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Allow multiple sequence of operations.

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This commit is contained in:
rocky
2006-04-12 03:23:46 +00:00
parent f66b71db63
commit a87210b686
1 changed files with 75 additions and 23 deletions
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98
src/mmc-tool.c
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@@ -1,5 +1,5 @@
/*
$Id: mmc-tool.c,v 1.4 2006/04/07 02:32:03 rocky Exp $
$Id: mmc-tool.c,v 1.5 2006/04/12 03:23:46 rocky Exp $
Copyright (C) 2006 Rocky Bernstein <rocky@panix.com>
@@ -56,28 +56,53 @@ init(const char *argv0)
/* Configuration option codes */
typedef enum {
OP_HANDLED = 0,
OP_USAGE,
OPT_HANDLED = 0,
OPT_USAGE,
OPT_VERSION,
} option_t;
typedef enum {
/* These are the remaining configuration options */
OP_FINISHED = 0,
OP_BLOCKSIZE,
OP_CLOSETRAY,
OP_EJECT,
OP_IDLE,
OP_MCN,
OP_SPEED,
OP_VERSION,
} operation_enum_t;
typedef struct
{
operation_enum_t op;
union
{
long int i_num;
char * psz;
} arg;
} operation_t;
enum { MAX_OPS = 10 };
unsigned int last_op = 0;
operation_t operation[MAX_OPS] = {OP_HANDLED,};
operation_t operation[MAX_OPS] = { {OP_FINISHED, {0}} };
static void
push_op(operation_t *p_op)
{
if (last_op < MAX_OPS) {
memcpy(&operation[last_op], p_op, sizeof(operation_t));
last_op++;
}
}
/* Parse a options. */
static bool
parse_options (int argc, char *argv[])
{
int opt;
operation_t op;
const char* helpText =
"Usage: %s [OPTION...]\n"
@@ -86,7 +111,7 @@ parse_options (int argc, char *argv[])
" -b, --blocksize[=INT] set blocksize. If no block size or a \n"
" zero blocksize is given we return the\n"
" current setting.\n"
" -e, --eject eject drive via ALLOW_MEDIUM_REMOVAL\n"
" -e, --eject [drive] eject drive via ALLOW_MEDIUM_REMOVAL\n"
" and a MMC START/STOP command\n"
" -I, --idle set CD-ROM to idle or power down\n"
" via MMC START/STOP command"
@@ -108,11 +133,12 @@ parse_options (int argc, char *argv[])
" [-V|--version] [-?|--help] [--usage]\n";
/* Command-line options */
const char* optionsString = "b::Is:V?";
const char* optionsString = "b::c:e::Is:V?";
struct option optionsTable[] = {
{"blocksize", optional_argument, &opts.i_blocksize, 'b' },
{"eject", no_argument, NULL, 'e'},
/* {"close", required_argument, NULL, 'c'}, */
{"eject", optional_argument, NULL, 'e'},
{"idle", no_argument, NULL, 'I'},
{"mcn", no_argument, NULL, 'm'},
{"speed-KB", required_argument, NULL, 's'},
@@ -120,7 +146,7 @@ parse_options (int argc, char *argv[])
{"version", no_argument, NULL, 'V'},
{"help", no_argument, NULL, '?' },
{"usage", no_argument, NULL, OP_USAGE },
{"usage", no_argument, NULL, OPT_USAGE },
{ NULL, 0, NULL, 0 }
};
@@ -128,24 +154,40 @@ parse_options (int argc, char *argv[])
switch (opt)
{
case 'b':
operation[last_op++] = OP_BLOCKSIZE;
op.op = OP_BLOCKSIZE;
op.arg.i_num = opts.i_blocksize;
push_op(&op);
break;
case 'c':
op.op = OP_CLOSETRAY;
op.arg.psz = strdup(optarg);
push_op(&op);
break;
case 'e':
operation[last_op++] = OP_EJECT;
op.op = OP_EJECT;
op.arg.psz=NULL;
if (optarg) op.arg.psz = strdup(optarg);
push_op(&op);
break;
case 'I':
operation[last_op++] = OP_IDLE;
op.op = OP_IDLE;
op.arg.psz=NULL;
push_op(&op);
break;
case 'm':
operation[last_op++] = OP_MCN;
op.op = OP_MCN;
op.arg.psz=NULL;
push_op(&op);
break;
case 's':
opts.i_speed = atoi(optarg);
operation[last_op++] = OP_SPEED;
op.op = OP_SPEED;
op.arg.i_num=atoi(optarg);
push_op(&op);
break;
case 'S':
opts.i_speed = 176 * atoi(optarg);
operation[last_op++] = OP_SPEED;
op.op = OP_SPEED;
op.arg.i_num=176 * atoi(optarg);
push_op(&op);
break;
case 'V':
print_version(program_name, VERSION, 0, true);
@@ -159,13 +201,13 @@ parse_options (int argc, char *argv[])
exit(EXIT_INFO);
break;
case OP_USAGE:
case OPT_USAGE:
fprintf(stderr, usageText, program_name);
free(program_name);
exit(EXIT_FAILURE);
break;
case OP_HANDLED:
case OPT_HANDLED:
break;
}
@@ -211,15 +253,16 @@ main(int argc, char *argv[])
}
for (i=0; i < last_op; i++) {
switch (operation[i]) {
const operation_t *p_op = &operation[i];
switch (p_op->op) {
case OP_SPEED:
rc = mmc_set_speed(p_cdio, opts.i_speed);
rc = mmc_set_speed(p_cdio, p_op->arg.i_num);
report(stdout, "%s (mmc_set_speed): %s\n", program_name,
cdio_driver_errmsg(rc));
break;
case OP_BLOCKSIZE:
if (opts.i_blocksize) {
driver_return_code_t rc = mmc_set_blocksize(p_cdio, opts.i_blocksize);
if (p_op->arg.i_num) {
driver_return_code_t rc = mmc_set_blocksize(p_cdio, p_op->arg.i_num);
report(stdout, "%s (mmc_set_blocksize): %s\n", program_name,
cdio_driver_errmsg(rc));
} else {
@@ -233,10 +276,19 @@ main(int argc, char *argv[])
}
}
break;
#if 0
case OP_CLOSETRAY:
rc = mmc_close_tray(p_cdio, op.arg.psz);
report(stdout, "%s (mmc_close_tray): %s\n", program_name,
cdio_driver_errmsg(rc));
free(p_op->arg.psz);
break;
#endif
case OP_EJECT:
rc = mmc_eject_media(p_cdio);
report(stdout, "%s (mmc_eject_media): %s\n", program_name,
cdio_driver_errmsg(rc));
if (p_op->arg.psz) free(p_op->arg.psz);
break;
case OP_IDLE:
rc = mmc_start_stop_media(p_cdio, false, false, true);