* 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 <fcntl.h>
-#if HAVE_SYS_UIO_H
#include <sys/uio.h>
-#endif
-
-#ifdef HAVE_LONG_LONG_OFF_T
-/*
- * Hacks for systems that have a long long off_t
- */
-
-#define sys_pread64 sys_pread
-#define sys_pwrite64 sys_pwrite
-#endif
int
sys_read(struct tcb *tcp)
{
if (entering(tcp)) {
printfd(tcp, tcp->u_arg[0]);
- tprintf(", ");
+ tprints(", ");
} else {
if (syserror(tcp))
tprintf("%#lx", tcp->u_arg[1]);
{
if (entering(tcp)) {
printfd(tcp, tcp->u_arg[0]);
- tprintf(", ");
+ tprints(", ");
printstr(tcp, tcp->u_arg[1], tcp->u_arg[2]);
tprintf(", %lu", tcp->u_arg[2]);
}
return 0;
}
-#if HAVE_SYS_UIO_H
+/*
+ * data_size limits the cumulative size of printed data.
+ * Example: recvmsg returing a short read.
+ */
void
-tprint_iov(struct tcb *tcp, unsigned long len, unsigned long addr)
+tprint_iov_upto(struct tcb *tcp, unsigned long len, unsigned long addr, int decode_iov, unsigned long data_size)
{
-#if defined(LINUX) && SUPPORTED_PERSONALITIES > 1
+#if SUPPORTED_PERSONALITIES > 1
union {
struct { u_int32_t base; u_int32_t len; } iov32;
struct { u_int64_t base; u_int64_t len; } iov64;
} iov;
#define sizeof_iov \
- (personality_wordsize[current_personality] == 4 \
- ? sizeof(iov.iov32) : sizeof(iov.iov64))
+ (current_wordsize == 4 ? sizeof(iov.iov32) : sizeof(iov.iov64))
#define iov_iov_base \
- (personality_wordsize[current_personality] == 4 \
- ? (u_int64_t) iov.iov32.base : iov.iov64.base)
+ (current_wordsize == 4 ? (uint64_t) iov.iov32.base : iov.iov64.base)
#define iov_iov_len \
- (personality_wordsize[current_personality] == 4 \
- ? (u_int64_t) iov.iov32.len : iov.iov64.len)
+ (current_wordsize == 4 ? (uint64_t) iov.iov32.len : iov.iov64.len)
#else
struct iovec iov;
#define sizeof_iov sizeof(iov)
int failed = 0;
if (!len) {
- tprintf("[]");
+ tprints("[]");
return;
}
size = len * sizeof_iov;
} else {
abbrev_end = end;
}
- tprintf("[");
+ tprints("[");
for (cur = addr; cur < end; cur += sizeof_iov) {
if (cur > addr)
- tprintf(", ");
+ tprints(", ");
if (cur >= abbrev_end) {
- tprintf("...");
+ tprints("...");
break;
}
- if (umoven(tcp, cur, sizeof_iov, (char *) &iov) < 0) {
- tprintf("?");
+ if (umoven(tcp, cur, sizeof_iov, &iov) < 0) {
+ tprints("?");
failed = 1;
break;
}
- tprintf("{");
- printstr(tcp, (long) iov_iov_base, iov_iov_len);
+ tprints("{");
+ if (decode_iov) {
+ unsigned long len = iov_iov_len;
+ if (len > data_size)
+ len = data_size;
+ data_size -= len;
+ printstr(tcp, (long) iov_iov_base, len);
+ } else
+ tprintf("%#lx", (long) iov_iov_base);
tprintf(", %lu}", (unsigned long)iov_iov_len);
}
- tprintf("]");
+ tprints("]");
if (failed)
tprintf(" %#lx", addr);
#undef sizeof_iov
#undef iov_iov_len
}
+void
+tprint_iov(struct tcb *tcp, unsigned long len, unsigned long addr, int decode_iov)
