int main(int argc, char **argv) {
const char *pty_path;
int pty_in_fd, pty_out_fd;
GInputStream *stdin, *instream;
GOutputStream *stdout, *outstream;
GMainLoop *loop;
GError *error = NULL;
if (argc != 2) {
g_printerr("Usage: gnome-hwtest-terminal-splice <pty>\n");
exit(1);
}
pty_path = argv[1];
pty_in_fd = open(pty_path, O_RDONLY);
if (pty_in_fd == -1)
die_errno("Opening PTY for reading");
pty_out_fd = open(pty_path, O_WRONLY);
if (pty_out_fd == -1)
die_errno("Opening PTY for writing");
make_raw (0);
make_raw (pty_in_fd);
stdin = g_unix_input_stream_new(0, FALSE);
stdout = g_unix_output_stream_new(1, FALSE);
instream = g_unix_input_stream_new(pty_in_fd, FALSE);
outstream = g_unix_output_stream_new(pty_out_fd, FALSE);
loop = g_main_loop_new (NULL, FALSE);
g_output_stream_splice_async(stdout, instream,
G_OUTPUT_STREAM_SPLICE_NONE,
G_PRIORITY_DEFAULT, NULL,
on_eof, loop);
check_error("Splicing stdout to PTY", error);
g_output_stream_splice_async(outstream, stdin,
G_OUTPUT_STREAM_SPLICE_NONE,
G_PRIORITY_DEFAULT, NULL,
on_eof, loop);
check_error("Splicing stdin from PTY", error);
g_main_loop_run (loop);
return 0;
}
/*
* See if the given pseudo terminal can successfully perform basic
* communication between master and slave.
*/
static void
test_comm(int masterfd, int slavefd)
{
char c;
make_raw(slavefd);
c = 'A';
if (write(masterfd, &c, sizeof(c)) != sizeof(c)) e(200);
if (read(slavefd, &c, sizeof(c)) != sizeof(c)) e(201);
if (c != 'A') e(202);
c = 'B';
if (write(slavefd, &c, sizeof(c)) != sizeof(c)) e(203);
if (read(masterfd, &c, sizeof(c)) != sizeof(c)) e(204);
if (c != 'B') e(205);
c = 'C';
if (write(masterfd, &c, sizeof(c)) != sizeof(c)) e(206);
if (read(slavefd, &c, sizeof(c)) != sizeof(c)) e(207);
if (c != 'C') e(208);
c = 'D';
if (write(slavefd, &c, sizeof(c)) != sizeof(c)) e(209);
if (read(masterfd, &c, sizeof(c)) != sizeof(c)) e(210);
if (c != 'D') e(211);
}
/*
* See if the given pseudo terminal can successfully perform basic
* communication between master and slave.
*/
static void
test_comm(int masterfd, int slavefd)
{
char c;
make_raw(slavefd);
c = 'A';
if (write(masterfd, &c, sizeof(c)) != sizeof(c)) e(0);
if (read(slavefd, &c, sizeof(c)) != sizeof(c)) e(0);
if (c != 'A') e(0);
c = 'B';
if (write(slavefd, &c, sizeof(c)) != sizeof(c)) e(0);
if (read(masterfd, &c, sizeof(c)) != sizeof(c)) e(0);
if (c != 'B') e(0);
c = 'C';
if (write(masterfd, &c, sizeof(c)) != sizeof(c)) e(0);
if (read(slavefd, &c, sizeof(c)) != sizeof(c)) e(0);
if (c != 'C') e(0);
c = 'D';
if (write(slavefd, &c, sizeof(c)) != sizeof(c)) e(0);
if (read(masterfd, &c, sizeof(c)) != sizeof(c)) e(0);
if (c != 'D') e(0);
}
void emit_pattern_after_noloc (int (make_raw) (void))
{
if (k8)
{
make_raw ();
