Differences From Artifact [a84cb06e69]:
- File
src/OFStream.m
— part of check-in
[f7576a66ce]
at
2012-06-06 13:47:52
on branch trunk
— Slightly change the memory management API.
Also fix a bug where OFBigDataArray would waste memory. (user: js, size: 26916) [annotate] [blame] [check-ins using] [more...]
To Artifact [335de526be]:
- File src/OFStream.m — part of check-in [0d4059306a] at 2012-06-07 12:03:10 on branch trunk — Rework OFStream API. (user: js, size: 26513) [annotate] [blame] [check-ins using]
| ︙ | ︙ | |||
72 73 74 75 76 77 78 |
- (BOOL)_isAtEndOfStream
{
@throw [OFNotImplementedException exceptionWithClass: isa
selector: _cmd];
}
| < | > < | > < | > | | | 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 |
- (BOOL)_isAtEndOfStream
{
@throw [OFNotImplementedException exceptionWithClass: isa
selector: _cmd];
}
- (size_t)_readIntoBuffer: (void*)buffer
length: (size_t)length
{
@throw [OFNotImplementedException exceptionWithClass: isa
selector: _cmd];
}
- (void)_writeBuffer: (const void*)buffer
length: (size_t)length
{
@throw [OFNotImplementedException exceptionWithClass: isa
selector: _cmd];
}
- copy
{
return [self retain];
}
- (BOOL)isAtEndOfStream
{
if (cache != NULL)
return NO;
return [self _isAtEndOfStream];
}
- (size_t)readIntoBuffer: (void*)buffer
length: (size_t)length
{
if (cache == NULL)
return [self _readIntoBuffer: buffer
length: length];
if (length >= cacheLength) {
size_t ret = cacheLength;
memcpy(buffer, cache, cacheLength);
[self freeMemory: cache];
cache = NULL;
|
| ︙ | ︙ | |||
129 130 131 132 133 134 135 | cache = tmp; cacheLength -= length; return length; } } | < | > | | < | > < | > < | > < | > < | > < | > < | > < | > < | > < | > < | > < | > < | > < | > < | > < | > < | > < | > < | > < | > < | > < | > < | > < | > < | > < | > < | > < | > < | > < | > < | > | | | < | > | 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247 248 249 250 251 252 253 254 255 256 257 258 259 260 261 262 263 264 265 266 267 268 269 270 271 272 273 274 275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323 324 325 326 327 328 329 330 331 332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365 366 367 368 369 370 371 372 373 374 375 376 377 378 379 380 381 382 383 384 385 386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427 428 429 430 431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450 451 452 453 454 455 456 457 458 459 460 461 |
cache = tmp;
cacheLength -= length;
return length;
}
}
- (void)readIntoBuffer: (void*)buffer
exactLength: (size_t)length
{
size_t readLength = 0;
while (readLength < length)
readLength += [self readIntoBuffer: (char*)buffer + readLength
length: length - readLength];
}
- (uint8_t)readInt8
{
uint8_t ret;
[self readIntoBuffer: (char*)&ret
exactLength: 1];
return ret;
}
- (uint16_t)readBigEndianInt16
{
uint16_t ret;
[self readIntoBuffer: (char*)&ret
exactLength: 2];
return of_bswap16_if_le(ret);
}
- (uint32_t)readBigEndianInt32
{
uint32_t ret;
[self readIntoBuffer: (char*)&ret
exactLength: 4];
return of_bswap32_if_le(ret);
}
- (uint64_t)readBigEndianInt64
{
