Spell out all IDNA 2008 options ICU has
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diff changeset
371 icu_idna2008 = uidna_openUTS46(options, &err);
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372
8e4572a642cb util-src/*.c: astyle --indent=tab --brackets=attach --indent-switches --break-blocks --pad-oper --unpad-paren --add-brackets --align-pointer=type --lineend=linux
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diff changeset
373 if(U_FAILURE(err)) {
10479
d362934437eb util.encodings: Remove redundant cast
Emmanuel Gil Peyrot <linkmauve@linkmauve.fr>
parents: 10478
diff changeset
374 fprintf(stderr, "[c] util.encodings: error: %s\n", u_errorName(err));
6615
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diff changeset
375 }
3762
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diff changeset
376 }
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
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diff changeset
377
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
Tobias Markmann <tm@ayena.de>
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diff changeset
378 #define MAKE_PREP_FUNC(myFunc, prep) \
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
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diff changeset
379 static int myFunc(lua_State *L) { return icu_stringprep_prep(L, prep); }
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
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diff changeset
380
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
Tobias Markmann <tm@ayena.de>
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diff changeset
381 MAKE_PREP_FUNC(Lstringprep_nameprep, icu_nameprep) /** stringprep.nameprep(s) */
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
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parents: 2923
diff changeset
382 MAKE_PREP_FUNC(Lstringprep_nodeprep, icu_nodeprep) /** stringprep.nodeprep(s) */
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
Tobias Markmann <tm@ayena.de>
parents: 2923
diff changeset
383 MAKE_PREP_FUNC(Lstringprep_resourceprep, icu_resourceprep) /** stringprep.resourceprep(s) */
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
Tobias Markmann <tm@ayena.de>
parents: 2923
diff changeset
384 MAKE_PREP_FUNC(Lstringprep_saslprep, icu_saslprep) /** stringprep.saslprep(s) */
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
Tobias Markmann <tm@ayena.de>
parents: 2923
diff changeset
385
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Kim Alvefur <zash@zash.se>
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diff changeset
386 static const luaL_Reg Reg_stringprep[] = {
3762
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
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parents: 2923
diff changeset
387 { "nameprep", Lstringprep_nameprep },
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
Tobias Markmann <tm@ayena.de>
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diff changeset
388 { "nodeprep", Lstringprep_nodeprep },
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
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diff changeset
389 { "resourceprep", Lstringprep_resourceprep },
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
Tobias Markmann <tm@ayena.de>
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diff changeset
390 { "saslprep", Lstringprep_saslprep },
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
Tobias Markmann <tm@ayena.de>
parents: 2923
diff changeset
391 { NULL, NULL }
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
Tobias Markmann <tm@ayena.de>
parents: 2923
diff changeset
392 };
4272
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
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diff changeset
393 #else /* USE_STRINGPREP_ICU */
3762
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
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diff changeset
394
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
Tobias Markmann <tm@ayena.de>
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diff changeset
395 /****************** libidn ********************/
3769
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Matthew Wild <mwild1@gmail.com>
parents: 3764
diff changeset
396
4272
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
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diff changeset
397 #include <stringprep.h>
3769
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Matthew Wild <mwild1@gmail.com>
parents: 3764
diff changeset
398
7889
b8d694646597 util-src/*.c: Attach pointer * to name instead of type
Kim Alvefur <zash@zash.se>
parents: 7835
diff changeset
399 static int stringprep_prep(lua_State *L, const Stringprep_profile *profile) {
766
433a5226267f Licensing/version updates for some files (forgot to commit, doh...)
Matthew Wild <mwild1@gmail.com>
parents: 601
diff changeset
400 size_t len;
7889
b8d694646597 util-src/*.c: Attach pointer * to name instead of type
Kim Alvefur <zash@zash.se>
parents: 7835
diff changeset
401 const char *s;
4272
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
402 char string[1024];
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
403 int ret;
10357
72e6d0d7ff9b util.encodings: Optional strict flag to stringprep
Kim Alvefur <zash@zash.se>
parents: 10262
diff changeset
404 Stringprep_profile_flags flags = 0;
6615
8e4572a642cb util-src/*.c: astyle --indent=tab --brackets=attach --indent-switches --break-blocks --pad-oper --unpad-paren --add-brackets --align-pointer=type --lineend=linux
Kim Alvefur <zash@zash.se>
parents: 6608
diff changeset
405
6591
