mirror of
https://gitlab.winehq.org/wine/wine-gecko.git
synced 2024-09-13 09:24:08 -07:00
369 lines
8.1 KiB
C++
369 lines
8.1 KiB
C++
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "nsCRTGlue.h"
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#include "nsXPCOM.h"
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#include "nsDebug.h"
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#include "prtime.h"
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#include <stdlib.h>
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#include <string.h>
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#include <stdio.h>
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#include <stdarg.h>
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#ifdef XP_WIN
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#include <io.h>
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#include <windows.h>
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#endif
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#ifdef ANDROID
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#include <android/log.h>
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#endif
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const char*
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NS_strspnp(const char *delims, const char *str)
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{
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const char *d;
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do {
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for (d = delims; *d != '\0'; ++d) {
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if (*str == *d) {
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++str;
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break;
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}
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}
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} while (*d);
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return str;
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}
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char*
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NS_strtok(const char *delims, char **str)
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{
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if (!*str)
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return nullptr;
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char *ret = (char*) NS_strspnp(delims, *str);
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if (!*ret) {
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*str = ret;
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return nullptr;
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}
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char *i = ret;
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do {
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for (const char *d = delims; *d != '\0'; ++d) {
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if (*i == *d) {
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*i = '\0';
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*str = ++i;
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return ret;
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}
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}
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++i;
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} while (*i);
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*str = nullptr;
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return ret;
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}
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uint32_t
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NS_strlen(const char16_t *aString)
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{
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const char16_t *end;
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for (end = aString; *end; ++end) {
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// empty loop
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}
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return end - aString;
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}
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int
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NS_strcmp(const char16_t *a, const char16_t *b)
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{
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while (*b) {
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int r = *a - *b;
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if (r)
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return r;
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++a;
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++b;
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}
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return *a != '\0';
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}
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char16_t*
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NS_strdup(const char16_t *aString)
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{
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uint32_t len = NS_strlen(aString);
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return NS_strndup(aString, len);
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}
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char16_t*
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NS_strndup(const char16_t *aString, uint32_t aLen)
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{
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char16_t *newBuf = (char16_t*) NS_Alloc((aLen + 1) * sizeof(char16_t));
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if (newBuf) {
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memcpy(newBuf, aString, aLen * sizeof(char16_t));
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newBuf[aLen] = '\0';
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}
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return newBuf;
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}
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char*
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NS_strdup(const char *aString)
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{
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uint32_t len = strlen(aString);
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char *str = (char*) NS_Alloc(len + 1);
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if (str) {
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memcpy(str, aString, len);
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str[len] = '\0';
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}
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return str;
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}
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// This table maps uppercase characters to lower case characters;
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// characters that are neither upper nor lower case are unaffected.
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const unsigned char nsLowerUpperUtils::kUpper2Lower[256] = {
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0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
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16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
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32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47,
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48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63,
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64,
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// upper band mapped to lower [A-Z] => [a-z]
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97, 98, 99,100,101,102,103,104,105,106,107,108,109,110,111,
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112,113,114,115,116,117,118,119,120,121,122,
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91, 92, 93, 94, 95,
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96, 97, 98, 99,100,101,102,103,104,105,106,107,108,109,110,111,
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112,113,114,115,116,117,118,119,120,121,122,123,124,125,126,127,
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128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,
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144,145,146,147,148,149,150,151,152,153,154,155,156,157,158,159,
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160,161,162,163,164,165,166,167,168,169,170,171,172,173,174,175,
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176,177,178,179,180,181,182,183,184,185,186,187,188,189,190,191,
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192,193,194,195,196,197,198,199,200,201,202,203,204,205,206,207,
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208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223,
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224,225,226,227,228,229,230,231,232,233,234,235,236,237,238,239,
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240,241,242,243,244,245,246,247,248,249,250,251,252,253,254,255
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};
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const unsigned char nsLowerUpperUtils::kLower2Upper[256] = {
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0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15,
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16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31,
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32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47,
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48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63,
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64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79,
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80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95,
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96,
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// lower band mapped to upper [a-z] => [A-Z]
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65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78, 79,
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80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90,
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123,124,125,126,127,
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128,129,130,131,132,133,134,135,136,137,138,139,140,141,142,143,
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144,145,146,147,148,149,150,151,152,153,154,155,156,157,158,159,
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160,161,162,163,164,165,166,167,168,169,170,171,172,173,174,175,
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176,177,178,179,180,181,182,183,184,185,186,187,188,189,190,191,
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192,193,194,195,196,197,198,199,200,201,202,203,204,205,206,207,
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208,209,210,211,212,213,214,215,216,217,218,219,220,221,222,223,
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224,225,226,227,228,229,230,231,232,233,234,235,236,237,238,239,
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240,241,242,243,244,245,246,247,248,249,250,251,252,253,254,255
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};
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bool NS_IsUpper(char aChar)
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{
