int
block_ioctl(struct tcb *tcp, long code, long arg)
{
switch (code) {
/* take arg as a value, not as a pointer */
case BLKRASET:
case BLKFRASET:
if (entering(tcp))
tprintf(", %ld", arg);
break;
/* take a signed int */
case BLKROSET:
case BLKBSZSET:
if (entering(tcp)) {
int val;
if (umove(tcp, arg, &val) < 0)
tprintf(", %#lx", arg);
else
tprintf(", %d", val);
}
break;
/* returns an unsigned short */
case BLKSECTGET:
if (exiting(tcp)) {
unsigned short val;
if (syserror(tcp) || umove(tcp, arg, &val) < 0)
tprintf(", %#lx", arg);
else
tprintf(", %hu", val);
}
break;
/* return a signed int */
case BLKROGET:
case BLKBSZGET:
case BLKSSZGET:
case BLKALIGNOFF:
if (exiting(tcp)) {
int val;
if (syserror(tcp) || umove(tcp, arg, &val) < 0)
tprintf(", %#lx", arg);
else
tprintf(", %d", val);
}
break;
/* return an unsigned int */
case BLKPBSZGET:
case BLKIOMIN:
case BLKIOOPT:
case BLKDISCARDZEROES:
if (exiting(tcp)) {
unsigned int val;
if (syserror(tcp) || umove(tcp, arg, &val) < 0)
tprintf(", %#lx", arg);
else
tprintf(", %u", val);
}
break;
/* return a signed long */
case BLKRAGET:
case BLKFRAGET:
if (exiting(tcp)) {
long val;
if (syserror(tcp) || umove(tcp, arg, &val) < 0)
tprintf(", %#lx", arg);
else
tprintf(", %ld", val);
}
break;
/* returns an unsigned long */
case BLKGETSIZE:
if (exiting(tcp)) {
unsigned long val;
if (syserror(tcp) || umove(tcp, arg, &val) < 0)
tprintf(", %#lx", arg);
else
tprintf(", %lu", val);
}
break;
/* return an uint64_t */
case BLKGETSIZE64:
if (exiting(tcp)) {
uint64_t val;
if (syserror(tcp) || umove(tcp, arg, &val) < 0)
tprintf(", %#lx", arg);
else
tprintf(", %" PRIu64, val);
}
break;
/* More complex types */
case BLKDISCARD:
case BLKSECDISCARD:
if (entering(tcp)) {
uint64_t range[2];
if (umove(tcp, arg, range) < 0)
tprintf(", %#lx", arg);
else
tprintf(", {%" PRIx64 ", %" PRIx64 "}",
range[0], range[1]);
}
break;
case HDIO_GETGEO:
if (exiting(tcp)) {
struct hd_geometry geo;
if (syserror(tcp) || umove(tcp, arg, &geo) < 0)
tprintf(", %#lx", arg);
else
tprintf(", {heads=%hhu, sectors=%hhu, "
"cylinders=%hu, start=%lu}",
geo.heads, geo.sectors,
geo.cylinders, geo.start);
}
break;
case BLKPG:
if (entering(tcp)) {
struct blkpg_ioctl_arg blkpg;
if (umove(tcp, arg, &blkpg) < 0)
tprintf(", %#lx", arg);
else {
tprintf(", ");
print_blkpg_req(tcp, &blkpg);
}
}
break;
case BLKTRACESETUP:
if (entering(tcp)) {
struct blk_user_trace_setup buts;
if (umove(tcp, arg, &buts) < 0)
tprintf(", %#lx", arg);
else
tprintf(", {act_mask=%hu, buf_size=%u, "
"buf_nr=%u, start_lba=%" PRIu64 ", "
"end_lba=%" PRIu64 ", pid=%u}",
buts.act_mask, buts.buf_size,
buts.buf_nr, buts.start_lba,
buts.end_lba, buts.pid);
}
if (exiting(tcp)) {
struct blk_user_trace_setup buts;
if (syserror(tcp) || umove(tcp, arg, &buts) < 0)
tprintf(", %#lx", arg);
else
tprintf(", {name=\"%.*s\"}",
(int) sizeof(buts.name), buts.name);
}
break;
/* No arguments or unhandled */
case BLKTRACESTART:
case BLKTRACESTOP:
case BLKTRACETEARDOWN:
case BLKFLSBUF: /* Requires driver knowlege */
case BLKRRPART: /* No args */
default:
if (entering(tcp))
tprintf(", %#lx", arg);
break;
};
return 1;
}
int
block_ioctl(struct tcb *tcp, const unsigned int code, long arg)
{
switch (code) {
/* take arg as a value, not as a pointer */
case BLKRASET:
case BLKFRASET:
if (entering(tcp))
tprintf(", %ld", arg);
break;
/* take a signed int */
case BLKROSET:
case BLKBSZSET:
#ifdef FIFREEZE
