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Unified Diff: fusl/src/aio/lio_listio.c

Issue 1714623002: [fusl] clang-format fusl (Closed) Base URL: git@github.com:domokit/mojo.git@master
Patch Set: headers too Created 4 years, 10 months ago
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Index: fusl/src/aio/lio_listio.c
diff --git a/fusl/src/aio/lio_listio.c b/fusl/src/aio/lio_listio.c
index bd37767ebfe060a2ff147065e956505a10fa99ff..b4576f56591fa068f18d5f184075ed6fd660a1c8 100644
--- a/fusl/src/aio/lio_listio.c
+++ b/fusl/src/aio/lio_listio.c
@@ -6,139 +6,139 @@
#include "libc.h"
struct lio_state {
- struct sigevent *sev;
- int cnt;
- struct aiocb *cbs[];
+ struct sigevent* sev;
+ int cnt;
+ struct aiocb* cbs[];
};
-static int lio_wait(struct lio_state *st)
-{
- int i, err, got_err = 0;
- int cnt = st->cnt;
- struct aiocb **cbs = st->cbs;
+static int lio_wait(struct lio_state* st) {
+ int i, err, got_err = 0;
+ int cnt = st->cnt;
+ struct aiocb** cbs = st->cbs;
- for (;;) {
- for (i=0; i<cnt; i++) {
- if (!cbs[i]) continue;
- err = aio_error(cbs[i]);
- if (err==EINPROGRESS)
- break;
- if (err) got_err=1;
- cbs[i] = 0;
- }
- if (i==cnt) {
- if (got_err) {
- errno = EIO;
- return -1;
- }
- return 0;
- }
- if (aio_suspend((void *)cbs, cnt, 0))
- return -1;
- }
+ for (;;) {
+ for (i = 0; i < cnt; i++) {
+ if (!cbs[i])
+ continue;
+ err = aio_error(cbs[i]);
+ if (err == EINPROGRESS)
+ break;
+ if (err)
+ got_err = 1;
+ cbs[i] = 0;
+ }
+ if (i == cnt) {
+ if (got_err) {
+ errno = EIO;
+ return -1;
+ }
+ return 0;
+ }
+ if (aio_suspend((void*)cbs, cnt, 0))
+ return -1;
+ }
}
-static void notify_signal(struct sigevent *sev)
-{
- siginfo_t si = {
- .si_signo = sev->sigev_signo,
- .si_value = sev->sigev_value,
- .si_code = SI_ASYNCIO,
- .si_pid = getpid(),
- .si_uid = getuid()
- };
- __syscall(SYS_rt_sigqueueinfo, si.si_pid, si.si_signo, &si);
+static void notify_signal(struct sigevent* sev) {
+ siginfo_t si = {.si_signo = sev->sigev_signo,
+ .si_value = sev->sigev_value,
+ .si_code = SI_ASYNCIO,
+ .si_pid = getpid(),
+ .si_uid = getuid()};
+ __syscall(SYS_rt_sigqueueinfo, si.si_pid, si.si_signo, &si);
}
-static void *wait_thread(void *p)
-{
- struct lio_state *st = p;
- struct sigevent *sev = st->sev;
- lio_wait(st);
- free(st);
- switch (sev->sigev_notify) {
- case SIGEV_SIGNAL:
- notify_signal(sev);
- break;
- case SIGEV_THREAD:
- sev->sigev_notify_function(sev->sigev_value);
- break;
- }
- return 0;
+static void* wait_thread(void* p) {
+ struct lio_state* st = p;
+ struct sigevent* sev = st->sev;
+ lio_wait(st);
+ free(st);
+ switch (sev->sigev_notify) {
+ case SIGEV_SIGNAL:
+ notify_signal(sev);
+ break;
+ case SIGEV_THREAD:
+ sev->sigev_notify_function(sev->sigev_value);
+ break;
+ }
+ return 0;
}
-int lio_listio(int mode, struct aiocb *restrict const *restrict cbs, int cnt, struct sigevent *restrict sev)
