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Add read_data_blocks via cooked mode. Seems to work better than read_cd.

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rocky
2005-03-01 00:40:39 +00:00
parent 716fa9a080
commit 53916b41bf
2 changed files with 20 additions and 3 deletions
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16
lib/driver/_cdio_generic.c
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@@ -1,5 +1,5 @@
/* /*
$Id: _cdio_generic.c,v 1.17 2005/02/25 09:17:41 rocky Exp $ $Id: _cdio_generic.c,v 1.18 2005/03/01 00:40:39 rocky Exp $
Copyright (C) 2004, 2005 Rocky Bernstein <rocky@panix.com> Copyright (C) 2004, 2005 Rocky Bernstein <rocky@panix.com>
@@ -25,7 +25,7 @@
# include "config.h" # include "config.h"
#endif #endif
static const char _rcsid[] = "$Id: _cdio_generic.c,v 1.17 2005/02/25 09:17:41 rocky Exp $"; static const char _rcsid[] = "$Id: _cdio_generic.c,v 1.18 2005/03/01 00:40:39 rocky Exp $";
#include <stdio.h> #include <stdio.h>
#include <stdlib.h> #include <stdlib.h>
@@ -489,6 +489,18 @@ set_track_flags(track_flags_t *p_track_flag, uint8_t i_flag)
? 4 : 2; ? 4 : 2;
} }
driver_return_code_t
read_data_sectors_generic (void *p_user_data, void *p_buf, lsn_t i_lsn,
uint16_t i_blocksize, uint32_t i_blocks)
{
int rc;
if (0 > cdio_generic_lseek(p_user_data, i_blocksize*i_lsn, SEEK_SET))
return DRIVER_OP_ERROR;
rc = cdio_generic_read(p_user_data, p_buf, i_blocksize*i_blocks);
if (rc > 0) return DRIVER_OP_SUCCESS;
return DRIVER_OP_ERROR;
}
/* /*
* Local variables: * Local variables:

7
lib/driver/generic.h
View File

@@ -1,5 +1,5 @@
/* /*
$Id: generic.h,v 1.12 2005/02/17 04:57:21 rocky Exp $ $Id: generic.h,v 1.13 2005/03/01 00:40:39 rocky Exp $
Copyright (C) 2004, 2005 Rocky Bernstein <rocky@panix.com> Copyright (C) 2004, 2005 Rocky Bernstein <rocky@panix.com>
@@ -211,6 +211,11 @@ extern "C" {
void set_track_flags(track_flags_t *p_track_flag, uint8_t flag); void set_track_flags(track_flags_t *p_track_flag, uint8_t flag);
/*! Read mode 1 or mode2 sectors (using cooked mode). */
driver_return_code_t read_data_sectors_generic (void *p_user_data,
void *p_buf, lsn_t i_lsn,
uint16_t i_blocksize,
uint32_t i_blocks);
#ifdef __cplusplus #ifdef __cplusplus
} }
#endif /* __cplusplus */ #endif /* __cplusplus */