*/
#include "defs.h"
-#include "mmap_cache.h"
+#include "mmap_notify.h"
#include "native_defs.h"
#include "ptrace.h"
#include "nsig.h"
# define PTRACE_SETREGS PTRACE_SETREGS64
#endif
-#ifndef NT_PRSTATUS
-# define NT_PRSTATUS 1
-#endif
-
#include "syscall.h"
#include "xstring.h"
/* Now undef them since short defines cause wicked namespace pollution. */
#include "sysent_shorthand_undefs.h"
+const char *const errnoent[] = {
+#include "errnoent.h"
+};
+const char *const signalent[] = {
+#include "signalent.h"
+
+};
/*
* `ioctlent[012].h' files are automatically generated by the auxiliary
* program `ioctlsort', such that the list is sorted by the `code' field.
* in "/usr/include".
*/
-const char *const errnoent0[] = {
-#include "errnoent.h"
-};
-const char *const signalent0[] = {
-#include "signalent.h"
-};
const struct_ioctlent ioctlent0[] = {
#include "ioctlent0.h"
};
#if SUPPORTED_PERSONALITIES > 1
-static const char *const errnoent1[] = {
-# include "errnoent1.h"
-};
-static const char *const signalent1[] = {
-# include "signalent1.h"
-};
static const struct_ioctlent ioctlent1[] = {
# include "ioctlent1.h"
};
#endif
#if SUPPORTED_PERSONALITIES > 2
-static const char *const errnoent2[] = {
-# include "errnoent2.h"
-};
-static const char *const signalent2[] = {
-# include "signalent2.h"
-};
static const struct_ioctlent ioctlent2[] = {
# include "ioctlent2.h"
};
#endif
};
-enum {
- nerrnos0 = ARRAY_SIZE(errnoent0)
-#if SUPPORTED_PERSONALITIES > 1
- , nerrnos1 = ARRAY_SIZE(errnoent1)
-# if SUPPORTED_PERSONALITIES > 2
- , nerrnos2 = ARRAY_SIZE(errnoent2)
-# endif
-#endif
-};
-
-enum {
- nsignals0 = ARRAY_SIZE(signalent0)
-#if SUPPORTED_PERSONALITIES > 1
- , nsignals1 = ARRAY_SIZE(signalent1)
-# if SUPPORTED_PERSONALITIES > 2
- , nsignals2 = ARRAY_SIZE(signalent2)
-# endif
-#endif
-};
-
enum {
nioctlents0 = ARRAY_SIZE(ioctlent0)
#if SUPPORTED_PERSONALITIES > 1
#if SUPPORTED_PERSONALITIES > 1
const struct_sysent *sysent = sysent0;
-const char *const *errnoent = errnoent0;
-const char *const *signalent = signalent0;
const struct_ioctlent *ioctlent = ioctlent0;
const struct_printers *printers = &printers0;
#endif
+const unsigned int nerrnos = ARRAY_SIZE(errnoent);
+const unsigned int nsignals = ARRAY_SIZE(signalent);
unsigned nsyscalls = nsyscalls0;
-unsigned nerrnos = nerrnos0;
-unsigned nsignals = nsignals0;
unsigned nioctlents = nioctlents0;
const unsigned int nsyscall_vec[SUPPORTED_PERSONALITIES] = {
switch (personality) {
case 0:
- errnoent = errnoent0;
- nerrnos = nerrnos0;
ioctlent = ioctlent0;
nioctlents = nioctlents0;
- signalent = signalent0;
- nsignals = nsignals0;
printers = &printers0;
break;
case 1:
- errnoent = errnoent1;
- nerrnos = nerrnos1;
ioctlent = ioctlent1;
nioctlents = nioctlents1;
- signalent = signalent1;
- nsignals = nsignals1;
printers = &printers1;
break;
# if SUPPORTED_PERSONALITIES > 2
case 2:
- errnoent = errnoent2;
- nerrnos = nerrnos2;
ioctlent = ioctlent2;
nioctlents = nioctlents2;
- signalent = signalent2;
- nsignals = nsignals2;
printers = &printers2;
break;
# endif
static void
dumpio(struct tcb *tcp)
{
- if (syserror(tcp))
- return;
-
int fd = tcp->u_arg[0];
if (fd < 0)
return;
- if (is_number_in_set(fd, read_set)) {
- switch (tcp->s_ent->sen) {
- case SEN_read:
- case SEN_pread:
- case SEN_recv:
- case SEN_recvfrom:
- case SEN_mq_timedreceive:
