* Copyright (c) 1993 Branko Lankester <branko@hacktic.nl>
* Copyright (c) 1993, 1994, 1995, 1996 Rick Sladkey <jrs@world.std.com>
* Copyright (c) 1996-1999 Wichert Akkerman <wichert@cistron.nl>
+ * Copyright (c) 1999-2018 The strace developers.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
*/
#include "defs.h"
+#include "print_fields.h"
#include <linux/aio_abi.h>
+#include "xlat/aio_cmds.h"
+
SYS_FUNC(io_setup)
{
if (entering(tcp))
tprintf("%u, ", (unsigned int) tcp->u_arg[0]);
else
- printnum_ulong(tcp, tcp->u_arg[1]);
+ printnum_ptr(tcp, tcp->u_arg[1]);
return 0;
}
SYS_FUNC(io_destroy)
{
- tprintf("%lu", tcp->u_arg[0]);
+ printaddr(tcp->u_arg[0]);
return RVAL_DECODED;
}
};
static enum iocb_sub
-tprint_lio_opcode(unsigned cmd)
+tprint_lio_opcode(unsigned int cmd)
{
- static const struct {
- const char *name;
- enum iocb_sub sub;
- } cmds[] = {
- { "pread", SUB_COMMON },
- { "pwrite", SUB_COMMON },
- { "fsync", SUB_NONE },
- { "fdsync", SUB_NONE },
- { "preadx", SUB_NONE },
- { "poll", SUB_NONE },
- { "noop", SUB_NONE },
- { "preadv", SUB_VECTOR },
- { "pwritev", SUB_VECTOR },
+ static const enum iocb_sub subs[] = {
+ [IOCB_CMD_PREAD] = SUB_COMMON,
+ [IOCB_CMD_PWRITE] = SUB_COMMON,
+ [IOCB_CMD_FSYNC] = SUB_NONE,
+ [IOCB_CMD_FDSYNC] = SUB_NONE,
+ [IOCB_CMD_PREADX] = SUB_NONE,
+ [IOCB_CMD_POLL] = SUB_NONE,
+ [IOCB_CMD_NOOP] = SUB_NONE,
+ [IOCB_CMD_PREADV] = SUB_VECTOR,
+ [IOCB_CMD_PWRITEV] = SUB_VECTOR,
};
- if (cmd < ARRAY_SIZE(cmds)) {
- tprints(cmds[cmd].name);
- return cmds[cmd].sub;
- }
- tprintf("%u /* SUB_??? */", cmd);
- return SUB_NONE;
+ printxval_indexn_ex(ARRSZ_PAIR(aio_cmds), cmd, "IOCB_CMD_???",
+ XLAT_STYLE_FMT_U);
+
+ return cmd < ARRAY_SIZE(subs) ? subs[cmd] : SUB_NONE;
}
static void
-print_common_flags(const struct iocb *cb)
+print_common_flags(struct tcb *tcp, const struct iocb *cb)
{
/* IOCB_FLAG_RESFD is available since v2.6.22-rc1~47 */
#ifdef IOCB_FLAG_RESFD
if (cb->aio_flags & IOCB_FLAG_RESFD)
- tprintf(", resfd=%d", cb->aio_resfd);
+ PRINT_FIELD_FD(", ", *cb, aio_resfd, tcp);
+
if (cb->aio_flags & ~IOCB_FLAG_RESFD)
- tprintf(", flags=%x", cb->aio_flags);
+ PRINT_FIELD_X(", ", *cb, aio_flags);
#endif
}
}
static enum iocb_sub
-print_iocb_header(const struct iocb *cb)
+print_iocb_header(struct tcb *tcp, const struct iocb *cb)
{
enum iocb_sub sub;
- if (cb->aio_data)
- tprintf("data=%#" PRIx64 ", ",
- (uint64_t) cb->aio_data);
+ if (cb->aio_data){
+ PRINT_FIELD_X("", *cb, aio_data);
+ tprints(", ");
+ }
- if (cb->aio_key)
- tprintf("key=%u, ", cb->aio_key);
+ if (cb->aio_key) {
+ PRINT_FIELD_U("", *cb, aio_key);
+ tprints(", ");
+ }
+ tprints("aio_lio_opcode=");
sub = tprint_lio_opcode(cb->aio_lio_opcode);
if (cb->aio_reqprio)
- tprintf(", reqprio=%hd", cb->aio_reqprio);
+ PRINT_FIELD_D(", ", *cb, aio_reqprio);
- tprintf(", fildes=%d", cb->aio_fildes);
+ PRINT_FIELD_FD(", ", *cb, aio_fildes, tcp);
return sub;
}
static void
print_iocb(struct tcb *tcp, const struct iocb *cb)
{
- enum iocb_sub sub = print_iocb_header(cb);
+ tprints("{");
+
+ enum iocb_sub sub = print_iocb_header(tcp, cb);
switch (sub) {
case SUB_COMMON:
if (cb->aio_lio_opcode == 1 && iocb_is_valid(cb)) {
- tprints(", str=");
- printstr(tcp, (unsigned long) cb->aio_buf,
- (unsigned long) cb->aio_nbytes);
+ PRINT_FIELD_STRN(", ", *cb, aio_buf,
+ cb->aio_nbytes, tcp);
} else {
- tprintf(", buf=%#" PRIx64, (uint64_t) cb->aio_buf);
+ PRINT_FIELD_X(", ", *cb, aio_buf);
}
- tprintf(", nbytes=%" PRIu64 ", offset=%" PRId64,
- (uint64_t) cb->aio_nbytes, (int64_t) cb->aio_offset);
- print_common_flags(cb);
+ PRINT_FIELD_U(", ", *cb, aio_nbytes);
+ PRINT_FIELD_D(", ", *cb, aio_offset);
