| ︙ | | | ︙ | |
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
|
stream: (OFStream *)stream
entry: (OFMutableZIPArchiveEntry *)entry
CRC32Offset: (OFStreamOffset)CRC32Offset
size64Offset: (OFStreamOffset)size64Offset;
@end
uint32_t
OFZIPArchiveReadField32(const uint8_t **data, uint16_t *size)
{
uint32_t field = 0;
if (*size < 4)
@throw [OFInvalidFormatException exception];
for (uint8_t i = 0; i < 4; i++)
field |= (uint32_t)(*data)[i] << (i * 8);
*data += 4;
*size -= 4;
return field;
}
uint64_t
OFZIPArchiveReadField64(const uint8_t **data, uint16_t *size)
{
uint64_t field = 0;
if (*size < 8)
@throw [OFInvalidFormatException exception];
for (uint8_t i = 0; i < 8; i++)
|
|
|
|
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
|
stream: (OFStream *)stream
entry: (OFMutableZIPArchiveEntry *)entry
CRC32Offset: (OFStreamOffset)CRC32Offset
size64Offset: (OFStreamOffset)size64Offset;
@end
uint32_t
_OFZIPArchiveReadField32(const uint8_t **data, uint16_t *size)
{
uint32_t field = 0;
if (*size < 4)
@throw [OFInvalidFormatException exception];
for (uint8_t i = 0; i < 4; i++)
field |= (uint32_t)(*data)[i] << (i * 8);
*data += 4;
*size -= 4;
return field;
}
uint64_t
_OFZIPArchiveReadField64(const uint8_t **data, uint16_t *size)
{
uint64_t field = 0;
if (*size < 8)
@throw [OFInvalidFormatException exception];
for (uint8_t i = 0; i < 8; i++)
|
| ︙ | | | ︙ | |
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
|
+ (instancetype)archiveWithIRI: (OFIRI *)IRI mode: (OFString *)mode
{
return [[[self alloc] initWithIRI: IRI mode: mode] autorelease];
}
+ (OFIRI *)IRIForFilePath: (OFString *)path inArchiveWithIRI: (OFIRI *)IRI
{
return OFArchiveIRIHandlerIRIForFileInArchive(@"zip", path, IRI);
}
- (instancetype)init
{
OF_INVALID_INIT_METHOD
}
|
|
|
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
|
+ (instancetype)archiveWithIRI: (OFIRI *)IRI mode: (OFString *)mode
{
return [[[self alloc] initWithIRI: IRI mode: mode] autorelease];
}
+ (OFIRI *)IRIForFilePath: (OFString *)path inArchiveWithIRI: (OFIRI *)IRI
{
return _OFArchiveIRIHandlerIRIForFileInArchive(@"zip", path, IRI);
}
- (instancetype)init
{
OF_INVALID_INIT_METHOD
}
|
| ︙ | | | ︙ | |
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
|
if (ZIP64Index != OFNotFound) {
const uint8_t *ZIP64 =
[extraField itemAtIndex: ZIP64Index];
OFRange range =
OFMakeRange(ZIP64Index - 4, ZIP64Size + 4);
if (_uncompressedSize == 0xFFFFFFFF)
_uncompressedSize = OFZIPArchiveReadField64(
&ZIP64, &ZIP64Size);
if (_compressedSize == 0xFFFFFFFF)
_compressedSize = OFZIPArchiveReadField64(
&ZIP64, &ZIP64Size);
if (ZIP64Size > 0)
@throw [OFInvalidFormatException exception];
[extraField removeItemsInRange: range];
}
|
|
|
|
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
|
if (ZIP64Index != OFNotFound) {
const uint8_t *ZIP64 =
[extraField itemAtIndex: ZIP64Index];
OFRange range =
OFMakeRange(ZIP64Index - 4, ZIP64Size + 4);
if (_uncompressedSize == 0xFFFFFFFF)
_uncompressedSize = _OFZIPArchiveReadField64(
&ZIP64, &ZIP64Size);
if (_compressedSize == 0xFFFFFFFF)
_compressedSize = _OFZIPArchiveReadField64(
&ZIP64, &ZIP64Size);
if (ZIP64Size > 0)
@throw [OFInvalidFormatException exception];
[extraField removeItemsInRange: range];
}
|
| ︙ | | | ︙ | |
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
|
if (length > _toRead)
length = (size_t)_toRead;
ret = [_decompressedStream readIntoBuffer: buffer length: length];
_toRead -= ret;
_CRC32 = OFCRC32(_CRC32, buffer, ret);
if (_toRead == 0) {
_atEndOfStream = true;
if (~_CRC32 != _entry.CRC32) {
OFString *actualChecksum = [OFString stringWithFormat:
@"%08" PRIX32, ~_CRC32];
|
|
|
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
|
if (length > _toRead)
length = (size_t)_toRead;
ret = [_decompressedStream readIntoBuffer: buffer length: length];
_toRead -= ret;
_CRC32 = _OFCRC32(_CRC32, buffer, ret);
if (_toRead == 0) {
_atEndOfStream = true;
if (~_CRC32 != _entry.CRC32) {
OFString *actualChecksum = [OFString stringWithFormat:
@"%08" PRIX32, ~_CRC32];
|
| ︙ | | | ︙ | |
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
|
@try {
[_stream writeBuffer: buffer length: length];
} @catch (OFWriteFailedException *e) {
OFEnsure(e.bytesWritten <= length);
_bytesWritten += (unsigned long long)e.bytesWritten;
_CRC32 = OFCRC32(_CRC32, buffer, e.bytesWritten);
if (e.errNo == EWOULDBLOCK || e.errNo == EAGAIN)
return e.bytesWritten;
@throw e;
}
_bytesWritten += (unsigned long long)length;
_CRC32 = OFCRC32(_CRC32, buffer, length);
return length;
}
- (void)close
{
bool seekable;
|
|
|
|
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
|
@try {
[_stream writeBuffer: buffer length: length];
} @catch (OFWriteFailedException *e) {
OFEnsure(e.bytesWritten <= length);
_bytesWritten += (unsigned long long)e.bytesWritten;
_CRC32 = _OFCRC32(_CRC32, buffer, e.bytesWritten);
if (e.errNo == EWOULDBLOCK || e.errNo == EAGAIN)
return e.bytesWritten;
@throw e;
}
_bytesWritten += (unsigned long long)length;
_CRC32 = _OFCRC32(_CRC32, buffer, length);
return length;
}
- (void)close
{
bool seekable;
|
| ︙ | | | ︙ | |