fe3018a2f187 util.encodings: Perform validation of UTF-8 strings before passing to libidn (Based on code from the utf8 library in Lua 5.3)
Kim Alvefur <zash@zash.se>
parents: 4302
diff changeset
406 s = check_utf8(L, 1, &len);
6615
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Kim Alvefur <zash@zash.se>
parents: 6608
diff changeset
407
10357
72e6d0d7ff9b util.encodings: Optional strict flag to stringprep
Kim Alvefur <zash@zash.se>
parents: 10262
diff changeset
408 /* strict */
10359
4ef785f45aa2 util.encodings: Strictly verify that the 'strict' *prep argument is a boolean
Kim Alvefur <zash@zash.se>
parents: 10357
diff changeset
409 if(!lua_isnoneornil(L, 2)) {
4ef785f45aa2 util.encodings: Strictly verify that the 'strict' *prep argument is a boolean
Kim Alvefur <zash@zash.se>
parents: 10357
diff changeset
410 luaL_checktype(L, 2, LUA_TBOOLEAN);
4ef785f45aa2 util.encodings: Strictly verify that the 'strict' *prep argument is a boolean
Kim Alvefur <zash@zash.se>
parents: 10357
diff changeset
411 if(lua_toboolean(L, 2)) {
4ef785f45aa2 util.encodings: Strictly verify that the 'strict' *prep argument is a boolean
Kim Alvefur <zash@zash.se>
parents: 10357
diff changeset
412 flags = STRINGPREP_NO_UNASSIGNED;
4ef785f45aa2 util.encodings: Strictly verify that the 'strict' *prep argument is a boolean
Kim Alvefur <zash@zash.se>
parents: 10357
diff changeset
413 }
10357
72e6d0d7ff9b util.encodings: Optional strict flag to stringprep
Kim Alvefur <zash@zash.se>
parents: 10262
diff changeset
414 }
72e6d0d7ff9b util.encodings: Optional strict flag to stringprep
Kim Alvefur <zash@zash.se>
parents: 10262
diff changeset
415
6615
8e4572a642cb util-src/*.c: astyle --indent=tab --brackets=attach --indent-switches --break-blocks --pad-oper --unpad-paren --add-brackets --align-pointer=type --lineend=linux
Kim Alvefur <zash@zash.se>
parents: 6608
diff changeset
416 if(s == NULL || len >= 1024 || len != strlen(s)) {
10921
6eb5d2bb11af util-src: Use the luaL_pushfail API added in Lua 5.4 to highlight all failure conditions
Kim Alvefur <zash@zash.se>
parents: 10479
diff changeset
417 luaL_pushfail(L);
4272
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
418 return 1; /* TODO return error message */
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
419 }
6615
8e4572a642cb util-src/*.c: astyle --indent=tab --brackets=attach --indent-switches --break-blocks --pad-oper --unpad-paren --add-brackets --align-pointer=type --lineend=linux
Kim Alvefur <zash@zash.se>
parents: 6608
diff changeset
420
4272
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
421 strcpy(string, s);
10357
72e6d0d7ff9b util.encodings: Optional strict flag to stringprep
Kim Alvefur <zash@zash.se>
parents: 10262
diff changeset
422 ret = stringprep(string, 1024, flags, profile);
6615
8e4572a642cb util-src/*.c: astyle --indent=tab --brackets=attach --indent-switches --break-blocks --pad-oper --unpad-paren --add-brackets --align-pointer=type --lineend=linux
Kim Alvefur <zash@zash.se>
parents: 6608
diff changeset
423
8e4572a642cb util-src/*.c: astyle --indent=tab --brackets=attach --indent-switches --break-blocks --pad-oper --unpad-paren --add-brackets --align-pointer=type --lineend=linux
Kim Alvefur <zash@zash.se>
parents: 6608
diff changeset
424 if(ret == STRINGPREP_OK) {
4272
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
425 lua_pushstring(L, string);
766
433a5226267f Licensing/version updates for some files (forgot to commit, doh...)
Matthew Wild <mwild1@gmail.com>
parents: 601
diff changeset
426 return 1;
433a5226267f Licensing/version updates for some files (forgot to commit, doh...)
Matthew Wild <mwild1@gmail.com>
parents: 601
diff changeset
427 } else {
10921
6eb5d2bb11af util-src: Use the luaL_pushfail API added in Lua 5.4 to highlight all failure conditions
Kim Alvefur <zash@zash.se>
parents: 10479
diff changeset
428 luaL_pushfail(L);
3965
4ae4b2c0e99d util.encodings: Switch comment styles to build ok as ANSI C
Matthew Wild <mwild1@gmail.com>
parents: 3769
diff changeset
429 return 1; /* TODO return error message */
766
433a5226267f Licensing/version updates for some files (forgot to commit, doh...)
Matthew Wild <mwild1@gmail.com>
parents: 601
diff changeset
430 }
433a5226267f Licensing/version updates for some files (forgot to commit, doh...)
Matthew Wild <mwild1@gmail.com>
parents: 601
diff changeset
431 }
433a5226267f Licensing/version updates for some files (forgot to commit, doh...)
Matthew Wild <mwild1@gmail.com>
parents: 601
diff changeset
432
4272
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
433 #define MAKE_PREP_FUNC(myFunc, prep) \
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
434 static int myFunc(lua_State *L) { return stringprep_prep(L, prep); }
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
435
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
436 MAKE_PREP_FUNC(Lstringprep_nameprep, stringprep_nameprep) /** stringprep.nameprep(s) */
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
437 MAKE_PREP_FUNC(Lstringprep_nodeprep, stringprep_xmpp_nodeprep) /** stringprep.nodeprep(s) */
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
438 MAKE_PREP_FUNC(Lstringprep_resourceprep, stringprep_xmpp_resourceprep) /** stringprep.resourceprep(s) */
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
439 MAKE_PREP_FUNC(Lstringprep_saslprep, stringprep_saslprep) /** stringprep.saslprep(s) */
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
440
6615
8e4572a642cb util-src/*.c: astyle --indent=tab --brackets=attach --indent-switches --break-blocks --pad-oper --unpad-paren --add-brackets --align-pointer=type --lineend=linux
Kim Alvefur <zash@zash.se>
parents: 6608
diff changeset
441 static const luaL_Reg Reg_stringprep[] = {
4272
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
