95 MEM_STATIC size_t BIT_initCStream(BIT_CStream_t* bitC, void* dstBuffer, size_t dstCapacity);
96 MEM_STATIC void   BIT_addBits(BIT_CStream_t* bitC, size_t value, unsigned nbBits);
97 MEM_STATIC void   BIT_flushBits(BIT_CStream_t* bitC);
98 MEM_STATIC size_t BIT_closeCStream(BIT_CStream_t* bitC);
156 MEM_STATIC void BIT_addBitsFast(BIT_CStream_t* bitC, size_t value, unsigned nbBits);
159 MEM_STATIC void BIT_flushBitsFast(BIT_CStream_t* bitC);
213 MEM_STATIC size_t BIT_initCStream(BIT_CStream_t* bitC,  in BIT_initCStream()  argument
216     bitC->bitContainer = 0;  in BIT_initCStream()
217     bitC->bitPos = 0;  in BIT_initCStream()
218     bitC->startPtr = (char*)startPtr;  in BIT_initCStream()
219     bitC->ptr = bitC->startPtr;  in BIT_initCStream()
220     bitC->endPtr = bitC->startPtr + dstCapacity - sizeof(bitC->bitContainer);  in BIT_initCStream()
221     if (dstCapacity <= sizeof(bitC->bitContainer)) return ERROR(dstSize_tooSmall);  in BIT_initCStream()
228 MEM_STATIC void BIT_addBits(BIT_CStream_t* bitC,  in BIT_addBits()  argument
233     assert(nbBits + bitC->bitPos < sizeof(bitC->bitContainer) * 8);  in BIT_addBits()
234     bitC->bitContainer |= (value & BIT_mask[nbBits]) << bitC->bitPos;  in BIT_addBits()
235     bitC->bitPos += nbBits;  in BIT_addBits()
240 MEM_STATIC void BIT_addBitsFast(BIT_CStream_t* bitC,  in BIT_addBitsFast()  argument
244     assert(nbBits + bitC->bitPos < sizeof(bitC->bitContainer) * 8);  in BIT_addBitsFast()
245     bitC->bitContainer |= value << bitC->bitPos;  in BIT_addBitsFast()
246     bitC->bitPos += nbBits;  in BIT_addBitsFast()
252 MEM_STATIC void BIT_flushBitsFast(BIT_CStream_t* bitC)  in BIT_flushBitsFast()  argument
254     size_t const nbBytes = bitC->bitPos >> 3;  in BIT_flushBitsFast()
255     assert(bitC->bitPos < sizeof(bitC->bitContainer) * 8);  in BIT_flushBitsFast()
256     MEM_writeLEST(bitC->ptr, bitC->bitContainer);  in BIT_flushBitsFast()
257     bitC->ptr += nbBytes;  in BIT_flushBitsFast()
258     assert(bitC->ptr <= bitC->endPtr);  in BIT_flushBitsFast()
259     bitC->bitPos &= 7;  in BIT_flushBitsFast()
260     bitC->bitContainer >>= nbBytes*8;  in BIT_flushBitsFast()
268 MEM_STATIC void BIT_flushBits(BIT_CStream_t* bitC)  in BIT_flushBits()  argument
270     size_t const nbBytes = bitC->bitPos >> 3;  in BIT_flushBits()
271     assert(bitC->bitPos < sizeof(bitC->bitContainer) * 8);  in BIT_flushBits()
272     MEM_writeLEST(bitC->ptr, bitC->bitContainer);  in BIT_flushBits()
273     bitC->ptr += nbBytes;  in BIT_flushBits()
274     if (bitC->ptr > bitC->endPtr) bitC->ptr = bitC->endPtr;  in BIT_flushBits()
275     bitC->bitPos &= 7;  in BIT_flushBits()
276     bitC->bitContainer >>= nbBytes*8;  in BIT_flushBits()
282 MEM_STATIC size_t BIT_closeCStream(BIT_CStream_t* bitC)  in BIT_closeCStream()  argument
284     BIT_addBitsFast(bitC, 1, 1);   /* endMark */  in BIT_closeCStream()
285     BIT_flushBits(bitC);  in BIT_closeCStream()
286     if (bitC->ptr >= bitC->endPtr) return 0; /* overflow detected */  in BIT_closeCStream()
287     return (bitC->ptr - bitC->startPtr) + (bitC->bitPos > 0);  in BIT_closeCStream()