+{
+ tprint_iov_upto(tcp, len, addr, decode_iov, (unsigned long) -1L);
+}
+
int
sys_readv(struct tcb *tcp)
{
if (entering(tcp)) {
printfd(tcp, tcp->u_arg[0]);
- tprintf(", ");
+ tprints(", ");
} else {
if (syserror(tcp)) {
tprintf("%#lx, %lu",
tcp->u_arg[1], tcp->u_arg[2]);
return 0;
}
- tprint_iov(tcp, tcp->u_arg[2], tcp->u_arg[1]);
+ tprint_iov(tcp, tcp->u_arg[2], tcp->u_arg[1], 1);
tprintf(", %lu", tcp->u_arg[2]);
}
return 0;
{
if (entering(tcp)) {
printfd(tcp, tcp->u_arg[0]);
- tprintf(", ");
- tprint_iov(tcp, tcp->u_arg[2], tcp->u_arg[1]);
+ tprints(", ");
+ tprint_iov(tcp, tcp->u_arg[2], tcp->u_arg[1], 1);
tprintf(", %lu", tcp->u_arg[2]);
}
return 0;
}
-#endif
-
-#if defined(SVR4)
-
-int
-sys_pread(struct tcb *tcp)
-{
- if (entering(tcp)) {
- printfd(tcp, tcp->u_arg[0]);
- tprintf(", ");
- } else {
- if (syserror(tcp))
- tprintf("%#lx", tcp->u_arg[1]);
- else
- printstr(tcp, tcp->u_arg[1], tcp->u_rval);
-#if UNIXWARE
- /* off_t is signed int */
- tprintf(", %lu, %ld", tcp->u_arg[2], tcp->u_arg[3]);
-#else
- tprintf(", %lu, %llu", tcp->u_arg[2],
- LONG_LONG(tcp->u_arg[3], tcp->u_arg[4]));
-#endif
- }
- return 0;
-}
-
-int
-sys_pwrite(struct tcb *tcp)
-{
- if (entering(tcp)) {
- printfd(tcp, tcp->u_arg[0]);
- tprintf(", ");
- printstr(tcp, tcp->u_arg[1], tcp->u_arg[2]);
-#if UNIXWARE
- /* off_t is signed int */
- tprintf(", %lu, %ld", tcp->u_arg[2], tcp->u_arg[3]);
-#else
- tprintf(", %lu, %llu", tcp->u_arg[2],
- LONG_LONG(tcp->u_arg[3], tcp->u_arg[4]));
-#endif
- }
- return 0;
-}
-#endif /* SVR4 */
-
-#ifdef FREEBSD
-#include <sys/types.h>
-#include <sys/socket.h>
-
-int
-sys_sendfile(struct tcb *tcp)
-{
- if (entering(tcp)) {
- printfd(tcp, tcp->u_arg[0]);
- tprintf(", ");
- printfd(tcp, tcp->u_arg[1]);
- tprintf(", %llu, %lu",
- LONG_LONG(tcp->u_arg[2], tcp->u_arg[3]),
- tcp->u_arg[4]);
- } else {
- off_t offset;
-
- if (!tcp->u_arg[5])
- tprintf(", NULL");
- else {
- struct sf_hdtr hdtr;
-
- if (umove(tcp, tcp->u_arg[5], &hdtr) < 0)
- tprintf(", %#lx", tcp->u_arg[5]);
- else {
- tprintf(", { ");
- tprint_iov(tcp, hdtr.hdr_cnt, hdtr.headers);
- tprintf(", %u, ", hdtr.hdr_cnt);
- tprint_iov(tcp, hdtr.trl_cnt, hdtr.trailers);
- tprintf(", %u }", hdtr.hdr_cnt);
- }
- }
- if (!tcp->u_arg[6])
- tprintf(", NULL");
- else if (umove(tcp, tcp->u_arg[6], &offset) < 0)
- tprintf(", %#lx", tcp->u_arg[6]);
- else
- tprintf(", [%llu]", offset);
- tprintf(", %lu", tcp->u_arg[7]);
- }
- return 0;
-}
-#endif /* FREEBSD */
-
-#ifdef LINUX
/* The SH4 ABI does allow long longs in odd-numbered registers, but
does not allow them to be split between registers and memory - and
{
if (entering(tcp)) {
printfd(tcp, tcp->u_arg[0]);
- tprintf(", ");
+ tprints(", ");
} else {
if (syserror(tcp))
tprintf("%#lx", tcp->u_arg[1]);
{
if (entering(tcp)) {
