75 int32_t FileStream::Read(PkgBuffer &data, size_t start, size_t needRead, size_t &readLen)  in Read()  argument
88     readLen = 0;  in Read()
103     readLen = fread(data.buffer, 1, needRead, stream_);  in Read()
104     if (readLen == 0) {  in Read()
209 int32_t MemoryMapStream::Read(PkgBuffer &data, size_t start, size_t needRead, size_t &readLen)  in Read()  argument
224     readLen = ((copyLen > needRead) ? needRead : copyLen);  in Read()
228         if (memcpy_s(data.buffer, needRead, memMap_ + start, readLen) != EOK) {  in Read()
229 …  PKG_LOGE("Memcpy failed size:%zu, start:%zu copyLen:%zu %zu", needRead, start, copyLen, readLen);  in Read()
295 int32_t FlowDataStream::Read(PkgBuffer &data, size_t start, size_t needRead, size_t &readLen)  in Read()  argument
312     readLen = 0;  in Read()
314     while (needRead - readLen > 0) {  in Read()
316         if (ReadFromRingBuf(buffer, needRead - readLen, readOnce) != PKG_SUCCESS) {  in Read()
324         if (memcpy_s(data.buffer + readLen, readOnce, buffer, readOnce) != EOK) {  in Read()
328         readLen += readOnce;  in Read()
334 int32_t FlowDataStream::ReadFromRingBuf(uint8_t *&buff, const uint32_t needLen, uint32_t &readLen)  in ReadFromRingBuf()  argument
350     readLen = needLen <= avail_ ? needLen : avail_;  in ReadFromRingBuf()
351     avail_ -= readLen;  in ReadFromRingBuf()
352     bufOffset_ = avail_ == 0 ? 0 : bufOffset_ + readLen;  in ReadFromRingBuf()