add_insn_after ();
}
}
void *create_client(const char *user, const char *passwd) {
struct vt100client *client;
pthread_t thread1, thread2;
struct winsize winsz;
int mpty;
pid_t pid;
/*start up sushi too login and run the shell in fresh pty*/
ioctl(STDOUT_FILENO, TIOCGWINSZ, &winsz);
if ((pid = forkpty(&mpty, NULL, NULL, &winsz)) == 0) {
execlp("sushi", "sushi", user, passwd, NULL);
return NULL;
} else if (pid < 0) {
return NULL;
}
if (user) {
free((void*)user);
}
if (passwd) {
memset((void*)passwd, '\0', strlen(passwd));
free((void*)passwd);
}
/*configure client*/
if (!(client = malloc(sizeof(*client)))) {
return NULL;
}
client->orig_tios = malloc(sizeof(*client->orig_tios));
client->ptyfd = mpty;
/*set up sockets*/
set_fdflag(client->ptyfd, O_NONBLOCK, 0);
set_fdflag(STDIN_FILENO, O_NONBLOCK, 0);
make_raw(STDIN_FILENO, client);
/*start up the io bridges jouin to the pty*/
pthread_create(&thread1, NULL, pty_thread, client);
pthread_create(&thread2, NULL, stdin_thread, client);
pthread_join(thread1, NULL);
/*restore terminal settings cleanup*/
if (client->orig_tios) {
tcsetattr(STDIN_FILENO, TCSANOW, client->orig_tios);
free(client->orig_tios);
}
free(client);
return NULL;
}
/*
* Arguments :
* 0 - pointer to byte buffer (in)
* 1 - size of buffer (in)
* 2 - container type, string (in)
*/
static fru_errno_t
frt_initialize(int num, char **args)
{
if (num != 3) {
return (FRU_FAILURE);
}
g_raw = make_raw((uint8_t *)args[0], (size_t)args[1], args[2]);
if (g_raw == NULL) {
return (FRU_FAILURE);
}
g_raw->cont = open_raw_data(g_raw);
if (g_raw->cont == NULL) {
return (FRU_FAILURE);
}
return (FRU_SUCCESS);
}
int main(int argc, char **argv) {
Addresses addrs;
char *cmd = argv[1];
addrs.hook_functions = HOOK_FUNCTIONS;
addrs.nickname = NICKNAME;
addrs.star = STAR;
addrs.offset = ((NICKNAME - HOOK_FUNCTIONS) / 20) + 1;
addrs.diff = 20 - ((NICKNAME - HOOK_FUNCTIONS) % 20);
addrs.base = NICKNAME + addrs.diff;
printf(":my_server 001 bleh :a\n");
printf("%s\n", make_nickname(&addrs, 4, 1));
printf("%s\n", make_nickname(&addrs, 3, 1));
printf("%s\n", make_nickname(&addrs, 2, 1));
printf("%s\n", make_nickname(&addrs, 1, 1));
printf("%s\n", make_nickname(&addrs, 0, 1));
printf("%s\n", make_raw(&addrs, cmd));
return 0;
}
void BurnSampleInitOne(INT32 sample)
{
if (sample >= nTotalSamples) {
return;
}
{
struct sample_format *clr_ptr = &samples[0];
int i = 0;
while (i < nTotalSamples) {
if (clr_ptr->data != NULL && i != sample && (clr_ptr->flags & SAMPLE_NOSTORE)) {
free(clr_ptr->data);
clr_ptr->playing = 0;
clr_ptr->data = NULL;
}
clr_ptr++, i++;
}
}
if ((sample_ptr->flags & SAMPLE_NOSTORE) == 0) {
return;
}
INT32 length;
char path[256];
char setname[128];
void *destination = NULL;
