* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
- *
- * $Id$
*/
#include "defs.h"
+#include <linux/ioctl.h>
+#include "xlat/ioctl_dirs.h"
-const struct ioctlent ioctlent0[] = {
-/*
- * `ioctlent.h' may be generated from `ioctlent.raw' by the auxiliary
- * program `ioctlsort', such that the list is sorted by the `code' field.
- * This has the side-effect of resolving the _IO.. macros into
- * plain integers, eliminating the need to include here everything
- * in "/usr/include" .
- */
-#include "ioctlent.h"
-};
-
-#ifdef LINUX
-#include <asm/ioctl.h>
+#ifdef HAVE_LINUX_INPUT_H
+# include <linux/input.h>
#endif
-const int nioctlents0 = sizeof ioctlent0 / sizeof ioctlent0[0];
-
-#if SUPPORTED_PERSONALITIES >= 2
-const struct ioctlent ioctlent1[] = {
-#include "ioctlent1.h"
-};
-
-const int nioctlents1 = sizeof ioctlent1 / sizeof ioctlent1[0];
-#endif /* SUPPORTED_PERSONALITIES >= 2 */
-
-#if SUPPORTED_PERSONALITIES >= 3
-const struct ioctlent ioctlent2[] = {
-#include "ioctlent2.h"
-};
-
-const int nioctlents2 = sizeof ioctlent2 / sizeof ioctlent2[0];
-#endif /* SUPPORTED_PERSONALITIES >= 3 */
-
-const struct ioctlent *ioctlent;
-int nioctlents;
+#include "xlat/evdev_abs.h"
+#include "xlat/evdev_ev.h"
static int
-compare(a, b)
-const void *a;
-const void *b;
+compare(const void *a, const void *b)
{
- unsigned long code1 = ((struct ioctlent *) a)->code;
- unsigned long code2 = ((struct ioctlent *) b)->code;
+ const unsigned int code1 = (const unsigned long) a;
+ const unsigned int code2 = ((struct_ioctlent *) b)->code;
return (code1 > code2) ? 1 : (code1 < code2) ? -1 : 0;
}
-const struct ioctlent *
-ioctl_lookup(code)
-long code;
+static const struct_ioctlent *
+ioctl_lookup(const unsigned int code)
{
- struct ioctlent *iop, ioent;
+ struct_ioctlent *iop;
- ioent.code = code;
-#ifdef LINUX
- ioent.code &= (_IOC_NRMASK<<_IOC_NRSHIFT) | (_IOC_TYPEMASK<<_IOC_TYPESHIFT);
-#endif
- iop = (struct ioctlent *) bsearch((char *) &ioent, (char *) ioctlent,
- nioctlents, sizeof(struct ioctlent), compare);
- while (iop > ioctlent)
- if ((--iop)->code != ioent.code) {
+ iop = bsearch((const void *) (const unsigned long) code, ioctlent,
+ nioctlents, sizeof(ioctlent[0]), compare);
+ while (iop > ioctlent) {
+ iop--;
+ if (iop->code != code) {
iop++;
break;
}
+ }
return iop;
}
-const struct ioctlent *
-ioctl_next_match(iop)
-const struct ioctlent *iop;
+static const struct_ioctlent *
+ioctl_next_match(const struct_ioctlent *iop)
{
- long code;
-
- code = (iop++)->code;
+ const unsigned int code = iop->code;
+ iop++;
if (iop < ioctlent + nioctlents && iop->code == code)
return iop;
return NULL;
}
-int
-ioctl_decode(tcp, code, arg)
-struct tcb *tcp;
-long code, arg;
+static void
+ioctl_print_code(const unsigned int code)
+{
+ tprints("_IOC(");
+ printflags(ioctl_dirs, _IOC_DIR(code), "_IOC_???");
+ tprintf(", 0x%02x, 0x%02x, 0x%02x)",
+ _IOC_TYPE(code), _IOC_NR(code), _IOC_SIZE(code));
+}
+
+static int
+evdev_decode_number(unsigned int arg)
+{
+ unsigned int nr = _IOC_NR(arg);
+
+ if (_IOC_DIR(arg) == _IOC_WRITE) {
+ if (nr >= 0xc0 && nr <= 0xc0 + 0x3f) {
