1 /* 2 * Copyright (C) 2008-2009 SVOX AG, Baslerstr. 30, 8048 Zuerich, Switzerland 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 /** 17 * @file picoos.h 18 * 19 * Copyright (C) 2008-2009 SVOX AG, Baslerstr. 30, 8048 Zuerich, Switzerland 20 * All rights reserved. 21 * 22 * History: 23 * - 2009-04-20 -- initial version 24 * 25 */ 26 /** 27 * @addtogroup picoos 28 29 * <b> Operating system generalization module </b>\n 30 * 31 */ 32 33 #ifndef PICOOS_H_ 34 #define PICOOS_H_ 35 36 #include "picodefs.h" 37 #include "picopal.h" 38 39 #ifdef __cplusplus 40 extern "C" { 41 #endif 42 #if 0 43 } 44 #endif 45 46 47 /* some "switch" used in picopal and in picocep ... */ 48 #define PICOOS_DIV_USE_INV PICOPAL_DIV_USE_INV 49 50 /* *************************************************/ 51 /* types */ 52 /* *************************************************/ 53 54 typedef picopal_uint8 picoos_uint8; 55 typedef picopal_uint16 picoos_uint16; 56 typedef picopal_uint32 picoos_uint32; 57 58 typedef picopal_int8 picoos_int8; 59 typedef picopal_int16 picoos_int16; 60 typedef picopal_int32 picoos_int32; 61 62 typedef picopal_double picoos_double; 63 typedef picopal_single picoos_single; 64 65 typedef picopal_char picoos_char; 66 typedef picopal_uchar picoos_uchar; 67 68 typedef picopal_uint8 picoos_bool; 69 70 typedef picopal_objsize_t picoos_objsize_t; 71 typedef picopal_ptrdiff_t picoos_ptrdiff_t; 72 73 /* *************************************************/ 74 /* functions */ 75 /* *************************************************/ 76 77 78 picoos_int32 picoos_atoi(const picoos_char *); 79 picoos_int8 picoos_strcmp(const picoos_char *, const picoos_char *); 80 picoos_int8 picoos_strncmp(const picoos_char *a, const picoos_char *b, picoos_objsize_t siz); 81 picoos_uint32 picoos_strlen(const picoos_char *); 82 picoos_char * picoos_strchr(const picoos_char *, picoos_char); 83 picoos_char *picoos_strstr(const picoos_char *s, const picoos_char *substr); 84 picoos_int16 picoos_slprintf(picoos_char * b, picoos_uint32 bsize, const picoos_char *f, ...); 85 picoos_char * picoos_strcpy(picoos_char *, const picoos_char *); 86 picoos_char * picoos_strcat(picoos_char *, const picoos_char *); 87 88 /* copies 'length' bytes from 'src' to 'dest'. (regions may be overlapping) no error checks! */ 89 void * picoos_mem_copy(const void * src, void * dst, picoos_objsize_t length); 90 91 /* safe versions */ 92 picoos_objsize_t picoos_strlcpy(picoos_char *dst, const picoos_char *src, picoos_objsize_t siz); 93 void * picoos_mem_set(void * dest, picoos_uint8 byte_val, picoos_objsize_t length); 94 95 picoos_double picoos_cos(const picoos_double cos_arg); 96 picoos_double picoos_sin(const picoos_double sin_arg); 97 picoos_double picoos_fabs(const picoos_double fabs_arg); 98 99 picoos_double picoos_quick_exp(const picoos_double y); 100 101 102 void picoos_get_sep_part_str (picoos_char string[], picoos_int32 stringlen, picoos_int32 * ind, picoos_char sepCh, picoos_char part[], picoos_int32 maxsize, picoos_uint8 * done); 103 pico_status_t picoos_string_to_uint32 (picoos_char str[], picoos_uint32 * res); 104 pico_status_t picoos_string_to_int32 (picoos_char str[], picoos_int32 * res); 105 106 /* *****************************************************************/ 107 /* "Common" */ 108 /* *****************************************************************/ 109 /* picoos_common is a collection of basic functionalities that must be globally accesible from every "big" function. 