static void
test_flock64_ofd(void)
{
#if defined F_OFD_GETLK && defined F_OFD_SETLK && defined F_OFD_SETLKW
TEST_FLOCK64_EINVAL(F_OFD_SETLK);
TEST_FLOCK64_EINVAL(F_OFD_SETLKW);
TAIL_ALLOC_OBJECT_CONST_PTR(struct_kernel_flock64, fl);
memset(fl, 0, sizeof(*fl));
fl->l_type = F_RDLCK;
fl->l_len = FILE_LEN;
long rc = invoke_test_syscall(0, F_OFD_SETLK, fl);
printf("%s(0, F_OFD_SETLK, {l_type=F_RDLCK, l_whence=SEEK_SET"
", l_start=0, l_len=%d}) = %s\n",
TEST_SYSCALL_STR, FILE_LEN, errstr);
if (rc)
return;
invoke_test_syscall(0, F_OFD_GETLK, fl);
printf("%s(0, F_OFD_GETLK, {l_type=F_UNLCK, l_whence=SEEK_SET"
", l_start=0, l_len=%d, l_pid=0}) = 0\n",
TEST_SYSCALL_STR, FILE_LEN);
invoke_test_syscall(0, F_OFD_SETLKW, fl);
printf("%s(0, F_OFD_SETLKW, {l_type=F_UNLCK, l_whence=SEEK_SET"
", l_start=0, l_len=%d}) = 0\n",
TEST_SYSCALL_STR, FILE_LEN);
#endif /* F_OFD_GETLK && F_OFD_SETLK && F_OFD_SETLKW */
}
/*
* This function is not declared static to avoid potential
* "defined but not used" warning when included by fcntl.c
*/
void
test_flock64_einval(const int cmd, const char *name)
{
TAIL_ALLOC_OBJECT_CONST_PTR(struct_kernel_flock64, fl);
memset(fl, 0, sizeof(*fl));
fl->l_type = F_RDLCK;
fl->l_start = (TYPEOF_FLOCK_OFF_T) 0xdefaced1facefeedULL;
fl->l_len = (TYPEOF_FLOCK_OFF_T) 0xdefaced2cafef00dULL;
invoke_test_syscall(0, cmd, fl);
printf("%s(0, %s, {l_type=F_RDLCK, l_whence=SEEK_SET"
", l_start=%jd, l_len=%jd}) = %s\n", TEST_SYSCALL_STR, name,
(intmax_t) fl->l_start, (intmax_t) fl->l_len, errstr);
void *const bad_addr = (void *) fl + 1;
invoke_test_syscall(0, cmd, bad_addr);
printf("%s(0, %s, %p) = %s\n",
TEST_SYSCALL_STR, name, bad_addr, errstr);
}
static long
test_f_owner_ex_type_pid(const int cmd, const char *const cmd_name,
const int type, const char *const type_name,
pid_t pid)
{
TAIL_ALLOC_OBJECT_CONST_PTR(struct_kernel_f_owner_ex, fo);
fo->type = type;
fo->pid = pid;
long rc = invoke_test_syscall(0, cmd, fo);
printf("%s(0, %s, {type=%s, pid=%d}) = %s\n",
TEST_SYSCALL_STR, cmd_name, type_name, fo->pid, errstr);
void *bad_addr = (void *) fo + 1;
invoke_test_syscall(0, cmd, bad_addr);
printf("%s(0, %s, %p) = %s\n",
TEST_SYSCALL_STR, cmd_name, bad_addr, errstr);
return rc;
}
int
main(void)
{
static const kernel_ulong_t unknown_perf_cmd =
(kernel_ulong_t) 0xbadc0dedfeed24edULL;
static const kernel_ulong_t magic =
(kernel_ulong_t) 0xdeadbeefbadc0dedULL;
static const uint64_t magic64 = 0xfacefeeddeadc0deULL;
static const char str[] = STR16 STR16 STR16 STR16;
static struct {
unsigned int cmd;
const char *str;
} flag_iocs[] = {
{ ARG_STR(PERF_EVENT_IOC_ENABLE) },
{ ARG_STR(PERF_EVENT_IOC_DISABLE) },
{ ARG_STR(PERF_EVENT_IOC_RESET) },
};
TAIL_ALLOC_OBJECT_CONST_PTR(uint64_t, u64_ptr);
uint64_t *const u64_efault = u64_ptr + 1;
uint32_t *const u32_arr = tail_alloc(sizeof(uint32_t) * 4);
uint32_t *const u32_efault = u32_arr + 4;
char *const str_ptr = tail_memdup(str, sizeof(str));
char *const str_efault = str_ptr + sizeof(str);
TAIL_ALLOC_OBJECT_CONST_PTR(struct perf_event_attr, pea_ptr);
*u64_ptr = magic64;
fill_memory_ex(pea_ptr, sizeof(*pea_ptr), 0xaa, 0x55);
/* Unknown perf commands */
sys_ioctl(-1, unknown_perf_cmd, magic);
printf("ioctl(-1, _IOC(_IOC_READ|_IOC_WRITE%s, 0x24, %#x, %#x), "
"%#lx) = -1 EBADF (%m)\n",
_IOC_DIR((unsigned int) unknown_perf_cmd) & _IOC_NONE ?