uint64_t ret;
[self readIntoBuffer: (char*)&ret
exactLength: 8];
return of_bswap64_if_le(ret);
}
- (float)readBigEndianFloat
{
float ret;
[self readIntoBuffer: (char*)&ret
exactLength: 4];
return of_bswap_float_if_le(ret);
}
- (double)readBigEndianDouble
{
double ret;
[self readIntoBuffer: (char*)&ret
exactLength: 8];
return of_bswap_double_if_le(ret);
}
- (size_t)readBigEndianInt16sIntoBuffer: (uint16_t*)buffer
count: (size_t)nInt16s
{
size_t size = nInt16s * sizeof(uint16_t);
[self readIntoBuffer: buffer
exactLength: size];
#ifndef OF_BIG_ENDIAN
size_t i;
for (i = 0; i < nInt16s; i++)
buffer[i] = of_bswap16(buffer[i]);
#endif
return size;
}
- (size_t)readBigEndianInt32sIntoBuffer: (uint32_t*)buffer
count: (size_t)nInt32s
{
size_t size = nInt32s * sizeof(uint32_t);
[self readIntoBuffer: buffer
exactLength: size];
#ifndef OF_BIG_ENDIAN
size_t i;
for (i = 0; i < nInt32s; i++)
buffer[i] = of_bswap32(buffer[i]);
#endif
return size;
}
- (size_t)readBigEndianInt64sIntoBuffer: (uint64_t*)buffer
count: (size_t)nInt64s
{
size_t size = nInt64s * sizeof(uint64_t);
[self readIntoBuffer: buffer
exactLength: size];
#ifndef OF_BIG_ENDIAN
size_t i;
for (i = 0; i < nInt64s; i++)
buffer[i] = of_bswap64(buffer[i]);
#endif
return size;
}
- (size_t)readBigEndianFloatsIntoBuffer: (float*)buffer
count: (size_t)nFloats
{
size_t size = nFloats * sizeof(float);
[self readIntoBuffer: buffer
exactLength: size];
#ifndef OF_FLOAT_BIG_ENDIAN
size_t i;
for (i = 0; i < nFloats; i++)
buffer[i] = of_bswap_float(buffer[i]);
#endif
return size;
}
- (size_t)readBigEndianDoublesIntoBuffer: (double*)buffer
count: (size_t)nDoubles
{
size_t size = nDoubles * sizeof(double);
[self readIntoBuffer: buffer
exactLength: size];
#ifndef OF_FLOAT_BIG_ENDIAN
size_t i;
for (i = 0; i < nDoubles; i++)
buffer[i] = of_bswap_double(buffer[i]);
#endif
return size;
}
- (uint16_t)readLittleEndianInt16
{
uint16_t ret;
[self readIntoBuffer: (char*)&ret
exactLength: 2];
return of_bswap16_if_be(ret);
}
- (uint32_t)readLittleEndianInt32
{
uint32_t ret;
[self readIntoBuffer: (char*)&ret
exactLength: 4];
return of_bswap32_if_be(ret);
}
- (uint64_t)readLittleEndianInt64
{
uint64_t ret;
[self readIntoBuffer: (char*)&ret
exactLength: 8];
return of_bswap64_if_be(ret);
}
- (float)readLittleEndianFloat
{
float ret;
[self readIntoBuffer: (char*)&ret
exactLength: 4];
return of_bswap_float_if_be(ret);
}
- (double)readLittleEndianDouble
{
double ret;
[self readIntoBuffer: (char*)&ret
exactLength: 8];
return of_bswap_double_if_be(ret);
}
- (size_t)readLittleEndianInt16sIntoBuffer: (uint16_t*)buffer
count: (size_t)nInt16s
{
size_t size = nInt16s * sizeof(uint16_t);
[self readIntoBuffer: buffer
exactLength: size];
#ifdef OF_BIG_ENDIAN
size_t i;
for (i = 0; i < nInt16s; i++)
buffer[i] = of_bswap16(buffer[i]);
#endif
return size;
}
- (size_t)readLittleEndianInt32sIntoBuffer: (uint32_t*)buffer
count: (size_t)nInt32s
{
size_t size = nInt32s * sizeof(uint32_t);
[self readIntoBuffer: buffer
exactLength: size];
#ifdef OF_BIG_ENDIAN
size_t i;
for (i = 0; i < nInt32s; i++)
buffer[i] = of_bswap32(buffer[i]);
