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authorEric Andersen <andersen@codepoet.org>2004-03-19 10:53:52 +0000
committerEric Andersen <andersen@codepoet.org>2004-03-19 10:53:52 +0000
commit06d4ec2a4b96ca793a0de124be7dc655378343a1 (patch)
tree2f8d224932a6ead68c42a5ca87d14c80dac597c7
parent16767e2377210fb7489ee4d7d79ad1850c7c932d (diff)
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Fix broken arg parsing (was not passing pointer to items so p, argc, and argv
were only modified locally). Fix error reporting to properly describe why ioctls fail.
Diffstat
-rw-r--r--miscutils/hdparm.c249
1 files changed, 117 insertions, 132 deletions
diff --git a/miscutils/hdparm.c b/miscutils/hdparm.c
index eaa61c102..099f40fac 100644
--- a/miscutils/hdparm.c
+++ b/miscutils/hdparm.c
@@ -383,7 +383,7 @@ static const char *cmd_feat_str[] = {
383 "SET FEATURES subcommand required to spinup after power up", 383 "SET FEATURES subcommand required to spinup after power up",
384 "Power-Up In Standby feature set", /* word 83 bit 5 */ 384 "Power-Up In Standby feature set", /* word 83 bit 5 */
385 "Removable Media Status Notification feature set", 385 "Removable Media Status Notification feature set",
386 "Advanced Power Management feature set",/* word 83 bit 3 */ 386 "Adv. Power Management feature set",/* word 83 bit 3 */
387 "CFA feature set", /* word 83 bit 2 */ 387 "CFA feature set", /* word 83 bit 2 */
388 "READ/WRITE DMA QUEUED", /* word 83 bit 1 */ 388 "READ/WRITE DMA QUEUED", /* word 83 bit 1 */
389 "DOWNLOAD MICROCODE cmd", /* word 83 bit 0 */ 389 "DOWNLOAD MICROCODE cmd", /* word 83 bit 0 */
@@ -473,7 +473,7 @@ const char * const bb_msg_op_not_supp =" operation not supported on %s disks";
473static void bb_ioctl(int fd, int request, void *argp, const char *string) 473static void bb_ioctl(int fd, int request, void *argp, const char *string)
474{ 474{
475 if (ioctl (fd, request, argp) != 0) 475 if (ioctl (fd, request, argp) != 0)
476 bb_error_msg(" %s", string); 476 bb_perror_msg(" %s", string);
477} 477}
478 478
479static void if_printf(unsigned long i, char *fmt, ... ) 479static void if_printf(unsigned long i, char *fmt, ... )
@@ -500,7 +500,7 @@ static void bb_ioctl_on_off(int fd, int request, void *argp, const char *string,
500 const char * fmt) 500 const char * fmt)
501{ 501{
502 if (ioctl (fd, request, &argp) != 0) 502 if (ioctl (fd, request, &argp) != 0)
503 bb_error_msg(" %s", string); 503 bb_perror_msg(" %s", string);
504 else 504 else
505 { 505 {
506 printf(fmt, (unsigned long) argp); 506 printf(fmt, (unsigned long) argp);
@@ -556,20 +556,7 @@ static void check_if_maj_and_set_val(uint16_t a, uint16_t b)
556 a = b; 556 a = b;
557} 557}
558 558
559char * check_ptr(char *p, int argc, char **argv) 559static
560{
561 if (!*p && argc && isdigit(**argv))
562 p = *argv++, --argc;
563 return p;
564}
565
566char * check_ptr_v2(char *p, int argc, char **argv)
567{
568 if (!*p && argc && isalnum(**argv))
569 p = *argv++, --argc;
570 return p;
571}
572
573unsigned long int set_flag(char *p, char max) 560unsigned long int set_flag(char *p, char max)