442 { "nameprep", Lstringprep_nameprep },
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
443 { "nodeprep", Lstringprep_nodeprep },
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
444 { "resourceprep", Lstringprep_resourceprep },
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
445 { "saslprep", Lstringprep_saslprep },
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
446 { NULL, NULL }
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
447 };
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
448 #endif
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
449
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
450 /***************** IDNA *****************/
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
451 #ifdef USE_STRINGPREP_ICU
3762
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
Tobias Markmann <tm@ayena.de>
parents: 2923
diff changeset
452 #include <unicode/ustdio.h>
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
Tobias Markmann <tm@ayena.de>
parents: 2923
diff changeset
453 #include <unicode/uidna.h>
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
Tobias Markmann <tm@ayena.de>
parents: 2923
diff changeset
454 /* IDNA2003 or IDNA2008 ? ? ? */
7889
b8d694646597 util-src/*.c: Attach pointer * to name instead of type
Kim Alvefur <zash@zash.se>
parents: 7835
diff changeset
455 static int Lidna_to_ascii(lua_State *L) { /** idna.to_ascii(s) */
3762
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
Tobias Markmann <tm@ayena.de>
parents: 2923
diff changeset
456 size_t len;
3769
9338d0785277 util-src/Makefile, util-src/encodings.c{,pp}: Port ICU code to C, rename encodings.cpp back to .c and amend the Makefile accordingly
Matthew Wild <mwild1@gmail.com>
parents: 3764
diff changeset
457 int32_t ulen, dest_len, output_len;
7889
b8d694646597 util-src/*.c: Attach pointer * to name instead of type
Kim Alvefur <zash@zash.se>
parents: 7835
diff changeset
458 const char *s = luaL_checklstring(L, 1, &len);
3769
9338d0785277 util-src/Makefile, util-src/encodings.c{,pp}: Port ICU code to C, rename encodings.cpp back to .c and amend the Makefile accordingly
Matthew Wild <mwild1@gmail.com>
parents: 3764
diff changeset
459 UChar ustr[1024];
3762
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
Tobias Markmann <tm@ayena.de>
parents: 2923
diff changeset
460 UErrorCode err = U_ZERO_ERROR;
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
Tobias Markmann <tm@ayena.de>
parents: 2923
diff changeset
461 UChar dest[1024];
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
Tobias Markmann <tm@ayena.de>
parents: 2923
diff changeset
462 char output[1024];
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
Tobias Markmann <tm@ayena.de>
parents: 2923
diff changeset
463
3769
9338d0785277 util-src/Makefile, util-src/encodings.c{,pp}: Port ICU code to C, rename encodings.cpp back to .c and amend the Makefile accordingly
Matthew Wild <mwild1@gmail.com>
parents: 3764
diff changeset
464 u_strFromUTF8(ustr, 1024, &ulen, s, len, &err);
6615
8e4572a642cb util-src/*.c: astyle --indent=tab --brackets=attach --indent-switches --break-blocks --pad-oper --unpad-paren --add-brackets --align-pointer=type --lineend=linux
Kim Alvefur <zash@zash.se>
parents: 6608
diff changeset
465
8e4572a642cb util-src/*.c: astyle --indent=tab --brackets=attach --indent-switches --break-blocks --pad-oper --unpad-paren --add-brackets --align-pointer=type --lineend=linux
Kim Alvefur <zash@zash.se>
parents: 6608
diff changeset
466 if(U_FAILURE(err)) {
10921
6eb5d2bb11af util-src: Use the luaL_pushfail API added in Lua 5.4 to highlight all failure conditions
Kim Alvefur <zash@zash.se>
parents: 10479
diff changeset
467 luaL_pushfail(L);
4273
7f789266b741 util.encodings: Check return values before proceeding
Paul Aurich <paul@darkrain42.org>
parents: 4272
diff changeset
468 return 1;
7f789266b741 util.encodings: Check return values before proceeding
Paul Aurich <paul@darkrain42.org>
parents: 4272
diff changeset
469 }
7f789266b741 util.encodings: Check return values before proceeding
Paul Aurich <paul@darkrain42.org>
parents: 4272
diff changeset
470
10261
010c67532ed0 util.encodings: Switch ICU binding to IDNA2008 (fixes #533, #1301)
Kim Alvefur <zash@zash.se>
parents: 10006
diff changeset
471 UIDNAInfo info = UIDNA_INFO_INITIALIZER;
010c67532ed0 util.encodings: Switch ICU binding to IDNA2008 (fixes #533, #1301)
Kim Alvefur <zash@zash.se>
parents: 10006
diff changeset
472 dest_len = uidna_nameToASCII(icu_idna2008, ustr, ulen, dest, 256, &info, &err);
6615
8e4572a642cb util-src/*.c: astyle --indent=tab --brackets=attach --indent-switches --break-blocks --pad-oper --unpad-paren --add-brackets --align-pointer=type --lineend=linux
Kim Alvefur <zash@zash.se>
parents: 6608
diff changeset
473
10261
010c67532ed0 util.encodings: Switch ICU binding to IDNA2008 (fixes #533, #1301)
Kim Alvefur <zash@zash.se>
parents: 10006
diff changeset
474 if(U_FAILURE(err) || info.errors) {
10921
6eb5d2bb11af util-src: Use the luaL_pushfail API added in Lua 5.4 to highlight all failure conditions
Kim Alvefur <zash@zash.se>
parents: 10479
diff changeset
475 luaL_pushfail(L);
3762
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
Tobias Markmann <tm@ayena.de>
parents: 2923
diff changeset
476 return 1;
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
Tobias Markmann <tm@ayena.de>
parents: 2923
diff changeset
477 } else {
3769
9338d0785277 util-src/Makefile, util-src/encodings.c{,pp}: Port ICU code to C, rename encodings.cpp back to .c and amend the Makefile accordingly
Matthew Wild <mwild1@gmail.com>
parents: 3764
diff changeset
478 u_strToUTF8(output, 1024, &output_len, dest, dest_len, &err);
