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Add basic OpenBSD support

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XXX more work needed to manage VT switches and proper
XXX fbtab(4) support to allow for non-root users
This commit is contained in:
Matthieu Herrb 2023-07-05 10:49:24 +02:00
parent f2ff233c26
commit 4b2ecdf936
5 changed files with 33 additions and 4 deletions
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2
common/drm.c
View file

@ -21,7 +21,7 @@ int drm_drop_master(int fd) {
return ioctl(fd, DRM_IOCTL_DROP_MASTER, 0);
}
#if defined(__linux__) || defined(__NetBSD__)
#if defined(__linux__) || defined(__NetBSD__) || defined(__OpenBSD__)
int path_is_drm(const char *path) {
if (STR_HAS_PREFIX("/dev/dri/", path))
return 1;

2
common/evdev.c
View file

@ -25,7 +25,7 @@ int path_is_evdev(const char *path) {
int evdev_revoke(int fd) {
return ioctl(fd, EVIOCREVOKE, NULL);
}
#elif defined(__NetBSD__)
#elif defined(__NetBSD__) || defined(__OpenBSD__)
int path_is_evdev(const char *path) {
(void)path;
return 0;

12
common/terminal.c
View file

@ -21,7 +21,7 @@
#define K_ENABLE K_XLATE
#define K_DISABLE K_RAW
#define FRSIG SIGIO
#elif defined(__NetBSD__)
#elif defined(__NetBSD__) || defined(__OpenBSD__)
#include <dev/wscons/wsdisplay_usl_io.h>
#define K_ENABLE K_XLATE
#define K_DISABLE K_RAW
@ -147,6 +147,14 @@ static int get_tty_path(int tty, char path[static TTYPATHLEN]) {
}
return 0;
}
#elif defined(__OpenBSD__)
static int get_tty_path(int tty, char path[static TTYPATHLEN]) {
assert(tty >= 0);
if (snprintf(path, TTYPATHLEN, "/dev/ttyC%d", tty) == -1) {
return -1;
}
return 0;
}
#else
#error Unsupported platform
#endif
@ -175,7 +183,7 @@ int terminal_current_vt(int fd) {
return -1;
}
return st.v_active;
#elif defined(__FreeBSD__)
#elif defined(__FreeBSD__) || defined(__OpenBSD__)
int vt;
int res = ioctl(fd, VT_GETACTIVE, &vt);
close(fd);

17
seatd/client.c
View file

@ -55,6 +55,23 @@ static int get_peer(int fd, pid_t *pid, uid_t *uid, gid_t *gid) {
*uid = cred.unp_euid;
*gid = cred.unp_egid;
return 0;
#elif defined(__OpenBSD__)
struct sockpeercred peercred;
socklen_t len = sizeof(peercred);
if (getsockopt(fd, SOL_SOCKET, SO_PEERCRED, &peercred, &len) == -1) {
// assume builtin backend
if (errno == EINVAL) {
*pid = getpid();
*uid = getuid();
*gid = getgid();
return 0;
}
return -1;
}
*pid = peercred.pid;
*uid = peercred.uid;
*gid = peercred.gid;
return 0;
#elif defined(__FreeBSD__)
struct xucred cred;
socklen_t len = sizeof cred;

4
tests/poller.c
View file

@ -123,6 +123,10 @@ static int test_signal_event(int signal, void *data) {
return 0;
}
#ifdef __OpenBSD__
#define SIGRTMIN SIGUSR1
#endif
static void test_poller_single_signal(void) {
struct poller poller;
test_assert(poller_init(&poller) == 0);