574{ 561{
575 if (*p >= '0' && *p <= max ) 562 if (*p >= '0' && *p <= max )
@@ -1238,7 +1225,7 @@ static int verbose = 0, get_identity = 0, get_geom = 0, noisy = 1, quiet = 0;
1238static int flagcount = 0, do_flush = 0, is_scsi_hd = 0, is_xt_hd = 0; 1225static int flagcount = 0, do_flush = 0, is_scsi_hd = 0, is_xt_hd = 0;
1239static int do_ctimings, do_timings = 0; 1226static int do_ctimings, do_timings = 0;
1240 1227
1241static unsigned long set_readahead= 0, get_readahead= 0, bbreadahead= 0; 1228static unsigned long set_readahead= 0, get_readahead= 0, readahead= 0;
1242static unsigned long set_readonly = 0, get_readonly = 0, readonly = 0; 1229static unsigned long set_readonly = 0, get_readonly = 0, readonly = 0;
1243static unsigned long set_unmask = 0, get_unmask = 0, unmask = 0; 1230static unsigned long set_unmask = 0, get_unmask = 0, unmask = 0;
1244static unsigned long set_mult = 0, get_mult = 0, mult = 0; 1231static unsigned long set_mult = 0, get_mult = 0, mult = 0;
@@ -1470,7 +1457,7 @@ static void flush_buffer_cache (int fd)
1470#ifdef HDIO_DRIVE_CMD 1457#ifdef HDIO_DRIVE_CMD
1471 sleep(1); 1458 sleep(1);
1472 if (ioctl(fd, HDIO_DRIVE_CMD, NULL) && errno != EINVAL) /* await completion */ 1459 if (ioctl(fd, HDIO_DRIVE_CMD, NULL) && errno != EINVAL) /* await completion */
1473 bb_error_msg("HDIO_DRIVE_CMD"); 1460 bb_perror_msg("HDIO_DRIVE_CMD");
1474#endif 1461#endif
1475} 1462}
1476 1463
@@ -1511,7 +1498,7 @@ static int read_big_block (int fd, char *buf)
1511 1498
1512static double correction = 0.0; 1499static double correction = 0.0;
1513 1500
1514void do_time (int flag, int fd) 1501static void do_time (int flag, int fd)
1515/* 1502/*
1516 flag = 0 time_cache 1503 flag = 0 time_cache
1517 flag = 1 time_device 1504 flag = 1 time_device
@@ -1948,8 +1935,8 @@ static void process_dev (char *devname)
1948 1935
1949 if (set_readahead) 1936 if (set_readahead)
1950 { 1937 {
1951 if_printf(get_readahead," setting fs readahead to %ld\n", bbreadahead); 1938 if_printf(get_readahead," setting fs readahead to %ld\n", readahead);
1952 bb_ioctl(fd, BLKRASET,(int *)bbreadahead,"BLKRASET"); 1939 bb_ioctl(fd, BLKRASET,(int *)readahead,"BLKRASET");
1953 } 1940 }
1954#ifdef CONFIG_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF 1941#ifdef CONFIG_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF
1955 if (unregister_hwif) 1942 if (unregister_hwif)
@@ -2003,7 +1990,7 @@ static void process_dev (char *devname)
2003 no_xt(); 1990 no_xt();
2004 if_printf(get_mult, " setting multcount to %ld\n", mult); 1991 if_printf(get_mult, " setting multcount to %ld\n", mult);
2005 if(ioctl(fd, HDIO_SET_MULTCOUNT, mult)) 1992 if(ioctl(fd, HDIO_SET_MULTCOUNT, mult))
2006 bb_error_msg("HDIO_SET_MULTCOUNT"); 1993 bb_perror_msg("HDIO_SET_MULTCOUNT");
2007#ifndef HDIO_DRIVE_CMD 1994#ifndef HDIO_DRIVE_CMD
2008 else 1995 else
2009 force_operation = 1; 1996 force_operation = 1;
@@ -2150,12 +2137,12 @@ static void process_dev (char *devname)
2150 if_printf_on_off(get_wcache," setting drive write-caching to %ld", wcache); 2137 if_printf_on_off(get_wcache," setting drive write-caching to %ld", wcache);