/* First seen in linux-2.6.29 */
case FIFREEZE:
case FITHAW:
#endif
if (entering(tcp)) {
int val;
if (umove(tcp, arg, &val) < 0)
tprintf(", %#lx", arg);
else
tprintf(", %d", val);
}
break;
/* returns an unsigned short */
case BLKSECTGET:
if (exiting(tcp)) {
unsigned short val;
if (syserror(tcp) || umove(tcp, arg, &val) < 0)
tprintf(", %#lx", arg);
else
tprintf(", %u", (unsigned)val);
}
break;
/* return a signed int */
case BLKROGET:
case BLKBSZGET:
case BLKSSZGET:
case BLKALIGNOFF:
if (exiting(tcp)) {
int val;
if (syserror(tcp) || umove(tcp, arg, &val) < 0)
tprintf(", %#lx", arg);
else
tprintf(", %d", val);
}
break;
/* return an unsigned int */
case BLKPBSZGET:
case BLKIOMIN:
case BLKIOOPT:
case BLKDISCARDZEROES:
if (exiting(tcp)) {
unsigned int val;
if (syserror(tcp) || umove(tcp, arg, &val) < 0)
tprintf(", %#lx", arg);
else
tprintf(", %u", val);
}
break;
/* return a signed long */
case BLKRAGET:
case BLKFRAGET:
if (exiting(tcp)) {
long val;
if (syserror(tcp) || umove(tcp, arg, &val) < 0)
tprintf(", %#lx", arg);
else
tprintf(", %ld", val);
}
break;
/* returns an unsigned long */
case BLKGETSIZE:
if (exiting(tcp)) {
unsigned long val;
if (syserror(tcp) || umove(tcp, arg, &val) < 0)
tprintf(", %#lx", arg);
else
tprintf(", %lu", val);
}
break;
#ifdef HAVE_BLKGETSIZE64
/* return an uint64_t */
case BLKGETSIZE64:
if (exiting(tcp)) {
uint64_t val;
if (syserror(tcp) || umove(tcp, arg, &val) < 0)
tprintf(", %#lx", arg);
else
tprintf(", %" PRIu64, val);
}
break;
#endif
/* More complex types */
case BLKDISCARD:
case BLKSECDISCARD:
if (entering(tcp)) {
uint64_t range[2];
if (umove(tcp, arg, range) < 0)
tprintf(", %#lx", arg);
else
tprintf(", {%" PRIx64 ", %" PRIx64 "}",
range[0], range[1]);
}
break;
case HDIO_GETGEO:
if (exiting(tcp)) {
struct hd_geometry geo;
if (syserror(tcp) || umove(tcp, arg, &geo) < 0)
tprintf(", %#lx", arg);
else
tprintf(", {heads=%u, sectors=%u, "
"cylinders=%u, start=%lu}",
(unsigned)geo.heads,
(unsigned)geo.sectors,
(unsigned)geo.cylinders,
geo.start);
}
break;
case BLKPG:
if (entering(tcp)) {
struct blkpg_ioctl_arg blkpg;
if (umove(tcp, arg, &blkpg) < 0)
tprintf(", %#lx", arg);
else {
tprints(", ");
print_blkpg_req(tcp, &blkpg);
}
}
break;
case BLKTRACESETUP:
if (entering(tcp)) {
struct blk_user_trace_setup buts;
if (umove(tcp, arg, &buts) < 0)
tprintf(", %#lx", arg);
else
tprintf(", {act_mask=%u, buf_size=%u, "
"buf_nr=%u, start_lba=%" PRIu64 ", "
"end_lba=%" PRIu64 ", pid=%u}",
(unsigned)buts.act_mask, buts.buf_size,
buts.buf_nr, buts.start_lba,
buts.end_lba, buts.pid);
}
if (exiting(tcp)) {
struct blk_user_trace_setup buts;
if (syserror(tcp) || umove(tcp, arg, &buts) < 0)
tprintf(", %#lx", arg);
else {
tprints(", {name=");
print_quoted_string(buts.name, sizeof(buts.name),
QUOTE_0_TERMINATED);
tprints("}");
}
}
break;
#ifdef FITRIM
/* First seen in linux-2.6.37 */
case FITRIM:
if (entering(tcp)) {
struct fstrim_range fstrim;
if (umove(tcp, arg, &fstrim))
tprintf(", %#lx", arg);
else
tprintf(", {start=%#" PRIx64 ", len=%#" PRIx64 ", "
"minlen=%#" PRIx64 "}", (uint64_t) fstrim.start,
(uint64_t) fstrim.len, (uint64_t) fstrim.minlen);
}
break;
#endif
/* No arguments or unhandled */
case BLKTRACESTART:
case BLKTRACESTOP:
case BLKTRACETEARDOWN:
case BLKFLSBUF: /* Requires driver knowlege */
case BLKRRPART: /* No args */
default:
if (entering(tcp))
tprintf(", %#lx", arg);
break;
};
return 1;
}