#endif
return size;
}
- (size_t)readLittleEndianInt64sIntoBuffer: (uint64_t*)buffer
count: (size_t)nInt64s
{
size_t size = nInt64s * sizeof(uint64_t);
[self readIntoBuffer: buffer
exactLength: size];
#ifdef OF_BIG_ENDIAN
size_t i;
for (i = 0; i < nInt64s; i++)
buffer[i] = of_bswap64(buffer[i]);
#endif
return size;
}
- (size_t)readLittleEndianFloatsIntoBuffer: (float*)buffer
count: (size_t)nFloats
{
size_t size = nFloats * sizeof(float);
[self readIntoBuffer: buffer
exactLength: size];
#ifdef OF_FLOAT_BIG_ENDIAN
size_t i;
for (i = 0; i < nFloats; i++)
buffer[i] = of_bswap_float(buffer[i]);
#endif
return size;
}
- (size_t)readLittleEndianDoublesIntoBuffer: (double*)buffer
count: (size_t)nDoubles
{
size_t size = nDoubles * sizeof(double);
[self readIntoBuffer: buffer
exactLength: size];
#ifdef OF_FLOAT_BIG_ENDIAN
size_t i;
for (i = 0; i < nDoubles; i++)
buffer[i] = of_bswap_double(buffer[i]);
#endif
return size;
}
- (OFDataArray*)readDataArrayWithSize: (size_t)nItems
{
return [self readDataArrayWithItemSize: 1
count: nItems];
}
- (OFDataArray*)readDataArrayWithItemSize: (size_t)itemSize
count: (size_t)nItems
{
OFDataArray *dataArray;
char *tmp;
dataArray = [OFDataArray dataArrayWithItemSize: itemSize];
tmp = [self allocMemoryWithItemSize: itemSize
count: nItems];
@try {
[self readIntoBuffer: tmp
exactLength: nItems * itemSize];
[dataArray addItemsFromCArray: tmp
count: nItems];
} @finally {
[self freeMemory: tmp];
}
|
| ︙ | ︙ | |||
470 471 472 473 474 475 476 |
dataArray = [OFDataArray dataArray];
buffer = [self allocMemoryWithSize: of_pagesize];
@try {
while (![self isAtEndOfStream]) {
size_t length;
| | | | | | | < | > | 470 471 472 473 474 475 476 477 478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 |
dataArray = [OFDataArray dataArray];
buffer = [self allocMemoryWithSize: of_pagesize];
@try {
while (![self isAtEndOfStream]) {
size_t length;
length = [self readIntoBuffer: buffer
length: of_pagesize];
[dataArray addItemsFromCArray: buffer
count: length];
}
} @finally {
[self freeMemory: buffer];
}
return dataArray;
}
- (OFString*)readStringWithLength: (size_t)length
{
return [self readStringWithLength: length
encoding: OF_STRING_ENCODING_UTF_8];
}
- (OFString*)readStringWithLength: (size_t)length
encoding: (of_string_encoding_t)encoding
{
OFString *ret;
char *buffer = [self allocMemoryWithSize: length + 1];
buffer[length] = 0;
@try {
[self readIntoBuffer: buffer
exactLength: length];
ret = [OFString stringWithCString: buffer
encoding: encoding];
} @finally {
[self freeMemory: buffer];
}
|
| ︙ | ︙ | |||
571 572 573 574 575 576 577 | cache = NULL; cacheLength = 0; waitingForDelimiter = NO; return ret; } | | | | 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 |
cache = NULL;
cacheLength = 0;
waitingForDelimiter = NO;
return ret;
}
bufferLength = [self _readIntoBuffer: buffer
length: of_pagesize];
/* Look if there's a newline or \0 */
for (i = 0; i < bufferLength; i++) {
if (OF_UNLIKELY(buffer[i] == '\n' ||
buffer[i] == '\0')) {
retLength = cacheLength + i;
retCString = [self
|
| ︙ | ︙ | |||