2151#ifdef DO_FLUSHCACHE 2138#ifdef DO_FLUSHCACHE
2152 if (!wcache && ioctl(fd, HDIO_DRIVE_CMD, &flushcache)) 2139 if (!wcache && ioctl(fd, HDIO_DRIVE_CMD, &flushcache))
2153 bb_error_msg ("HDIO_DRIVE_CMD(flushcache)"); 2140 bb_perror_msg ("HDIO_DRIVE_CMD(flushcache)");
2154#endif /* DO_FLUSHCACHE */ 2141#endif /* DO_FLUSHCACHE */
2155 bb_ioctl(fd, HDIO_DRIVE_CMD, &args, "HDIO_DRIVE_CMD(setcache)"); 2142 bb_ioctl(fd, HDIO_DRIVE_CMD, &args, "HDIO_DRIVE_CMD(setcache)");
2156#ifdef DO_FLUSHCACHE 2143#ifdef DO_FLUSHCACHE
2157 if (!wcache && ioctl(fd, HDIO_DRIVE_CMD, &flushcache)) 2144 if (!wcache && ioctl(fd, HDIO_DRIVE_CMD, &flushcache))
2158 bb_error_msg ("HDIO_DRIVE_CMD(flushcache)"); 2145 bb_perror_msg ("HDIO_DRIVE_CMD(flushcache)");
2159#endif /* DO_FLUSHCACHE */ 2146#endif /* DO_FLUSHCACHE */
2160 } 2147 }
2161 if (set_standbynow) 2148 if (set_standbynow)
@@ -2172,7 +2159,7 @@ static void process_dev (char *devname)
2172 if_printf(get_standbynow," issuing standby command\n"); 2159 if_printf(get_standbynow," issuing standby command\n");
2173 if (ioctl(fd, HDIO_DRIVE_CMD, &args1) 2160 if (ioctl(fd, HDIO_DRIVE_CMD, &args1)
2174 && ioctl(fd, HDIO_DRIVE_CMD, &args2)) 2161 && ioctl(fd, HDIO_DRIVE_CMD, &args2))
2175 bb_error_msg("HDIO_DRIVE_CMD(standby)"); 2162 bb_perror_msg("HDIO_DRIVE_CMD(standby)");
2176 } 2163 }
2177 if (set_sleepnow) 2164 if (set_sleepnow)
2178 { 2165 {
@@ -2188,7 +2175,7 @@ static void process_dev (char *devname)
2188 if_printf(get_sleepnow," issuing sleep command\n"); 2175 if_printf(get_sleepnow," issuing sleep command\n");
2189 if (ioctl(fd, HDIO_DRIVE_CMD, &args1) 2176 if (ioctl(fd, HDIO_DRIVE_CMD, &args1)
2190 && ioctl(fd, HDIO_DRIVE_CMD, &args2)) 2177 && ioctl(fd, HDIO_DRIVE_CMD, &args2))
2191 bb_error_msg("HDIO_DRIVE_CMD(sleep)"); 2178 bb_perror_msg("HDIO_DRIVE_CMD(sleep)");
2192 } 2179 }
2193 if (set_seagate) 2180 if (set_seagate)
2194 { 2181 {
@@ -2230,7 +2217,7 @@ static void process_dev (char *devname)
2230 if (ioctl(fd, HDIO_GET_MULTCOUNT, &multcount)) 2217 if (ioctl(fd, HDIO_GET_MULTCOUNT, &multcount))
2231 { 2218 {
2232 if ((verbose && !is_xt_hd) || get_mult) 2219 if ((verbose && !is_xt_hd) || get_mult)
2233 bb_error_msg("HDIO_GET_MULTCOUNT"); 2220 bb_perror_msg("HDIO_GET_MULTCOUNT");
2234 } 2221 }
2235 else if (verbose | get_mult) 2222 else if (verbose | get_mult)
2236 { 2223 {
@@ -2243,7 +2230,7 @@ static void process_dev (char *devname)
2243 no_scsi(); 2230 no_scsi();
2244 no_xt(); 2231 no_xt();
2245 if(ioctl(fd, HDIO_GET_32BIT, &parm)) 2232 if(ioctl(fd, HDIO_GET_32BIT, &parm))
2246 bb_error_msg("HDIO_GET_32BIT"); 2233 bb_perror_msg("HDIO_GET_32BIT");
2247 else 2234 else
2248 { 2235 {
2249 printf(" IO_support =%3ld (", parm); 2236 printf(" IO_support =%3ld (", parm);
@@ -2282,7 +2269,7 @@ static void process_dev (char *devname)
2282 if ((verbose && !is_scsi_hd) || get_dma) { 2269 if ((verbose && !is_scsi_hd) || get_dma) {
2283 no_scsi(); 2270 no_scsi();
2284 if(ioctl(fd, HDIO_GET_DMA, &parm)) 2271 if(ioctl(fd, HDIO_GET_DMA, &parm))
