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Index: sys/compat/linux/linux_signal.h
===================================================================
--- sys/compat/linux/linux_signal.h
+++ sys/compat/linux/linux_signal.h
@@ -31,7 +31,17 @@
#ifndef _LINUX_SIGNAL_H_
#define _LINUX_SIGNAL_H_
-#define LINUX_SI_TKILL -6;
+/*
+ * si_code values
+ */
+#define LINUX_SI_USER 0 /* sent by kill, sigsend, raise */
+#define LINUX_SI_KERNEL 0x80 /* sent by the kernel from somewhere */
+#define LINUX_SI_QUEUE -1 /* sent by sigqueue */
+#define LINUX_SI_TIMER -2 /* sent by timer expiration */
+#define LINUX_SI_MESGQ -3 /* sent by real time mesq state change */
+#define LINUX_SI_ASYNCIO -4 /* sent by AIO completion */
+#define LINUX_SI_SIGIO -5 /* sent by queued SIGIO */
+#define LINUX_SI_TKILL -6 /* sent by tkill system call */
extern int bsd_to_linux_signal[];
extern int linux_to_bsd_signal[];
@@ -40,6 +50,7 @@
void bsd_to_linux_sigset(sigset_t *, l_sigset_t *);
int linux_do_sigaction(struct thread *, int, l_sigaction_t *, l_sigaction_t *);
void ksiginfo_to_lsiginfo(ksiginfo_t *ksi, l_siginfo_t *lsi, l_int sig);
+void siginfo_to_lsiginfo(siginfo_t *si, l_siginfo_t *lsi, l_int sig);
#define LINUX_SIG_VALID(sig) ((sig) <= LINUX_NSIG && (sig) > 0)
Index: sys/compat/linux/linux_signal.c
===================================================================
--- sys/compat/linux/linux_signal.c
+++ sys/compat/linux/linux_signal.c
@@ -57,6 +57,8 @@
static int linux_do_tkill(struct thread *td, struct thread *tdt,
ksiginfo_t *ksi);
+static void sicode_to_lsicode(int si_code, int *lsi_code);
+
void
linux_to_bsd_sigset(l_sigset_t *lss, sigset_t *bss)
@@ -595,7 +597,7 @@
ksiginfo_init(&ksi);
ksi.ksi_signo = sig;
- ksi.ksi_code = LINUX_SI_TKILL;
+ ksi.ksi_code = SI_LWP;
ksi.ksi_errno = 0;
ksi.ksi_pid = td->td_proc->p_pid;
ksi.ksi_uid = td->td_proc->p_ucred->cr_ruid;
@@ -633,7 +635,7 @@
ksiginfo_init(&ksi);
ksi.ksi_signo = sig;
- ksi.ksi_code = LINUX_SI_TKILL;
+ ksi.ksi_code = SI_LWP;
ksi.ksi_errno = 0;
ksi.ksi_pid = td->td_proc->p_pid;
ksi.ksi_uid = td->td_proc->p_ucred->cr_ruid;
@@ -644,33 +646,108 @@
ksiginfo_to_lsiginfo(ksiginfo_t *ksi, l_siginfo_t *lsi, l_int sig)
{
- lsi->lsi_signo = sig;
- lsi->lsi_code = ksi->ksi_code;
+ siginfo_to_lsiginfo(&ksi->ksi_info, lsi, sig);
+}
+
+static void
+sicode_to_lsicode(int si_code, int *lsi_code)
+{
- switch (sig) {
- case LINUX_SIGPOLL:
- /* XXX si_fd? */
- lsi->lsi_band = ksi->ksi_band;
+ switch (si_code) {