+ tprints("EVIOCSABS(");
+ printxval(evdev_abs, nr - 0xc0, "EV_???");
+ tprints(")");
+ return 1;
+ }
+ }
+
+ if (_IOC_DIR(arg) != _IOC_READ)
+ return 0;
+
+ if (nr >= 0x20 && nr <= 0x20 + 0x1f) {
+ tprints("EVIOCGBIT(");
+ printxval(evdev_ev, nr - 0x20, "EV_???");
+ tprintf(", %u)", _IOC_SIZE(arg));
+ return 1;
+ } else if (nr >= 0x40 && nr <= 0x40 + 0x3f) {
+ tprints("EVIOCGABS(");
+ printxval(evdev_abs, nr - 0x40, "ABS_???");
+ tprints(")");
+ return 1;
+ }
+
+ switch (_IOC_NR(nr)) {
+ case 0x06:
+ tprintf("EVIOCGNAME(%u)", _IOC_SIZE(arg));
+ return 1;
+ case 0x07:
+ tprintf("EVIOCGPHYS(%u)", _IOC_SIZE(arg));
+ return 1;
+ case 0x08:
+ tprintf("EVIOCGUNIQ(%u)", _IOC_SIZE(arg));
+ return 1;
+ case 0x09:
+ tprintf("EVIOCGPROP(%u)", _IOC_SIZE(arg));
+ return 1;
+ case 0x0a:
+ tprintf("EVIOCGMTSLOTS(%u)", _IOC_SIZE(arg));
+ return 1;
+ case 0x18:
+ tprintf("EVIOCGKEY(%u)", _IOC_SIZE(arg));
+ return 1;
+ case 0x19:
+ tprintf("EVIOCGLED(%u)", _IOC_SIZE(arg));
+ return 1;
+ case 0x1a:
+ tprintf("EVIOCGSND(%u)", _IOC_SIZE(arg));
+ return 1;
+ case 0x1b:
+ tprintf("EVIOCGSW(%u)", _IOC_SIZE(arg));
+ return 1;
+ default:
+ return 0;
+ }
+}
+
+static int
+hiddev_decode_number(unsigned int arg)
+{
+ if (_IOC_DIR(arg) == _IOC_READ) {
+ switch (_IOC_NR(arg)) {
+ case 0x04:
+ tprintf("HIDIOCGRAWNAME(%u)", _IOC_SIZE(arg));
+ return 1;
+ case 0x05:
+ tprintf("HIDIOCGRAWPHYS(%u)", _IOC_SIZE(arg));
+ return 1;
+ case 0x06:
+ tprintf("HIDIOCSFEATURE(%u)", _IOC_SIZE(arg));
+ return 1;
+ case 0x12:
+ tprintf("HIDIOCGPHYS(%u)", _IOC_SIZE(arg));
+ return 1;
+ default:
+ return 0;
+ }
+ } else if (_IOC_DIR(arg) == (_IOC_READ | _IOC_WRITE)) {
+ switch (_IOC_NR(arg)) {
+ case 0x06:
+ tprintf("HIDIOCSFEATURE(%u)", _IOC_SIZE(arg));
+ return 1;
+ case 0x07:
+ tprintf("HIDIOCGFEATURE(%u)", _IOC_SIZE(arg));
+ return 1;
+ default:
+ return 0;
+ }
+ }
+
+ return 0;
+}
+
+static int
+ioctl_decode_command_number(unsigned int arg)
{
- switch ((code >> 8) & 0xff) {
-#ifdef LINUX
+ switch (_IOC_TYPE(arg)) {
+ case 'E':
+ return evdev_decode_number(arg);
+ case 'H':
+ return hiddev_decode_number(arg);
+ case 'M':
+ if (_IOC_DIR(arg) == _IOC_WRITE) {
+ tprintf("MIXER_WRITE(%u)", _IOC_NR(arg));
+ return 1;
+ } else if (_IOC_DIR(arg) == _IOC_READ) {
+ tprintf("MIXER_READ(%u)", _IOC_NR(arg));
+ return 1;
+ }
+ return 0;
+ case 'U':
+ if (_IOC_DIR(arg) == _IOC_READ && _IOC_NR(arg) == 0x2c) {
+ tprintf("UI_GET_SYSNAME(%u)", _IOC_SIZE(arg));
+ return 1;
+ }
+ return 0;
+ case 'j':
+ if (_IOC_DIR(arg) == _IOC_READ && _IOC_NR(arg) == 0x13) {
+ tprintf("JSIOCGNAME(%u)", _IOC_SIZE(arg));
+ return 1;
+ }
+ return 0;
+ case 'k':
+ if (_IOC_DIR(arg) == _IOC_WRITE && _IOC_NR(arg) == 0) {
+ tprintf("SPI_IOC_MESSAGE(%u)", _IOC_SIZE(arg));
+ return 1;
+ }
+ return 0;
+ default:
+ return 0;
+ }
+}
+
+static int
+ioctl_decode(struct tcb *tcp, unsigned int code, long arg)
+{
+ switch (_IOC_TYPE(code)) {
#if defined(ALPHA) || defined(POWERPC)
case 'f': case 't': case 'T':
#else /* !ALPHA */
case 0x54:
#endif /* !ALPHA */
-#else /* !LINUX */
- case 'f': case 't': case 'T':