"|_IOC_NONE" : "",
_IOC_NR((unsigned int) unknown_perf_cmd),
_IOC_SIZE((unsigned int) unknown_perf_cmd),
(unsigned long) magic);
sys_ioctl(-1, PERF_EVENT_IOC_MODIFY_ATTRIBUTES + 1, magic);
printf("ioctl(-1, _IOC(_IOC_WRITE, 0x24, %#x, %#x), %#lx)"
" = -1 EBADF (%m)\n",
(unsigned int) _IOC_NR(PERF_EVENT_IOC_MODIFY_ATTRIBUTES + 1),
(unsigned int) _IOC_SIZE(PERF_EVENT_IOC_MODIFY_ATTRIBUTES + 1),
(unsigned long) magic);
/* PERF_EVENT_IOC_{ENABLE,DISABLE,RESET} */
for (unsigned i = 0; i < ARRAY_SIZE(flag_iocs); i++) {
ioctl(-1, flag_iocs[i].cmd, 0);
printf("ioctl(-1, %s, 0) = -1 EBADF (%m)\n", flag_iocs[i].str);
ioctl(-1, flag_iocs[i].cmd, 1);
printf("ioctl(-1, %s, PERF_IOC_FLAG_GROUP) = -1 EBADF (%m)\n",
flag_iocs[i].str);
ioctl(-1, flag_iocs[i].cmd, 2);
printf("ioctl(-1, %s, 0x2 /* PERF_IOC_FLAG_??? */) "
"= -1 EBADF (%m)\n",
flag_iocs[i].str);
sys_ioctl(-1, flag_iocs[i].cmd, magic);
printf("ioctl(-1, %s, PERF_IOC_FLAG_GROUP|%#x) "
"= -1 EBADF (%m)\n",
flag_iocs[i].str, (unsigned int) magic & ~1U);
}
/* PERF_EVENT_IOC_REFRESH */
sys_ioctl(-1, PERF_EVENT_IOC_REFRESH, magic);
printf("ioctl(-1, PERF_EVENT_IOC_REFRESH, %d) = -1 EBADF (%m)\n",
(int) magic);
/* PERF_EVENT_IOC_PERIOD */
ioctl(-1, PERF_EVENT_IOC_PERIOD, NULL);
printf("ioctl(-1, PERF_EVENT_IOC_PERIOD, NULL) = -1 EBADF (%m)\n");
ioctl(-1, PERF_EVENT_IOC_PERIOD, u64_efault);
printf("ioctl(-1, PERF_EVENT_IOC_PERIOD, %p) = -1 EBADF (%m)\n",
u64_efault);
ioctl(-1, PERF_EVENT_IOC_PERIOD, u64_ptr);
printf("ioctl(-1, PERF_EVENT_IOC_PERIOD, [%" PRIu64 "])"
" = -1 EBADF (%m)\n",
magic64);
/* PERF_EVENT_IOC_SET_OUTPUT */
sys_ioctl(-1, PERF_EVENT_IOC_SET_OUTPUT, magic);
printf("ioctl(-1, PERF_EVENT_IOC_SET_OUTPUT, %d) = -1 EBADF (%m)\n",
(int) magic);
/* PERF_EVENT_IOC_SET_FILTER */
ioctl(-1, PERF_EVENT_IOC_SET_FILTER, NULL);
printf("ioctl(-1, PERF_EVENT_IOC_SET_FILTER, NULL) = -1 EBADF (%m)\n");
ioctl(-1, PERF_EVENT_IOC_SET_FILTER, str_efault);
printf("ioctl(-1, PERF_EVENT_IOC_SET_FILTER, %p) = -1 EBADF (%m)\n",
str_efault);
ioctl(-1, PERF_EVENT_IOC_SET_FILTER, str_ptr);
printf("ioctl(-1, PERF_EVENT_IOC_SET_FILTER, \"%.32s\"...)"