6615
8e4572a642cb util-src/*.c: astyle --indent=tab --brackets=attach --indent-switches --break-blocks --pad-oper --unpad-paren --add-brackets --align-pointer=type --lineend=linux
Kim Alvefur <zash@zash.se>
parents: 6608
diff changeset
479
8e4572a642cb util-src/*.c: astyle --indent=tab --brackets=attach --indent-switches --break-blocks --pad-oper --unpad-paren --add-brackets --align-pointer=type --lineend=linux
Kim Alvefur <zash@zash.se>
parents: 6608
diff changeset
480 if(U_SUCCESS(err) && output_len < 1024) {
3769
9338d0785277 util-src/Makefile, util-src/encodings.c{,pp}: Port ICU code to C, rename encodings.cpp back to .c and amend the Makefile accordingly
Matthew Wild <mwild1@gmail.com>
parents: 3764
diff changeset
481 lua_pushlstring(L, output, output_len);
6615
8e4572a642cb util-src/*.c: astyle --indent=tab --brackets=attach --indent-switches --break-blocks --pad-oper --unpad-paren --add-brackets --align-pointer=type --lineend=linux
Kim Alvefur <zash@zash.se>
parents: 6608
diff changeset
482 } else {
10921
6eb5d2bb11af util-src: Use the luaL_pushfail API added in Lua 5.4 to highlight all failure conditions
Kim Alvefur <zash@zash.se>
parents: 10479
diff changeset
483 luaL_pushfail(L);
6615
8e4572a642cb util-src/*.c: astyle --indent=tab --brackets=attach --indent-switches --break-blocks --pad-oper --unpad-paren --add-brackets --align-pointer=type --lineend=linux
Kim Alvefur <zash@zash.se>
parents: 6608
diff changeset
484 }
8e4572a642cb util-src/*.c: astyle --indent=tab --brackets=attach --indent-switches --break-blocks --pad-oper --unpad-paren --add-brackets --align-pointer=type --lineend=linux
Kim Alvefur <zash@zash.se>
parents: 6608
diff changeset
485
3762
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
Tobias Markmann <tm@ayena.de>
parents: 2923
diff changeset
486 return 1;
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
Tobias Markmann <tm@ayena.de>
parents: 2923
diff changeset
487 }
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
Tobias Markmann <tm@ayena.de>
parents: 2923
diff changeset
488 }
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
Tobias Markmann <tm@ayena.de>
parents: 2923
diff changeset
489
7889
b8d694646597 util-src/*.c: Attach pointer * to name instead of type
Kim Alvefur <zash@zash.se>
parents: 7835
diff changeset
490 static int Lidna_to_unicode(lua_State *L) { /** idna.to_unicode(s) */
3762
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
Tobias Markmann <tm@ayena.de>
parents: 2923
diff changeset
491 size_t len;
3769
9338d0785277 util-src/Makefile, util-src/encodings.c{,pp}: Port ICU code to C, rename encodings.cpp back to .c and amend the Makefile accordingly
Matthew Wild <mwild1@gmail.com>
parents: 3764
diff changeset
492 int32_t ulen, dest_len, output_len;
7889
b8d694646597 util-src/*.c: Attach pointer * to name instead of type
Kim Alvefur <zash@zash.se>
parents: 7835
diff changeset
493 const char *s = luaL_checklstring(L, 1, &len);
4271
18d888c8c12d util.encodings: Fix idna.to_unicode
Paul Aurich <paul@darkrain42.org>
parents: 3965
diff changeset
494 UChar ustr[1024];
3762
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
Tobias Markmann <tm@ayena.de>
parents: 2923
diff changeset
495 UErrorCode err = U_ZERO_ERROR;
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
Tobias Markmann <tm@ayena.de>
parents: 2923
diff changeset
496 UChar dest[1024];
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
Tobias Markmann <tm@ayena.de>
parents: 2923
diff changeset
497 char output[1024];
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
Tobias Markmann <tm@ayena.de>
parents: 2923
diff changeset
498
3769
9338d0785277 util-src/Makefile, util-src/encodings.c{,pp}: Port ICU code to C, rename encodings.cpp back to .c and amend the Makefile accordingly
Matthew Wild <mwild1@gmail.com>
parents: 3764
diff changeset
499 u_strFromUTF8(ustr, 1024, &ulen, s, len, &err);
6615
8e4572a642cb util-src/*.c: astyle --indent=tab --brackets=attach --indent-switches --break-blocks --pad-oper --unpad-paren --add-brackets --align-pointer=type --lineend=linux
Kim Alvefur <zash@zash.se>
parents: 6608
diff changeset
500
8e4572a642cb util-src/*.c: astyle --indent=tab --brackets=attach --indent-switches --break-blocks --pad-oper --unpad-paren --add-brackets --align-pointer=type --lineend=linux
Kim Alvefur <zash@zash.se>
parents: 6608
diff changeset
501 if(U_FAILURE(err)) {
10921
6eb5d2bb11af util-src: Use the luaL_pushfail API added in Lua 5.4 to highlight all failure conditions
Kim Alvefur <zash@zash.se>
parents: 10479
diff changeset
502 luaL_pushfail(L);
4273
7f789266b741 util.encodings: Check return values before proceeding
Paul Aurich <paul@darkrain42.org>
parents: 4272
diff changeset
503 return 1;
7f789266b741 util.encodings: Check return values before proceeding
Paul Aurich <paul@darkrain42.org>
parents: 4272
diff changeset
504 }
7f789266b741 util.encodings: Check return values before proceeding
Paul Aurich <paul@darkrain42.org>
parents: 4272
diff changeset
505
10261
010c67532ed0 util.encodings: Switch ICU binding to IDNA2008 (fixes #533, #1301)
Kim Alvefur <zash@zash.se>
parents: 10006
diff changeset
506 UIDNAInfo info = UIDNA_INFO_INITIALIZER;
010c67532ed0 util.encodings: Switch ICU binding to IDNA2008 (fixes #533, #1301)
Kim Alvefur <zash@zash.se>
parents: 10006
diff changeset
507 dest_len = uidna_nameToUnicode(icu_idna2008, ustr, ulen, dest, 1024, &info, &err);
6615
8e4572a642cb util-src/*.c: astyle --indent=tab --brackets=attach --indent-switches --break-blocks --pad-oper --unpad-paren --add-brackets --align-pointer=type --lineend=linux
Kim Alvefur <zash@zash.se>
parents: 6608
diff changeset
508
10261
010c67532ed0 util.encodings: Switch ICU binding to IDNA2008 (fixes #533, #1301)
