mirror of
https://github.com/classilla/tenfourfox.git
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114 lines
3.5 KiB
C++
114 lines
3.5 KiB
C++
/* ***** BEGIN LICENSE BLOCK *****
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*
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* Copyright (C) 2006, 2007, 2008 Apple Inc. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY APPLE INC. ``AS IS'' AND ANY
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* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR
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* CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
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* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
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* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
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* PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
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* OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* Contributor(s):
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* Josh Aas <josh@mozilla.com>
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*
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* ***** END LICENSE BLOCK ***** */
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#include "nptest_utils.h"
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#include <stdlib.h>
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#include <string.h>
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#include <assert.h>
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NPUTF8*
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createCStringFromNPVariant(const NPVariant* variant)
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{
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size_t length = NPVARIANT_TO_STRING(*variant).UTF8Length;
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NPUTF8* result = (NPUTF8*)malloc(length + 1);
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memcpy(result, NPVARIANT_TO_STRING(*variant).UTF8Characters, length);
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result[length] = '\0';
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return result;
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}
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NPIdentifier
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variantToIdentifier(NPVariant variant)
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{
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if (NPVARIANT_IS_STRING(variant))
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return stringVariantToIdentifier(variant);
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else if (NPVARIANT_IS_INT32(variant))
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return int32VariantToIdentifier(variant);
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else if (NPVARIANT_IS_DOUBLE(variant))
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return doubleVariantToIdentifier(variant);
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return 0;
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}
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NPIdentifier
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stringVariantToIdentifier(NPVariant variant)
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{
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assert(NPVARIANT_IS_STRING(variant));
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NPUTF8* utf8String = createCStringFromNPVariant(&variant);
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NPIdentifier identifier = NPN_GetStringIdentifier(utf8String);
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free(utf8String);
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return identifier;
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}
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NPIdentifier
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int32VariantToIdentifier(NPVariant variant)
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{
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assert(NPVARIANT_IS_INT32(variant));
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int32_t integer = NPVARIANT_TO_INT32(variant);
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return NPN_GetIntIdentifier(integer);
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}
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NPIdentifier
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doubleVariantToIdentifier(NPVariant variant)
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{
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assert(NPVARIANT_IS_DOUBLE(variant));
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double value = NPVARIANT_TO_DOUBLE(variant);
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// sadly there is no "getdoubleidentifier"
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int32_t integer = static_cast<int32_t>(value);
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return NPN_GetIntIdentifier(integer);
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}
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/*
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* Parse a color in hex format, #AARRGGBB or AARRGGBB.
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*/
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uint32_t
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parseHexColor(const char* color, int len)
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{
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uint8_t bgra[4] = { 0, 0, 0, 0xFF };
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int i = 0;
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// Ignore unsupported formats.
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if (len != 9 && len != 8)
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return 0;
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// start from the right and work to the left
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while (len >= 2) { // we have at least #AA or AA left.
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char byte[3];
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// parse two hex digits
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byte[0] = color[len - 2];
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byte[1] = color[len - 1];
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byte[2] = '\0';
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bgra[i] = (uint8_t)(strtoul(byte, nullptr, 16) & 0xFF);
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i++;
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len -= 2;
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}
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return (bgra[3] << 24) | (bgra[2] << 16) | (bgra[1] << 8) | bgra[0];
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}
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