" = -1 EBADF (%m)\n",
str_ptr);
ioctl(-1, PERF_EVENT_IOC_SET_FILTER, str_ptr + 40);
printf("ioctl(-1, PERF_EVENT_IOC_SET_FILTER, \"%.32s\")"
" = -1 EBADF (%m)\n",
str_ptr + 40);
str_ptr[sizeof(str) - 1] = '0';
ioctl(-1, PERF_EVENT_IOC_SET_FILTER, str_ptr + 40);
printf("ioctl(-1, PERF_EVENT_IOC_SET_FILTER, %p)"
" = -1 EBADF (%m)\n",
str_ptr + 40);
/* PERF_EVENT_IOC_ID */
ioctl(-1, PERF_EVENT_IOC_ID, NULL);
printf("ioctl(-1, PERF_EVENT_IOC_ID, NULL) = -1 EBADF (%m)\n");
ioctl(-1, PERF_EVENT_IOC_ID, u64_efault);
printf("ioctl(-1, PERF_EVENT_IOC_ID, %p) = -1 EBADF (%m)\n",
u64_efault);
ioctl(-1, PERF_EVENT_IOC_ID, u64_ptr);
printf("ioctl(-1, PERF_EVENT_IOC_ID, %p) = -1 EBADF (%m)\n",
u64_ptr);
/* PERF_EVENT_IOC_SET_BPF */
sys_ioctl(-1, PERF_EVENT_IOC_SET_BPF, magic);
printf("ioctl(-1, PERF_EVENT_IOC_SET_BPF, %d) = -1 EBADF (%m)\n",
(int) magic);
/* PERF_EVENT_IOC_PAUSE_OUTPUT */
sys_ioctl(-1, PERF_EVENT_IOC_PAUSE_OUTPUT, magic);
printf("ioctl(-1, PERF_EVENT_IOC_PAUSE_OUTPUT, %lu) = -1 EBADF (%m)\n",
(unsigned long) magic);
/* PERF_EVENT_IOC_QUERY_BPF */
ioctl(-1, PERF_EVENT_IOC_QUERY_BPF, NULL);
printf("ioctl(-1, PERF_EVENT_IOC_QUERY_BPF, NULL) = -1 EBADF (%m)\n");
ioctl(-1, PERF_EVENT_IOC_QUERY_BPF, u32_efault);
printf("ioctl(-1, PERF_EVENT_IOC_QUERY_BPF, %p) = -1 EBADF (%m)\n",
u32_efault);
u32_arr[0] = 0xbadc0ded;
ioctl(-1, PERF_EVENT_IOC_QUERY_BPF, u32_arr);
printf("ioctl(-1, PERF_EVENT_IOC_QUERY_BPF, {ids_len=3134983661, ...})"
" = -1 EBADF (%m)\n");
/* PERF_EVENT_IOC_MODIFY_ATTRIBUTES */
ioctl(-1, PERF_EVENT_IOC_MODIFY_ATTRIBUTES, NULL);
printf("ioctl(-1, PERF_EVENT_IOC_MODIFY_ATTRIBUTES, NULL)"
" = -1 EBADF (%m)\n");
ioctl(-1, PERF_EVENT_IOC_MODIFY_ATTRIBUTES, pea_ptr + 1);
printf("ioctl(-1, PERF_EVENT_IOC_MODIFY_ATTRIBUTES, %p)"
" = -1 EBADF (%m)\n",
pea_ptr + 1);
printf("ioctl(-1, PERF_EVENT_IOC_MODIFY_ATTRIBUTES"
", {type=%#x /* PERF_TYPE_??? */"
", size=%#x /* PERF_ATTR_SIZE_??? */"
", config=%#llx, ...}) = -1 EBADF (%m)\n",
(unsigned int) pea_ptr->type,
(unsigned int) pea_ptr->size,
(unsigned long long) pea_ptr->config);
ioctl(-1, PERF_EVENT_IOC_MODIFY_ATTRIBUTES, pea_ptr);
puts("+++ exited with 0 +++");
return 0;
}
int
main(void)
{
tprintf("%s", "");
int fds[2];
if (pipe(fds))
perror_msg_and_fail("pipe");
pid_t pid;
pid = fork();
if (pid < 0)
perror_msg_and_fail("fork");
if (!pid) {
char c;
(void) close(1);
assert(read(0, &c, sizeof(c)) == 1);
return 42;
}
(void) close(0);
if (do_waitid(P_PID, pid, 0, WNOHANG|WEXITED, 0))
perror_msg_and_fail("waitid #1");
tprintf("waitid(P_PID, %d, NULL, WNOHANG|WEXITED, NULL) = 0\n", pid);
TAIL_ALLOC_OBJECT_CONST_PTR(siginfo_t, sinfo);
memset(sinfo, 0, sizeof(*sinfo));
TAIL_ALLOC_OBJECT_CONST_PTR(struct rusage, rusage);