Kim Alvefur <zash@zash.se>
parents: 10006
diff changeset
509 if(U_FAILURE(err) || info.errors) {
10921
6eb5d2bb11af util-src: Use the luaL_pushfail API added in Lua 5.4 to highlight all failure conditions
Kim Alvefur <zash@zash.se>
parents: 10479
diff changeset
510 luaL_pushfail(L);
3762
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
Tobias Markmann <tm@ayena.de>
parents: 2923
diff changeset
511 return 1;
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
Tobias Markmann <tm@ayena.de>
parents: 2923
diff changeset
512 } else {
3769
9338d0785277 util-src/Makefile, util-src/encodings.c{,pp}: Port ICU code to C, rename encodings.cpp back to .c and amend the Makefile accordingly
Matthew Wild <mwild1@gmail.com>
parents: 3764
diff changeset
513 u_strToUTF8(output, 1024, &output_len, dest, dest_len, &err);
6615
8e4572a642cb util-src/*.c: astyle --indent=tab --brackets=attach --indent-switches --break-blocks --pad-oper --unpad-paren --add-brackets --align-pointer=type --lineend=linux
Kim Alvefur <zash@zash.se>
parents: 6608
diff changeset
514
8e4572a642cb util-src/*.c: astyle --indent=tab --brackets=attach --indent-switches --break-blocks --pad-oper --unpad-paren --add-brackets --align-pointer=type --lineend=linux
Kim Alvefur <zash@zash.se>
parents: 6608
diff changeset
515 if(U_SUCCESS(err) && output_len < 1024) {
3769
9338d0785277 util-src/Makefile, util-src/encodings.c{,pp}: Port ICU code to C, rename encodings.cpp back to .c and amend the Makefile accordingly
Matthew Wild <mwild1@gmail.com>
parents: 3764
diff changeset
516 lua_pushlstring(L, output, output_len);
6615
8e4572a642cb util-src/*.c: astyle --indent=tab --brackets=attach --indent-switches --break-blocks --pad-oper --unpad-paren --add-brackets --align-pointer=type --lineend=linux
Kim Alvefur <zash@zash.se>
parents: 6608
diff changeset
517 } else {
10921
6eb5d2bb11af util-src: Use the luaL_pushfail API added in Lua 5.4 to highlight all failure conditions
Kim Alvefur <zash@zash.se>
parents: 10479
diff changeset
518 luaL_pushfail(L);
6615
8e4572a642cb util-src/*.c: astyle --indent=tab --brackets=attach --indent-switches --break-blocks --pad-oper --unpad-paren --add-brackets --align-pointer=type --lineend=linux
Kim Alvefur <zash@zash.se>
parents: 6608
diff changeset
519 }
8e4572a642cb util-src/*.c: astyle --indent=tab --brackets=attach --indent-switches --break-blocks --pad-oper --unpad-paren --add-brackets --align-pointer=type --lineend=linux
Kim Alvefur <zash@zash.se>
parents: 6608
diff changeset
520
3762
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
Tobias Markmann <tm@ayena.de>
parents: 2923
diff changeset
521 return 1;
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
Tobias Markmann <tm@ayena.de>
parents: 2923
diff changeset
522 }
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
Tobias Markmann <tm@ayena.de>
parents: 2923
diff changeset
523 }
4272
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
524
9976
0e2f663d0714 util.encodings: Add binding to confusables skeleton function in ICU
Kim Alvefur <zash@zash.se>
parents: 9973
diff changeset
525 static int Lskeleton(lua_State *L) {
0e2f663d0714 util.encodings: Add binding to confusables skeleton function in ICU
Kim Alvefur <zash@zash.se>
parents: 9973
diff changeset
526 size_t len;
0e2f663d0714 util.encodings: Add binding to confusables skeleton function in ICU
Kim Alvefur <zash@zash.se>
parents: 9973
diff changeset
527 int32_t ulen, dest_len, output_len;
0e2f663d0714 util.encodings: Add binding to confusables skeleton function in ICU
Kim Alvefur <zash@zash.se>
parents: 9973
diff changeset
528 const char *s = luaL_checklstring(L, 1, &len);
0e2f663d0714 util.encodings: Add binding to confusables skeleton function in ICU
Kim Alvefur <zash@zash.se>
parents: 9973
diff changeset
529 UErrorCode err = U_ZERO_ERROR;
0e2f663d0714 util.encodings: Add binding to confusables skeleton function in ICU
Kim Alvefur <zash@zash.se>
parents: 9973
diff changeset
530 UChar ustr[1024];
0e2f663d0714 util.encodings: Add binding to confusables skeleton function in ICU
Kim Alvefur <zash@zash.se>
parents: 9973
diff changeset
531 UChar dest[1024];
0e2f663d0714 util.encodings: Add binding to confusables skeleton function in ICU
Kim Alvefur <zash@zash.se>
parents: 9973
diff changeset
532 char output[1024];
0e2f663d0714 util.encodings: Add binding to confusables skeleton function in ICU
Kim Alvefur <zash@zash.se>
parents: 9973
diff changeset
533
0e2f663d0714 util.encodings: Add binding to confusables skeleton function in ICU
Kim Alvefur <zash@zash.se>
parents: 9973
diff changeset
534 u_strFromUTF8(ustr, 1024, &ulen, s, len, &err);
0e2f663d0714 util.encodings: Add binding to confusables skeleton function in ICU
Kim Alvefur <zash@zash.se>
parents: 9973
diff changeset
535
0e2f663d0714 util.encodings: Add binding to confusables skeleton function in ICU
Kim Alvefur <zash@zash.se>
parents: 9973
diff changeset
536 if(U_FAILURE(err)) {
10921
6eb5d2bb11af util-src: Use the luaL_pushfail API added in Lua 5.4 to highlight all failure conditions
Kim Alvefur <zash@zash.se>
parents: 10479
diff changeset
537 luaL_pushfail(L);
9976
0e2f663d0714 util.encodings: Add binding to confusables skeleton function in ICU
Kim Alvefur <zash@zash.se>
parents: 9973
diff changeset
538 return 1;
0e2f663d0714 util.encodings: Add binding to confusables skeleton function in ICU
Kim Alvefur <zash@zash.se>
parents: 9973
diff changeset
539 }
0e2f663d0714 util.encodings: Add binding to confusables skeleton function in ICU
Kim Alvefur <zash@zash.se>
parents: 9973
diff changeset
540
0e2f663d0714 util.encodings: Add binding to confusables skeleton function in ICU
Kim Alvefur <zash@zash.se>
parents: 9973
diff changeset