676 677 678 679 680 681 682 |
- (OFString*)tryReadLine
{
return [self tryReadLineWithEncoding: OF_STRING_ENCODING_UTF_8];
}
- (OFString*)tryReadTillDelimiter: (OFString*)delimiter
| | | 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 |
- (OFString*)tryReadLine
{
return [self tryReadLineWithEncoding: OF_STRING_ENCODING_UTF_8];
}
- (OFString*)tryReadTillDelimiter: (OFString*)delimiter
encoding: (of_string_encoding_t)encoding
{
const char *delimiterUTF8String;
size_t i, j, delimiterLength, bufferLength, retLength;
char *retCString, *buffer, *newCache;
OFString *ret;
/* FIXME: Convert delimiter to specified charset */
|
| ︙ | ︙ | |||
745 746 747 748 749 750 751 | cache = NULL; cacheLength = 0; waitingForDelimiter = NO; return ret; } | | | | 745 746 747 748 749 750 751 752 753 754 755 756 757 758 759 760 |
cache = NULL;
cacheLength = 0;
waitingForDelimiter = NO;
return ret;
}
bufferLength = [self _readIntoBuffer: buffer
length: of_pagesize];
/* Look if there's a delimiter or \0 */
for (i = 0; i < bufferLength; i++) {
if (buffer[i] != delimiterUTF8String[j++])
j = 0;
if (j == delimiterLength || buffer[i] == '\0') {
|
| ︙ | ︙ | |||
822 823 824 825 826 827 828 |
return nil;
}
- (OFString*)readTillDelimiter: (OFString*)delimiter
{
return [self readTillDelimiter: delimiter
| | | | | | | | | | | < | > | < | > | | < | > < | > < | > < | > < | > < | > < | > | | < | > < | > | | < | > < | > | | < | > < | > | | < | > < | > | | < | > < | > < | > < | > < | > < | > < | > | | < | > < | > | | < | > < | > | | | | < | > | | < | > < | > | | < | > < | > < | > | | < | > | 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869 870 871 872 873 874 875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895 896 897 898 899 900 901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925 926 927 928 929 930 931 932 933 934 935 936 937 938 939 940 941 942 943 944 945 946 947 948 949 950 951 952 953 954 955 956 957 958 959 960 961 962 963 964 965 966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985 986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012 1013 1014 1015 1016 1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042 1043 1044 1045 1046 1047 1048 1049 1050 1051 1052 1053 1054 1055 1056 1057 1058 1059 1060 1061 1062 1063 1064 1065 1066 1067 1068 1069 1070 1071 1072 1073 1074 1075 1076 1077 1078 1079 1080 1081 1082 1083 1084 1085 1086 1087 1088 1089 1090 1091 1092 1093 1094 1095 1096 1097 1098 1099 1100 1101 1102 1103 1104 1105 1106 1107 1108 1109 1110 1111 1112 1113 1114 1115 1116 1117 1118 1119 1120 1121 1122 1123 1124 1125 1126 1127 1128 1129 1130 1131 1132 1133 1134 1135 1136 1137 1138 1139 1140 1141 1142 1143 1144 1145 1146 1147 1148 1149 1150 1151 1152 1153 1154 1155 1156 1157 1158 1159 1160 1161 1162 1163 1164 1165 1166 1167 1168 1169 1170 1171 1172 1173 1174 1175 1176 1177 1178 1179 1180 1181 1182 1183 1184 1185 1186 1187 1188 1189 1190 1191 1192 1193 1194 1195 1196 1197 1198 1199 1200 1201 1202 1203 1204 1205 1206 1207 1208 1209 1210 1211 1212 1213 1214 1215 1216 1217 1218 1219 1220 1221 1222 1223 1224 1225 1226 1227 