printfd(tcp, tcp->u_arg[0]);
- tprintf(", ");
+ tprints(", ");
printstr(tcp, tcp->u_arg[1], tcp->u_arg[2]);
tprintf(", %lu, ", tcp->u_arg[2]);
printllval(tcp, "%llu", PREAD_OFFSET_ARG);
return 0;
}
-#if HAVE_SYS_UIO_H
+static void
+print_llu_from_low_high_val(struct tcb *tcp, int arg)
+{
+#if SIZEOF_LONG == SIZEOF_LONG_LONG
+# if SUPPORTED_PERSONALITIES > 1
+ if (current_wordsize == sizeof(long))
+# endif
+ tprintf("%lu", (unsigned long) tcp->u_arg[arg]);
+# if SUPPORTED_PERSONALITIES > 1
+ else
+ tprintf("%lu",
+ ((unsigned long) tcp->u_arg[arg + 1] << current_wordsize * 8)
+ | (unsigned long) tcp->u_arg[arg]);
+# endif
+#else
+# ifdef X32
+ if (current_personality == 0)
+ tprintf("%llu", (unsigned long long) tcp->ext_arg[arg]);
+ else
+# endif
+ tprintf("%llu",
+ ((unsigned long long) (unsigned long) tcp->u_arg[arg + 1] << sizeof(long) * 8)
+ | (unsigned long long) (unsigned long) tcp->u_arg[arg]);
+#endif
+}
+
int
sys_preadv(struct tcb *tcp)
{
if (entering(tcp)) {
printfd(tcp, tcp->u_arg[0]);
- tprintf(", ");
+ tprints(", ");
} else {
if (syserror(tcp)) {
tprintf("%#lx, %lu", tcp->u_arg[1], tcp->u_arg[2]);
return 0;
}
- tprint_iov(tcp, tcp->u_arg[2], tcp->u_arg[1]);
+ tprint_iov(tcp, tcp->u_arg[2], tcp->u_arg[1], 1);
tprintf(", %lu, ", tcp->u_arg[2]);
- printllval(tcp, "%llu", PREAD_OFFSET_ARG);
+ print_llu_from_low_high_val(tcp, 3);
}
return 0;
}
{
if (entering(tcp)) {
printfd(tcp, tcp->u_arg[0]);
- tprintf(", ");
- tprint_iov(tcp, tcp->u_arg[2], tcp->u_arg[1]);
+ tprints(", ");
+ tprint_iov(tcp, tcp->u_arg[2], tcp->u_arg[1], 1);
tprintf(", %lu, ", tcp->u_arg[2]);
- printllval(tcp, "%llu", PREAD_OFFSET_ARG);
+ print_llu_from_low_high_val(tcp, 3);
}
return 0;
}
-#endif /* HAVE_SYS_UIO_H */
+
+static void
+print_off_t(struct tcb *tcp, long addr)
+{
+ unsigned long offset;
+
+ if (!addr) {
+ tprints("NULL");
+ return;
+ }
+
+#if SUPPORTED_PERSONALITIES > 1 && SIZEOF_LONG > 4
+ if (current_wordsize == 4) {
+ uint32_t off;
+
+ if (umove(tcp, addr, &off) < 0)
+ tprintf("%#lx", addr);
+ else
+ tprintf("[%u]", off);
+ } else
+#endif
+ if (umove(tcp, addr, &offset) < 0)
+ tprintf("%#lx", addr);
+ else
+ tprintf("[%lu]", offset);
+}
int
sys_sendfile(struct tcb *tcp)
{
if (entering(tcp)) {
- off_t offset;
-
printfd(tcp, tcp->u_arg[0]);
- tprintf(", ");
+ tprints(", ");
printfd(tcp, tcp->u_arg[1]);
- tprintf(", ");
- if (!tcp->u_arg[2])
- tprintf("NULL");
- else if (umove(tcp, tcp->u_arg[2], &offset) < 0)
- tprintf("%#lx", tcp->u_arg[2]);
- else
- tprintf("[%lu]", offset);
+ tprints(", ");
+ print_off_t(tcp, tcp->u_arg[2]);
tprintf(", %lu", tcp->u_arg[3]);
}
return 0;
}
+void
+print_loff_t(struct tcb *tcp, long addr)
+{
+ loff_t offset;
+
+ if (!addr)
+ tprints("NULL");
+ else if (umove(tcp, addr, &offset) < 0)
+ tprintf("%#lx", addr);
+ else