541 dest_len = uspoof_getSkeleton(icu_spoofcheck, 0, ustr, ulen, dest, 1024, &err);
0e2f663d0714 util.encodings: Add binding to confusables skeleton function in ICU
Kim Alvefur <zash@zash.se>
parents: 9973
diff changeset
542
0e2f663d0714 util.encodings: Add binding to confusables skeleton function in ICU
Kim Alvefur <zash@zash.se>
parents: 9973
diff changeset
543 if(U_FAILURE(err)) {
10921
6eb5d2bb11af util-src: Use the luaL_pushfail API added in Lua 5.4 to highlight all failure conditions
Kim Alvefur <zash@zash.se>
parents: 10479
diff changeset
544 luaL_pushfail(L);
9976
0e2f663d0714 util.encodings: Add binding to confusables skeleton function in ICU
Kim Alvefur <zash@zash.se>
parents: 9973
diff changeset
545 return 1;
0e2f663d0714 util.encodings: Add binding to confusables skeleton function in ICU
Kim Alvefur <zash@zash.se>
parents: 9973
diff changeset
546 }
0e2f663d0714 util.encodings: Add binding to confusables skeleton function in ICU
Kim Alvefur <zash@zash.se>
parents: 9973
diff changeset
547
0e2f663d0714 util.encodings: Add binding to confusables skeleton function in ICU
Kim Alvefur <zash@zash.se>
parents: 9973
diff changeset
548 u_strToUTF8(output, 1024, &output_len, dest, dest_len, &err);
0e2f663d0714 util.encodings: Add binding to confusables skeleton function in ICU
Kim Alvefur <zash@zash.se>
parents: 9973
diff changeset
549
0e2f663d0714 util.encodings: Add binding to confusables skeleton function in ICU
Kim Alvefur <zash@zash.se>
parents: 9973
diff changeset
550 if(U_SUCCESS(err)) {
0e2f663d0714 util.encodings: Add binding to confusables skeleton function in ICU
Kim Alvefur <zash@zash.se>
parents: 9973
diff changeset
551 lua_pushlstring(L, output, output_len);
0e2f663d0714 util.encodings: Add binding to confusables skeleton function in ICU
Kim Alvefur <zash@zash.se>
parents: 9973
diff changeset
552 return 1;
0e2f663d0714 util.encodings: Add binding to confusables skeleton function in ICU
Kim Alvefur <zash@zash.se>
parents: 9973
diff changeset
553 }
0e2f663d0714 util.encodings: Add binding to confusables skeleton function in ICU
Kim Alvefur <zash@zash.se>
parents: 9973
diff changeset
554
10921
6eb5d2bb11af util-src: Use the luaL_pushfail API added in Lua 5.4 to highlight all failure conditions
Kim Alvefur <zash@zash.se>
parents: 10479
diff changeset
555 luaL_pushfail(L);
9976
0e2f663d0714 util.encodings: Add binding to confusables skeleton function in ICU
Kim Alvefur <zash@zash.se>
parents: 9973
diff changeset
556 return 1;
0e2f663d0714 util.encodings: Add binding to confusables skeleton function in ICU
Kim Alvefur <zash@zash.se>
parents: 9973
diff changeset
557 }
0e2f663d0714 util.encodings: Add binding to confusables skeleton function in ICU
Kim Alvefur <zash@zash.se>
parents: 9973
diff changeset
558
4272
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
559 #else /* USE_STRINGPREP_ICU */
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
560 /****************** libidn ********************/
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
561
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
562 #include <idna.h>
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
563 #include <idn-free.h>
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
564
7889
b8d694646597 util-src/*.c: Attach pointer * to name instead of type
Kim Alvefur <zash@zash.se>
parents: 7835
diff changeset
565 static int Lidna_to_ascii(lua_State *L) { /** idna.to_ascii(s) */
4272
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
566 size_t len;
7889
b8d694646597 util-src/*.c: Attach pointer * to name instead of type
Kim Alvefur <zash@zash.se>
parents: 7835
diff changeset
567 const char *s = check_utf8(L, 1, &len);
b8d694646597 util-src/*.c: Attach pointer * to name instead of type
Kim Alvefur <zash@zash.se>
parents: 7835
diff changeset
568 char *output = NULL;
6643
127b9f0c6135 util.encodings: Move declarations to top of function [pedantic]
Kim Alvefur <zash@zash.se>
parents: 6615
diff changeset
569 int ret;
6615
8e4572a642cb util-src/*.c: astyle --indent=tab --brackets=attach --indent-switches --break-blocks --pad-oper --unpad-paren --add-brackets --align-pointer=type --lineend=linux
Kim Alvefur <zash@zash.se>
parents: 6608
diff changeset
570
8e4572a642cb util-src/*.c: astyle --indent=tab --brackets=attach --indent-switches --break-blocks --pad-oper --unpad-paren --add-brackets --align-pointer=type --lineend=linux
Kim Alvefur <zash@zash.se>
parents: 6608
diff changeset
571 if(s == NULL || len != strlen(s)) {
10921
6eb5d2bb11af util-src: Use the luaL_pushfail API added in Lua 5.4 to highlight all failure conditions
Kim Alvefur <zash@zash.se>
parents: 10479
diff changeset
572 luaL_pushfail(L);
6591
fe3018a2f187 util.encodings: Perform validation of UTF-8 strings before passing to libidn (Based on code from the utf8 library in Lua 5.3)
Kim Alvefur <zash@zash.se>
parents: 4302
diff changeset
573 return 1; /* TODO return error message */
fe3018a2f187 util.encodings: Perform validation of UTF-8 strings before passing to libidn (Based on code from the utf8 library in Lua 5.3)
Kim Alvefur <zash@zash.se>
parents: 4302
diff changeset
574 }
6615
8e4572a642cb util-src/*.c: astyle --indent=tab --brackets=attach --indent-switches --break-blocks --pad-oper --unpad-paren --add-brackets --align-pointer=type --lineend=linux
Kim Alvefur <zash@zash.se>
parents: 6608
diff changeset
575
6643
127b9f0c6135 util.encodings: Move declarations to top of function [pedantic]
Kim Alvefur <zash@zash.se>
parents: 6615
diff changeset
576 ret = idna_to_ascii_8z(s, &output, IDNA_USE_STD3_ASCII_RULES);
6615
8e4572a642cb util-src/*.c: astyle --indent=tab --brackets=attach --indent-switches --break-blocks --pad-oper --unpad-paren --add-brackets --align-pointer=type --lineend=linux