-#endif /* !LINUX */
return term_ioctl(tcp, code, arg);
-#ifdef LINUX
case 0x89:
-#else /* !LINUX */
- case 'r': case 's': case 'i':
-#ifndef FREEBSD
- case 'p':
-#endif
-#endif /* !LINUX */
return sock_ioctl(tcp, code, arg);
-#ifdef USE_PROCFS
-#ifndef HAVE_MP_PROCFS
-#ifndef FREEBSD
- case 'q':
-#else
- case 'p':
-#endif
- return proc_ioctl(tcp, code, arg);
-#endif
-#endif /* USE_PROCFS */
-#ifdef HAVE_SYS_STREAM_H
- case 'S':
- return stream_ioctl(tcp, code, arg);
-#endif /* HAVE_SYS_STREAM_H */
-#ifdef LINUX
case 'p':
return rtc_ioctl(tcp, code, arg);
case 0x03:
case 0x12:
+ case 'X':
return block_ioctl(tcp, code, arg);
+#ifdef HAVE_SCSI_SG_H
case 0x22:
return scsi_ioctl(tcp, code, arg);
+#endif
+ case 'L':
+ return loop_ioctl(tcp, code, arg);
+ case 'M':
+ return mtd_ioctl(tcp, code, arg);
+ case 'o':
+ case 'O':
+ return ubi_ioctl(tcp, code, arg);
+ case 'V':
+ return v4l2_ioctl(tcp, code, arg);
+ case '=':
+ return ptp_ioctl(tcp, code, arg);
+#ifdef HAVE_LINUX_INPUT_H
+ case 'E':
+ return evdev_ioctl(tcp, code, arg);
#endif
default:
break;
return 0;
}
-/*
- * Registry of ioctl characters, culled from
- * @(#)ioccom.h 1.7 89/06/16 SMI; from UCB ioctl.h 7.1 6/4/86
- *
- * char file where defined notes
- * ---- ------------------ -----
- * F sun/fbio.h
- * G sun/gpio.h
- * H vaxif/if_hy.h
- * M sundev/mcpcmd.h *overlap*
- * M sys/modem.h *overlap*
- * S sys/stropts.h
- * T sys/termio.h -no overlap-
- * T sys/termios.h -no overlap-
- * V sundev/mdreg.h
- * a vaxuba/adreg.h
- * d sun/dkio.h -no overlap with sys/des.h-
- * d sys/des.h (possible overlap)
- * d vax/dkio.h (possible overlap)
- * d vaxuba/rxreg.h (possible overlap)
- * f sys/filio.h
- * g sunwindow/win_ioctl.h -no overlap-
- * g sunwindowdev/winioctl.c !no manifest constant! -no overlap-
- * h sundev/hrc_common.h
- * i sys/sockio.h *overlap*
- * i vaxuba/ikreg.h *overlap*
- * k sundev/kbio.h
- * m sundev/msio.h (possible overlap)
- * m sundev/msreg.h (possible overlap)
- * m sys/mtio.h (possible overlap)
- * n sun/ndio.h
- * p net/nit_buf.h (possible overlap)
- * p net/nit_if.h (possible overlap)
- * p net/nit_pf.h (possible overlap)
- * p sundev/fpareg.h (possible overlap)
- * p sys/sockio.h (possible overlap)
- * p vaxuba/psreg.h (possible overlap)
- * q sun/sqz.h
- * r sys/sockio.h
- * s sys/sockio.h
- * t sys/ttold.h (possible overlap)
- * t sys/ttycom.h (possible overlap)
- * v sundev/vuid_event.h *overlap*
- * v sys/vcmd.h *overlap*
- *
- * End of Registry
- */
+SYS_FUNC(ioctl)
+{
+ const struct_ioctlent *iop;
+
+ if (entering(tcp)) {
+ printfd(tcp, tcp->u_arg[0]);
+ tprints(", ");
+ if (!ioctl_decode_command_number(tcp->u_arg[1])) {
+ iop = ioctl_lookup(tcp->u_arg[1]);
+ if (iop) {
+ tprints(iop->symbol);
+ while ((iop = ioctl_next_match(iop)))
+ tprintf(" or %s", iop->symbol);
+ } else {
+ ioctl_print_code(tcp->u_arg[1]);
+ }
+ }
+ ioctl_decode(tcp, tcp->u_arg[1], tcp->u_arg[2]);
+ }
+ else {
+ int ret = ioctl_decode(tcp, tcp->u_arg[1], tcp->u_arg[2]);
+ if (!ret)
+ tprintf(", %#lx", tcp->u_arg[2]);
+ else
+ return ret - 1;
+ }
+ return 0;
+}
projects / strace / blobdiff