37     m_buf(NULL),  in QemuPipeStream()
47     m_buf(NULL),  in QemuPipeStream()
59     if (m_buf != NULL) {  in ~QemuPipeStream()
60         free(m_buf);  in ~QemuPipeStream()
82     if (!m_buf) {  in allocBuffer()
83         m_buf = (unsigned char *)malloc(allocSize);  in allocBuffer()
86         unsigned char *p = (unsigned char *)realloc(m_buf, allocSize);  in allocBuffer()
88             m_buf = p;  in allocBuffer()
92             free(m_buf);  in allocBuffer()
93             m_buf = NULL;  in allocBuffer()
98     return m_buf + kWriteOffset;  in allocBuffer()
104     return writeFully(m_buf + kWriteOffset, size);  in commitBuffer()
142         memcpy(userReadBuf, m_buf + (m_read - m_readLeft), bufferedReadSize);  in commitBufferAndReadFully()
152     writeFully(m_buf + kWriteOffset, writeSize);  in commitBufferAndReadFully()
165         actual = qemu_pipe_read(m_sock, m_buf, maxRead);  in commitBufferAndReadFully()
182                    m_buf + (m_read - m_readLeft),  in commitBufferAndReadFully()
189         actual = qemu_pipe_read(m_sock, m_buf, kReadSize);  in commitBufferAndReadFully()