- dumpstr(tcp, tcp->u_arg[1], tcp->u_rval);
- return;
- case SEN_readv:
- case SEN_preadv:
- case SEN_preadv2:
- dumpiov_upto(tcp, tcp->u_arg[2], tcp->u_arg[1],
- tcp->u_rval);
- return;
- case SEN_recvmsg:
- dumpiov_in_msghdr(tcp, tcp->u_arg[1], tcp->u_rval);
- return;
- case SEN_recvmmsg:
- dumpiov_in_mmsghdr(tcp, tcp->u_arg[1]);
- return;
- }
- }
if (is_number_in_set(fd, write_set)) {
switch (tcp->s_ent->sen) {
case SEN_write:
break;
}
}
+
+ if (syserror(tcp))
+ return;
+
+ if (is_number_in_set(fd, read_set)) {
+ switch (tcp->s_ent->sen) {
+ case SEN_read:
+ case SEN_pread:
+ case SEN_recv:
+ case SEN_recvfrom:
+ case SEN_mq_timedreceive:
+ dumpstr(tcp, tcp->u_arg[1], tcp->u_rval);
+ return;
+ case SEN_readv:
+ case SEN_preadv:
+ case SEN_preadv2:
+ dumpiov_upto(tcp, tcp->u_arg[2], tcp->u_arg[1],
+ tcp->u_rval);
+ return;
+ case SEN_recvmsg:
+ dumpiov_in_msghdr(tcp, tcp->u_arg[1], tcp->u_rval);
+ return;
+ case SEN_recvmmsg:
+ dumpiov_in_mmsghdr(tcp, tcp->u_arg[1]);
+ return;
+ }
+ }
}
const char *
return NULL;
}
+static void
+print_err_ret(kernel_ulong_t ret, unsigned long u_error)
+{
+ const char *u_error_str = err_name(u_error);
+
+ if (u_error_str)
+ tprintf("= %" PRI_kld " %s (%s)",
+ ret, u_error_str, strerror(u_error));
+ else
+ tprintf("= %" PRI_kld " (errno %lu)", ret, u_error);
+}
+
static long get_regs(struct tcb *);
static int get_syscall_args(struct tcb *);
static int get_syscall_result(struct tcb *);
return 0;
}
-#ifdef USE_LIBUNWIND
+#ifdef ENABLE_STACKTRACE
if (stack_trace_enabled) {
if (tcp->s_ent->sys_flags & STACKTRACE_CAPTURE_ON_ENTER)
- unwind_capture_stacktrace(tcp);
+ unwind_tcb_capture(tcp);
}
#endif
if ((Tflag || cflag) && !(filtered(tcp) || hide_log(tcp)))
clock_gettime(CLOCK_MONOTONIC, pts);
- if (mmap_cache_is_enabled()) {
- if (tcp->s_ent->sys_flags & STACKTRACE_INVALIDATE_CACHE)
- mmap_cache_invalidate(tcp);
- }
+ if (tcp->s_ent->sys_flags & MEMORY_MAPPING_CHANGE)
+ mmap_notify_report(tcp);
if (filtered(tcp) || hide_log(tcp))
return 0;
tprints(") ");
tabto();
- unsigned long u_error = tcp->u_error;
if (raw(tcp)) {
- if (u_error) {
- tprintf("= -1 (errno %lu)", u_error);
- } else {
+ if (tcp->u_error)
+ print_err_ret(tcp->u_rval, tcp->u_error);
+ else
tprintf("= %#" PRI_klx, tcp->u_rval);
- }
+
if (syscall_tampered(tcp))
tprints(" (INJECTED)");
- } else if (!(sys_res & RVAL_NONE) && u_error) {
- const char *u_error_str;
-
- switch (u_error) {
+ } else if (!(sys_res & RVAL_NONE) && tcp->u_error) {
+ switch (tcp->u_error) {
/* Blocked signals do not interrupt any syscalls.
* In this case syscalls don't return ERESTARTfoo codes.
*
tprints("= ? ERESTART_RESTARTBLOCK (Interrupted by signal)");
break;
default:
- u_error_str = err_name(u_error);
- if (u_error_str)
- tprintf("= %" PRI_kld " %s (%s)", tcp->u_rval,
- u_error_str, strerror(u_error));
- else
- tprintf("= %" PRI_kld " %lu (%s)", tcp->u_rval,
- u_error, strerror(u_error));
+ print_err_ret(tcp->u_rval, tcp->u_error);
break;
}
if (syscall_tampered(tcp))
dumpio(tcp);
line_ended();
-#ifdef USE_LIBUNWIND
+#ifdef ENABLE_STACKTRACE
if (stack_trace_enabled)
- unwind_print_stacktrace(tcp);
+ unwind_tcb_print(tcp);
#endif
return 0;
}
tcp->u_error = saved_u_error;
}
+#define XLAT_MACROS_ONLY
+# include "xlat/nt_descriptor_types.h"
+#undef XLAT_MACROS_ONLY
+
#include "arch_regs.c"
#if HAVE_ARCH_GETRVAL2