char szTempPath[MAX_PATH];
sprintf(szTempPath, _TtoA(SAMPLE_DIRECTORY));
strcpy(setname, BurnDrvGetTextA(DRV_SAMPLENAME));
sprintf(path, "%s%s.zip", szTempPath, setname);
struct BurnSampleInfo si;
BurnDrvGetSampleInfo(&si, sample);
char *szSampleName = NULL;
BurnDrvGetSampleName(&szSampleName, sample, 0);
sample_ptr = &samples[sample];
// append .wav to filename
szSampleName[strlen(szSampleName)] = '.';
szSampleName[strlen(szSampleName)] = 'w';
szSampleName[strlen(szSampleName)] = 'a';
szSampleName[strlen(szSampleName)] = 'v';
if (sample_ptr->playing || sample_ptr->data != NULL || sample_ptr->flags == SAMPLE_IGNORE) {
return;
}
sprintf (path, "%s%s", szTempPath, setname);
destination = NULL;
length = 0;
ZipLoadOneFile((char*)path, (const char*)szSampleName, &destination, &length);
if (length) {
make_raw((UINT8*)destination, length);
}
if (destination) {
free (destination);
destination = NULL;
}
}
void BurnSampleInit(INT32 bAdd /*add sample to stream?*/)
{
DebugSnd_SamplesInitted = 1;
if (nBurnSoundRate == 0) {
nTotalSamples = 0;
return;
}
INT32 length;
char path[256];
char setname[128];
void *destination = NULL;
char szTempPath[MAX_PATH];
sprintf(szTempPath, _TtoA(SAMPLE_DIRECTORY));
// test to see if file exists
INT32 nEnableSamples = 0;
if (BurnDrvGetTextA(DRV_SAMPLENAME) == NULL) { // called with no samples
nTotalSamples = 0;
return;
}
strcpy(setname, BurnDrvGetTextA(DRV_SAMPLENAME));
sprintf(path, "%s%s.zip", szTempPath, setname);
FILE *test = fopen(path, "rb");
if (test)
{
nEnableSamples = 1;
fclose(test);
}
#ifdef INCLUDE_7Z_SUPPORT
sprintf(path, "%s%s.7z", szTempPath, setname);
test = fopen(path, "rb");
if (test)
{
nEnableSamples = 1;
fclose(test);
}
#endif
bAddToStream = bAdd;
nTotalSamples = 0;
if (!nEnableSamples) return;
struct BurnSampleInfo si;
INT32 nSampleOffset = -1;
do {
BurnDrvGetSampleInfo(&si, ++nSampleOffset);
if (si.nFlags) nTotalSamples++;
} while (si.nFlags);
samples = (sample_format*)malloc(sizeof(sample_format) * nTotalSamples);
memset (samples, 0, sizeof(sample_format) * nTotalSamples);
for (INT32 i = 0; i < nTotalSamples; i++) {
BurnDrvGetSampleInfo(&si, i);
char *szSampleName = NULL;
BurnDrvGetSampleName(&szSampleName, i, 0);
sample_ptr = &samples[i];
// append .wav to filename
szSampleName[strlen(szSampleName)] = '.';
szSampleName[strlen(szSampleName)] = 'w';
szSampleName[strlen(szSampleName)] = 'a';
szSampleName[strlen(szSampleName)] = 'v';
if (si.nFlags == 0) break;
if (si.nFlags & SAMPLE_NOSTORE) {
sample_ptr->flags = si.nFlags;
sample_ptr->data = NULL;
continue;
}
sprintf (path, "%s%s", szTempPath, setname);
destination = NULL;
length = 0;
ZipLoadOneFile((char*)path, (const char*)szSampleName, &destination, &length);
if (length) {