Kim Alvefur <zash@zash.se>
parents: 6608
diff changeset
577
8e4572a642cb util-src/*.c: astyle --indent=tab --brackets=attach --indent-switches --break-blocks --pad-oper --unpad-paren --add-brackets --align-pointer=type --lineend=linux
Kim Alvefur <zash@zash.se>
parents: 6608
diff changeset
578 if(ret == IDNA_SUCCESS) {
4272
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
579 lua_pushstring(L, output);
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
580 idn_free(output);
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
581 return 1;
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
582 } else {
10921
6eb5d2bb11af util-src: Use the luaL_pushfail API added in Lua 5.4 to highlight all failure conditions
Kim Alvefur <zash@zash.se>
parents: 10479
diff changeset
583 luaL_pushfail(L);
4272
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
584 idn_free(output);
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
585 return 1; /* TODO return error message */
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
586 }
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
587 }
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
588
7889
b8d694646597 util-src/*.c: Attach pointer * to name instead of type
Kim Alvefur <zash@zash.se>
parents: 7835
diff changeset
589 static int Lidna_to_unicode(lua_State *L) { /** idna.to_unicode(s) */
4272
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
590 size_t len;
7889
b8d694646597 util-src/*.c: Attach pointer * to name instead of type
Kim Alvefur <zash@zash.se>
parents: 7835
diff changeset
591 const char *s = luaL_checklstring(L, 1, &len);
b8d694646597 util-src/*.c: Attach pointer * to name instead of type
Kim Alvefur <zash@zash.se>
parents: 7835
diff changeset
592 char *output = NULL;
4272
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
593 int ret = idna_to_unicode_8z8z(s, &output, 0);
6615
8e4572a642cb util-src/*.c: astyle --indent=tab --brackets=attach --indent-switches --break-blocks --pad-oper --unpad-paren --add-brackets --align-pointer=type --lineend=linux
Kim Alvefur <zash@zash.se>
parents: 6608
diff changeset
594
8e4572a642cb util-src/*.c: astyle --indent=tab --brackets=attach --indent-switches --break-blocks --pad-oper --unpad-paren --add-brackets --align-pointer=type --lineend=linux
Kim Alvefur <zash@zash.se>
parents: 6608
diff changeset
595 if(ret == IDNA_SUCCESS) {
4272
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
596 lua_pushstring(L, output);
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
597 idn_free(output);
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
598 return 1;
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
599 } else {
10921
6eb5d2bb11af util-src: Use the luaL_pushfail API added in Lua 5.4 to highlight all failure conditions
Kim Alvefur <zash@zash.se>
parents: 10479
diff changeset
600 luaL_pushfail(L);
4272
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
601 idn_free(output);
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
602 return 1; /* TODO return error message */
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
603 }
0a4ce2086a88 util.encodings: Swap code order ("ifndef" bugs me)
Paul Aurich <paul@darkrain42.org>
parents: 4271
diff changeset
604 }
3762
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
Tobias Markmann <tm@ayena.de>
parents: 2923
diff changeset
605 #endif
766
433a5226267f Licensing/version updates for some files (forgot to commit, doh...)
Matthew Wild <mwild1@gmail.com>
parents: 601
diff changeset
606
6615
8e4572a642cb util-src/*.c: astyle --indent=tab --brackets=attach --indent-switches --break-blocks --pad-oper --unpad-paren --add-brackets --align-pointer=type --lineend=linux
Kim Alvefur <zash@zash.se>
parents: 6608
diff changeset
607 static const luaL_Reg Reg_idna[] = {
766
433a5226267f Licensing/version updates for some files (forgot to commit, doh...)
Matthew Wild <mwild1@gmail.com>
parents: 601
diff changeset
608 { "to_ascii", Lidna_to_ascii },
433a5226267f Licensing/version updates for some files (forgot to commit, doh...)
Matthew Wild <mwild1@gmail.com>
parents: 601
diff changeset
609 { "to_unicode", Lidna_to_unicode },
433a5226267f Licensing/version updates for some files (forgot to commit, doh...)
Matthew Wild <mwild1@gmail.com>
parents: 601
diff changeset
610 { NULL, NULL }
433a5226267f Licensing/version updates for some files (forgot to commit, doh...)
Matthew Wild <mwild1@gmail.com>
parents: 601
diff changeset
611 };
433a5226267f Licensing/version updates for some files (forgot to commit, doh...)
Matthew Wild <mwild1@gmail.com>
parents: 601
diff changeset
612
433a5226267f Licensing/version updates for some files (forgot to commit, doh...)
Matthew Wild <mwild1@gmail.com>
parents: 601
diff changeset
613 /***************** end *****************/
433a5226267f Licensing/version updates for some files (forgot to commit, doh...)
Matthew Wild <mwild1@gmail.com>
parents: 601
diff changeset
614
7889
b8d694646597 util-src/*.c: Attach pointer * to name instead of type
Kim Alvefur <zash@zash.se>
parents: 7835
diff changeset
615 LUALIB_API int luaopen_util_encodings(lua_State *L) {
7818
54669df178c2 util-src: Make C modules assert that the Lua runtime matches what it was compiled for
Kim Alvefur <zash@zash.se>
parents: 6789
diff changeset
616 luaL_checkversion(L);
3762
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
Tobias Markmann <tm@ayena.de>
parents: 2923
diff changeset
617 #ifdef USE_STRINGPREP_ICU
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
Tobias Markmann <tm@ayena.de>
parents: 2923
diff changeset
618 init_icu();
f02bac902a1e util.encodings: Support for ICU for IDNA operations.
