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Fill in LUN's on requests. Add common routine for

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checking/initializing ASPI availability.
This commit is contained in:
rocky
2004-06-25 01:47:06 +00:00
parent 3db915ec41
commit 9e827ca7a4
2 changed files with 47 additions and 32 deletions
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76
lib/MSWindows/aspi32.c
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@@ -1,5 +1,5 @@
/*
$Id: aspi32.c,v 1.8 2004/06/21 03:22:58 rocky Exp $
$Id: aspi32.c,v 1.9 2004/06/25 01:47:06 rocky Exp $
Copyright (C) 2004 Rocky Bernstein <rocky@panix.com>
@@ -27,7 +27,7 @@
# include "config.h"
#endif
static const char _rcsid[] = "$Id: aspi32.c,v 1.8 2004/06/21 03:22:58 rocky Exp $";
static const char _rcsid[] = "$Id: aspi32.c,v 1.9 2004/06/25 01:47:06 rocky Exp $";
#include <cdio/cdio.h>
#include <cdio/sector.h>
@@ -69,6 +69,38 @@ mciSendCommand_aspi(int id, UINT msg, DWORD flags, void *arg)
return(mci_error == 0);
}
/*
See if the ASPI DLL is loadable. If so pointers are returned
and we return true. Return false if there was a problem.
*/
static bool
have_aspi( HMODULE *hASPI,
long (**lpGetSupport)( void ),
long (**lpSendCommand)( void* ) )
{
/* check if aspi is available */
*hASPI = LoadLibrary( "wnaspi32.dll" );
if( *hASPI == NULL ) {
cdio_debug("Unable to load ASPI DLL");
return false;
}
(FARPROC) *lpGetSupport = GetProcAddress( *hASPI,
"GetASPI32SupportInfo" );
(FARPROC) *lpSendCommand = GetProcAddress( *hASPI,
"SendASPI32Command" );
/* make sure that we've got both function addresses */
if( *lpGetSupport == NULL || *lpSendCommand == NULL ) {
cdio_debug("Unable to get ASPI function pointers");
FreeLibrary( *hASPI );
return false;
}
return true;
}
const char *
is_cdrom_aspi(const char drive_letter)
{
@@ -79,21 +111,10 @@ is_cdrom_aspi(const char drive_letter)
DWORD dwSupportInfo;
int i_adapter, i_hostadapters;
char c_drive;
hASPI = LoadLibrary( "wnaspi32.dll" );
if( hASPI != NULL ) {
(FARPROC) lpGetSupport = GetProcAddress( hASPI,
"GetASPI32SupportInfo" );
(FARPROC) lpSendCommand = GetProcAddress( hASPI,
"SendASPI32Command" );
}
if( hASPI == NULL || lpGetSupport == NULL || lpSendCommand == NULL ) {
cdio_debug("Unable to load ASPI or get ASPI function pointers");
if( hASPI ) FreeLibrary( hASPI );
if ( !have_aspi(&hASPI, &lpGetSupport, &lpSendCommand) )
return NULL;
}
/* ASPI support seems to be there. */
dwSupportInfo = lpGetSupport();
@@ -154,6 +175,7 @@ is_cdrom_aspi(const char drive_letter)
srbGDEVBlock.SRB_Cmd = SC_GET_DEV_TYPE;
srbDiskInfo.SRB_HaId = i_adapter;
srbGDEVBlock.SRB_Target = i_target;
srbGDEVBlock.SRB_Lun = i_lun;
lpSendCommand( (void*) &srbGDEVBlock );
@@ -192,20 +214,9 @@ init_aspi (_img_private_t *env)
c_drive = env->gen.source_name[4];
}
hASPI = LoadLibrary( "wnaspi32.dll" );
if( hASPI != NULL ) {
(FARPROC) lpGetSupport = GetProcAddress( hASPI,
"GetASPI32SupportInfo" );
(FARPROC) lpSendCommand = GetProcAddress( hASPI,
"SendASPI32Command" );
}
if( hASPI == NULL || lpGetSupport == NULL || lpSendCommand == NULL ) {
cdio_debug("Unable to load ASPI or get ASPI function pointers");
if( hASPI ) FreeLibrary( hASPI );
return false;
}
if ( !have_aspi(&hASPI, &lpGetSupport, &lpSendCommand) )
return NULL;
/* ASPI support seems to be there. */
dwSupportInfo = lpGetSupport();
@@ -278,6 +289,7 @@ init_aspi (_img_private_t *env)
env->hASPI = (long)hASPI;
env->lpSendCommand = lpSendCommand;
env->b_aspi_init = true;
env->i_lun = i_lun;
cdio_debug("Using ASPI layer");
return true;
@@ -333,6 +345,7 @@ mmc_read_sectors_aspi (const _img_private_t *env, void *data, lsn_t lsn,
ssc.SRB_Flags = SRB_DIR_IN | SRB_EVENT_NOTIFY;
ssc.SRB_HaId = LOBYTE( env->i_sid );
ssc.SRB_Target = HIBYTE( env->i_sid );
ssc.SRB_Lun = env->i_lun;
ssc.SRB_SenseLen = SENSE_LEN;
ssc.SRB_PostProc = (LPVOID) hEvent;
@@ -457,6 +470,7 @@ read_toc_aspi (_img_private_t *env)
ssc.SRB_Flags = SRB_DIR_IN | SRB_EVENT_NOTIFY;
ssc.SRB_HaId = LOBYTE( env->i_sid );
ssc.SRB_Target = HIBYTE( env->i_sid );
ssc.SRB_Lun = env->i_lun;
ssc.SRB_SenseLen = SENSE_LEN;
ssc.SRB_PostProc = (LPVOID) hEvent;
@@ -620,7 +634,7 @@ get_drive_cap_aspi (const _img_private_t *env)
ssc.SRB_Flags = SRB_DIR_IN | SRB_EVENT_NOTIFY;
ssc.SRB_HaId = LOBYTE( env->i_sid );
ssc.SRB_Target = HIBYTE( env->i_sid );
ssc.SRB_Lun = 0; /* FIXME */
ssc.SRB_Lun = env->i_lun;
ssc.SRB_SenseLen = SENSE_LEN;
ssc.SRB_PostProc = (LPVOID) hEvent;