if (do_waitid(P_PID, pid, sinfo, WNOHANG|WEXITED|WSTOPPED, rusage))
perror_msg_and_fail("waitid #2");
tprintf("waitid(P_PID, %d, {}, WNOHANG|WEXITED|WSTOPPED, %s) = 0\n",
pid, sprint_rusage(rusage));
assert(write(1, "", 1) == 1);
(void) close(1);
if (do_waitid(P_PID, pid, sinfo, WEXITED, rusage))
perror_msg_and_fail("waitid #3");
tprintf("waitid(P_PID, %d, %s, WEXITED, %s) = 0\n",
pid, sprint_siginfo(sinfo, "42"), sprint_rusage(rusage));
pid = fork();
if (pid < 0)
perror_msg_and_fail("fork");
if (!pid) {
(void) raise(SIGUSR1);
return 1;
}
if (do_waitid(P_PID, pid, sinfo, WEXITED, rusage))
perror_msg_and_fail("waitid #4");
tprintf("waitid(P_PID, %d, %s, WEXITED, %s) = 0\n",
pid, sprint_siginfo(sinfo, "SIGUSR1"), sprint_rusage(rusage));
if (pipe(fds))
perror_msg_and_fail("pipe");
pid = fork();
if (pid < 0)
perror_msg_and_fail("fork");
if (!pid) {
(void) close(1);
raise(SIGSTOP);
char c;
assert(read(0, &c, sizeof(c)) == 1);
return 0;
}
(void) close(0);
if (do_waitid(P_PID, pid, sinfo, WSTOPPED, rusage))
perror_msg_and_fail("waitid #5");
tprintf("waitid(P_PID, %d, %s, WSTOPPED, %s) = 0\n",
pid, sprint_siginfo(sinfo, "SIGSTOP"), sprint_rusage(rusage));
if (kill(pid, SIGCONT))
perror_msg_and_fail("kill(SIGCONT)");
#if defined WCONTINUED
if (do_waitid(P_PID, pid, sinfo, WCONTINUED, rusage))
perror_msg_and_fail("waitid #6");
tprintf("waitid(P_PID, %d, %s, WCONTINUED, %s) = 0\n",
pid, sprint_siginfo(sinfo, "SIGCONT"), sprint_rusage(rusage));
#endif /* WCONTINUED */
assert(write(1, "", 1) == 1);
(void) close(1);
if (do_waitid(P_PID, pid, sinfo, WEXITED, rusage))
perror_msg_and_fail("waitid #7");
tprintf("waitid(P_PID, %d, %s, WEXITED, %s) = 0\n",
pid, sprint_siginfo(sinfo, "0"), sprint_rusage(rusage));
long rc = do_waitid(P_ALL, -1, sinfo, WEXITED|WSTOPPED, rusage);
tprintf("waitid(P_ALL, -1, %p, WEXITED|WSTOPPED, %p)"
" = %ld %s (%m)\n", sinfo, rusage, rc, errno2name());
tprintf("%s\n", "+++ exited with 0 +++");
return 0;
}
int
main(void)
{
skip_if_unavailable("/proc/self/fd/");
static const struct sockaddr_un addr = {
.sun_family = AF_UNIX,
.sun_path = TEST_SOCKET
};
struct sockaddr * const listen_sa = tail_memdup(&addr, sizeof(addr));
TAIL_ALLOC_OBJECT_CONST_PTR(socklen_t, len);
*len = offsetof(struct sockaddr_un, sun_path) + strlen(TEST_SOCKET) + 1;
if (*len > sizeof(addr))
*len = sizeof(addr);
int listen_fd = socket(AF_UNIX, SOCK_STREAM, 0);
if (listen_fd < 0)
perror_msg_and_skip("socket");
unsigned long listen_inode = inode_of_sockfd(listen_fd);
printf("socket(AF_UNIX, SOCK_STREAM, 0) = %d<socket:[%lu]>\n",
listen_fd, listen_inode);
(void) unlink(TEST_SOCKET);
if (bind(listen_fd, listen_sa, *len))
perror_msg_and_skip("bind");