+ print_common_flags(tcp, cb);
break;
case SUB_VECTOR:
if (iocb_is_valid(cb)) {
- tprints(", iovec=");
+ tprints(", aio_buf=");
tprint_iov(tcp, cb->aio_nbytes, cb->aio_buf,
- cb->aio_lio_opcode == 8);
+ cb->aio_lio_opcode == 8
+ ? IOV_DECODE_STR
+ : IOV_DECODE_ADDR);
} else {
- tprintf(", buf=%#" PRIx64 ", nbytes=%" PRIu64,
- (uint64_t) cb->aio_buf,
- (uint64_t) cb->aio_nbytes);
+ PRINT_FIELD_X(", ", *cb, aio_buf);
+ PRINT_FIELD_U(", ", *cb, aio_nbytes);
}
- tprintf(", offset=%" PRId64, (int64_t) cb->aio_offset);
- print_common_flags(cb);
+ PRINT_FIELD_D(", ", *cb, aio_offset);
+ print_common_flags(tcp, cb);
break;
case SUB_NONE:
break;
}
+
+ tprints("}");
}
static bool
print_iocbp(struct tcb *tcp, void *elem_buf, size_t elem_size, void *data)
{
- unsigned long addr;
+ kernel_ulong_t addr;
struct iocb cb;
- if (elem_size < sizeof(long)) {
- addr = * (unsigned int *) elem_buf;
+ if (elem_size < sizeof(kernel_ulong_t)) {
+ addr = *(unsigned int *) elem_buf;
} else {
- addr = * (unsigned long *) elem_buf;
+ addr = *(kernel_ulong_t *) elem_buf;
}
- tprints("{");
if (!umove_or_printaddr(tcp, addr, &cb))
print_iocb(tcp, &cb);
- tprints("}");
return true;
}
SYS_FUNC(io_submit)
{
- const long nr = widen_to_long(tcp->u_arg[1]);
- const unsigned long addr = tcp->u_arg[2];
- unsigned long iocbp;
+ const kernel_long_t nr =
+ truncate_klong_to_current_wordsize(tcp->u_arg[1]);
+ const kernel_ulong_t addr = tcp->u_arg[2];
+ kernel_ulong_t iocbp;
- tprintf("%lu, %ld, ", tcp->u_arg[0], nr);
+ printaddr(tcp->u_arg[0]);
+ tprintf(", %" PRI_kld ", ", nr);
if (nr < 0)
printaddr(addr);
else
print_array(tcp, addr, nr, &iocbp, current_wordsize,
- umoven_or_printaddr, print_iocbp, 0);
+ tfetch_mem, print_iocbp, 0);
return RVAL_DECODED;
}
{
struct io_event *event = elem_buf;
- tprintf("{data=%#" PRIx64 ", obj=%#" PRIx64
- ", res=%" PRId64 ", res2=%" PRId64 "}",
- (uint64_t) event->data, (uint64_t) event->obj,
- (int64_t) event->res, (int64_t) event->res2);
+ PRINT_FIELD_X("{", *event, data);
+ PRINT_FIELD_X(", ", *event, obj);
+ PRINT_FIELD_D(", ", *event, res);
+ PRINT_FIELD_D(", ", *event, res2);
+ tprints("}");
return true;
}
SYS_FUNC(io_cancel)
{
if (entering(tcp)) {
- tprintf("%lu, ", tcp->u_arg[0]);
+ printaddr(tcp->u_arg[0]);
+ tprints(", ");
+
struct iocb cb;
if (!umove_or_printaddr(tcp, tcp->u_arg[1], &cb)) {
tprints("{");
- print_iocb_header(&cb);
+ print_iocb_header(tcp, &cb);
tprints("}");
}
tprints(", ");
return 0;
}
-SYS_FUNC(io_getevents)
+static int
+print_io_getevents(struct tcb *tcp, bool has_usig)
{
if (entering(tcp)) {
- tprintf("%lu, %ld, %ld, ",
- tcp->u_arg[0],
- widen_to_long(tcp->u_arg[1]),
- widen_to_long(tcp->u_arg[2]));
+ printaddr(tcp->u_arg[0]);
+ tprintf(", %" PRI_kld ", %" PRI_kld ", ",
+ truncate_klong_to_current_wordsize(tcp->u_arg[1]),
+ truncate_klong_to_current_wordsize(tcp->u_arg[2]));
} else {
struct io_event buf;
print_array(tcp, tcp->u_arg[3], tcp->u_rval, &buf, sizeof(buf),
- umoven_or_printaddr, print_io_event, 0);
+ tfetch_mem, print_io_event, 0);
tprints(", ");
/*
- * Since the timeout parameter is read by the kernel
+ * Since the timeout and usig parameters are read by the kernel
* on entering syscall, it has to be decoded the same way
* whether the syscall has failed or not.
*/
temporarily_clear_syserror(tcp);
print_timespec(tcp, tcp->u_arg[4]);
+ if (has_usig) {
+ tprints(", ");
+ print_aio_sigset(tcp, tcp->u_arg[5]);
+ }
restore_cleared_syserror(tcp);
}
return 0;
}
+
+SYS_FUNC(io_getevents)
+{
+ return print_io_getevents(tcp, false);
+}
+
+SYS_FUNC(io_pgetevents)
+{
+ return print_io_getevents(tcp, true);
+}
projects / strace / blobdiff