sample_ptr->flags = si.nFlags;
make_raw((UINT8*)destination, length);
} else {
sample_ptr->flags = SAMPLE_IGNORE;
}
sample_ptr->gain[BURN_SND_SAMPLE_ROUTE_1] = 1.00;
sample_ptr->gain[BURN_SND_SAMPLE_ROUTE_2] = 1.00;
sample_ptr->output_dir[BURN_SND_SAMPLE_ROUTE_1] = BURN_SND_ROUTE_BOTH;
sample_ptr->output_dir[BURN_SND_SAMPLE_ROUTE_2] = BURN_SND_ROUTE_BOTH;
if (destination) {
free (destination);
destination = NULL;
}
BurnSetProgressRange(1.0 / nTotalSamples);
BurnUpdateProgress((double)1.0 / i * nTotalSamples, _T("Loading samples..."), 0);
}
}
void BurnSampleInit(INT32 bAdd /*add sample to stream?*/)
{
DebugSnd_SamplesInitted = 1;
if (nBurnSoundRate == 0) {
nTotalSamples = 0;
return;
}
INT32 length;
char path[256];
char setname[128];
void *destination = NULL;
char szTempPath[MAX_PATH];
#ifdef __LIBRETRO__
#if defined(_XBOX) || defined(_WIN32)
char slash = '\\';
#else
char slash = '/';
#endif
snprintf(szTempPath, sizeof(szTempPath), "%s%cfba2012%csamples%c", g_system_dir, slash, slash, slash);
#else
snprintf(szTempPath, sizeof(szTempPath), _TtoA(SAMPLE_DIRECTORY));
#endif
// test to see if file exists
INT32 nEnableSamples = 0;
if (BurnDrvGetTextA(DRV_SAMPLENAME) == NULL) { // called with no samples
nTotalSamples = 0;
return;
}
strcpy(setname, BurnDrvGetTextA(DRV_SAMPLENAME));
snprintf(path, sizeof(path), "%s%s.zip", szTempPath, setname);
FILE *test = fopen(path, "rb");
if (test)
{
nEnableSamples = 1;
fclose(test);
}
#ifdef INCLUDE_7Z_SUPPORT
snprintf(path, sizeof(path), "%s%s.7z", szTempPath, setname);
test = fopen(path, "rb");
if (test)
{
nEnableSamples = 1;
fclose(test);
}
#endif
if (!nEnableSamples) return;
bAddToStream = bAdd;
nTotalSamples = 0;
struct BurnSampleInfo si;
INT32 nSampleOffset = -1;
do {
BurnDrvGetSampleInfo(&si, ++nSampleOffset);
if (si.nFlags) nTotalSamples++;
} while (si.nFlags);
samples = (sample_format*)malloc(sizeof(sample_format) * nTotalSamples);
memset (samples, 0, sizeof(sample_format) * nTotalSamples);
for (INT32 i = 0; i < nTotalSamples; i++) {
BurnDrvGetSampleInfo(&si, i);
char *szSampleName = NULL;
BurnDrvGetSampleName(&szSampleName, i, 0);
sample_ptr = &samples[i];
if (si.nFlags == 0) break;
sprintf (path, "%s%s", szTempPath, setname);
destination = NULL;
length = 0;
ZipLoadOneFile((char*)path, (const char*)szSampleName, &destination, &length);
if (length) {
make_raw((UINT8*)destination, length);
sample_ptr->flags = si.nFlags;
} else {
sample_ptr->flags = SAMPLE_IGNORE;
}
sample_ptr->gain[BURN_SND_SAMPLE_ROUTE_1] = 1.00;
sample_ptr->gain[BURN_SND_SAMPLE_ROUTE_2] = 1.00;
sample_ptr->output_dir[BURN_SND_SAMPLE_ROUTE_1] = BURN_SND_ROUTE_BOTH;
sample_ptr->output_dir[BURN_SND_SAMPLE_ROUTE_2] = BURN_SND_ROUTE_BOTH;
if (destination) {
free (destination);