Tobias Markmann <tm@ayena.de>
parents: 2923
diff changeset
619 #endif
6411
6c8f6364bc48 util-src/*.c: Don't create globals when loaded
Kim Alvefur <zash@zash.se>
parents: 4302
diff changeset
620 lua_newtable(L);
766
433a5226267f Licensing/version updates for some files (forgot to commit, doh...)
Matthew Wild <mwild1@gmail.com>
parents: 601
diff changeset
621
433a5226267f Licensing/version updates for some files (forgot to commit, doh...)
Matthew Wild <mwild1@gmail.com>
parents: 601
diff changeset
622 lua_newtable(L);
6789
6b180e77c97a util-src/*.c: Invert Lua 5.2 compat to be 5.2+ by default and a macro to support 5.1
Kim Alvefur <zash@zash.se>
parents: 6643
diff changeset
623 luaL_setfuncs(L, Reg_base64, 0);
6412
0e94f89d0e62 util-src/*.c: Use the more concise lua_setfield
Kim Alvefur <zash@zash.se>
parents: 6411
diff changeset
624 lua_setfield(L, -2, "base64");
766
433a5226267f Licensing/version updates for some files (forgot to commit, doh...)
Matthew Wild <mwild1@gmail.com>
parents: 601
diff changeset
625
433a5226267f Licensing/version updates for some files (forgot to commit, doh...)
Matthew Wild <mwild1@gmail.com>
parents: 601
diff changeset
626 lua_newtable(L);
6789
6b180e77c97a util-src/*.c: Invert Lua 5.2 compat to be 5.2+ by default and a macro to support 5.1
Kim Alvefur <zash@zash.se>
parents: 6643
diff changeset
627 luaL_setfuncs(L, Reg_stringprep, 0);
6412
0e94f89d0e62 util-src/*.c: Use the more concise lua_setfield
Kim Alvefur <zash@zash.se>
parents: 6411
diff changeset
628 lua_setfield(L, -2, "stringprep");
766
433a5226267f Licensing/version updates for some files (forgot to commit, doh...)
Matthew Wild <mwild1@gmail.com>
parents: 601
diff changeset
629
433a5226267f Licensing/version updates for some files (forgot to commit, doh...)
Matthew Wild <mwild1@gmail.com>
parents: 601
diff changeset
630 lua_newtable(L);
6789
6b180e77c97a util-src/*.c: Invert Lua 5.2 compat to be 5.2+ by default and a macro to support 5.1
Kim Alvefur <zash@zash.se>
parents: 6643
diff changeset
631 luaL_setfuncs(L, Reg_idna, 0);
6412
0e94f89d0e62 util-src/*.c: Use the more concise lua_setfield
Kim Alvefur <zash@zash.se>
parents: 6411
diff changeset
632 lua_setfield(L, -2, "idna");
766
433a5226267f Licensing/version updates for some files (forgot to commit, doh...)
Matthew Wild <mwild1@gmail.com>
parents: 601
diff changeset
633
6592
141afe8a167b util.encodings: Expose UTF-8 validation and length checking functions
Kim Alvefur <zash@zash.se>
parents: 6591
diff changeset
634 lua_newtable(L);
6789
6b180e77c97a util-src/*.c: Invert Lua 5.2 compat to be 5.2+ by default and a macro to support 5.1
Kim Alvefur <zash@zash.se>
parents: 6643
diff changeset
635 luaL_setfuncs(L, Reg_utf8, 0);
6604
478308ee29dd Merge 0.9->0.10 again
Kim Alvefur <zash@zash.se>
parents: 6413 6592
diff changeset
636 lua_setfield(L, -2, "utf8");
6592
141afe8a167b util.encodings: Expose UTF-8 validation and length checking functions
Kim Alvefur <zash@zash.se>
parents: 6591
diff changeset
637
9976
0e2f663d0714 util.encodings: Add binding to confusables skeleton function in ICU
Kim Alvefur <zash@zash.se>
parents: 9973
diff changeset
638 #ifdef USE_STRINGPREP_ICU
0e2f663d0714 util.encodings: Add binding to confusables skeleton function in ICU
Kim Alvefur <zash@zash.se>
parents: 9973
diff changeset
639 lua_newtable(L);
0e2f663d0714 util.encodings: Add binding to confusables skeleton function in ICU
Kim Alvefur <zash@zash.se>
parents: 9973
diff changeset
640 lua_pushcfunction(L, Lskeleton);
0e2f663d0714 util.encodings: Add binding to confusables skeleton function in ICU
Kim Alvefur <zash@zash.se>
parents: 9973
diff changeset
641 lua_setfield(L, -2, "skeleton");
0e2f663d0714 util.encodings: Add binding to confusables skeleton function in ICU
Kim Alvefur <zash@zash.se>
parents: 9973
diff changeset
642 lua_setfield(L, -2, "confusable");
0e2f663d0714 util.encodings: Add binding to confusables skeleton function in ICU
Kim Alvefur <zash@zash.se>
parents: 9973
diff changeset
643 #endif
0e2f663d0714 util.encodings: Add binding to confusables skeleton function in ICU
Kim Alvefur <zash@zash.se>
parents: 9973
diff changeset
644
766
433a5226267f Licensing/version updates for some files (forgot to commit, doh...)
Matthew Wild <mwild1@gmail.com>
parents: 601
diff changeset
645 lua_pushliteral(L, "-3.14");
6412
0e94f89d0e62 util-src/*.c: Use the more concise lua_setfield
Kim Alvefur <zash@zash.se>
parents: 6411
diff changeset
646 lua_setfield(L, -2, "version");
766
433a5226267f Licensing/version updates for some files (forgot to commit, doh...)
Matthew Wild <mwild1@gmail.com>
parents: 601
diff changeset
647 return 1;
433a5226267f Licensing/version updates for some files (forgot to commit, doh...)
Matthew Wild <mwild1@gmail.com>
parents: 601
diff changeset
648 }