-{
- int i, ret;
- struct lio_state *st=0;
+int lio_listio(int mode,
+ struct aiocb* restrict const* restrict cbs,
+ int cnt,
+ struct sigevent* restrict sev) {
+ int i, ret;
+ struct lio_state* st = 0;
- if (cnt < 0) {
- errno = EINVAL;
- return -1;
- }
+ if (cnt < 0) {
+ errno = EINVAL;
+ return -1;
+ }
- if (mode == LIO_WAIT || (sev && sev->sigev_notify != SIGEV_NONE)) {
- if (!(st = malloc(sizeof *st + cnt*sizeof *cbs))) {
- errno = EAGAIN;
- return -1;
- }
- st->cnt = cnt;
- st->sev = sev;
- memcpy(st->cbs, (void*) cbs, cnt*sizeof *cbs);
- }
+ if (mode == LIO_WAIT || (sev && sev->sigev_notify != SIGEV_NONE)) {
+ if (!(st = malloc(sizeof *st + cnt * sizeof *cbs))) {
+ errno = EAGAIN;
+ return -1;
+ }
+ st->cnt = cnt;
+ st->sev = sev;
+ memcpy(st->cbs, (void*)cbs, cnt * sizeof *cbs);
+ }
- for (i=0; i<cnt; i++) {
- if (!cbs[i]) continue;
- switch (cbs[i]->aio_lio_opcode) {
- case LIO_READ:
- ret = aio_read(cbs[i]);
- break;
- case LIO_WRITE:
- ret = aio_write(cbs[i]);
- break;
- default:
- continue;
- }
- if (ret) {
- free(st);
- errno = EAGAIN;
- return -1;
- }
- }
+ for (i = 0; i < cnt; i++) {
+ if (!cbs[i])
+ continue;
+ switch (cbs[i]->aio_lio_opcode) {
+ case LIO_READ:
+ ret = aio_read(cbs[i]);
+ break;
+ case LIO_WRITE:
+ ret = aio_write(cbs[i]);
+ break;
+ default:
+ continue;
+ }
+ if (ret) {
+ free(st);
+ errno = EAGAIN;
+ return -1;
+ }
+ }
- if (mode == LIO_WAIT) {
- ret = lio_wait(st);
- free(st);
- return ret;
- }
+ if (mode == LIO_WAIT) {
+ ret = lio_wait(st);
+ free(st);
+ return ret;
+ }
- if (st) {
- pthread_attr_t a;
- sigset_t set;
- pthread_t td;
+ if (st) {
+ pthread_attr_t a;
+ sigset_t set;
+ pthread_t td;
- if (sev->sigev_notify == SIGEV_THREAD) {
- if (sev->sigev_notify_attributes)
- a = *sev->sigev_notify_attributes;
- else
- pthread_attr_init(&a);
- } else {
- pthread_attr_init(&a);
- pthread_attr_setstacksize(&a, PAGE_SIZE);
- pthread_attr_setguardsize(&a, 0);
- }
- pthread_attr_setdetachstate(&a, PTHREAD_CREATE_DETACHED);
- sigfillset(&set);
- pthread_sigmask(SIG_BLOCK, &set, &set);
- if (pthread_create(&td, &a, wait_thread, st)) {
- free(st);
- errno = EAGAIN;
- return -1;
- }
- pthread_sigmask(SIG_SETMASK, &set, 0);
- }
+ if (sev->sigev_notify == SIGEV_THREAD) {
+ if (sev->sigev_notify_attributes)
+ a = *sev->sigev_notify_attributes;
+ else
+ pthread_attr_init(&a);
+ } else {
+ pthread_attr_init(&a);
+ pthread_attr_setstacksize(&a, PAGE_SIZE);
+ pthread_attr_setguardsize(&a, 0);
+ }
+ pthread_attr_setdetachstate(&a, PTHREAD_CREATE_DETACHED);
+ sigfillset(&set);
+ pthread_sigmask(SIG_BLOCK, &set, &set);
+ if (pthread_create(&td, &a, wait_thread, st)) {
+ free(st);
+ errno = EAGAIN;
+ return -1;
+ }
+ pthread_sigmask(SIG_SETMASK, &set, 0);
+ }
- return 0;
+ return 0;
}
LFS64(lio_listio);

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