extern "C" {
#endif
-#define BitStream_Prefetch(_bs) do { \
- (_bs->prefetch) = 0; \
- if (((UINT32) (_bs->pointer - _bs->buffer) + 4) < (_bs->capacity)) \
- (_bs->prefetch) |= (*(_bs->pointer + 4) << 24); \
- if (((UINT32) (_bs->pointer - _bs->buffer) + 5) < (_bs->capacity)) \
- (_bs->prefetch) |= (*(_bs->pointer + 5) << 16); \
- if (((UINT32) (_bs->pointer - _bs->buffer) + 6) < (_bs->capacity)) \
- (_bs->prefetch) |= (*(_bs->pointer + 6) << 8); \
- if (((UINT32) (_bs->pointer - _bs->buffer) + 7) < (_bs->capacity)) \
- (_bs->prefetch) |= (*(_bs->pointer + 7) << 0); \
- } while(0)
-
-#define BitStream_Fetch(_bs) do { \
- (_bs->accumulator) = 0; \
- if (((UINT32) (_bs->pointer - _bs->buffer) + 0) < (_bs->capacity)) \
- (_bs->accumulator) |= (*(_bs->pointer + 0) << 24); \
- if (((UINT32) (_bs->pointer - _bs->buffer) + 1) < (_bs->capacity)) \
- (_bs->accumulator) |= (*(_bs->pointer + 1) << 16); \
- if (((UINT32) (_bs->pointer - _bs->buffer) + 2) < (_bs->capacity)) \
- (_bs->accumulator) |= (*(_bs->pointer + 2) << 8); \
- if (((UINT32) (_bs->pointer - _bs->buffer) + 3) <(_bs->capacity)) \
- (_bs->accumulator) |= (*(_bs->pointer + 3) << 0); \
- BitStream_Prefetch(_bs); \
- } while(0)
-
-#define BitStream_Flush(_bs) do { \
- if (((UINT32) (_bs->pointer - _bs->buffer) + 0) < (_bs->capacity)) \
- *(_bs->pointer + 0) = (_bs->accumulator >> 24); \
- if (((UINT32) (_bs->pointer - _bs->buffer) + 1) < (_bs->capacity)) \
- *(_bs->pointer + 1) = (_bs->accumulator >> 16); \
- if (((UINT32) (_bs->pointer - _bs->buffer) + 2) < (_bs->capacity)) \
- *(_bs->pointer + 2) = (_bs->accumulator >> 8); \
- if (((UINT32) (_bs->pointer - _bs->buffer) + 3) < (_bs->capacity)) \
- *(_bs->pointer + 3) = (_bs->accumulator >> 0); \
- } while(0)
-
-#define BitStream_Shift(_bs, _nbits) do { \
- if (_nbits == 0) { \
- } else if ((_nbits > 0) && (_nbits < 32)) { \
- _bs->accumulator <<= _nbits; \
- _bs->position += _nbits; \
- _bs->offset += _nbits; \
- if (_bs->offset < 32) { \
- _bs->mask = ((1 << _nbits) - 1); \
- _bs->accumulator |= ((_bs->prefetch >> (32 - _nbits)) & _bs->mask); \
- _bs->prefetch <<= _nbits; \
- } else { \
- _bs->mask = ((1 << _nbits) - 1); \
- _bs->accumulator |= ((_bs->prefetch >> (32 - _nbits)) & _bs->mask); \
- _bs->prefetch <<= _nbits; \
- _bs->offset -= 32; \
- _bs->pointer += 4; \
- BitStream_Prefetch(_bs); \
- if (_bs->offset) { \
- _bs->mask = ((1 << _bs->offset) - 1); \
- _bs->accumulator |= ((_bs->prefetch >> (32 - _bs->offset)) & _bs->mask); \
- _bs->prefetch <<= _bs->offset; \
- } \
- } \
- } else { \
- WLog_WARN("com.winpr.bitstream", "warning: BitStream_Shift(%u)", (unsigned)_nbits); \
- } \
- } while(0)
-
-#define BitStream_Shift32(_bs) do { \
- BitStream_Shift(_bs, 16); \
- BitStream_Shift(_bs, 16); \
- } while(0)
-
-#define BitStream_Write_Bits(_bs, _bits, _nbits) do { \
- _bs->position += _nbits; \
- _bs->offset += _nbits; \
- if (_bs->offset < 32) { \
- _bs->accumulator |= (_bits << (32 - _bs->offset)); \
- } else { \
- _bs->offset -= 32; \
- _bs->mask = ((1 << (_nbits - _bs->offset)) - 1); \
- _bs->accumulator |= ((_bits >> _bs->offset) & _bs->mask); \
- BitStream_Flush(bs); \
- _bs->accumulator = 0; \
- _bs->pointer += 4; \
- if (_bs->offset) { \
- _bs->mask = ((1 << _bs->offset) - 1); \
- _bs->accumulator |= ((_bits & _bs->mask) << (32 - _bs->offset)); \
- } \
- } \
- } while(0)
-
-#define BitStream_GetRemainingLength(_bs) \
- (_bs->length - _bs->position)
+static INLINE void BitStream_Prefetch(wBitStream* _bs)