110 * It includes pointers to the MemoryManasger, ExceptionManager and a list of open files. */ 111 112 typedef struct memory_manager * picoos_MemoryManager; 113 typedef struct picoos_exception_manager * picoos_ExceptionManager; 114 typedef struct picoos_file * picoos_File; 115 116 117 /** object : Common 118 * shortcut : common 119 * 120 */ 121 typedef struct picoos_common * picoos_Common; 122 123 /* the picoos_common structure itself is exported so no access functions are needed. Handle with care! (might be changed later) */ 124 typedef struct picoos_common { 125 picoos_ExceptionManager em; 126 picoos_MemoryManager mm; 127 picoos_File fileList; 128 } picoos_common_t; 129 130 picoos_Common picoos_newCommon(picoos_MemoryManager mm); 131 132 void picoos_disposeCommon(picoos_MemoryManager mm, picoos_Common * this); 133 134 135 /* *****************************************************************/ 136 /* Memory Management */ 137 /* *****************************************************************/ 138 139 typedef picoos_char * byte_ptr_t; 140 141 #define PICOOS_ALIGN_SIZE 8 142 143 144 145 void * picoos_raw_malloc(byte_ptr_t raw_mem, 146 picoos_objsize_t raw_mem_size, picoos_objsize_t alloc_size, 147 byte_ptr_t * rest_mem, picoos_objsize_t * rest_mem_size); 148 149 /** 150 * Creates a new memory manager object for the specified raw memory 151 * block. 'enableProtMem' enables or disables memory protection 152 * functionality; if disabled, picoos_protectMem() has no effect. 153 */ 154 picoos_MemoryManager picoos_newMemoryManager( 155 void *raw_memory, 156 picoos_objsize_t size, 157 picoos_bool enableMemProt); 158 159 160 161 void picoos_disposeMemoryManager(picoos_MemoryManager * mm); 162 163 164 void * picoos_allocate(picoos_MemoryManager this, picoos_objsize_t byteSize); 165 void picoos_deallocate(picoos_MemoryManager this, void * * adr); 166 167 /* the following memory manager routines are for testing and 168 debugging purposes */ 169 170 /** 171 * Same as picoos_allocate, but write access to the memory block may be 172 * prohibited by a subsequent call to picoos_protectMem(). 173 */ 174 void *picoos_allocProtMem(picoos_MemoryManager mm, picoos_objsize_t byteSize); 175 176 /** 177 * Releases a memory block previously allocated by picoos_allocProtMem(). 178 */ 179 void picoos_deallocProtMem(picoos_MemoryManager mm, void **addr); 180 181 /** 182 * Enables or disables write protection of a memory block previously 183 * allocated by picoos_allocProtMem(). If write protection is enabled, 184 * any subsequent write access will cause a segmentation fault. 185 */ 186 void picoos_protectMem( 187 picoos_MemoryManager mm, 188 void *addr, 189 picoos_objsize_t len, 190 picoos_bool enable); 191 192 void picoos_getMemUsage( 193 picoos_MemoryManager this, 194 picoos_bool resetIncremental, 195 picoos_int32 *usedBytes, 196 picoos_int32 *incrUsedBytes, 197 picoos_int32 *maxUsedBytes); 198 199 void picoos_showMemUsage( 200 picoos_MemoryManager this, 201 picoos_bool incremental, 202 picoos_bool resetIncremental); 203 204 /* *****************************************************************/ 205 /* Exception Management */ 206 /* *****************************************************************/ 207 /** object : ExceptionManager 208 * shortcut : em 209 * 210 */ 