+++ /dev/null
-/*
- * Copyright (c) 2005 Apple Computer, Inc. All rights reserved.
- *
- * @APPLE_LICENSE_HEADER_START@
- *
- * This file contains Original Code and/or Modifications of Original Code
- * as defined in and that are subject to the Apple Public Source License
- * Version 2.0 (the 'License'). You may not use this file except in
- * compliance with the License. Please obtain a copy of the License at
- * http://www.opensource.apple.com/apsl/ and read it before using this
- * file.
- *
- * The Original Code and all software distributed under the License are
- * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- * Please see the License for the specific language governing rights and
- * limitations under the License.
- *
- * @APPLE_LICENSE_HEADER_END@
- */
-/* CFUUID.c
- Copyright 1999-2002, Apple, Inc. All rights reserved.
- Responsibility: Doug Davidson
-*/
-
-#include <CoreFoundation/CFUUID.h>
-#include "CFInternal.h"
-
-extern uint32_t _CFGenerateUUID(uint8_t *uuid_bytes);
-
-static CFMutableDictionaryRef _uniquedUUIDs = NULL;
-static CFSpinLock_t CFUUIDGlobalDataLock = 0;
-
-struct __CFUUID {
- CFRuntimeBase _base;
- CFUUIDBytes _bytes;
-};
-
-static Boolean __CFisEqualUUIDBytes(const void *ptr1, const void *ptr2) {
- CFUUIDBytes *p1 = (CFUUIDBytes *)ptr1;
- CFUUIDBytes *p2 = (CFUUIDBytes *)ptr2;
-
- return (((p1->byte0 == p2->byte0) && (p1->byte1 == p2->byte1) && (p1->byte2 == p2->byte2) && (p1->byte3 == p2->byte3) && (p1->byte4 == p2->byte4) && (p1->byte5 == p2->byte5) && (p1->byte6 == p2->byte6) && (p1->byte7 == p2->byte7) && (p1->byte8 == p2->byte8) && (p1->byte9 == p2->byte9) && (p1->byte10 == p2->byte10) && (p1->byte11 == p2->byte11) && (p1->byte12 == p2->byte12) && (p1->byte13 == p2->byte13) && (p1->byte14 == p2->byte14) && (p1->byte15 == p2->byte15)) ? true : false);
-}
-
-static CFHashCode __CFhashUUIDBytes(const void *ptr) {
- return CFHashBytes((uint8_t *)ptr, 16);
-}
-
-static CFDictionaryKeyCallBacks __CFUUIDBytesDictionaryKeyCallBacks = {0, NULL, NULL, NULL, __CFisEqualUUIDBytes, __CFhashUUIDBytes};
-static CFDictionaryValueCallBacks __CFnonRetainedUUIDDictionaryValueCallBacks = {0, NULL, NULL, CFCopyDescription, CFEqual};
-
-static void __CFUUIDAddUniqueUUID(CFUUIDRef uuid) {
- __CFSpinLock(&CFUUIDGlobalDataLock);
- if (_uniquedUUIDs == NULL) {
- /* Allocate table from default allocator */
- // XXX_PCB these need to weakly hold the UUIDs, otherwise, they will never be collected.