2285 bb_error_msg("HDIO_GET_DMA"); 2272 bb_perror_msg("HDIO_GET_DMA");
2286 else 2273 else
2287 { 2274 {
2288 printf(" using_dma = %2ld", parm); 2275 printf(" using_dma = %2ld", parm);
@@ -2333,13 +2320,13 @@ static void process_dev (char *devname)
2333#endif 2320#endif
2334 2321
2335 if (ioctl(fd, BLKGETSIZE, &parm)) 2322 if (ioctl(fd, BLKGETSIZE, &parm))
2336 bb_error_msg("BLKGETSIZE"); 2323 bb_perror_msg("BLKGETSIZE");
2337#ifdef HDIO_GETGEO_BIG 2324#ifdef HDIO_GETGEO_BIG
2338 else if (!ioctl(fd, HDIO_GETGEO_BIG, &bg)) 2325 else if (!ioctl(fd, HDIO_GETGEO_BIG, &bg))
2339 printf(msg, bg.cylinders, bg.heads, bg.sectors, parm, bg.start); 2326 printf(msg, bg.cylinders, bg.heads, bg.sectors, parm, bg.start);
2340#endif 2327#endif
2341 else if (ioctl(fd, HDIO_GETGEO, &g)) 2328 else if (ioctl(fd, HDIO_GETGEO, &g))
2342 bb_error_msg("HDIO_GETGEO"); 2329 bb_perror_msg("HDIO_GETGEO");
2343 else 2330 else
2344 printf(msg, g.cylinders, g.heads, g.sectors, parm, g.start); 2331 printf(msg, g.cylinders, g.heads, g.sectors, parm, g.start);
2345 } 2332 }
@@ -2409,7 +2396,7 @@ static void process_dev (char *devname)
2409 else if (errno == -ENOMSG) 2396 else if (errno == -ENOMSG)
2410 printf(" no identification info available\n"); 2397 printf(" no identification info available\n");
2411 else 2398 else
2412 bb_error_msg("HDIO_GET_IDENTITY"); 2399 bb_perror_msg("HDIO_GET_IDENTITY");
2413 } 2400 }
2414 2401
2415 if (get_IDentity) 2402 if (get_IDentity)
@@ -2425,7 +2412,7 @@ static void process_dev (char *devname)
2425 args[0] = WIN_PIDENTIFY; 2412 args[0] = WIN_PIDENTIFY;
2426 if (ioctl(fd, HDIO_DRIVE_CMD, &args)) 2413 if (ioctl(fd, HDIO_DRIVE_CMD, &args))
2427 { 2414 {
2428 bb_error_msg("HDIO_DRIVE_CMD(identify)"); 2415 bb_perror_msg("HDIO_DRIVE_CMD(identify)");
2429 goto identify_abort; 2416 goto identify_abort;
2430 } 2417 }
2431 } 2418 }
@@ -2454,7 +2441,7 @@ identify_abort:
2454 { 2441 {
2455 no_scsi(); 2442 no_scsi();
2456 if (ioctl(fd, HDIO_GET_BUSSTATE, &parm)) 2443 if (ioctl(fd, HDIO_GET_BUSSTATE, &parm))
2457 bb_error_msg("HDIO_GET_BUSSTATE"); 2444 bb_perror_msg("HDIO_GET_BUSSTATE");
2458 else 2445 else
2459 { 2446 {
2460 printf(" busstate = %2ld", parm); 2447 printf(" busstate = %2ld", parm);
@@ -2475,6 +2462,35 @@ identify_abort:
2475 close (fd); 2462 close (fd);
2476} 2463}
2477 2464
2465static char * GET_NUMBER(char *p, unsigned long *flag, unsigned long *num)
2466{
2467 *num = 0;
2468 while (isdigit(*p)) {
2469 *flag = 1;
2470 *num = (*num * 10) + (*p++ - '0');
2471 }
2472 return p;
2473}
2474
2475static char * GET_STRING(char *p, unsigned long *flag, int *num)
2476{
2477 char *tmpstr;
2478 char name[32];
2479 tmpstr = name;
2480 tmpstr[0] = '\0';
2481 while (isalnum(*p) && (tmpstr - name) < 31) {
2482 tmpstr[0] = *p++;
2483 tmpstr[1] = '\0';
2484 ++tmpstr;
2485 }
2486 *num = translate_xfermode(name);
2487 if (*num == -1)
2488 *flag = 0;
2489 else
2490 *flag = 1;
2491 return p;
2492}
2493
2478#ifdef CONFIG_FEATURE_HDPARM_GET_IDENTITY 2494#ifdef CONFIG_FEATURE_HDPARM_GET_IDENTITY
2479static int fromhex (unsigned char c) 2495static int fromhex (unsigned char c)