printf("bind(%d<socket:[%lu]>, {sa_family=AF_UNIX, sun_path=\"%s\"}"
", %u) = 0\n",
listen_fd, listen_inode, TEST_SOCKET, (unsigned) *len);
if (listen(listen_fd, 1))
perror_msg_and_skip("listen");
printf("listen(%d<socket:[%lu]>, 1) = 0\n", listen_fd, listen_inode);
TAIL_ALLOC_OBJECT_CONST_PTR(unsigned int, optval);
*len = sizeof(*optval);
if (getsockopt(listen_fd, SOL_SOCKET, SO_PASSCRED, optval, len))
perror_msg_and_fail("getsockopt");
printf("getsockopt(%d<socket:[%lu]>, SOL_SOCKET, SO_PASSCRED"
", [%u], [%u]) = 0\n",
listen_fd, listen_inode, *optval, (unsigned) *len);
memset(listen_sa, 0, sizeof(addr));
*len = sizeof(addr);
if (getsockname(listen_fd, listen_sa, len))
perror_msg_and_fail("getsockname");
printf("getsockname(%d<socket:[%lu]>, {sa_family=AF_UNIX"
", sun_path=\"%s\"}, [%d->%d]) = 0\n", listen_fd, listen_inode,
TEST_SOCKET, (int) sizeof(addr), (int) *len);
int connect_fd = socket(AF_UNIX, SOCK_STREAM, 0);
if (connect_fd < 0)
perror_msg_and_fail("socket");
unsigned long connect_inode = inode_of_sockfd(connect_fd);
printf("socket(AF_UNIX, SOCK_STREAM, 0) = %d<socket:[%lu]>\n",
connect_fd, connect_inode);
if (connect(connect_fd, listen_sa, *len))
perror_msg_and_fail("connect");
printf("connect(%d<socket:[%lu]>, {sa_family=AF_UNIX"
", sun_path=\"%s\"}, %u) = 0\n",
connect_fd, connect_inode, TEST_SOCKET, (unsigned) *len);
struct sockaddr * const accept_sa = tail_alloc(sizeof(addr));
memset(accept_sa, 0, sizeof(addr));
*len = sizeof(addr);
int accept_fd = accept(listen_fd, accept_sa, len);
if (accept_fd < 0)
perror_msg_and_fail("accept");
unsigned long accept_inode = inode_of_sockfd(accept_fd);
printf("accept(%d<socket:[%lu]>, {sa_family=AF_UNIX}"
", [%d->%d]) = %d<socket:[%lu]>\n",
listen_fd, listen_inode,
(int) sizeof(addr), (int) *len,
accept_fd, accept_inode);
memset(listen_sa, 0, sizeof(addr));
*len = sizeof(addr);
if (getpeername(connect_fd, listen_sa, len))
perror_msg_and_fail("getpeername");
printf("getpeername(%d<socket:[%lu]>, {sa_family=AF_UNIX"
", sun_path=\"%s\"}, [%d->%d]) = 0\n", connect_fd, connect_inode,
TEST_SOCKET, (int) sizeof(addr), (int) *len);
char text[] = "text";
assert(sendto(connect_fd, text, sizeof(text) - 1, MSG_DONTWAIT, NULL, 0)
== sizeof(text) - 1);
printf("sendto(%d<socket:[%lu]>, \"%s\", %u, MSG_DONTWAIT"
", NULL, 0) = %u\n",
connect_fd, connect_inode, text,
(unsigned) sizeof(text) - 1, (unsigned) sizeof(text) - 1);
assert(close(connect_fd) == 0);
printf("close(%d<socket:[%lu]>) = 0\n", connect_fd, connect_inode);
assert(recvfrom(accept_fd, text, sizeof(text) - 1, MSG_DONTWAIT, NULL, NULL)
== sizeof(text) - 1);
printf("recvfrom(%d<socket:[%lu]>, \"%s\", %u, MSG_DONTWAIT"
", NULL, NULL) = %u\n",