destination = NULL;
}
}
}
void BurnSampleInit(INT32 nGain /*volume percentage!*/, INT32 bAdd /*add sample to stream?*/)
{
DebugSnd_SamplesInitted = 1;
if (nBurnSoundRate == 0) {
nTotalSamples = 0;
return;
}
INT32 length;
char path[256];
char setname[128];
void *destination = NULL;
char szTempPath[MAX_PATH];
sprintf(szTempPath, _TtoA(SAMPLE_DIRECTORY));
// test to see if file exists
INT32 nEnableSamples = 0;
if (BurnDrvGetTextA(DRV_SAMPLENAME) == NULL) { // called with no samples
nTotalSamples = 0;
return;
}
strcpy(setname, BurnDrvGetTextA(DRV_SAMPLENAME));
sprintf(path, "%s%s.zip", szTempPath, setname);
FILE *test = fopen(path, "rb");
if (test)
{
nEnableSamples = 1;
fclose(test);
}
#ifdef INCLUDE_7Z_SUPPORT
sprintf(path, "%s%s.7z", szTempPath, setname);
test = fopen(path, "rb");
if (test)
{
nEnableSamples = 1;
fclose(test);
}
#endif
if (!nEnableSamples) return;
bAddToStream = bAdd;
nSampleSetGain = nGain;
nTotalSamples = 0;
struct BurnSampleInfo si;
INT32 nSampleOffset = -1;
do {
BurnDrvGetSampleInfo(&si, ++nSampleOffset);
if (si.nFlags) nTotalSamples++;
} while (si.nFlags);
samples = (sample_format*)malloc(sizeof(sample_format) * nTotalSamples);
memset (samples, 0, sizeof(sample_format) * nTotalSamples);
for (INT32 i = 0; i < nTotalSamples; i++) {
BurnDrvGetSampleInfo(&si, i);
char *szSampleName = NULL;
BurnDrvGetSampleName(&szSampleName, i, 0);
sample_ptr = &samples[i];
if (si.nFlags == 0) break;
sprintf (path, "%s%s", szTempPath, setname);
destination = NULL;
length = 0;
ZipLoadOneFile((char*)path, (const char*)szSampleName, &destination, &length);
if (length) {
make_raw((UINT8*)destination, length);
sample_ptr->flags = si.nFlags;
} else {
sample_ptr->flags = SAMPLE_IGNORE;
}
if (destination) {
free (destination);
destination = NULL;
}
}
}
/*
* Test basic select functionality on /dev/tty. While this test should not be
* part of this test set, we already have all the infrastructure we need here.
*/
static void
test77f(void)
{
struct sigaction act, oact;
char c, pname[PATH_MAX], tname[PATH_MAX];
struct timeval tv;
fd_set fd_set;
int fd, maxfd, masterfd, slavefd;
subtest = 6;
/* We do not want to get SIGHUP signals in this test. */
memset(&act, 0, sizeof(act));
act.sa_handler = SIG_IGN;
if (sigaction(SIGHUP, &act, &oact) < 0) e(1);
/* Get master and slave device names for a free pseudo terminal. */
get_names(pname, tname);
if ((masterfd = open(pname, O_RDWR | O_NOCTTY)) < 0) e(2);
switch (fork()) {
case 0:
if (setsid() < 0) e(3);
close(masterfd);
if ((slavefd = open(tname, O_RDWR)) < 0) e(4);
if ((fd = open("/dev/tty", O_RDWR)) < 0) e(5);
make_raw(fd);
/* Without slave input, /dev/tty is not ready for reading. */
FD_ZERO(&fd_set);
FD_SET(fd, &fd_set);
tv.tv_sec = 0;