211 212 213 #define PICOOS_MAX_EXC_MSG_LEN 512 214 #define PICOOS_MAX_WARN_MSG_LEN 64 215 #define PICOOS_MAX_NUM_WARNINGS 8 216 217 void picoos_setErrorMsg(picoos_char * dst, picoos_objsize_t siz, 218 picoos_int16 code, picoos_char * base, const picoos_char *fmt, ...); 219 220 221 picoos_ExceptionManager picoos_newExceptionManager(picoos_MemoryManager mm); 222 223 void picoos_disposeExceptionManager(picoos_MemoryManager mm, 224 picoos_ExceptionManager * this); 225 226 227 void picoos_emReset(picoos_ExceptionManager this); 228 229 /* For convenience, this function returns the resulting exception code of 'this' 230 * (as would be returned by emGetExceptionCode). 231 * The return value therefore is NOT the status of raising 232 * the error! */ 233 pico_status_t picoos_emRaiseException(picoos_ExceptionManager this, 234 pico_status_t exceptionCode, picoos_char * baseMessage, picoos_char * fmt, ...); 235 236 pico_status_t picoos_emGetExceptionCode(picoos_ExceptionManager this); 237 238 void picoos_emGetExceptionMessage(picoos_ExceptionManager this, picoos_char * msg, picoos_uint16 maxsize); 239 240 void picoos_emRaiseWarning(picoos_ExceptionManager this, 241 pico_status_t warningCode, picoos_char * baseMessage, picoos_char * fmt, ...); 242 243 picoos_uint8 picoos_emGetNumOfWarnings(picoos_ExceptionManager this); 244 245 pico_status_t picoos_emGetWarningCode(picoos_ExceptionManager this, picoos_uint8 warnNum); 246 247 void picoos_emGetWarningMessage(picoos_ExceptionManager this, picoos_uint8 warnNum, picoos_char * msg, picoos_uint16 maxsize); 248 249 250 251 252 /* *****************************************************************/ 253 /* File Access */ 254 /* *****************************************************************/ 255 256 #define picoos_MaxFileNameLen 512 257 #define picoos_MaxKeyLen 512 258 #define picoos_MaxPathLen 512 259 #define picoos_MaxPathListLen 2048 260 261 typedef picoos_char picoos_Key[picoos_MaxKeyLen]; 262 typedef picoos_char picoos_FileName[picoos_MaxFileNameLen]; 263 typedef picoos_char picoos_Path[picoos_MaxPathLen]; 264 typedef picoos_char picoos_PathList[picoos_MaxPathListLen]; 265 266 267 /* ***** Sequential binary file access ******/ 268 269 /* Remark: 'ReadByte', 'ReadBytes' and 'ReadVar' may be mixed; 270 'WriteByte', 'WriteBytes' and 'WriteVar' may be mixed. */ 271 272 /* Open existing binary file for read access. */ 273 picoos_uint8 picoos_OpenBinary(picoos_Common g, picoos_File * f, picoos_char name[]); 274 275 276 /* Read next byte from file 'f'. */ 277 picoos_uint8 picoos_ReadByte(picoos_File f, picoos_uint8 * by); 278 279 /* Read next 'len' bytes from 'f' into 'bytes'; 'len' returns the 280 number of bytes actually read (may be smaller than requested 281 length if 'bytes' is too small to hold all bytes or at end of file). 282 Remark: 'bytes' is compabtible with any variable of any size. */ 283 picoos_uint8 picoos_ReadBytes(picoos_File f, picoos_uint8 bytes[], 284 picoos_uint32 * len); 285 286 287 /* Create new binary file. 288 If 'key' is not empty, the file is encrypted with 'key'. */ 289 picoos_uint8 picoos_CreateBinary(picoos_Common g, picoos_File * f, picoos_char name[]); 290 291 picoos_uint8 picoos_WriteByte(picoos_File f, picoos_char by); 292 293 /* Writes 'len' bytes from 'bytes' onto file 'f'; 'len' returns 294 the number of bytes actually written. */ 295 picoos_uint8 picoos_WriteBytes(picoos_File