accept_fd, accept_inode, text,
(unsigned) sizeof(text) - 1, (unsigned) sizeof(text) - 1);
assert(close(accept_fd) == 0);
printf("close(%d<socket:[%lu]>) = 0\n", accept_fd, accept_inode);
connect_fd = socket(AF_UNIX, SOCK_STREAM, 0);
if (connect_fd < 0)
perror_msg_and_fail("socket");
connect_inode = inode_of_sockfd(connect_fd);
printf("socket(AF_UNIX, SOCK_STREAM, 0) = %d<socket:[%lu]>\n",
connect_fd, connect_inode);
*optval = 1;
*len = sizeof(*optval);
if (setsockopt(connect_fd, SOL_SOCKET, SO_PASSCRED, optval, *len))
perror_msg_and_fail("setsockopt");
printf("setsockopt(%d<socket:[%lu]>, SOL_SOCKET, SO_PASSCRED"
", [%u], %u) = 0\n",
connect_fd, connect_inode, *optval, (unsigned) *len);
memset(listen_sa, 0, sizeof(addr));
*len = sizeof(addr);
if (getsockname(listen_fd, listen_sa, len))
perror_msg_and_fail("getsockname");
printf("getsockname(%d<socket:[%lu]>, {sa_family=AF_UNIX"
", sun_path=\"%s\"}, [%d->%d]) = 0\n",
listen_fd, listen_inode, TEST_SOCKET,
(int) sizeof(addr), (int) *len);
if (connect(connect_fd, listen_sa, *len))
perror_msg_and_fail("connect");
printf("connect(%d<socket:[%lu]>, {sa_family=AF_UNIX"
", sun_path=\"%s\"}, %u) = 0\n",
connect_fd, connect_inode, TEST_SOCKET, (unsigned) *len);
memset(accept_sa, 0, sizeof(addr));
*len = sizeof(addr);
accept_fd = accept(listen_fd, accept_sa, len);
if (accept_fd < 0)
perror_msg_and_fail("accept");
accept_inode = inode_of_sockfd(accept_fd);
const char * const sun_path1 =
((struct sockaddr_un *) accept_sa)->sun_path + 1;
printf("accept(%d<socket:[%lu]>, {sa_family=AF_UNIX"
", sun_path=@\"%s\"}, [%d->%d]) = %d<socket:[%lu]>\n",
listen_fd, listen_inode, sun_path1,
(int) sizeof(addr), (int) *len,
accept_fd, accept_inode);
memset(listen_sa, 0, sizeof(addr));
*len = sizeof(addr);
if (getpeername(connect_fd, listen_sa, len))
perror_msg_and_fail("getpeername");
printf("getpeername(%d<socket:[%lu]>, {sa_family=AF_UNIX"
", sun_path=\"%s\"}, [%d->%d]) = 0\n",
connect_fd, connect_inode, TEST_SOCKET,
(int) sizeof(addr), (int) *len);
memset(accept_sa, 0, sizeof(addr));
*len = sizeof(addr);
if (getsockname(connect_fd, accept_sa, len))
perror_msg_and_fail("getsockname");
printf("getsockname(%d<socket:[%lu]>, {sa_family=AF_UNIX"
", sun_path=@\"%s\"}, [%d->%d]) = 0\n",
connect_fd, connect_inode, sun_path1,
(int) sizeof(addr), (int) *len);
assert(sendto(connect_fd, text, sizeof(text) - 1, MSG_DONTWAIT, NULL, 0)
== sizeof(text) - 1);
printf("sendto(%d<socket:[%lu]>, \"%s\", %u, MSG_DONTWAIT"
", NULL, 0) = %u\n",
connect_fd, connect_inode, text,
(unsigned) sizeof(text) - 1, (unsigned) sizeof(text) - 1);
assert(close(connect_fd) == 0);
printf("close(%d<socket:[%lu]>) = 0\n", connect_fd, connect_inode);