1228 1229 1230 1231 1232 1233 1234 1235 1236 1237 1238 1239 1240 1241 1242 1243 1244 1245 1246 1247 1248 1249 1250 1251 1252 1253 1254 1255 1256 1257 1258 1259 1260 1261 1262 1263 1264 1265 1266 1267 1268 1269 1270 1271 1272 1273 1274 1275 1276 1277 1278 1279 1280 1281 1282 1283 1284 1285 1286 1287 1288 1289 1290 1291 1292 1293 1294 1295 1296 1297 1298 1299 1300 1301 1302 1303 1304 1305 1306 1307 1308 1309 1310 1311 1312 1313 1314 1315 1316 1317 1318 1319 1320 1321 1322 1323 1324 1325 1326 1327 1328 1329 1330 1331 1332 1333 1334 1335 1336 1337 1338 1339 1340 1341 1342 1343 1344 1345 1346 1347 1348 1349 1350 1351 |
return nil;
}
- (OFString*)readTillDelimiter: (OFString*)delimiter
{
return [self readTillDelimiter: delimiter
encoding: OF_STRING_ENCODING_UTF_8];
}
- (OFString*)readTillDelimiter: (OFString*)delimiter
encoding: (of_string_encoding_t)encoding
{
OFString *ret = nil;
while ((ret = [self tryReadTillDelimiter: delimiter
encoding: encoding]) == nil)
if ([self isAtEndOfStream])
return nil;
return ret;
}
- (OFString*)tryReadTillDelimiter: (OFString*)delimiter
{
return [self tryReadTillDelimiter: delimiter
encoding: OF_STRING_ENCODING_UTF_8];
}
- (BOOL)writeBufferEnabled
{
return writeBufferEnabled;
}
- (void)setWriteBufferEnabled: (BOOL)enable
{
writeBufferEnabled = enable;
}
- (void)flushWriteBuffer
{
if (writeBuffer == NULL)
return;
[self _writeBuffer: writeBuffer
length: writeBufferLength];
[self freeMemory: writeBuffer];
writeBuffer = NULL;
writeBufferLength = 0;
}
- (void)writeBuffer: (const void*)buffer
length: (size_t)length
{
if (!writeBufferEnabled)
[self _writeBuffer: buffer
length: length];
else {
writeBuffer = [self resizeMemory: writeBuffer
toSize: writeBufferLength + length];
memcpy(writeBuffer + writeBufferLength, buffer, length);
writeBufferLength += length;
}
}
- (void)writeInt8: (uint8_t)int8
{
[self writeBuffer: (char*)&int8
length: 1];
}
- (void)writeBigEndianInt16: (uint16_t)int16
{
int16 = of_bswap16_if_le(int16);
[self writeBuffer: (char*)&int16
length: 2];
}
- (void)writeBigEndianInt32: (uint32_t)int32
{
int32 = of_bswap32_if_le(int32);
[self writeBuffer: (char*)&int32
length: 4];
}
- (void)writeBigEndianInt64: (uint64_t)int64
{
int64 = of_bswap64_if_le(int64);
[self writeBuffer: (char*)&int64
length: 8];
}
- (void)writeBigEndianFloat: (float)float_
{
float_ = of_bswap_float_if_le(float_);
[self writeBuffer: (char*)&float_
length: 4];
}
- (void)writeBigEndianDouble: (double)double_
{
double_ = of_bswap_double_if_le(double_);
[self writeBuffer: (char*)&double_
length: 8];
}
- (size_t)writeBigEndianInt16s: (const uint16_t*)buffer
count: (size_t)nInt16s
{
size_t size = nInt16s * sizeof(uint16_t);
#ifdef OF_BIG_ENDIAN
[self writeBuffer: buffer
length: size];
#else
uint16_t *tmp;
tmp = [self allocMemoryWithItemSize: sizeof(uint16_t)
count: nInt16s];
@try {
size_t i;
for (i = 0; i < nInt16s; i++)
tmp[i] = of_bswap16(buffer[i]);
[self writeBuffer: tmp
length: size];
} @finally {
[self freeMemory: tmp];
}
#endif
return size;
}
- (size_t)writeBigEndianInt32s: (const uint32_t*)buffer
