diff options
Diffstat (limited to 'winsup/testsuite/winsup.api')
-rw-r--r-- | winsup/testsuite/winsup.api/devdsp.c | 142 |
1 files changed, 128 insertions, 14 deletions
diff --git a/winsup/testsuite/winsup.api/devdsp.c b/winsup/testsuite/winsup.api/devdsp.c index 02c37b02f..d5ed65365 100644 --- a/winsup/testsuite/winsup.api/devdsp.c +++ b/winsup/testsuite/winsup.api/devdsp.c @@ -29,6 +29,9 @@ details. */ #include <errno.h> #include "test.h" /* use libltp framework */ +/* Controls if a child can open the device after the parent */ +#define CHILD_EXPECT 0 /* 0 or 1 */ + static const char wavfile_okay[] = { #include "devdsp_okay.h" /* a sound sample */ @@ -36,7 +39,7 @@ static const char wavfile_okay[] = /* Globals required by libltp */ const char *TCID = "devdsp"; /* set test case identifier */ -int TST_TOTAL = 35; +int TST_TOTAL = 37; /* Prototypes */ void sinegen (void *wave, int rate, int bits, int len, int stride); @@ -57,6 +60,7 @@ void abortplaytest (void); void playwavtest (void); void syncwithchild (pid_t pid, int expected_exit_status); void cleanup (void); +void dup_test (void); static int expect_child_failure = 0; @@ -83,6 +87,7 @@ main (int argc, char *argv[]) forkrectest (); abortplaytest (); playwavtest (); + dup_test (); tst_exit (); /* NOTREACHED */ return 0; @@ -96,6 +101,7 @@ ioctltest (void) int ioctl_par; int channels; + tst_resm (TINFO, "Running %s", __FUNCTION__); audio1 = open ("/dev/dsp", O_WRONLY); if (audio1 < 0) { @@ -143,6 +149,7 @@ playbacktest (void) int audio1, audio2; int rate, k; + tst_resm (TINFO, "Running %s", __FUNCTION__); audio1 = open ("/dev/dsp", O_WRONLY); if (audio1 < 0) { @@ -155,7 +162,7 @@ playbacktest (void) tst_brkm (TFAIL, cleanup, "Second open /dev/dsp W succeeded, but is expected to fail"); } - if (errno != EBUSY) + else if (errno != EBUSY) { tst_brkm (TFAIL, cleanup, "Expected EBUSY here, exit: %s", strerror (errno)); @@ -179,7 +186,9 @@ recordingtest (void) { int audio1, audio2; int rate, k; + /* test read / record */ + tst_resm (TINFO, "Running %s", __FUNCTION__); audio1 = open ("/dev/dsp", O_RDONLY); if (audio1 < 0) { @@ -192,7 +201,7 @@ recordingtest (void) tst_brkm (TFAIL, cleanup, "Second open /dev/dsp R succeeded, but is expected to fail"); } - if (errno != EBUSY) + else if (errno != EBUSY) { tst_brkm (TFAIL, cleanup, "Expected EBUSY here, exit: %s", strerror (errno)); @@ -216,6 +225,7 @@ monitortest (void) { int fd; + tst_resm (TINFO, "Running %s", __FUNCTION__); fd = open ("/dev/dsp", O_RDWR); if (fd < 0) { @@ -235,6 +245,7 @@ forkrectest (void) int pid; int fd; + tst_resm (TINFO, "Running %s", __FUNCTION__); fd = open ("/dev/dsp", O_RDONLY); if (fd < 0) { @@ -274,15 +285,16 @@ forkrectest (void) if (pid) { tst_resm (TINFO, "forked, child PID=%d", pid); - syncwithchild (pid, TFAIL); /* expecting error exit */ + syncwithchild (pid, CHILD_EXPECT?TFAIL:0); /* expecting error exit */ tst_resm (TINFO, "parent records again .."); rectest (fd, 22050, 1, 16); tst_resm (TINFO, "parent done"); } else { /* child */ - expect_child_failure = 1; - tst_resm (TINFO, "child trying to record (should fail).."); + expect_child_failure = CHILD_EXPECT; + tst_resm (TINFO, "child trying to record %s", + CHILD_EXPECT?"(should fail)..":""); rectest (fd, 44100, 1, 16); /* NOTREACHED */ tst_resm (TINFO, "child done"); @@ -293,7 +305,7 @@ forkrectest (void) { tst_brkm (TFAIL, cleanup, "Close audio: %s", strerror (errno)); } - tst_resm (TPASS, "child cannot record if parent is already recording"); + tst_resm (TPASS, "child tries to record while parent is already recording"); } void @@ -302,6 +314,7 @@ forkplaytest (void) int pid; int fd; + tst_resm (TINFO, "Running %s", __FUNCTION__); fd = open ("/dev/dsp", O_WRONLY); if (fd < 0) { @@ -341,15 +354,16 @@ forkplaytest (void) if (pid) { tst_resm (TINFO, "forked, child PID=%d", pid); - syncwithchild (pid, TFAIL); /* expected failure */ + syncwithchild (pid, CHILD_EXPECT?TFAIL:0); /* expected failure */ tst_resm (TINFO, "parent plays again.."); playtest (fd, 22050, 0, 8); tst_resm (TINFO, "parent done"); } else { /* child */ - expect_child_failure = 1; - tst_resm (TINFO, "child trying to play (should fail).."); + expect_child_failure = CHILD_EXPECT; + tst_resm (TINFO, "child trying to play %s", + CHILD_EXPECT?"