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createDate(OFData *data)
{
switch (data.count) {
case 4: {
uint32_t timestamp;
memcpy(×tamp, data.items, 4);
timestamp = OF_BSWAP32_IF_LE(timestamp);
return [OFDate dateWithTimeIntervalSince1970: timestamp];
}
case 8: {
uint64_t combined;
memcpy(&combined, data.items, 8);
combined = OF_BSWAP64_IF_LE(combined);
return [OFDate dateWithTimeIntervalSince1970:
(double)(combined & 0x3FFFFFFFF) +
(double)(combined >> 34) / 1000000000];
}
case 12: {
uint32_t nanoseconds;
int64_t seconds;
memcpy(&nanoseconds, data.items, 4);
memcpy(&seconds, (char *)data.items + 4, 8);
nanoseconds = OF_BSWAP32_IF_LE(nanoseconds);
seconds = OF_BSWAP64_IF_LE(seconds);
return [OFDate dateWithTimeIntervalSince1970:
(double)seconds + (double)nanoseconds / 1000000000];
}
default:
@throw [OFInvalidFormatException exception];
}
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createDate(OFData *data)
{
switch (data.count) {
case 4: {
uint32_t timestamp;
memcpy(×tamp, data.items, 4);
timestamp = OFFromBigEndian32(timestamp);
return [OFDate dateWithTimeIntervalSince1970: timestamp];
}
case 8: {
uint64_t combined;
memcpy(&combined, data.items, 8);
combined = OFFromBigEndian64(combined);
return [OFDate dateWithTimeIntervalSince1970:
(double)(combined & 0x3FFFFFFFF) +
(double)(combined >> 34) / 1000000000];
}
case 12: {
uint32_t nanoseconds;
int64_t seconds;
memcpy(&nanoseconds, data.items, 4);
memcpy(&seconds, (char *)data.items + 4, 8);
nanoseconds = OFFromBigEndian32(nanoseconds);
seconds = OFFromBigEndian64(seconds);
return [OFDate dateWithTimeIntervalSince1970:
(double)seconds + (double)nanoseconds / 1000000000];
}
default:
@throw [OFInvalidFormatException exception];
}
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float f;
if (length < 5)
@throw [OFTruncatedDataException exception];
memcpy(&f, buffer + 1, 4);
*object = [OFNumber numberWithFloat: OF_BSWAP_FLOAT_IF_LE(f)];
return 5;
case 0xCB:; /* float 64 */
double d;
if (length < 9)
@throw [OFTruncatedDataException exception];
memcpy(&d, buffer + 1, 8);
*object = [OFNumber numberWithDouble: OF_BSWAP_DOUBLE_IF_LE(d)];
return 9;
/* nil */
case 0xC0:
*object = [OFNull null];
return 1;
/* false */
case 0xC2:
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float f;
if (length < 5)
@throw [OFTruncatedDataException exception];
memcpy(&f, buffer + 1, 4);
*object = [OFNumber numberWithFloat: OFFromBigEndianFloat(f)];
return 5;
case 0xCB:; /* float 64 */
double d;
if (length < 9)
@throw [OFTruncatedDataException exception];
memcpy(&d, buffer + 1, 8);
*object = [OFNumber numberWithDouble: OFFromBigEndianDouble(d)];
return 9;
/* nil */
case 0xC0:
*object = [OFNull null];
return 1;
/* false */
case 0xC2:
|