tv.tv_usec = 0;
if (select(fd + 1, &fd_set, NULL, NULL, &tv) != 0) e(6);
if (FD_ISSET(fd, &fd_set)) e(7);
FD_SET(fd, &fd_set);
tv.tv_sec = 0;
tv.tv_usec = 10000;
if (select(fd + 1, &fd_set, NULL, NULL, &tv) != 0) e(8);
if (FD_ISSET(fd, &fd_set)) e(9);
/* It will be ready for writing, though. */
FD_SET(fd, &fd_set);
if (select(fd + 1, NULL, &fd_set, NULL, NULL) != 1) e(10);
if (!FD_ISSET(fd, &fd_set)) e(11);
/* Test mixing file descriptors to the same terminal. */
FD_ZERO(&fd_set);
FD_SET(fd, &fd_set);
FD_SET(slavefd, &fd_set);
tv.tv_sec = 0;
tv.tv_usec = 10000;
maxfd = fd > slavefd ? fd : slavefd;
if (select(maxfd + 1, &fd_set, NULL, NULL, &tv) != 0) e(12);
if (FD_ISSET(fd, &fd_set)) e(13);
if (FD_ISSET(slavefd, &fd_set)) e(14);
/* The delayed echo on the master must wake up our select. */
c = 'A';
if (write(slavefd, &c, sizeof(c)) != sizeof(c)) e(15);
FD_ZERO(&fd_set);
FD_SET(fd, &fd_set);
if (select(fd + 1, &fd_set, NULL, NULL, NULL) != 1) e(16);
if (!FD_ISSET(fd, &fd_set)) e(17);
/* Select must now still flag readiness for reading. */
tv.tv_sec = 0;
tv.tv_usec = 0;
if (select(fd + 1, &fd_set, NULL, NULL, &tv) != 1) e(18);
if (!FD_ISSET(fd, &fd_set)) e(19);
/* That is, until we read the byte. */
if (read(slavefd, &c, sizeof(c)) != sizeof(c)) e(20);
if (c != 'B') e(21);
if (select(fd + 1, &fd_set, NULL, NULL, &tv) != 0) e(22);
if (FD_ISSET(fd, &fd_set)) e(23);
/* Ask the parent to close the master. */
c = 'C';
if (write(slavefd, &c, sizeof(c)) != sizeof(c)) e(24);
FD_SET(fd, &fd_set);
/* The closure must cause an EOF condition on the slave. */
if (select(fd + 1, &fd_set, NULL, NULL, NULL) != 1) e(25);
if (!FD_ISSET(fd, &fd_set)) e(26);
if (select(fd + 1, &fd_set, NULL, NULL, NULL) != 1) e(27);
if (!FD_ISSET(fd, &fd_set)) e(28);
if (read(slavefd, &c, sizeof(c)) != 0) e(29);
exit(errct);
case -1:
e(30);
default:
/* Wait for the child to write something to the slave. */
FD_ZERO(&fd_set);
FD_SET(masterfd, &fd_set);
if (select(masterfd + 1, &fd_set, NULL, NULL, NULL) != 1)
e(31);
if (!FD_ISSET(masterfd, &fd_set)) e(32);
if (read(masterfd, &c, sizeof(c)) != sizeof(c)) e(33);
if (c != 'A') e(34);
/* Write a reply once the child is blocked in its select. */
tv.tv_sec = 1;
tv.tv_usec = 0;
if (select(masterfd + 1, &fd_set, NULL, NULL, &tv) != 0)
e(35);
c = 'B';
if (write(masterfd, &c, sizeof(c)) != sizeof(c)) e(36);
/* Wait for the child to request closing the master. */
if (read(masterfd, &c, sizeof(c)) != sizeof(c)) e(37);
if (c != 'C') e(38);
/* Close the master once the child is blocked in its select. */
sleep(1);
close(masterfd);
break;
}
if (waitchild() < 0) e(39);
if (sigaction(SIGHUP, &oact, NULL) < 0) e(28);
}
/*
* Test communication on half-open pseudo terminals.
