Lines Matching refs:NULL
29 if ( m_hDll != NULL ) return TRUE; in Create()
32 if ( m_hDll == NULL ) return FALSE; in Create()
48 if ( (m_fncEnumDevices == NULL) in Create()
49 || (m_fncInit == NULL) in Create()
50 || (m_fncOpen == NULL) in Create()
51 || (m_fncClose == NULL) in Create()
52 || (m_fncReadMailbox == NULL) in Create()
53 || (m_fncWriteMailbox == NULL) in Create()
54 || (m_fncRead == NULL) in Create()
55 || (m_fncWrite == NULL) in Create()
56 || (m_fncReadAsync == NULL) in Create()
57 || (m_fncWriteAsync == NULL) in Create()
58 || (m_fncReadStatus == NULL) in Create()
59 || (m_fncExit == NULL) in Create()
60 || (m_fncGetLastError == NULL) ) in Create()
72 if ( m_hDll != NULL ) in Release()
75 m_hDll = NULL; in Release()
82 ASSERT(m_hDll != NULL); in EnumDevices()
89 ASSERT(m_hDll != NULL); in Init()
97 ASSERT(m_hDll != NULL); in Open()
104 ASSERT(m_hDll != NULL); in Close()
111 ASSERT(m_hDll != NULL); in ReadMailbox()
118 ASSERT(m_hDll != NULL); in WriteMailbox()
125 ASSERT(m_hDll != NULL); in Read()
132 ASSERT(m_hDll != NULL); in Write()
140 ASSERT(m_hDll != NULL); in ReadAsync()
148 ASSERT(m_hDll != NULL); in WriteAsync()
155 ASSERT(m_hDll != NULL); in ReadStatus()
162 ASSERT(m_hDll != NULL); in Exit()
169 ASSERT(m_hDll != NULL); in GetLastError()