- _uniquedUUIDs = CFDictionaryCreateMutable(kCFAllocatorMallocZone, 0, &__CFUUIDBytesDictionaryKeyCallBacks, &__CFnonRetainedUUIDDictionaryValueCallBacks);
- }
- CFDictionarySetValue(_uniquedUUIDs, &(uuid->_bytes), uuid);
- __CFSpinUnlock(&CFUUIDGlobalDataLock);
-}
-
-static void __CFUUIDRemoveUniqueUUID(CFUUIDRef uuid) {
- __CFSpinLock(&CFUUIDGlobalDataLock);
- if (_uniquedUUIDs != NULL) {
- CFDictionaryRemoveValue(_uniquedUUIDs, &(uuid->_bytes));
- }
- __CFSpinUnlock(&CFUUIDGlobalDataLock);
-}
-
-static CFUUIDRef __CFUUIDGetUniquedUUID(CFUUIDBytes *bytes) {
- CFUUIDRef uuid = NULL;
- __CFSpinLock(&CFUUIDGlobalDataLock);
- if (_uniquedUUIDs != NULL) {
- uuid = CFDictionaryGetValue(_uniquedUUIDs, bytes);
- }
- __CFSpinUnlock(&CFUUIDGlobalDataLock);
- return uuid;
-}
-
-static void __CFUUIDDeallocate(CFTypeRef cf) {
- struct __CFUUID *uuid = (struct __CFUUID *)cf;
- __CFUUIDRemoveUniqueUUID(uuid);
-}
-
-static CFStringRef __CFUUIDCopyDescription(CFTypeRef cf) {
- CFStringRef uuidStr = CFUUIDCreateString(CFGetAllocator(cf), (CFUUIDRef)cf);
- CFStringRef desc = CFStringCreateWithFormat(NULL, NULL, CFSTR("<CFUUID 0x%x> %@"), cf, uuidStr);
- CFRelease(uuidStr);
- return desc;
-}
-
-static CFStringRef __CFUUIDCopyFormattingDescription(CFTypeRef cf, CFDictionaryRef formatOptions) {
- return CFUUIDCreateString(CFGetAllocator(cf), (CFUUIDRef)cf);
-}
-
-static CFTypeID __kCFUUIDTypeID = _kCFRuntimeNotATypeID;
-
-static const CFRuntimeClass __CFUUIDClass = {
- 0,
- "CFUUID",
- NULL, // init
- NULL, // copy
- __CFUUIDDeallocate,
- NULL, // equal
- NULL, // hash
- __CFUUIDCopyFormattingDescription,
- __CFUUIDCopyDescription
-};
-
-__private_extern__ void __CFUUIDInitialize(void) {
- __kCFUUIDTypeID = _CFRuntimeRegisterClass(&__CFUUIDClass);
-}
-
-CFTypeID CFUUIDGetTypeID(void) {
- return __kCFUUIDTypeID;
-}
-
-static CFUUIDRef __CFUUIDCreateWithBytesPrimitive(CFAllocatorRef allocator, CFUUIDBytes bytes, Boolean isConst) {
- struct __CFUUID *uuid = (struct __CFUUID *)__CFUUIDGetUniquedUUID(&bytes);
-
- if (uuid == NULL) {
- UInt32 size;
- size = sizeof(struct __CFUUID) - sizeof(CFRuntimeBase);
- uuid = (struct __CFUUID *)_CFRuntimeCreateInstance(allocator, __kCFUUIDTypeID, size, NULL);
-
- if (NULL == uuid) return NULL;
-
- uuid->_bytes = bytes;
-
- __CFUUIDAddUniqueUUID(uuid);
- } else if (!isConst) {
- CFRetain(uuid);
- }
-
- return (CFUUIDRef)uuid;
-}
-
-CFUUIDRef CFUUIDCreate(CFAllocatorRef alloc) {
- /* Create a new bytes struct and then call the primitive. */
- CFUUIDBytes bytes;
- uint32_t retval = 0;
-
- __CFSpinLock(&CFUUIDGlobalDataLock);
- retval = _CFGenerateUUID((uint8_t *)&bytes);
- __CFSpinUnlock(&CFUUIDGlobalDataLock);
-
- return (retval == 0) ? __CFUUIDCreateWithBytesPrimitive(alloc, bytes, false) : NULL;
-}
-