2480{ 2496{
@@ -2510,8 +2526,6 @@ int hdparm_main(int argc, char **argv)
2510{ 2526{
2511 const char * const bb_msg_missing_value ="missing value"; 2527 const char * const bb_msg_missing_value ="missing value";
2512 char c, *p; 2528 char c, *p;
2513 char *tmpstr;
2514 char name[32];
2515 /*int neg;*/ 2529 /*int neg;*/
2516 2530
2517 ++argv; 2531 ++argv;
@@ -2565,7 +2579,8 @@ int hdparm_main(int argc, char **argv)
2565 case 'u': 2579 case 'u':
2566 get_unmask = noisy; 2580 get_unmask = noisy;
2567 noisy = 1; 2581 noisy = 1;
2568 p = check_ptr(p,argc,argv); 2582 if (!*p && argc && isdigit(**argv))
2583 p = *argv++, --argc;
2569 if((set_unmask = set_flag(p,'1'))==1) 2584 if((set_unmask = set_flag(p,'1'))==1)
2570 unmask = *p++ - '0'; 2585 unmask = *p++ - '0';
2571 break; 2586 break;
@@ -2573,7 +2588,8 @@ int hdparm_main(int argc, char **argv)
2573 case 'd': 2588 case 'd':
2574 get_dma = noisy; 2589 get_dma = noisy;
2575 noisy = 1; 2590 noisy = 1;
2576 p = check_ptr(p,argc,argv); 2591 if (!*p && argc && isdigit(**argv))
2592 p = *argv++, --argc;
2577 if((set_dma = set_flag(p,'9'))==1) 2593 if((set_dma = set_flag(p,'9'))==1)
2578 dma = *p++ - '0'; 2594 dma = *p++ - '0';
2579 break; 2595 break;
@@ -2581,65 +2597,47 @@ int hdparm_main(int argc, char **argv)
2581 case 'n': 2597 case 'n':
2582 get_nowerr = noisy; 2598 get_nowerr = noisy;
2583 noisy = 1; 2599 noisy = 1;
2584 p = check_ptr(p,argc,argv); 2600 if (!*p && argc && isdigit(**argv))
2601 p = *argv++, --argc;
2585 if((set_nowerr = set_flag(p,'1'))==1) 2602 if((set_nowerr = set_flag(p,'1'))==1)
2586 nowerr = *p++ - '0'; 2603 nowerr = *p++ - '0';
2587 break; 2604 break;
2588 case 'p': 2605 case 'p':
2589 noisy_piomode = noisy; 2606 noisy_piomode = noisy;
2590 noisy = 1; 2607 noisy = 1;
2591 p = check_ptr_v2(p,argc,argv); 2608 if (!*p && argc && isalnum(**argv))
2592 tmpstr = name; 2609 p = *argv++, --argc;
2593 tmpstr[0] = '\0'; 2610 p=GET_STRING(p,&set_piomode,&piomode);
2594 while (isalnum(*p) && (tmpstr - name) < 31)
2595 {
2596 tmpstr[0] = *p++;
2597 tmpstr[1] = '\0';
2598 ++tmpstr;
2599 }
2600 piomode = translate_xfermode(name);
2601 if (piomode == -1)
2602 set_piomode = 0;
2603 else
2604 set_piomode = 1;
2605 break; 2611 break;
2606 case 'r': 2612 case 'r':
2607 get_readonly = noisy; 2613 get_readonly = noisy;
2608 noisy = 1; 2614 noisy = 1;
2609 p = check_ptr(p,argc,argv); 2615 if (!*p && argc && isdigit(**argv))
2616 p = *argv++, --argc;
2610 if((set_readonly = set_flag(p,'1'))==1) 2617 if((set_readonly = set_flag(p,'1'))==1)
2611 readonly = *p++ - '0'; 2618 readonly = *p++ - '0';
2612 break; 2619 break;
2613 case 'm': 2620 case 'm':
2614 get_mult = noisy; 2621 get_mult = noisy;
2615 noisy = 1; 2622 noisy = 1;
2616 p = check_ptr(p,argc,argv); 2623 if (!*p && argc && isalnum(**argv))
2617 while (isdigit(*p)) 2624 p = *argv++, --argc;
2618 { 2625 p=GET_NUMBER(p,&set_mult,&mult);
2619 set_mult = 1;
2620 mult = (mult * 10) + (*p++ - '0');
2621 }
2622 break; 2626 break;
2623 case 'c': 2627 case 'c':
2624 get_io32bit = noisy; 2628 get_io32bit = noisy;
2625 noisy = 1; 2629 noisy = 1;