f, const picoos_char bytes[], 296 picoos_int32 * len); 297 298 299 /* Close previously opened binary file. */ 300 picoos_uint8 picoos_CloseBinary(picoos_Common g, picoos_File * f); 301 302 303 304 305 306 307 pico_status_t picoos_read_le_int16 (picoos_File file, picoos_int16 * val); 308 pico_status_t picoos_read_le_uint16 (picoos_File file, picoos_uint16 * val); 309 pico_status_t picoos_read_le_uint32 (picoos_File file, picoos_uint32 * val); 310 311 312 pico_status_t picoos_read_pi_uint16 (picoos_File file, picoos_uint16 * val); 313 pico_status_t picoos_read_pi_uint32 (picoos_File file, picoos_uint32 * val); 314 315 pico_status_t picoos_write_le_uint16 (picoos_File file, picoos_uint16 val); 316 pico_status_t picoos_write_le_uint32 (picoos_File file, picoos_uint32 val); 317 318 /* 319 pico_status_t picoos_write_pi_uint32 (picoos_File file, const picoos_uint32 val); 320 321 pico_status_t picoos_write_pi_uint16 (picoos_File file, const picoos_uint16 val); 322 */ 323 324 325 /* **************************************************************************************/ 326 /* *** general file routines *****/ 327 328 /* Returns whether end of file was encountered in previous 329 read operation. */ 330 picoos_bool picoos_Eof(picoos_File f); 331 332 /* sets the file pointer to 333 'pos' bytes from beginning (first byte = byte 0). This 334 routine should only be used for binary files. */ 335 picoos_bool picoos_SetPos(picoos_File f, picoos_int32 pos); 336 337 /* Get position from file 'f'. */ 338 picoos_bool picoos_GetPos(picoos_File f, picoos_uint32 * pos); 339 340 /* Returns the length of the file in bytes. */ 341 picoos_bool picoos_FileLength(picoos_File f, picoos_uint32 * len); 342 343 /* Return full name of file 'f'. */ 344 picoos_bool picoos_Name(picoos_File f, picoos_char name[], picoos_uint32 maxsize); 345 346 /* Returns whether file 'name' exists or not. */ 347 picoos_bool picoos_FileExists(picoos_Common g, picoos_char name[] /*, picoos_char ckey[] */); 348 349 /* Delete a file. */ 350 picoos_bool picoos_Delete(picoos_char name[]); 351 352 /* Rename a file. */ 353 picoos_bool picoos_Rename(picoos_char oldName[], picoos_char newName[]); 354 355 356 /* *****************************************************************/ 357 /* Sampled Data Files */ 358 /* *****************************************************************/ 359 360 #define SAMPLE_FREQ_16KHZ (picoos_uint32) 16000 361 362 typedef enum { 363 FILE_TYPE_WAV, 364 FILE_TYPE_AU, 365 FILE_TYPE_RAW, 366 FILE_TYPE_OTHER 367 } wave_file_type_t; 368 369 typedef enum { 370 FORMAT_TAG_LIN = 1, /**< linear 16-bit encoding */ 371 FORMAT_TAG_ALAW = 6, /**< a-law encoding, 8 bit */ 372 FORMAT_TAG_ULAW = 7 /**< u-law encoding, 8 bit */ 373 /* there are many more */ 374 } wave_format_tag_t; 375 376 377 typedef enum { 378 /* values corresponding RIFF wFormatTag */ 379 PICOOS_ENC_LIN = FORMAT_TAG_LIN, /**< linear 16-bit encoding; standard */ 380 PICOOS_ENC_ALAW = FORMAT_TAG_ALAW, /**< a-law encoding, 8 bit */ 381 PICOOS_ENC_ULAW = FORMAT_TAG_ULAW, /**< u-law encoding, 8 bit */ 382 /* values outside RIFF wFormatTag values (above 4100) */ 383 PICOOS_ENC_OTHER = 5000 /**< other; (treated as raw) */ 384 } picoos_encoding_t; 385 386 typedef struct picoos_sd_file * picoos_SDFile; 387 388 /* SDFile input functions */ 389 390 /* orig. comment from SDInOut.def 391 Opens sampled data file 'fileName' for input and returns 392 the encoding 'enc' of the file, sampling rate 'sf', 393 nr of samples 'nrSamples', and a handle to the opened file 394 in 'sdFile'. 