count: (size_t)nInt32s
{
size_t size = nInt32s * sizeof(uint32_t);
#ifdef OF_BIG_ENDIAN
[self writeBuffer: buffer
length: size];
#else
uint32_t *tmp;
tmp = [self allocMemoryWithItemSize: sizeof(uint32_t)
count: nInt32s];
@try {
size_t i;
for (i = 0; i < nInt32s; i++)
tmp[i] = of_bswap32(buffer[i]);
[self writeBuffer: tmp
length: size];
} @finally {
[self freeMemory: tmp];
}
#endif
return size;
}
- (size_t)writeBigEndianInt64s: (const uint64_t*)buffer
count: (size_t)nInt64s
{
size_t size = nInt64s * sizeof(uint64_t);
#ifdef OF_BIG_ENDIAN
[self writeBuffer: buffer
length: size];
#else
uint64_t *tmp;
tmp = [self allocMemoryWithItemSize: sizeof(uint64_t)
count: nInt64s];
@try {
size_t i;
for (i = 0; i < nInt64s; i++)
tmp[i] = of_bswap64(buffer[i]);
[self writeBuffer: tmp
length: size];
} @finally {
[self freeMemory: tmp];
}
#endif
return size;
}
- (size_t)writeBigEndianFloats: (const float*)buffer
count: (size_t)nFloats
{
size_t size = nFloats * sizeof(float);
#ifdef OF_FLOAT_BIG_ENDIAN
[self writeBuffer: buffer
length: size];
#else
float *tmp;
tmp = [self allocMemoryWithItemSize: sizeof(float)
count: nFloats];
@try {
size_t i;
for (i = 0; i < nFloats; i++)
tmp[i] = of_bswap_float(buffer[i]);
[self writeBuffer: tmp
length: size];
} @finally {
[self freeMemory: tmp];
}
#endif
return size;
}
- (size_t)writeBigEndianDoubles: (const double*)buffer
count: (size_t)nDoubles
{
size_t size = nDoubles * sizeof(double);
#ifdef OF_FLOAT_BIG_ENDIAN
[self writeBuffer: buffer
length: size];
#else
double *tmp;
tmp = [self allocMemoryWithItemSize: sizeof(double)
count: nDoubles];
@try {
size_t i;
for (i = 0; i < nDoubles; i++)
tmp[i] = of_bswap_double(buffer[i]);
[self writeBuffer: tmp
length: size];
} @finally {
[self freeMemory: tmp];
}
#endif
return size;
}
- (void)writeLittleEndianInt16: (uint16_t)int16
{
int16 = of_bswap16_if_be(int16);
[self writeBuffer: (char*)&int16
length: 2];
}
- (void)writeLittleEndianInt32: (uint32_t)int32
{
int32 = of_bswap32_if_be(int32);
[self writeBuffer: (char*)&int32
length: 4];
}
- (void)writeLittleEndianInt64: (uint64_t)int64
{
int64 = of_bswap64_if_be(int64);
[self writeBuffer: (char*)&int64
length: 8];
}
- (void)writeLittleEndianFloat: (float)float_
{
float_ = of_bswap_float_if_be(float_);
[self writeBuffer: (char*)&float_
length: 4];
}
- (void)writeLittleEndianDouble: (double)double_
{
double_ = of_bswap_double_if_be(double_);
[self writeBuffer: (char*)&double_
length: 8];
}
- (size_t)writeLittleEndianInt16s: (const uint16_t*)buffer
count: (size_t)nInt16s
{
size_t size = nInt16s * sizeof(uint16_t);
#ifndef OF_BIG_ENDIAN
[self writeBuffer: buffer
length: size];
#else
uint16_t *tmp;
tmp = [self allocMemoryWithItemSize: sizeof(uint16_t)
count: nInt16s];
@try {
size_t i;
for (i = 0; i < nInt16s; i++)
tmp[i] = of_bswap16(buffer[i]);
[self writeBuffer: tmp
length: size];
} @finally {
[self freeMemory: tmp];
}
#endif
return size;
}
- (size_t)writeLittleEndianInt32s: (const uint32_t*)buffer
count: (size_t)nInt32s
{
size_t size = nInt32s * sizeof(uint32_t);
#ifndef OF_BIG_ENDIAN
[self writeBuffer: buffer