2626 p = check_ptr(p,argc,argv); 2630 if (!*p && argc && isalnum(**argv))
2627 while (isdigit(*p)) 2631 p = *argv++, --argc;
2628 { 2632 p=GET_NUMBER(p,&set_io32bit,&io32bit);
2629 set_io32bit = 1;
2630 io32bit = (io32bit * 10) + (*p++ - '0');
2631 }
2632 break; 2633 break;
2633#ifdef HDIO_DRIVE_CMD 2634#ifdef HDIO_DRIVE_CMD
2634 case 'S': 2635 case 'S':
2635 get_standby = noisy; 2636 get_standby = noisy;
2636 noisy = 1; 2637 noisy = 1;
2637 p = check_ptr(p,argc,argv); 2638 if (!*p && argc && isalnum(**argv))
2638 while (isdigit(*p)) 2639 p = *argv++, --argc;
2639 { 2640 p=GET_NUMBER(p,&set_standby,&standby_requested);
2640 set_standby = 1;
2641 standby_requested = (standby_requested * 10) + (*p++ - '0');
2642 }
2643 if (!set_standby) 2641 if (!set_standby)
2644 bb_error_msg("-S: %s", bb_msg_missing_value); 2642 bb_error_msg("-S: %s", bb_msg_missing_value);
2645 break; 2643 break;
@@ -2647,24 +2645,18 @@ int hdparm_main(int argc, char **argv)
2647 case 'D': 2645 case 'D':
2648 get_defects = noisy; 2646 get_defects = noisy;
2649 noisy = 1; 2647 noisy = 1;
2650 p = check_ptr(p,argc,argv); 2648 if (!*p && argc && isalnum(**argv))
2651 while (isdigit(*p)) 2649 p = *argv++, --argc;
2652 { 2650 p=GET_NUMBER(p,&set_defects,&defects);
2653 set_defects = 1;
2654 defects = (defects * 10) + (*p++ - '0');
2655 }
2656 if (!set_defects) 2651 if (!set_defects)
2657 bb_error_msg("-D: %s", bb_msg_missing_value); 2652 bb_error_msg("-D: %s", bb_msg_missing_value);
2658 break; 2653 break;
2659 case 'P': 2654 case 'P':
2660 get_prefetch = noisy; 2655 get_prefetch = noisy;
2661 noisy = 1; 2656 noisy = 1;
2662 p = check_ptr(p,argc,argv); 2657 if (!*p && argc && isalnum(**argv))
2663 while (isdigit(*p)) 2658 p = *argv++, --argc;
2664 { 2659 p=GET_NUMBER(p,&set_prefetch,&prefetch);
2665 set_prefetch = 1;
2666 prefetch = (prefetch * 10) + (*p++ - '0');
2667 }
2668 if (!set_prefetch) 2660 if (!set_prefetch)
2669 bb_error_msg("-P: %s", bb_msg_missing_value); 2661 bb_error_msg("-P: %s", bb_msg_missing_value);
2670 break; 2662 break;
@@ -2672,20 +2664,9 @@ int hdparm_main(int argc, char **argv)
2672 case 'X': 2664 case 'X':
2673 get_xfermode = noisy; 2665 get_xfermode = noisy;
2674 noisy = 1; 2666 noisy = 1;
2675 p = check_ptr_v2(p,argc,argv); 2667 if (!*p && argc && isalnum(**argv))
2676 tmpstr = name; 2668 p = *argv++, --argc;
2677 tmpstr[0] = '\0'; 2669 p=GET_STRING(p,&set_xfermode,&xfermode_requested);
2678 while (isalnum(*p) && (tmpstr - name) < 31)
2679 {
2680 tmpstr[0] = *p++;
2681 tmpstr[1] = '\0';
2682 ++tmpstr;
2683 }
2684 xfermode_requested = translate_xfermode(name);
2685 if (xfermode_requested == -1)
2686 set_xfermode = 0;
2687 else
2688 set_xfermode = 1;
2689 if (!set_xfermode) 2670 if (!set_xfermode)
2690 bb_error_msg("-X: %s", bb_msg_missing_value); 2671 bb_error_msg("-X: %s", bb_msg_missing_value);
2691 break; 2672 break;
@@ -2693,7 +2674,8 @@ int hdparm_main(int argc, char **argv)
2693 case 'K': 2674 case 'K':
2694 get_dkeep = noisy; 2675 get_dkeep = noisy;
2695 noisy = 1; 2676 noisy = 1;
2696 p = check_ptr(p,argc,argv); 2677 if (!*p && argc && isdigit(**argv))