+{
+ (_bs->prefetch) = 0;
+ if (((UINT32) (_bs->pointer - _bs->buffer) + 4) < (_bs->capacity))
+ (_bs->prefetch) |= (*(_bs->pointer + 4) << 24);
+ if (((UINT32) (_bs->pointer - _bs->buffer) + 5) < (_bs->capacity))
+ (_bs->prefetch) |= (*(_bs->pointer + 5) << 16);
+ if (((UINT32) (_bs->pointer - _bs->buffer) + 6) < (_bs->capacity))
+ (_bs->prefetch) |= (*(_bs->pointer + 6) << 8);
+ if (((UINT32) (_bs->pointer - _bs->buffer) + 7) < (_bs->capacity))
+ (_bs->prefetch) |= (*(_bs->pointer + 7) << 0);
+}
+
+static INLINE void BitStream_Fetch(wBitStream* _bs)
+{
+ (_bs->accumulator) = 0;
+ if (((UINT32) (_bs->pointer - _bs->buffer) + 0) < (_bs->capacity))
+ (_bs->accumulator) |= (*(_bs->pointer + 0) << 24);
+ if (((UINT32) (_bs->pointer - _bs->buffer) + 1) < (_bs->capacity))
+ (_bs->accumulator) |= (*(_bs->pointer + 1) << 16);
+ if (((UINT32) (_bs->pointer - _bs->buffer) + 2) < (_bs->capacity))
+ (_bs->accumulator) |= (*(_bs->pointer + 2) << 8);
+ if (((UINT32) (_bs->pointer - _bs->buffer) + 3) <(_bs->capacity))
+ (_bs->accumulator) |= (*(_bs->pointer + 3) << 0);
+ BitStream_Prefetch(_bs);
+}
+
+static INLINE void BitStream_Flush(wBitStream* _bs)
+{
+ if (((UINT32) (_bs->pointer - _bs->buffer) + 0) < (_bs->capacity))
+ *(_bs->pointer + 0) = (_bs->accumulator >> 24);
+ if (((UINT32) (_bs->pointer - _bs->buffer) + 1) < (_bs->capacity))
+ *(_bs->pointer + 1) = (_bs->accumulator >> 16);
+ if (((UINT32) (_bs->pointer - _bs->buffer) + 2) < (_bs->capacity))
+ *(_bs->pointer + 2) = (_bs->accumulator >> 8);
+ if (((UINT32) (_bs->pointer - _bs->buffer) + 3) < (_bs->capacity))
+ *(_bs->pointer + 3) = (_bs->accumulator >> 0);
+}
+
+static INLINE void BitStream_Shift(wBitStream* _bs, UINT32 _nbits)
+{
+ if (_nbits == 0) {
+ } else if ((_nbits > 0) && (_nbits < 32)) {
+ _bs->accumulator <<= _nbits;
+ _bs->position += _nbits;
+ _bs->offset += _nbits;
+ if (_bs->offset < 32) {
+ _bs->mask = ((1 << _nbits) - 1);
+ _bs->accumulator |= ((_bs->prefetch >> (32 - _nbits)) & _bs->mask);
+ _bs->prefetch <<= _nbits;
+ } else {
+ _bs->mask = ((1 << _nbits) - 1);
+ _bs->accumulator |= ((_bs->prefetch >> (32 - _nbits)) & _bs->mask);
+ _bs->prefetch <<= _nbits;
+ _bs->offset -= 32;
+ _bs->pointer += 4;
+ BitStream_Prefetch(_bs);
+ if (_bs->offset) {
+ _bs->mask = ((1 << _bs->offset) - 1);
+ _bs->accumulator |= ((_bs->prefetch >> (32 - _bs->offset)) & _bs->mask);
+ _bs->prefetch <<= _bs->offset;
+ }
+ }
+ } else {
+ WLog_WARN("com.winpr.bitstream", "warning: BitStream_Shift(%u)", (unsigned)_nbits);
+ }
+}
+
+static INLINE void BitStream_Shift32(wBitStream* _bs)
+{
+ BitStream_Shift(_bs, 16);
+ BitStream_Shift(_bs, 16);
+}
+
+static INLINE void BitStream_Write_Bits(wBitStream* _bs, UINT32 _bits, UINT32 _nbits)
+{
+ _bs->position += _nbits;
+ _bs->offset += _nbits;
+ if (_bs->offset < 32) {
+ _bs->accumulator |= (_bits << (32 - _bs->offset));
+ } else {
+ _bs->offset -= 32;
+ _bs->mask = ((1 << (_nbits - _bs->offset)) - 1);
+ _bs->accumulator |= ((_bits >> _bs->offset) & _bs->mask);
+ BitStream_Flush(_bs);
+ _bs->accumulator = 0;
+ _bs->pointer += 4;
+ if (_bs->offset) {
+ _bs->mask = ((1 << _bs->offset) - 1);
+ _bs->accumulator |= ((_bits & _bs->mask) << (32 - _bs->offset));
+ }
+ }
+}
+
+static INLINE size_t BitStream_GetRemainingLength(wBitStream* _bs)
+{
+ return (_bs->length - _bs->position);
+}
WINPR_API void BitDump(const char* tag, UINT32 level, const BYTE* buffer, UINT32 length, UINT32 flags);
WINPR_API UINT32 ReverseBits32(UINT32 bits, UINT32 nbits);