*/
static void
test77c(void)
{
struct sigaction act, oact;
char pname[PATH_MAX], tname[PATH_MAX];
int masterfd, slavefd;
char c;
subtest = 3;
/* We do not want to get SIGHUP signals in this test. */
memset(&act, 0, sizeof(act));
act.sa_handler = SIG_IGN;
if (sigaction(SIGHUP, &act, &oact) < 0) e(1);
/* Get master and slave device names for a free pseudo terminal. */
get_names(pname, tname);
if ((masterfd = open(pname, O_RDWR | O_NOCTTY)) < 0) e(2);
/* Writes to the master should be buffered until there is a slave. */
c = 'E';
if (write(masterfd, &c, sizeof(c)) != sizeof(c)) e(3);
if ((slavefd = open(tname, O_RDWR | O_NOCTTY)) < 0) e(4);
make_raw(slavefd);
if (read(slavefd, &c, sizeof(c)) != sizeof(c)) e(5);
if (c != 'E') e(6);
/* Discard the echo on the master. */
if (tcflush(slavefd, TCOFLUSH) != 0) e(7);
test_comm(masterfd, slavefd);
if (close(slavefd) < 0) e(8);
/* Writes to the master after the slave has been closed should fail. */
if (write(masterfd, &c, sizeof(c)) >= 0) e(9);
if (errno != EIO) e(10);
if (close(masterfd) < 0) e(11);
/* Writes to the slave should be buffered until there is a master. */
if ((slavefd = open(tname, O_RDWR | O_NOCTTY)) < 0) e(12);
make_raw(slavefd);
c = 'F';
if (write(slavefd, &c, sizeof(c)) != sizeof(c)) e(13);
if ((masterfd = open(pname, O_RDWR | O_NOCTTY)) < 0) e(14);
if (read(masterfd, &c, sizeof(c)) != sizeof(c)) e(15);
if (c != 'F') e(16);
test_comm(masterfd, slavefd);
if (close(masterfd) < 0) e(17);
if (write(slavefd, &c, sizeof(c)) >= 0) e(18);
if (errno != EIO) e(19);
/* Reads from the slave should return EOF if the master is gone. */
if (read(slavefd, &c, sizeof(c)) != 0) e(20);
if (close(slavefd) < 0) e(21);
if (sigaction(SIGHUP, &oact, NULL) < 0) e(22);
}
/*
* Test communication on half-open pseudo terminals.
*/
static void
test77c(void)
{
struct sigaction act, oact;
char pname[PATH_MAX], tname[PATH_MAX];
int oldstyle, masterfd, slavefd;
char c;
subtest = 3;
/* We do not want to get SIGHUP signals in this test. */
memset(&act, 0, sizeof(act));
act.sa_handler = SIG_IGN;
if (sigaction(SIGHUP, &act, &oact) < 0) e(0);
/* Obtain a pseudo terminal. */
oldstyle = get_pty(&masterfd, pname, tname);
/*
* For old-style pseudo terminals, we have just opened and closed the
* slave end, which alters the behavior we are testing below. Close
* and reopen the master to start fresh.
*/
if (oldstyle) {
if (close(masterfd) < 0) e(0);
if ((masterfd = open(pname, O_RDWR | O_NOCTTY)) < 0) e(0);
}
/* Writes to the master should be buffered until there is a slave. */
c = 'E';
if (write(masterfd, &c, sizeof(c)) != sizeof(c)) e(0);
if ((slavefd = open(tname, O_RDWR | O_NOCTTY)) < 0) e(0);
make_raw(slavefd);
if (read(slavefd, &c, sizeof(c)) != sizeof(c)) e(0);
if (c != 'E') e(0);
/* Discard the echo on the master. */
if (tcflush(slavefd, TCOFLUSH) != 0) e(0);
test_comm(masterfd, slavefd);
if (close(slavefd) < 0) e(0);
/* Writes to the master after the slave has been closed should fail. */
if (write(masterfd, &c, sizeof(c)) >= 0) e(0);
if (errno != EIO) e(0);
if (oldstyle)
if (close(masterfd) < 0) e(0);
/*
* Writes to the slave should be buffered until there is a master.
* This applies to old-style PTYs only.
*/
if ((slavefd = open(tname, O_RDWR | O_NOCTTY)) < 0) e(0);
if (oldstyle) {
make_raw(slavefd);
c = 'F';
if (write(slavefd, &c, sizeof(c)) != sizeof(c)) e(0);
if ((masterfd = open(pname, O_RDWR | O_NOCTTY)) < 0) e(0);
if (read(masterfd, &c, sizeof(c)) != sizeof(c)) e(0);
if (c != 'F') e(0);
}
test_comm(masterfd, slavefd);
if (close(masterfd) < 0) e(0);
if (write(slavefd, &c, sizeof(c)) >= 0) e(0);
if (errno != EIO) e(0);
/* Reads from the slave should return EOF if the master is gone. */
if (read(slavefd, &c, sizeof(c)) != 0) e(0);
if (close(slavefd) < 0) e(0);
if (sigaction(SIGHUP, &oact, NULL) < 0) e(0);
}