2678 p = *argv++, --argc;
2697 if((set_dkeep = set_flag(p,'1'))==1) 2679 if((set_dkeep = set_flag(p,'1'))==1)
2698 dkeep = *p++ - '0'; 2680 dkeep = *p++ - '0';
2699 else 2681 else
@@ -2703,7 +2685,8 @@ int hdparm_main(int argc, char **argv)
2703 case 'A': 2685 case 'A':
2704 get_lookahead = noisy; 2686 get_lookahead = noisy;
2705 noisy = 1; 2687 noisy = 1;
2706 p = check_ptr(p,argc,argv); 2688 if (!*p && argc && isdigit(**argv))
2689 p = *argv++, --argc;
2707 if((set_lookahead = set_flag(p,'1'))==1) 2690 if((set_lookahead = set_flag(p,'1'))==1)
2708 lookahead = *p++ - '0'; 2691 lookahead = *p++ - '0';
2709 else 2692 else
@@ -2713,7 +2696,8 @@ int hdparm_main(int argc, char **argv)
2713 case 'L': 2696 case 'L':
2714 get_doorlock = noisy; 2697 get_doorlock = noisy;
2715 noisy = 1; 2698 noisy = 1;
2716 p = check_ptr(p,argc,argv); 2699 if (!*p && argc && isdigit(**argv))
2700 p = *argv++, --argc;
2717 if((set_doorlock = set_flag(p,'1'))==1) 2701 if((set_doorlock = set_flag(p,'1'))==1)
2718 doorlock = *p++ - '0'; 2702 doorlock = *p++ - '0';
2719 else 2703 else
@@ -2723,7 +2707,8 @@ int hdparm_main(int argc, char **argv)
2723 case 'W': 2707 case 'W':
2724 get_wcache = noisy; 2708 get_wcache = noisy;
2725 noisy = 1; 2709 noisy = 1;
2726 p = check_ptr(p,argc,argv); 2710 if (!*p && argc && isdigit(**argv))
2711 p = *argv++, --argc;
2727 if((set_wcache = set_flag(p,'1'))==1) 2712 if((set_wcache = set_flag(p,'1'))==1)
2728 wcache = *p++ - '0'; 2713 wcache = *p++ - '0';
2729 else 2714 else
@@ -2760,13 +2745,15 @@ int hdparm_main(int argc, char **argv)
2760 case 'k': 2745 case 'k':
2761 get_keep = noisy; 2746 get_keep = noisy;
2762 noisy = 1; 2747 noisy = 1;
2763 p = check_ptr(p,argc,argv); 2748 if (!*p && argc && isdigit(**argv))
2749 p = *argv++, --argc;
2764 if((set_keep = set_flag(p,'1'))==1) 2750 if((set_keep = set_flag(p,'1'))==1)
2765 keep = *p++ - '0'; 2751 keep = *p++ - '0';
2766 break; 2752 break;
2767#ifdef CONFIG_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF 2753#ifdef CONFIG_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF
2768 case 'U': 2754 case 'U':
2769 p = check_ptr(p,argc,argv); 2755 if (!*p && argc && isdigit(**argv))
2756 p = *argv++, --argc;
2770 if(! p) 2757 if(! p)
2771 goto error; /* "expected hwif_nr" */ 2758 goto error; /* "expected hwif_nr" */
2772 2759
@@ -2777,7 +2764,8 @@ int hdparm_main(int argc, char **argv)
2777#endif /* CONFIG_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF */ 2764#endif /* CONFIG_FEATURE_HDPARM_HDIO_UNREGISTER_HWIF */
2778#ifdef CONFIG_FEATURE_HDPARM_HDIO_SCAN_HWIF 2765#ifdef CONFIG_FEATURE_HDPARM_HDIO_SCAN_HWIF
2779 case 'R': 2766 case 'R':
2780 p = check_ptr(p,argc,argv); 2767 if (!*p && argc && isdigit(**argv))
2768 p = *argv++, --argc;
2781 if(! p) 2769 if(! p)
2782 goto error; /* "expected hwif_data" */ 2770 goto error; /* "expected hwif_data" */
2783 2771
@@ -2804,19 +2792,20 @@ error:
2804 break; 2792 break;
2805#endif /* CONFIG_FEATURE_HDPARM_HDIO_SCAN_HWIF */ 2793#endif /* CONFIG_FEATURE_HDPARM_HDIO_SCAN_HWIF */