assert(recvfrom(accept_fd, text, sizeof(text) - 1, MSG_DONTWAIT, NULL, NULL)
== sizeof(text) - 1);
printf("recvfrom(%d<socket:[%lu]>, \"%s\", %u, MSG_DONTWAIT"
", NULL, NULL) = %u\n",
accept_fd, accept_inode, text,
(unsigned) sizeof(text) - 1, (unsigned) sizeof(text) - 1);
assert(close(accept_fd) == 0);
printf("close(%d<socket:[%lu]>) = 0\n", accept_fd, accept_inode);
assert(unlink(TEST_SOCKET) == 0);
assert(close(listen_fd) == 0);
printf("close(%d<socket:[%lu]>) = 0\n",
listen_fd, listen_inode);
puts("+++ exited with 0 +++");
return 0;
}
int
main(void)
{
skip_if_unavailable("/proc/self/fd/");
const struct sockaddr_in addr = {
.sin_family = AF_INET,
.sin_addr.s_addr = htonl(INADDR_LOOPBACK)
};
struct sockaddr * const listen_sa = tail_memdup(&addr, sizeof(addr));
TAIL_ALLOC_OBJECT_CONST_PTR(socklen_t, len);
*len = sizeof(addr);
const int listen_fd = socket(AF_INET, SOCK_STREAM, 0);
if (listen_fd < 0)
perror_msg_and_skip("socket");
const unsigned long listen_inode = inode_of_sockfd(listen_fd);
printf("socket(AF_INET, SOCK_STREAM, IPPROTO_IP) = %d<TCP:[%lu]>\n",
listen_fd, listen_inode);
if (bind(listen_fd, listen_sa, *len))
perror_msg_and_skip("bind");
printf("bind(%d<TCP:[%lu]>, {sa_family=AF_INET, sin_port=htons(0)"
", sin_addr=inet_addr(\"127.0.0.1\")}, %u) = 0\n",
listen_fd, listen_inode, (unsigned) *len);
if (listen(listen_fd, 1))
perror_msg_and_skip("listen");
printf("listen(%d<TCP:[%lu]>, 1) = 0\n", listen_fd, listen_inode);
memset(listen_sa, 0, sizeof(addr));
*len = sizeof(addr);
if (getsockname(listen_fd, listen_sa, len))
perror_msg_and_fail("getsockname");
const unsigned int listen_port =
ntohs(((struct sockaddr_in *) listen_sa)->sin_port);
printf("getsockname(%d<TCP:[127.0.0.1:%u]>, {sa_family=AF_INET"
", sin_port=htons(%u), sin_addr=inet_addr(\"127.0.0.1\")}"
", [%u]) = 0\n",
listen_fd, listen_port, listen_port, (unsigned) *len);
TAIL_ALLOC_OBJECT_CONST_PTR(unsigned int, optval);
*len = sizeof(*optval);
if (getsockopt(listen_fd, SOL_TCP, TCP_MAXSEG, optval, len))
perror_msg_and_fail("getsockopt");
printf("getsockopt(%d<TCP:[127.0.0.1:%u]>, SOL_TCP, TCP_MAXSEG"
", [%u], [%u]) = 0\n",
listen_fd, listen_port, *optval, (unsigned) *len);
const int connect_fd = socket(AF_INET, SOCK_STREAM, 0);
if (connect_fd < 0)
perror_msg_and_fail("socket");
const unsigned long connect_inode = inode_of_sockfd(connect_fd);
printf("socket(AF_INET, SOCK_STREAM, IPPROTO_IP) = %d<TCP:[%lu]>\n",
connect_fd, connect_inode);
*len = sizeof(addr);
if (connect(connect_fd, listen_sa, *len))
perror_msg_and_fail("connect");
printf("connect(%d<TCP:[%lu]>, {sa_family=AF_INET, sin_port=htons(%u)"
", sin_addr=inet_addr(\"127.0.0.1\")}, %u) = 0\n",
