258 lines
6.1 KiB
Objective-C
258 lines
6.1 KiB
Objective-C
/* NSData+MAPIStore.m - this file is part of SOGo
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*
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* Copyright (C) 2010-2012 Inverse inc.
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*
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* Author: Wolfgang Sourdeau <wsourdeau@inverse.ca>
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*
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* This file is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3, or (at your option)
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* any later version.
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*
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* This file is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; see the file COPYING. If not, write to
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* the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
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* Boston, MA 02111-1307, USA.
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*/
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#import <NGExtensions/NSObject+Logs.h>
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#import "NSObject+MAPIStore.h"
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#import "NSString+MAPIStore.h"
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#import "NSData+MAPIStore.h"
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#undef DEBUG
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#include <stdbool.h>
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#include <talloc.h>
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#include <util/time.h>
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#include <gen_ndr/exchange.h>
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@implementation NSData (MAPIStoreDataTypes)
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+ (id) dataWithBinary: (const struct Binary_r *) binData
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{
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return [NSData dataWithBytes: binData->lpb length: binData->cb];
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}
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- (struct Binary_r *) asBinaryInMemCtx: (void *) memCtx
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{
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struct Binary_r *binary;
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binary = talloc_zero (memCtx, struct Binary_r);
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binary->cb = [self length];
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binary->lpb = (uint8_t *) [self bytes];
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[self tallocWrapper: binary];
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return binary;
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}
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+ (id) dataWithShortBinary: (const struct SBinary_short *) binData
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{
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return [NSData dataWithBytes: binData->lpb length: binData->cb];
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}
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- (struct SBinary_short *) asShortBinaryInMemCtx: (void *) memCtx
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{
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struct SBinary_short *binary;
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binary = talloc_zero (memCtx, struct SBinary_short);
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binary->cb = [self length];
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binary->lpb = (uint8_t *) [self bytes];
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[self tallocWrapper: binary];
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return binary;
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}
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+ (id) dataWithFlatUID: (const struct FlatUID_r *) flatUID
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{
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return [NSData dataWithBytes: flatUID->ab length: 16];
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}
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- (struct FlatUID_r *) asFlatUIDInMemCtx: (void *) memCtx
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{
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struct FlatUID_r *flatUID;
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flatUID = talloc_zero (memCtx, struct FlatUID_r);
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[self getBytes: flatUID->ab];
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return flatUID;
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}
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static void _fillFlatUIDWithGUID (struct FlatUID_r *flatUID, const struct GUID *guid)
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{
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flatUID->ab[0] = (guid->time_low & 0xFF);
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flatUID->ab[1] = ((guid->time_low >> 8) & 0xFF);
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flatUID->ab[2] = ((guid->time_low >> 16) & 0xFF);
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flatUID->ab[3] = ((guid->time_low >> 24) & 0xFF);
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flatUID->ab[4] = (guid->time_mid & 0xFF);
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flatUID->ab[5] = ((guid->time_mid >> 8) & 0xFF);
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flatUID->ab[6] = (guid->time_hi_and_version & 0xFF);
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flatUID->ab[7] = ((guid->time_hi_and_version >> 8) & 0xFF);
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memcpy (flatUID->ab + 8, guid->clock_seq, sizeof (uint8_t) * 2);
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memcpy (flatUID->ab + 10, guid->node, sizeof (uint8_t) * 6);
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}
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+ (id) dataWithGUID: (const struct GUID *) guid
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{
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struct FlatUID_r flatUID;
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_fillFlatUIDWithGUID (&flatUID, guid);
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return [self dataWithFlatUID: &flatUID];
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}
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- (void) _extractGUID: (struct GUID *) guid
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{
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uint8_t *bytes;
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bytes = (uint8_t *) [self bytes];
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guid->time_low = (bytes[3] << 24 | bytes[2] << 16
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| bytes[1] << 8 | bytes[0]);
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guid->time_mid = (bytes[5] << 8 | bytes[4]);
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guid->time_hi_and_version = (bytes[7] << 8 | bytes[6]);
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memcpy (guid->clock_seq, bytes + 8, sizeof (uint8_t) * 2);
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memcpy (guid->node, bytes + 10, sizeof (uint8_t) * 6);
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}
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- (struct GUID *) asGUIDInMemCtx: (void *) memCtx
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{
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struct GUID *guid;
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guid = talloc_zero (memCtx, struct GUID);
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[self _extractGUID: guid];
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return guid;
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}
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+ (id) dataWithXID: (const struct XID *) xid
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{
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NSMutableData *xidData;
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struct FlatUID_r flatUID;
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_fillFlatUIDWithGUID (&flatUID, &xid->NameSpaceGuid);
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xidData = [NSMutableData dataWithCapacity: 16 + xid->LocalId.length];
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[xidData appendBytes: flatUID.ab length: 16];
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[xidData appendBytes: xid->LocalId.data length: xid->LocalId.length];
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return xidData;
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}
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- (struct XID *) asXIDInMemCtx: (void *) memCtx
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{
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struct XID *xid;
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uint8_t *bytes;
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NSUInteger max;
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max = [self length];
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if (max > 16)
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{
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xid = talloc_zero (memCtx, struct XID);
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[self _extractGUID: &xid->NameSpaceGuid];
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xid->LocalId.length = max - 16;
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bytes = (uint8_t *) [self bytes];
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xid->LocalId.data = talloc_memdup (xid, (bytes+16), xid->LocalId.length);
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}
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else
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{
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xid = NULL;
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abort ();
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}
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return xid;
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}
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+ (id) dataWithChangeKeyGUID: (NSString *) guidString
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andCnt: (NSData *) globCnt;
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{
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NSMutableData *changeKey;
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struct GUID guid;
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changeKey = [NSMutableData dataWithCapacity: 16 + [globCnt length]];
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[guidString extractGUID: &guid];
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[changeKey appendData: [NSData dataWithGUID: &guid]];
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[changeKey appendData: globCnt];
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return changeKey;
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}
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- (void) hexDumpWithLineSize: (NSUInteger) lineSize
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{
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const char *bytes;
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NSUInteger lineCount, count, max, charCount, charMax;
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NSMutableString *line;
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bytes = [self bytes];
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max = [self length];
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lineCount = 0;
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for (count = 0; count < max; count++)
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{
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line = [NSMutableString stringWithFormat: @"%d: ", lineCount];
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if (lineSize)
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{
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if ((max - count) > lineSize)
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charMax = lineSize;
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else
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charMax = max - count;
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}
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else
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charMax = max;
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for (charCount = 0; charCount < charMax; charCount++)
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[line appendFormat: @" %.2x", *(bytes + count + charCount)];
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[self logWithFormat: @" %@", line];
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count += charMax;
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lineCount++;
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}
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}
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@end
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@implementation NSMutableData (MAPIStoreDataTypes)
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- (void) appendUInt8: (uint8_t) value
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{
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[self appendBytes: (char *) &value length: 1];
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}
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- (void) appendUInt16: (uint16_t) value
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{
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NSUInteger count;
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char bytes[2];
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for (count = 0; count < 2; count++)
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{
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bytes[count] = value & 0xff;
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value >>= 8;
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}
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[self appendBytes: bytes length: 2];
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}
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- (void) appendUInt32: (uint32_t) value
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{
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NSUInteger count;
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char bytes[4];
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for (count = 0; count < 4; count++)
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{
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bytes[count] = value & 0xff;
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value >>= 8;
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}
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[self appendBytes: bytes length: 4];
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}
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@end
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