2806 case 'Q': 2794 case 'Q':
2795#ifdef HDIO_GET_QDMA
2807 get_dma_q = noisy; 2796 get_dma_q = noisy;
2808 noisy = 1; 2797 noisy = 1;
2809 /* neg = 0; */ 2798#ifdef HDIO_SET_QDMA
2810 p = check_ptr(p,argc,argv); 2799 if (!*p && argc && isalnum(**argv))
2811 while (isdigit(*p)) 2800 p = *argv++, --argc;
2812 { 2801 p=GET_NUMBER(p,&set_dma_q,&dma_q);
2813 set_dma_q = 1; 2802#ifdef HDIO_GET_QDMA
2814 dma_q = (dma_q * 10) + (*p++ - '0'); 2803 dma_q = -dma_q;
2815 } 2804#endif
2816 /* what is this for ? as neg = 0 (see above) it seems to do nothing */ 2805#endif
2817 /*if (neg) 2806#endif
2818 dma_q = -dma_q;*/
2819 break; 2807 break;
2808
2820#ifdef CONFIG_FEATURE_HDPARM_HDIO_DRIVE_RESET 2809#ifdef CONFIG_FEATURE_HDPARM_HDIO_DRIVE_RESET
2821 case 'w': 2810 case 'w':
2822 perform_reset = 1; 2811 perform_reset = 1;
@@ -2824,7 +2813,8 @@ error:
2824#endif /* CONFIG_FEATURE_HDPARM_HDIO_DRIVE_RESET */ 2813#endif /* CONFIG_FEATURE_HDPARM_HDIO_DRIVE_RESET */
2825#ifdef CONFIG_FEATURE_HDPARM_HDIO_TRISTATE_HWIF 2814#ifdef CONFIG_FEATURE_HDPARM_HDIO_TRISTATE_HWIF
2826 case 'x': 2815 case 'x':
2827 p = check_ptr(p,argc,argv); 2816 if (!*p && argc && isdigit(**argv))
2817 p = *argv++, --argc;
2828 if((perform_tristate = set_flag(p,'1'))==1) 2818 if((perform_tristate = set_flag(p,'1'))==1)
2829 tristate = *p++ - '0'; 2819 tristate = *p++ - '0';
2830 else 2820 else
@@ -2835,22 +2825,16 @@ error:
2835 case 'a': 2825 case 'a':
2836 get_readahead = noisy; 2826 get_readahead = noisy;
2837 noisy = 1; 2827 noisy = 1;
2838 p = check_ptr(p,argc,argv); 2828 if (!*p && argc && isalnum(**argv))
2839 while (isdigit(*p)) 2829 p = *argv++, --argc;
2840 { 2830 p=GET_NUMBER(p,&set_readahead,&readahead);
2841 set_readahead = 1;
2842 bbreadahead = (bbreadahead * 10) + (*p++ - '0');
2843 }
2844 break; 2831 break;
2845 case 'B': 2832 case 'B':
2846 get_apmmode = noisy; 2833 get_apmmode = noisy;
2847 noisy = 1; 2834 noisy = 1;
2848 p = check_ptr(p,argc,argv); 2835 if (!*p && argc && isalnum(**argv))
2849 while (isdigit(*p)) 2836 p = *argv++, --argc;
2850 { 2837 p=GET_NUMBER(p,&set_apmmode,&apmmode);
2851 set_apmmode = 1;
2852 apmmode = (io32bit * 10) + (*p++ - '0');
2853 }
2854 if (!set_apmmode) 2838 if (!set_apmmode)
2855 printf("-B: %s (1-255)", bb_msg_missing_value); 2839 printf("-B: %s (1-255)", bb_msg_missing_value);
2856 break; 2840 break;
@@ -2866,7 +2850,8 @@ error:
2866 case 'b': 2850 case 'b':
2867 get_busstate = noisy; 2851 get_busstate = noisy;
2868 noisy = 1; 2852 noisy = 1;
2869 p = check_ptr(p,argc,argv); 2853 if (!*p && argc && isdigit(**argv))
2854 p = *argv++, --argc;
2870 if((set_busstate = set_flag(p,'2'))==1) 2855 if((set_busstate = set_flag(p,'2'))==1)
2871 busstate = *p++ - '0'; 2856 busstate = *p++ - '0';
2872 break; 2857 break;
@@ -2878,9 +2863,9 @@ error:
2878 } 2863 }
2879 if (!argc) 2864 if (!argc)
2880 bb_show_usage(); 2865 bb_show_usage();
2881 } 2866 } else {
2882 else
2883 process_dev (p); 2867 process_dev (p);
2868 }
2884 } 2869 }
2885 return 0 ; 2870 return 0 ;
2886} 2871}
generated by cgit v1.2.3-55-g6feb (git 2.39.1) at 2025-03-22 05:10:39 +0000