(should fail)..":""); playtest (fd, 44100, 1, 16); /* NOTREACHED */ tst_resm (TINFO, "child done"); @@ -360,7 +374,7 @@ forkplaytest (void) { tst_brkm (TFAIL, cleanup, "Close audio: %s", strerror (errno)); } - tst_resm (TPASS, "child cannot play if parent is already playing"); + tst_resm (TPASS, "child tries to play while parent is already playing"); } void @@ -552,7 +566,8 @@ syncwithchild (pid_t pid, int expected_exit_status) } if (WEXITSTATUS (status) != expected_exit_status) { - tst_brkm (TBROK, cleanup, "Child had exit status != 0"); + tst_brkm (TFAIL, cleanup, "Child had exit status %d != %d", + WEXITSTATUS (status), expected_exit_status); } } @@ -582,7 +597,7 @@ sinegenw (int freq, int samprate, short *value, int len, int stride) incr = M_PI * 2.0 * (double) freq / (double) samprate; while (len-- > 0) { - *value = (short) floor (0.5 + 32766.5 * sin (phase)); + *value = (short) floor (0.5 + 6553 * sin (phase)); value += stride; phase += incr; } @@ -597,7 +612,7 @@ sinegenb (int freq, int samprate, unsigned char *value, int len, int stride) incr = M_PI * 2.0 * (double) freq / (double) samprate; while (len-- > 0) { - *value = (unsigned char) floor (128.5 + 126.5 * sin (phase)); + *value = (unsigned char) floor (128.5 + 26 * sin (phase)); value += stride; phase += incr; } @@ -611,6 +626,7 @@ abortplaytest (void) int n; int ioctl_par = 0; + tst_resm (TINFO, "Running %s", __FUNCTION__); audio = open ("/dev/dsp", O_WRONLY); if (audio < 0) { @@ -642,6 +658,8 @@ playwavtest (void) int audio; int size = sizeof (wavfile_okay); int n; + + tst_resm (TINFO, "Running %s", __FUNCTION__); audio = open ("/dev/dsp", O_WRONLY); if (audio < 0) { @@ -663,6 +681,102 @@ playwavtest (void) tst_resm (TPASS, "Set parameters from wave file header"); } +void dup_test (void) +{ + int audio, fd, n; + int bits1, bits2; + int size = sizeof (wavfile_okay); + int header = 44; + const char *okay = wavfile_okay + header; + + tst_resm (TINFO, "Running %s", __FUNCTION__); + audio = open ("/dev/dsp", O_WRONLY); + if (audio < 0) + { + tst_brkm (TFAIL, cleanup, "Error open /dev/dsp W: %s", + strerror (errno)); + } + /* write header once to set parameters correctly */ + n = write (audio, wavfile_okay, header); + if (n != header) + { + tst_brkm (TFAIL, cleanup, "Wrote %d, expected %d; exit", n, header); + } + size = size - header; + /* dup / close */ + for (fd = audio+1; fd <= audio+5; fd++) + if (dup2 (fd-1, fd) != -1) + { + if (fd-2 >= audio) + if (close (fd-2) < 0) + { + tst_brkm (TFAIL, cleanup, "Close audio: %s", strerror (errno)); + } + if ((n = write (fd, okay, size)) < 0) + { + tst_brkm (TFAIL, cleanup, "write: %s", strerror (errno)); + } + if (n != size) + { + tst_brkm (TFAIL, cleanup, "Wrote %d, expected %d; exit", n, size); + } + } + else + tst_brkm (TFAIL, cleanup, "dup: %s", strerror (errno)); + + for (fd = audio+4; fd <= audio+5; fd++) + if (close (fd) < 0) + { + tst_brkm (TFAIL, cleanup, "Close audio: %s", strerror (errno)); + } + tst_resm (TPASS, "Write to duped fd"); + + audio = open ("/dev/dsp", O_WRONLY); + if (audio < 0) + { + tst_brkm (TFAIL, cleanup, "Error open /dev/dsp W: %s", + strerror (errno)); + } + fd = audio + 1; + if (dup2 (audio, fd) == -1) + { + tst_brkm (TFAIL, cleanup, "dup: %s", strerror (errno)); + } + bits1 = AFMT_U8; + if (ioctl (audio, SNDCTL_DSP_SAMPLESIZE, &bits1) < 0) + { + tst_brkm (TFAIL, cleanup, "ioctl: %s", strerror (errno)); + } + bits1 = AFMT_S16_LE; + if (ioctl (fd, SNDCTL_DSP_SAMPLESIZE, &bits1) < 0) + { + tst_brkm (TFAIL, cleanup, "ioctl: %s", strerror (errno)); + } + bits1 = AFMT_QUERY; + if (ioctl (audio, SNDCTL_DSP_SAMPLESIZE, &bits1) < 0) + { + tst_brkm (TFAIL, cleanup, "ioctl: %s", strerror (errno)); + } + bits2 = AFMT_QUERY; + if (ioctl (fd, SNDCTL_DSP_SAMPLESIZE, &bits2) < 0) + { + tst_brkm (TFAIL, cleanup, "ioctl: %s", strerror (errno)); + } + if (bits1 != AFMT_S16_LE || bits2 != AFMT_S16_LE) + { + tst_brkm (TFAIL, cleanup, "Inconsistent state of duped fd: %d %d %d", + AFMT_S16_LE,bits1,bits2); + } + if (close (audio) < 0) + { + tst_brkm (TFAIL, cleanup, "Close audio: %s", strerror (errno)); + } + if (close (fd) < 0) + { + tst_brkm (TFAIL, cleanup, "Close audio: %s", strerror (errno)); + } + tst_resm (TPASS, "Parameter change to duped fd"); +} void cleanup (void) { |