-CFUUIDRef CFUUIDCreateWithBytes(CFAllocatorRef alloc, uint8_t byte0, uint8_t byte1, uint8_t byte2, uint8_t byte3, uint8_t byte4, uint8_t byte5, uint8_t byte6, uint8_t byte7, uint8_t byte8, uint8_t byte9, uint8_t byte10, uint8_t byte11, uint8_t byte12, uint8_t byte13, uint8_t byte14, uint8_t byte15) {
- CFUUIDBytes bytes;
- // CodeWarrior can't handle the structure assignment of bytes, so we must explode this - REW, 10/8/99
- bytes.byte0 = byte0;
- bytes.byte1 = byte1;
- bytes.byte2 = byte2;
- bytes.byte3 = byte3;
- bytes.byte4 = byte4;
- bytes.byte5 = byte5;
- bytes.byte6 = byte6;
- bytes.byte7 = byte7;
- bytes.byte8 = byte8;
- bytes.byte9 = byte9;
- bytes.byte10 = byte10;
- bytes.byte11 = byte11;
- bytes.byte12 = byte12;
- bytes.byte13 = byte13;
- bytes.byte14 = byte14;
- bytes.byte15 = byte15;
-
- return __CFUUIDCreateWithBytesPrimitive(alloc, bytes, false);
-}
-
-static void _intToHexChars(UInt32 in, UniChar *out, int digits) {
- int shift;
- UInt32 d;
-
- while (--digits >= 0) {
- shift = digits << 2;
- d = 0x0FL & (in >> shift);
- if (d <= 9) {
- *out++ = (UniChar)'0' + d;
- } else {
- *out++ = (UniChar)'A' + (d - 10);
- }
- }
-}
-
-static uint8_t _byteFromHexChars(UniChar *in) {
- uint8_t result = 0;
- UniChar c;
- uint8_t d;
- CFIndex i;
-
- for (i=0; i<2; i++) {
- c = in[i];
- if ((c >= (UniChar)'0') && (c <= (UniChar)'9')) {
- d = c - (UniChar)'0';
- } else if ((c >= (UniChar)'a') && (c <= (UniChar)'f')) {
- d = c - ((UniChar)'a' - 10);
- } else if ((c >= (UniChar)'A') && (c <= (UniChar)'F')) {
- d = c - ((UniChar)'A' - 10);
- } else {
- return 0;
- }
- result = (result << 4) | d;
- }
-
- return result;
-}
-
-CF_INLINE Boolean _isHexChar(UniChar c) {
- return ((((c >= (UniChar)'0') && (c <= (UniChar)'9')) || ((c >= (UniChar)'a') && (c <= (UniChar)'f')) || ((c >= (UniChar)'A') && (c <= (UniChar)'F'))) ? true : false);
-}
-
-#define READ_A_BYTE(into) if (i+1 < len) { \
- (into) = _byteFromHexChars(&(chars[i])); \
- i+=2; \
-}
-
-CFUUIDRef CFUUIDCreateFromString(CFAllocatorRef alloc, CFStringRef uuidStr) {
- /* Parse the string into a bytes struct and then call the primitive. */
- CFUUIDBytes bytes;
- UniChar chars[100];
- CFIndex len;
- CFIndex i = 0;
-
- if (uuidStr == NULL) return NULL;
-
- len = CFStringGetLength(uuidStr);
- if (len > 100) {
- len = 100;
- } else if (len == 0) {
- return NULL;
- }
- CFStringGetCharacters(uuidStr, CFRangeMake(0, len), chars);
- memset((void *)&bytes, 0, sizeof(bytes));
-
- /* Skip initial random stuff */
- while (!_isHexChar(chars[i]) && (i < len)) {
- i++;
- }
-
- READ_A_BYTE(bytes.byte0);
- READ_A_BYTE(bytes.byte1);
- READ_A_BYTE(bytes.byte2);
- READ_A_BYTE(bytes.byte3);
-
- i++;
-
- READ_A_BYTE(bytes.byte4);
- READ_A_BYTE(bytes.byte5);
-
- i++;
-
- READ_A_BYTE(bytes.byte6);
- READ_A_BYTE(bytes.byte7);
-
- i++;
-
- READ_A_BYTE(bytes.byte8);
- READ_A_BYTE(bytes.byte9);
-
- i++;
-
- READ_A_BYTE(bytes.byte10);
- READ_A_BYTE(bytes.byte11);
- READ_A_BYTE(bytes.byte12);
- READ_A_BYTE(bytes.byte13);