395 396 If 'fileName' is empty, the input is taken from the direct 397 acoustic input using the sampling rate specified by 398 "SetRawDefaults". In this case, 'encoding' returns 'EncLin', 399 and 'nrSamples' returns 0. 400 401 The file format is taken from the file name extension: 402 ".wav" --> wav file 403 ".au" --> au file 404 other extensions --> headerless files 405 406 For wav and au files, the sampling rate and encoding are taken 407 from the file header and returned in 'sf' and 'enc'. For 408 headerless files, 'sf' and 'enc' are taken from the 409 most recently set default values (procedure SetRawDefaults). 410 411 'done' returns whether the sampled data file was successfully 412 opened. */ 413 extern picoos_bool picoos_sdfOpenIn (picoos_Common g, picoos_SDFile * sdFile, picoos_char fileName[], picoos_uint32 * sf, picoos_encoding_t * enc, picoos_uint32 * nrSamples); 414 415 416 extern picoos_bool picoos_sdfGetSamples (picoos_SDFile sdFile, picoos_uint32 start, picoos_uint32 * nrSamples, picoos_int16 samples[]); 417 418 419 extern picoos_bool picoos_sdfCloseIn (picoos_Common g, picoos_SDFile * sdFile); 420 421 422 /* SDFile output functions*/ 423 424 extern picoos_bool picoos_sdfOpenOut (picoos_Common g, picoos_SDFile * sdFile, picoos_char fileName[], int sf, picoos_encoding_t enc); 425 426 427 extern picoos_bool picoos_sdfPutSamples (picoos_SDFile sdFile, picoos_uint32 nrSamples, picoos_int16 samples[]); 428 429 /* 430 extern picoos_bool picoos_AbortOutput (picoos_SDFile sdFile); 431 432 433 extern picoos_bool picoos_ResumeOutput (picoos_SDFile sdFile); 434 435 436 extern picoos_bool picoos_FlushOutput (picoos_SDFile sdFile); 437 */ 438 439 extern picoos_bool picoos_sdfCloseOut (picoos_Common g, picoos_SDFile * sdFile); 440 441 442 /* *****************************************************************/ 443 /* File Headers */ 444 /* *****************************************************************/ 445 446 #define PICOOS_MAX_FIELD_STRING_LEN 32 /* including terminating char */ 447 448 #define PICOOS_MAX_NUM_HEADER_FIELDS 10 449 #define PICOOS_NUM_BASIC_HEADER_FIELDS 5 450 451 #define PICOOS_HEADER_NAME 0 452 #define PICOOS_HEADER_VERSION 1 453 #define PICOOS_HEADER_DATE 2 454 #define PICOOS_HEADER_TIME 3 455 #define PICOOS_HEADER_CONTENT_TYPE 4 456 457 #define PICOOS_MAX_HEADER_STRING_LEN (PICOOS_MAX_NUM_HEADER_FIELDS * (2 * PICOOS_MAX_FIELD_STRING_LEN)) 458 459 typedef picoos_char picoos_field_string_t[PICOOS_MAX_FIELD_STRING_LEN]; 460 461 typedef picoos_char picoos_header_string_t[PICOOS_MAX_HEADER_STRING_LEN]; 462 463 typedef enum {PICOOS_FIELD_IGNORE, PICOOS_FIELD_EQUAL, PICOOS_FIELD_COMPAT} picoos_compare_op_t; 464 465 /* private */ 466 typedef struct picoos_file_header_field { 467 picoos_field_string_t key; 468 picoos_field_string_t value; 469 picoos_compare_op_t op; 470 } picoos_file_header_field_t; 471 472 /* public */ 473 typedef struct picoos_file_header * picoos_FileHeader; 474 typedef struct picoos_file_header { 475 picoos_uint8 numFields; 476 picoos_file_header_field_t field[PICOOS_MAX_NUM_HEADER_FIELDS]; 477 } picoos_file_header_t; 478 479 480 pico_status_t picoos_clearHeader(picoos_FileHeader header); 481 482 pico_status_t