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return aChar != (char)nsLowerUpperUtils::kUpper2Lower[(unsigned char)aChar];
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}
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bool NS_IsLower(char aChar)
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{
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return aChar != (char)nsLowerUpperUtils::kLower2Upper[(unsigned char)aChar];
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}
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bool NS_IsAscii(char16_t aChar)
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{
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return (0x0080 > aChar);
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}
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bool NS_IsAscii(const char16_t *aString)
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{
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while(*aString) {
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if( 0x0080 <= *aString)
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return false;
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aString++;
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}
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return true;
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}
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bool NS_IsAscii(const char *aString)
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{
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while(*aString) {
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if( 0x80 & *aString)
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return false;
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aString++;
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}
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return true;
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}
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bool NS_IsAscii(const char* aString, uint32_t aLength)
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{
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const char* end = aString + aLength;
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while (aString < end) {
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if (0x80 & *aString)
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return false;
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++aString;
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}
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return true;
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}
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bool NS_IsAsciiAlpha(char16_t aChar)
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{
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return ((aChar >= 'A') && (aChar <= 'Z')) ||
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((aChar >= 'a') && (aChar <= 'z'));
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}
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bool NS_IsAsciiWhitespace(char16_t aChar)
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{
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return aChar == ' ' ||
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aChar == '\r' ||
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aChar == '\n' ||
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aChar == '\t';
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}
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bool NS_IsAsciiDigit(char16_t aChar)
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{
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return aChar >= '0' && aChar <= '9';
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}
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#ifndef XPCOM_GLUE_AVOID_NSPR
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#define TABLE_SIZE 36
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static const char table[] = {
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'a','b','c','d','e','f','g','h','i','j',
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'k','l','m','n','o','p','q','r','s','t',
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'u','v','w','x','y','z','0','1','2','3',
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'4','5','6','7','8','9'
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};
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void NS_MakeRandomString(char *aBuf, int32_t aBufLen)
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{
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// turn PR_Now() into milliseconds since epoch
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// and salt rand with that.
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static unsigned int seed = 0;
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if (seed == 0) {
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double fpTime = double(PR_Now());
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seed = (unsigned int)(fpTime * 1e-6 + 0.5); // use 1e-6, granularity of PR_Now() on the mac is seconds
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srand(seed);
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}
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int32_t i;
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for (i=0;i<aBufLen;i++) {
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*aBuf++ = table[rand()%TABLE_SIZE];
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}
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*aBuf = 0;
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}
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#endif
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static StderrCallback sStderrCallback = nullptr;
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void
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set_stderr_callback(StderrCallback aCallback)
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{
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sStderrCallback = aCallback;
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}
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#ifdef HAVE_VA_COPY
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#define VARARGS_ASSIGN(foo, bar) VA_COPY(foo,bar)
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#elif defined(HAVE_VA_LIST_AS_ARRAY)
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#define VARARGS_ASSIGN(foo, bar) foo[0] = bar[0]
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#else
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#define VARARGS_ASSIGN(foo, bar) (foo) = (bar)
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#endif
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#if defined(XP_WIN)
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void
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vprintf_stderr(const char *fmt, va_list args)
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{
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if (sStderrCallback) {
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va_list argsCpy;
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VARARGS_ASSIGN(argsCpy, args);
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sStderrCallback(fmt, args);
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va_end(argsCpy);
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}
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if (IsDebuggerPresent()) {
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char buf[2048];
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va_list argsCpy;
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VARARGS_ASSIGN(argsCpy, args);
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vsnprintf(buf, sizeof(buf), fmt, argsCpy);
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buf[sizeof(buf) - 1] = '\0';
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va_end(argsCpy);
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OutputDebugStringA(buf);
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}
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FILE *fp = _fdopen(_dup(2), "a");
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if (!fp)
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return;
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vfprintf(fp, fmt, args);
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fclose(fp);
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}
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#elif defined(ANDROID)
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void
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vprintf_stderr(const char *fmt, va_list args)
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{
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if (sStderrCallback) {
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va_list argsCpy;
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VARARGS_ASSIGN(argsCpy, args);
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sStderrCallback(fmt, args);
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va_end(argsCpy);
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}
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__android_log_vprint(ANDROID_LOG_INFO, "Gecko", fmt, args);
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}
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#else
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void
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vprintf_stderr(const char *fmt, va_list args)
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{
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if (sStderrCallback) {
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va_list argsCpy;
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VARARGS_ASSIGN(argsCpy, args);
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sStderrCallback(fmt, args);
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va_end(argsCpy);
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}
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vfprintf(stderr, fmt, args);
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}
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#endif
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void
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printf_stderr(const char *fmt, ...)
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{
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va_list args;
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va_start(args, fmt);
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vprintf_stderr(fmt, args);
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va_end(args);
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}
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void
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fprintf_stderr(FILE* aFile, const char *fmt, ...)
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{
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va_list args;
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va_start(args, fmt);
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if (aFile == stderr) {
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vprintf_stderr(fmt, args);
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} else {
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vfprintf(aFile, fmt, args);
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}
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va_end(args);
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}
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