+ case SI_USER:
+ *lsi_code = LINUX_SI_TIMER;
+ break;
+ case SI_KERNEL:
+ *lsi_code = LINUX_SI_KERNEL;
+ break;
+ case SI_QUEUE:
+ *lsi_code = LINUX_SI_QUEUE;
break;
- case LINUX_SIGCHLD:
- lsi->lsi_pid = ksi->ksi_pid;
- lsi->lsi_uid = ksi->ksi_uid;
- lsi->lsi_status = ksi->ksi_status;
+ case SI_TIMER:
+ *lsi_code = LINUX_SI_TIMER;
break;
- case LINUX_SIGBUS:
- case LINUX_SIGILL:
- case LINUX_SIGFPE:
- case LINUX_SIGSEGV:
- lsi->lsi_addr = PTROUT(ksi->ksi_addr);
+ case SI_MESGQ:
+ *lsi_code = LINUX_SI_MESGQ;
+ break;
+ case SI_ASYNCIO:
+ *lsi_code = LINUX_SI_ASYNCIO;
+ break;
+ case SI_LWP:
+ *lsi_code = LINUX_SI_TKILL;
break;
default:
- /* XXX SI_TIMER etc... */
- lsi->lsi_pid = ksi->ksi_pid;
- lsi->lsi_uid = ksi->ksi_uid;
+ *lsi_code = si_code;
break;
}
- if (sig >= LINUX_SIGRTMIN) {
- lsi->lsi_int = ksi->ksi_info.si_value.sival_int;
- lsi->lsi_ptr = PTROUT(ksi->ksi_info.si_value.sival_ptr);
+}
+
+void
+siginfo_to_lsiginfo(siginfo_t *si, l_siginfo_t *lsi, l_int sig)
+{
+
+ /* sig alredy converted */
+ lsi->lsi_signo = sig;
+ sicode_to_lsicode(si->si_code, &lsi->lsi_code);
+
+ switch (si->si_code) {
+ case SI_LWP:
+ lsi->lsi_pid = si->si_pid;
+ lsi->lsi_uid = si->si_uid;
+ break;
+
+ case SI_TIMER:
+ lsi->lsi_int = si->si_value.sival_int;
+ lsi->lsi_ptr = PTROUT(si->si_value.sival_ptr);
+ lsi->lsi_tid = si->si_timerid;
+ break;
+
+ case SI_QUEUE:
+ lsi->lsi_pid = si->si_pid;
+ lsi->lsi_uid = si->si_uid;
+ lsi->lsi_ptr = PTROUT(si->si_value.sival_ptr);
+ break;
+
+ case SI_ASYNCIO:
+ lsi->lsi_int = si->si_value.sival_int;
+ lsi->lsi_ptr = PTROUT(si->si_value.sival_ptr);
+ break;
+
+ default:
+ switch (sig) {
+ case LINUX_SIGPOLL:
+ /* XXX si_fd? */
+ lsi->lsi_band = si->si_band;
+ break;
+
+ case LINUX_SIGCHLD:
+ lsi->lsi_errno = 0;
+ lsi->lsi_pid = si->si_pid;
+ lsi->lsi_uid = si->si_uid;
+
+ if (si->si_code == CLD_STOPPED)
+ lsi->lsi_status = BSD_TO_LINUX_SIGNAL(si->si_status);
+ else if (si->si_code == CLD_CONTINUED)
+ lsi->lsi_status = BSD_TO_LINUX_SIGNAL(SIGCONT);
+ else
+ lsi->lsi_status = si->si_status;
+ break;
+
+ case LINUX_SIGBUS:
+ case LINUX_SIGILL:
+ case LINUX_SIGFPE:
+ case LINUX_SIGSEGV:
+ lsi->lsi_addr = PTROUT(si->si_addr);
+ break;
+
+ default:
+ lsi->lsi_pid = si->si_pid;
+ lsi->lsi_uid = si->si_uid;
+ if (sig >= LINUX_SIGRTMIN) {
+ lsi->lsi_int = si->si_value.sival_int;
+ lsi->lsi_ptr = PTROUT(si->si_value.sival_ptr);
+ }
+ break;
+ }
+ break;
}
}

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