+ tprintf("[%llu]", (unsigned long long int) offset);
+}
+
int
sys_sendfile64(struct tcb *tcp)
{
if (entering(tcp)) {
- loff_t offset;
-
printfd(tcp, tcp->u_arg[0]);
- tprintf(", ");
+ tprints(", ");
printfd(tcp, tcp->u_arg[1]);
- tprintf(", ");
- if (!tcp->u_arg[2])
- tprintf("NULL");
- else if (umove(tcp, tcp->u_arg[2], &offset) < 0)
- tprintf("%#lx", tcp->u_arg[2]);
- else
- tprintf("[%llu]", (unsigned long long int) offset);
+ tprints(", ");
+ print_loff_t(tcp, tcp->u_arg[2]);
tprintf(", %lu", tcp->u_arg[3]);
}
return 0;
}
-#endif /* LINUX */
+#include "xlat/splice_flags.h"
-#if _LFS64_LARGEFILE || HAVE_LONG_LONG_OFF_T
int
-sys_pread64(struct tcb *tcp)
+sys_tee(struct tcb *tcp)
{
if (entering(tcp)) {
+ /* int fd_in */
printfd(tcp, tcp->u_arg[0]);
- tprintf(", ");
- } else {
- if (syserror(tcp))
- tprintf("%#lx", tcp->u_arg[1]);
- else
- printstr(tcp, tcp->u_arg[1], tcp->u_rval);
- tprintf(", %lu, ", tcp->u_arg[2]);
- printllval(tcp, "%#llx", 3);
+ tprints(", ");
+ /* int fd_out */
+ printfd(tcp, tcp->u_arg[1]);
+ tprints(", ");
+ /* size_t len */
+ tprintf("%lu, ", tcp->u_arg[2]);
+ /* unsigned int flags */
+ printflags(splice_flags, tcp->u_arg[3], "SPLICE_F_???");
}
return 0;
}
int
-sys_pwrite64(struct tcb *tcp)
+sys_splice(struct tcb *tcp)
{
if (entering(tcp)) {
+ /* int fd_in */
printfd(tcp, tcp->u_arg[0]);
- tprintf(", ");
- printstr(tcp, tcp->u_arg[1], tcp->u_arg[2]);
+ tprints(", ");
+ /* loff_t *off_in */
+ print_loff_t(tcp, tcp->u_arg[1]);
+ tprints(", ");
+ /* int fd_out */
+ printfd(tcp, tcp->u_arg[2]);
+ tprints(", ");
+ /* loff_t *off_out */
+ print_loff_t(tcp, tcp->u_arg[3]);
+ tprints(", ");
+ /* size_t len */
+ tprintf("%lu, ", tcp->u_arg[4]);
+ /* unsigned int flags */
+ printflags(splice_flags, tcp->u_arg[5], "SPLICE_F_???");
+ }
+ return 0;
+}
+
+int
+sys_vmsplice(struct tcb *tcp)
+{
+ if (entering(tcp)) {
+ /* int fd */
+ printfd(tcp, tcp->u_arg[0]);
+ tprints(", ");
+ /* const struct iovec *iov, unsigned long nr_segs */
+ tprint_iov(tcp, tcp->u_arg[2], tcp->u_arg[1], 1);
tprintf(", %lu, ", tcp->u_arg[2]);
- printllval(tcp, "%#llx", 3);
+ /* unsigned int flags */
+ printflags(splice_flags, tcp->u_arg[3], "SPLICE_F_???");
}
return 0;
}
-#endif
int
sys_ioctl(struct tcb *tcp)
{
- const struct ioctlent *iop;
+ const struct_ioctlent *iop;
if (entering(tcp)) {
printfd(tcp, tcp->u_arg[0]);
- tprintf(", ");
- iop = ioctl_lookup(tcp->u_arg[1]);
- if (iop) {
- tprintf("%s", iop->symbol);
- while ((iop = ioctl_next_match(iop)))
- tprintf(" or %s", iop->symbol);
- } else
- tprintf("%#lx", tcp->u_arg[1]);
+ 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;
- if (!(ret = ioctl_decode(tcp, tcp->u_arg[1], tcp->u_arg[2])))
+ 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;
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