picoos_setHeaderField(picoos_FileHeader header, picoos_uint8 index, picoos_char * key, picoos_char * value, picoos_compare_op_t op); 483 484 /* caller has to make sure allocated space at key and value are large enough to hold a picoos_field_string */ 485 pico_status_t picoos_getHeaderField(picoos_FileHeader header, picoos_uint8 index, picoos_field_string_t key, picoos_field_string_t value, picoos_compare_op_t * op); 486 487 /* caller has to make sure allocated space at str is large enough to hold the header in question */ 488 /* 489 pico_status_t picoos_hdrToString(picoos_FileHeader header, picoos_header_string_t str); 490 */ 491 492 pico_status_t picoos_hdrParseHeader(picoos_FileHeader header, picoos_header_string_t str); 493 494 pico_status_t picoos_getSVOXHeaderString(picoos_char * str, picoos_uint8 * len, picoos_uint32 maxlen); 495 496 pico_status_t picoos_readPicoHeader(picoos_File f, picoos_uint32 * headerlen); 497 498 499 500 /* *****************************************************************/ 501 /* String search and compare operations */ 502 /* *****************************************************************/ 503 504 505 picoos_uint8 picoos_has_extension(const picoos_char *str, const picoos_char *suf); 506 507 /* *****************************************************************/ 508 /* String/Number Manipulations (might be moved to picopal) */ 509 /* *****************************************************************/ 510 511 pico_status_t picoos_string_to_int32(picoos_char str[], 512 picoos_int32 * res); 513 514 pico_status_t picoos_string_to_uint32(picoos_char str[], 515 picoos_uint32 * res); 516 517 /* 'stringlen' is the part of input string to be considered, possibly not containing NULLC (e.g. result of strlen). 518 * 'maxsize' is the maximal size of 'part' including a byte for the terminating NULLC! */ 519 void picoos_get_sep_part_str(picoos_char string[], 520 picoos_int32 stringlen, picoos_int32 * ind, picoos_char sepCh, 521 picoos_char part[], picoos_int32 maxsize, picoos_uint8 * done); 522 523 /* searches for the first contiguous string of printable characters (> ' ') inside fromStr, possibly skipping 524 * chars <= ' ') and returns it in toStr. 525 * fromStr is assumed to be NULLC terminated and toStr is forced to be NULLC terminated within maxsize. 526 * The search is started at *pos inside fromStr and at return, *pos is the position within fromStr after the 527 * found string, or the position after the end of fromStr, if no string was found. 528 * the function returns TRUE if a string was found and fitted toStr, or FALSE otherwise. */ 529 picoos_uint8 picoos_get_str (picoos_char * fromStr, picoos_uint32 * pos, picoos_char * toStr, picoos_objsize_t maxsize); 530 531 532 pico_status_t picoos_read_mem_pi_uint16 (picoos_uint8 * data, picoos_uint32 * pos, picoos_uint16 * val); 533 534 pico_status_t picoos_read_mem_pi_uint32 (picoos_uint8 * data, picoos_uint32 * pos, picoos_uint32 * val); 535 536 pico_status_t picoos_write_mem_pi_uint16 (picoos_uint8 * data, picoos_uint32 * pos, picoos_uint16 val); 537 538 539 /* *****************************************************************/ 540 /* timer function */ 541 /* *****************************************************************/ 542 543 void picoos_get_timer(picopal_uint32 * sec, picopal_uint32 * usec); 544 545 #ifdef __cplusplus 546 } 547 #endif 548 549 550 #endif /*PICOOS_H_*/ 551