connect_fd, connect_inode, listen_port, (unsigned) *len);
struct sockaddr * const accept_sa = tail_alloc(sizeof(addr));
memset(accept_sa, 0, sizeof(addr));
*len = sizeof(addr);
const int accept_fd = accept(listen_fd, accept_sa, len);
if (accept_fd < 0)
perror_msg_and_fail("accept");
const unsigned int connect_port =
ntohs(((struct sockaddr_in *) accept_sa)->sin_port);
printf("accept(%d<TCP:[127.0.0.1:%u]>, {sa_family=AF_INET"
", sin_port=htons(%u), sin_addr=inet_addr(\"127.0.0.1\")}"
", [%u]) = %d<TCP:[127.0.0.1:%u->127.0.0.1:%u]>\n",
listen_fd, listen_port, connect_port, (unsigned) *len,
accept_fd, listen_port, connect_port);
memset(accept_sa, 0, sizeof(addr));
*len = sizeof(addr);
if (getpeername(accept_fd, accept_sa, len))
perror_msg_and_fail("getpeername");
printf("getpeername(%d<TCP:[127.0.0.1:%u->127.0.0.1:%u]>"
", {sa_family=AF_INET, sin_port=htons(%u)"
", sin_addr=inet_addr(\"127.0.0.1\")}, [%u]) = 0\n",
accept_fd, listen_port, connect_port, connect_port,
(unsigned) *len);
memset(listen_sa, 0, sizeof(addr));
*len = sizeof(addr);
if (getpeername(connect_fd, listen_sa, len))
perror_msg_and_fail("getpeername");
printf("getpeername(%d<TCP:[127.0.0.1:%u->127.0.0.1:%u]>"
", {sa_family=AF_INET, sin_port=htons(%u)"
", sin_addr=inet_addr(\"127.0.0.1\")}, [%u]) = 0\n",
connect_fd, connect_port, listen_port, listen_port,
(unsigned) *len);
*len = sizeof(*optval);
if (setsockopt(connect_fd, SOL_TCP, TCP_MAXSEG, optval, *len))
perror_msg_and_fail("setsockopt");
printf("setsockopt(%d<TCP:[127.0.0.1:%u->127.0.0.1:%u]>"
", SOL_TCP, TCP_MAXSEG, [%u], %u) = 0\n",
connect_fd, connect_port, listen_port, *optval,
(unsigned) *len);
char text[] = "text";
assert(sendto(connect_fd, text, sizeof(text) - 1,
MSG_DONTROUTE | MSG_DONTWAIT, NULL, 0) == sizeof(text) - 1);
printf("sendto(%d<TCP:[127.0.0.1:%u->127.0.0.1:%u]>, \"%s\", %u"
", MSG_DONTROUTE|MSG_DONTWAIT, NULL, 0) = %u\n",
connect_fd, connect_port, listen_port, text,
(unsigned) sizeof(text) - 1, (unsigned) sizeof(text) - 1);
assert(close(connect_fd) == 0);
printf("close(%d<TCP:[127.0.0.1:%u->127.0.0.1:%u]>) = 0\n",
connect_fd, connect_port, listen_port);
assert(recvfrom(accept_fd, text, sizeof(text) - 1, MSG_WAITALL,
NULL, NULL) == sizeof(text) - 1);
printf("recvfrom(%d<TCP:[127.0.0.1:%u->127.0.0.1:%u]>, \"%s\", %u"
", MSG_WAITALL, NULL, NULL) = %u\n",
accept_fd, listen_port, connect_port, text,
(unsigned) sizeof(text) - 1, (unsigned) sizeof(text) - 1);
assert(close(accept_fd) == 0);
printf("close(%d<TCP:[127.0.0.1:%u->127.0.0.1:%u]>) = 0\n",
accept_fd, listen_port, connect_port);
assert(close(listen_fd) == 0);
printf("close(%d<TCP:[127.0.0.1:%u]>) = 0\n",
listen_fd, listen_port);
puts("+++ exited with 0 +++");
return 0;
}