length: size];
#else
uint32_t *tmp;
tmp = [self allocMemoryWithItemSize: sizeof(uint32_t)
count: nInt32s];
@try {
size_t i;
for (i = 0; i < nInt32s; i++)
tmp[i] = of_bswap32(buffer[i]);
[self writeBuffer: tmp
length: size];
} @finally {
[self freeMemory: tmp];
}
#endif
return size;
}
- (size_t)writeLittleEndianInt64s: (const uint64_t*)buffer
count: (size_t)nInt64s
{
size_t size = nInt64s * sizeof(uint64_t);
#ifndef OF_BIG_ENDIAN
[self writeBuffer: buffer
length: size];
#else
uint64_t *tmp;
tmp = [self allocMemoryWithItemSize: sizeof(uint64_t)
count: nInt64s];
@try {
size_t i;
for (i = 0; i < nInt64s; i++)
tmp[i] = of_bswap64(buffer[i]);
[self writeBuffer: tmp
length: size];
} @finally {
[self freeMemory: tmp];
}
#endif
return size;
}
- (size_t)writeLittleEndianFloats: (const float*)buffer
count: (size_t)nFloats
{
size_t size = nFloats * sizeof(float);
#ifndef OF_FLOAT_BIG_ENDIAN
[self writeBuffer: buffer
length: size];
#else
float *tmp;
tmp = [self allocMemoryWithItemSize: sizeof(float)
count: nFloats];
@try {
size_t i;
for (i = 0; i < nFloats; i++)
tmp[i] = of_bswap_float(buffer[i]);
[self writeBuffer: tmp
length: size];
} @finally {
[self freeMemory: tmp];
}
#endif
return size;
}
- (size_t)writeLittleEndianDoubles: (const double*)buffer
count: (size_t)nDoubles
{
size_t size = nDoubles * sizeof(double);
#ifndef OF_FLOAT_BIG_ENDIAN
[self writeBuffer: buffer
length: size];
#else
double *tmp;
tmp = [self allocMemoryWithItemSize: sizeof(double)
count: nDoubles];
@try {
size_t i;
for (i = 0; i < nDoubles; i++)
tmp[i] = of_bswap_double(buffer[i]);
[self writeBuffer: tmp
length: size];
} @finally {
[self freeMemory: tmp];
}
#endif
return size;
}
- (size_t)writeDataArray: (OFDataArray*)dataArray
{
size_t length = [dataArray count] * [dataArray itemSize];
[self writeBuffer: [dataArray cArray]
length: length];
return [dataArray count] * [dataArray itemSize];
}
- (size_t)writeString: (OFString*)string
{
size_t length = [string UTF8StringLength];
[self writeBuffer: [string UTF8String]
length: length];
return length;
}
- (size_t)writeLine: (OFString*)string
{
size_t stringLength = [string UTF8StringLength];
char *buffer;
buffer = [self allocMemoryWithSize: stringLength + 1];
@try {
memcpy(buffer, [string UTF8String], stringLength);
buffer[stringLength] = '\n';
[self writeBuffer: buffer
length: stringLength + 1];
} @finally {
[self freeMemory: buffer];
}
return stringLength + 1;
}
- (size_t)writeFormat: (OFConstantString*)format, ...
{
va_list arguments;
size_t ret;
va_start(arguments, format);
ret = [self writeFormat: format
arguments: arguments];
va_end(arguments);
return ret;
}
- (size_t)writeFormat: (OFConstantString*)format
arguments: (va_list)arguments
{
char *UTF8String;
int length;
if (format == nil)
@throw [OFInvalidArgumentException exceptionWithClass: isa
selector: _cmd];
if ((length = of_vasprintf(&UTF8String, [format UTF8String],
arguments)) == -1)
@throw [OFInvalidFormatException exceptionWithClass: isa];
@try {
[self writeBuffer: UTF8String
length: length];
} @finally {
free(UTF8String);
}
return length;
}
|
| ︙ | ︙ |