[libdvdcss-devel] [PATCH 1/4] ioctl: Drop single-use INIT_SPTD/SEND_SPTD macros

Diego Biurrun diego at biurrun.de
Tue Nov 18 23:46:23 CET 2014


---
 src/ioctl.c       | 13 +++++++++++--
 src/ioctl.h       | 14 --------------
 test/dvd_region.c | 13 +++++++++++--
 3 files changed, 22 insertions(+), 18 deletions(-)

diff --git a/src/ioctl.c b/src/ioctl.c
index 7219017..6e078d6 100644
--- a/src/ioctl.c
+++ b/src/ioctl.c
@@ -169,7 +169,13 @@ int ioctl_ReadCopyright( int i_fd, int i_layer, int *pi_copyright )
     *pi_copyright = dvdbs.copyrightProtectionSystemType;
 
 #elif defined( WIN32 )
-    INIT_SPTD( GPCMD_READ_DVD_STRUCTURE, 8 );
+    DWORD tmp;
+    SCSI_PASS_THROUGH_DIRECT sptd = { 0 };
+    uint8_t p_buffer[8];
+    sptd.Length = sizeof( SCSI_PASS_THROUGH_DIRECT );
+    sptd.DataBuffer = p_buffer;
+    sptd.DataTransferLength = sizeof( p_buffer );
+    WinInitSPTD( &sptd, GPCMD_READ_DVD_STRUCTURE );
 
     /*  When using IOCTL_DVD_READ_STRUCTURE and
         DVD_COPYRIGHT_DESCRIPTOR, CopyrightProtectionType
@@ -180,7 +186,10 @@ int ioctl_ReadCopyright( int i_fd, int i_layer, int *pi_copyright )
     sptd.Cdb[ 6 ] = i_layer;
     sptd.Cdb[ 7 ] = DVD_STRUCT_COPYRIGHT;
 
-    i_ret = SEND_SPTD( i_fd, &sptd, &tmp );
+    i_ret = DeviceIoControl( (HANDLE) i_fd, IOCTL_SCSI_PASS_THROUGH_DIRECT,
+                             &sptd, sizeof( SCSI_PASS_THROUGH_DIRECT ),
+                             &sptd, sizeof( SCSI_PASS_THROUGH_DIRECT ),
+                             &tmp, NULL ) ? 0 : -1;
 
     if( i_ret == 0 )
     {
diff --git a/src/ioctl.h b/src/ioctl.h
index ab8c42e..cc8ffac 100644
--- a/src/ioctl.h
+++ b/src/ioctl.h
@@ -65,20 +65,6 @@ int ioctl_ReportRPC         ( int, int *, int *, int * );
     dvd.format = FORMAT; \
     dvd.buffer = &dvdbs; \
     dvd.bufferLength = sizeof(dvdbs);
-#elif defined( WIN32 )
-#define INIT_SPTD( TYPE, SIZE ) \
-    DWORD tmp; \
-    SCSI_PASS_THROUGH_DIRECT sptd = { 0 }; \
-    uint8_t p_buffer[ (SIZE) ]; \
-    sptd.Length = sizeof( SCSI_PASS_THROUGH_DIRECT ); \
-    sptd.DataBuffer = p_buffer; \
-    sptd.DataTransferLength = (SIZE); \
-    WinInitSPTD( &sptd, (TYPE) );
-#define SEND_SPTD( DEV, SPTD, TMP ) \
-    (DeviceIoControl( (HANDLE)(DEV), IOCTL_SCSI_PASS_THROUGH_DIRECT, \
-                      (SPTD), sizeof( SCSI_PASS_THROUGH_DIRECT ), \
-                      (SPTD), sizeof( SCSI_PASS_THROUGH_DIRECT ), \
-                      (TMP), NULL ) ? 0 : -1)
 #elif defined( __QNXNTO__ )
 #define INIT_CPT( TYPE, SIZE ) \
     CAM_PASS_THRU * p_cpt = { 0 }; \
diff --git a/test/dvd_region.c b/test/dvd_region.c
index a596fe7..f35b869 100644
--- a/test/dvd_region.c
+++ b/test/dvd_region.c
@@ -93,14 +93,23 @@ static int ioctl_SendRPC( int i_fd, int i_pdrc )
     i_ret = ioctl( i_fd, DKIOCDVDSENDKEY, &dvd );
 
 #elif defined( WIN32 )
-    INIT_SPTD( GPCMD_SEND_KEY, 8 );
+    DWORD tmp;
+    SCSI_PASS_THROUGH_DIRECT sptd = { 0 };
+    uint8_t p_buffer[8];
+    sptd.Length = sizeof( SCSI_PASS_THROUGH_DIRECT );
+    sptd.DataBuffer = p_buffer;
+    sptd.DataTransferLength = sizeof( p_buffer );
+    WinInitSPTD( &sptd, GPCMD_SEND_KEY );
 
     sptd.Cdb[ 10 ] = DVD_SEND_RPC;
 
     p_buffer[ 1 ] = 6;
     p_buffer[ 4 ] = i_pdrc;
 
-    i_ret = SEND_SPTD( i_fd, &sptd, &tmp );
+    i_ret = DeviceIoControl( (HANDLE) i_fd, IOCTL_SCSI_PASS_THROUGH_DIRECT,
+                             &sptd, sizeof( SCSI_PASS_THROUGH_DIRECT ),
+                             &sptd, sizeof( SCSI_PASS_THROUGH_DIRECT ),
+                             &tmp, NULL ) ? 0 : -1;
 
 #elif defined( __QNXNTO__ )
 
-- 
2.1.0



More information about the libdvdcss-devel mailing list