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-rw-r--r--util/oslib-posix.c61
1 files changed, 6 insertions, 55 deletions
diff --git a/util/oslib-posix.c b/util/oslib-posix.c
index b8bf7d4070..477990f39b 100644
--- a/util/oslib-posix.c
+++ b/util/oslib-posix.c
@@ -224,32 +224,20 @@ void qemu_anon_ram_free(void *ptr, size_t size)
qemu_ram_munmap(-1, ptr, size);
}
-void qemu_set_block(int fd)
+void qemu_socket_set_block(int fd)
{
- int f;
- f = fcntl(fd, F_GETFL);
- assert(f != -1);
- f = fcntl(fd, F_SETFL, f & ~O_NONBLOCK);
- assert(f != -1);
+ g_unix_set_fd_nonblocking(fd, false, NULL);
}
-int qemu_try_set_nonblock(int fd)
+int qemu_socket_try_set_nonblock(int fd)
{
- int f;
- f = fcntl(fd, F_GETFL);
- if (f == -1) {
- return -errno;
- }
- if (fcntl(fd, F_SETFL, f | O_NONBLOCK) == -1) {
- return -errno;
- }
- return 0;
+ return g_unix_set_fd_nonblocking(fd, true, NULL) ? 0 : -errno;
}
-void qemu_set_nonblock(int fd)
+void qemu_socket_set_nonblock(int fd)
{
int f;
- f = qemu_try_set_nonblock(fd);
+ f = qemu_socket_try_set_nonblock(fd);
assert(f == 0);
}
@@ -274,28 +262,6 @@ void qemu_set_cloexec(int fd)
assert(f != -1);
}
-/*
- * Creates a pipe with FD_CLOEXEC set on both file descriptors
- */
-int qemu_pipe(int pipefd[2])
-{
- int ret;
-
-#ifdef CONFIG_PIPE2
- ret = pipe2(pipefd, O_CLOEXEC);
- if (ret != -1 || errno != ENOSYS) {
- return ret;
- }
-#endif
- ret = pipe(pipefd);
- if (ret == 0) {
- qemu_set_cloexec(pipefd[0]);
- qemu_set_cloexec(pipefd[1]);
- }
-
- return ret;
-}
-
char *
qemu_get_local_state_dir(void)
{
@@ -897,21 +863,6 @@ size_t qemu_get_host_physmem(void)
return 0;
}
-/* Sets a specific flag */
-int fcntl_setfl(int fd, int flag)
-{
- int flags;
-
- flags = fcntl(fd, F_GETFL);
- if (flags == -1) {
- return -errno;
- }
- if (fcntl(fd, F_SETFL, flags | flag) == -1) {
- return -errno;
- }
- return 0;
-}
-
int qemu_msync(void *addr, size_t length, int fd)
{
size_t align_mask = ~(qemu_real_host_page_size() - 1);