- READ_A_BYTE(bytes.byte14);
- READ_A_BYTE(bytes.byte15);
-
- return __CFUUIDCreateWithBytesPrimitive(alloc, bytes, false);
-}
-
-CFStringRef CFUUIDCreateString(CFAllocatorRef alloc, CFUUIDRef uuid) {
- CFMutableStringRef str = CFStringCreateMutable(alloc, 0);
- UniChar buff[12];
-
- // First segment (4 bytes, 8 digits + 1 dash)
- _intToHexChars(uuid->_bytes.byte0, buff, 2);
- _intToHexChars(uuid->_bytes.byte1, &(buff[2]), 2);
- _intToHexChars(uuid->_bytes.byte2, &(buff[4]), 2);
- _intToHexChars(uuid->_bytes.byte3, &(buff[6]), 2);
- buff[8] = (UniChar)'-';
- CFStringAppendCharacters(str, buff, 9);
-
- // Second segment (2 bytes, 4 digits + 1 dash)
- _intToHexChars(uuid->_bytes.byte4, buff, 2);
- _intToHexChars(uuid->_bytes.byte5, &(buff[2]), 2);
- buff[4] = (UniChar)'-';
- CFStringAppendCharacters(str, buff, 5);
-
- // Third segment (2 bytes, 4 digits + 1 dash)
- _intToHexChars(uuid->_bytes.byte6, buff, 2);
- _intToHexChars(uuid->_bytes.byte7, &(buff[2]), 2);
- buff[4] = (UniChar)'-';
- CFStringAppendCharacters(str, buff, 5);
-
- // Fourth segment (2 bytes, 4 digits + 1 dash)
- _intToHexChars(uuid->_bytes.byte8, buff, 2);
- _intToHexChars(uuid->_bytes.byte9, &(buff[2]), 2);
- buff[4] = (UniChar)'-';
- CFStringAppendCharacters(str, buff, 5);
-
- // Fifth segment (6 bytes, 12 digits)
- _intToHexChars(uuid->_bytes.byte10, buff, 2);
- _intToHexChars(uuid->_bytes.byte11, &(buff[2]), 2);
- _intToHexChars(uuid->_bytes.byte12, &(buff[4]), 2);
- _intToHexChars(uuid->_bytes.byte13, &(buff[6]), 2);
- _intToHexChars(uuid->_bytes.byte14, &(buff[8]), 2);
- _intToHexChars(uuid->_bytes.byte15, &(buff[10]), 2);
- CFStringAppendCharacters(str, buff, 12);
-
- return str;
-}
-
-CFUUIDRef CFUUIDGetConstantUUIDWithBytes(CFAllocatorRef alloc, uint8_t byte0, uint8_t byte1, uint8_t byte2, uint8_t byte3, uint8_t byte4, uint8_t byte5, uint8_t byte6, uint8_t byte7, uint8_t byte8, uint8_t byte9, uint8_t byte10, uint8_t byte11, uint8_t byte12, uint8_t byte13, uint8_t byte14, uint8_t byte15) {
- CFUUIDBytes bytes;
- // CodeWarrior can't handle the structure assignment of bytes, so we must explode this - REW, 10/8/99
- bytes.byte0 = byte0;
- bytes.byte1 = byte1;
- bytes.byte2 = byte2;
- bytes.byte3 = byte3;
- bytes.byte4 = byte4;
- bytes.byte5 = byte5;
- bytes.byte6 = byte6;
- bytes.byte7 = byte7;
- bytes.byte8 = byte8;
- bytes.byte9 = byte9;
- bytes.byte10 = byte10;
- bytes.byte11 = byte11;
- bytes.byte12 = byte12;
- bytes.byte13 = byte13;
- bytes.byte14 = byte14;
- bytes.byte15 = byte15;
-
- return __CFUUIDCreateWithBytesPrimitive(alloc, bytes, true);
-}
-
-CFUUIDBytes CFUUIDGetUUIDBytes(CFUUIDRef uuid) {
- return uuid->_bytes;
-}
-
-CF_EXPORT CFUUIDRef CFUUIDCreateFromUUIDBytes(CFAllocatorRef alloc, CFUUIDBytes bytes) {
- return __CFUUIDCreateWithBytesPrimitive(alloc, bytes, false);
-}
-
-#undef READ_A_BYTE
-
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