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More consolidation of code by adding routines to scsi_mmc.

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This commit is contained in:
rocky
2004-07-27 01:06:01 +00:00
parent 46d287060c
commit db337e5665
11 changed files with 246 additions and 261 deletions
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112
lib/scsi_mmc.c
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@@ -1,6 +1,6 @@
/* Common SCSI Multimedia Command (MMC) routines.
$Id: scsi_mmc.c,v 1.11 2004/07/26 04:33:21 rocky Exp $
$Id: scsi_mmc.c,v 1.12 2004/07/27 01:06:02 rocky Exp $
Copyright (C) 2004 Rocky Bernstein <rocky@panix.com>
@@ -24,6 +24,7 @@
#endif
#include <cdio/cdio.h>
#include <cdio/logging.h>
#include <cdio/scsi_mmc.h>
#include "cdio_private.h"
@@ -184,9 +185,9 @@ scsi_mmc_read_sectors ( const CdIo *cdio, void *p_buf, lba_t lba,
}
int
set_bsize_mmc ( const void *p_env,
const scsi_mmc_run_cmd_fn_t *run_scsi_mmc_cmd,
unsigned int bsize)
scsi_mmc_set_bsize_private ( const void *p_env,
const scsi_mmc_run_cmd_fn_t run_scsi_mmc_cmd,
unsigned int bsize)
{
scsi_mmc_cdb_t cdb = {{0, }};
@@ -220,7 +221,7 @@ set_bsize_mmc ( const void *p_env,
cdb.field[1] = 1 << 4;
cdb.field[4] = 12;
return (*run_scsi_mmc_cmd) (p_env, DEFAULT_TIMEOUT_MS,
return run_scsi_mmc_cmd (p_env, DEFAULT_TIMEOUT_MS,
scsi_mmc_get_cmd_len(cdb.field[0]), &cdb,
SCSI_MMC_DATA_WRITE, sizeof(mh), &mh);
}
@@ -229,16 +230,17 @@ int
scsi_mmc_set_bsize ( const CdIo *cdio, unsigned int bsize)
{
if ( ! cdio ) return -2;
return set_bsize_mmc (cdio->env, (&cdio->op.run_scsi_mmc_cmd), bsize);
return
scsi_mmc_set_bsize_private (cdio->env, cdio->op.run_scsi_mmc_cmd, bsize);
}
/*!
Get the DVD type associated with cd object.
*/
discmode_t
get_dvd_struct_physical_mmc ( void *p_env,
scsi_mmc_get_dvd_struct_physical_private ( void *p_env,
const scsi_mmc_run_cmd_fn_t run_scsi_mmc_cmd,
cdio_dvd_struct_t *s)
cdio_dvd_struct_t *s)
{
scsi_mmc_cdb_t cdb = {{0, }};
unsigned char buf[20], *base;
@@ -298,8 +300,96 @@ discmode_t
scsi_mmc_get_dvd_struct_physical ( const CdIo *p_cdio, cdio_dvd_struct_t *s)
{
if ( ! p_cdio ) return -2;
return get_dvd_struct_physical_mmc (p_cdio->env,
p_cdio->op.run_scsi_mmc_cmd,
s);
return
scsi_mmc_get_dvd_struct_physical_private (p_cdio->env,
p_cdio->op.run_scsi_mmc_cmd,
s);
}
/*!
Return the media catalog number MCN.
Note: string is malloc'd so caller should free() then returned
string when done with it.
*/
char *
scsi_mmc_get_mcn_private ( void *p_env,
const scsi_mmc_run_cmd_fn_t run_scsi_mmc_cmd
)
{
scsi_mmc_cdb_t cdb = {{0, }};
char buf[28] = { 0, };
int i_status;
if ( ! p_env || ! run_scsi_mmc_cmd )
return NULL;
CDIO_MMC_SET_COMMAND(cdb.field, CDIO_MMC_GPCMD_READ_SUBCHANNEL);
cdb.field[1] = 0x0;
cdb.field[2] = 0x40;
cdb.field[3] = CDIO_SUBCHANNEL_MEDIA_CATALOG;
CDIO_MMC_SET_READ_LENGTH(cdb.field, sizeof(buf));
i_status = run_scsi_mmc_cmd(p_env, DEFAULT_TIMEOUT_MS,
scsi_mmc_get_cmd_len(cdb.field[0]),
&cdb, SCSI_MMC_DATA_READ,
sizeof(buf), buf);
if(i_status == 0) {
return strdup(&buf[9]);
}
return NULL;
}
char *
scsi_mmc_get_mcn ( const CdIo *p_cdio )
{
if ( ! p_cdio ) return NULL;
return scsi_mmc_get_mcn_private (p_cdio->env,
p_cdio->op.run_scsi_mmc_cmd );
}
/*
Read cdtext information for a CdIo object .
return true on success, false on error or CD-TEXT information does
not exist.
*/
bool
scsi_mmc_init_cdtext_private ( void *p_user_data,
const scsi_mmc_run_cmd_fn_t run_scsi_mmc_cmd,
set_cdtext_field_fn_t set_cdtext_field_fn
)
{
generic_img_private_t *p_env = p_user_data;
scsi_mmc_cdb_t cdb = {{0, }};
char wdata[5000] = { 0, };
int i_status;
if ( ! p_env || ! run_scsi_mmc_cmd )
return false;
/* Operation code */
CDIO_MMC_SET_COMMAND(cdb.field, CDIO_MMC_GPCMD_READ_TOC);
/* Format */
cdb.field[2] = CDIO_MMC_READTOC_FMT_CDTEXT;
CDIO_MMC_SET_READ_LENGTH(cdb.field, sizeof(wdata));
errno = 0;
i_status = run_scsi_mmc_cmd (p_env, DEFAULT_TIMEOUT_MS,
scsi_mmc_get_cmd_len(cdb.field[0]),
&cdb, SCSI_MMC_DATA_READ,
sizeof(wdata), &wdata);
if (i_status != 0) {
cdio_info ("CD-TEXT reading failed: %s\n", strerror(errno));
return false;
} else {
return cdtext_data_init(p_env, p_env->i_first_track, wdata,
set_cdtext_field_fn);
}
}