Németh Márton wrote:
> I also attached a simple test environment to test this change.
The test always printed PASSED in case of tc_01, corrected. The
corrected test cases also PASS.
Regards,
Márton Németh
/* Written by Márton Németh <[email protected]> */
/* v0.2 13 Dec 2008 Corrected test result printout */
/* v0.1 12 Dec 2008 Initial version */
/* Released under GPL */
#include <stdio.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <unistd.h>
#include <sys/ioctl.h>
#include <errno.h>
#include <string.h>
#include <linux/videodev2.h>
#include <linux/errno.h>
#define U32_MAX 0xFFFFFFFF
#define MAX_EM28XX_TVNORMS 10
#define TC_PASSED 1
#define TC_FAILED 2
void print_tc_result(int tc_result) {
switch (tc_result) {
case TC_PASSED:
printf("PASSED\n");
break;
case TC_FAILED:
printf("FAILED\n");
break;
default:
printf("Internal error: tc_result=%i\n", tc_result);
}
printf("\n");
}
void tc01(int f) {
int ret;
struct v4l2_standard std;
__u32 i;
int tc_result = TC_PASSED;
printf("Test Case 1: VIDIOC_ENUMSTD\n");
i = 0;
do {
memset(&std, 0xff, sizeof(std));
std.index = i;
ret = ioctl(f, VIDIOC_ENUMSTD, &std);
printf("VIDIOC_ENUMSTD, ret=%i\n", ret);
if (ret == 0) {
printf("\tstd = {.index=%u, .name=\"%s\" }\n", std.index, std.name);
//std.id
//std.frameperiod
//std.framelines
//std.reserved[0]
//std.reserved[1]
//std.reserved[2]
//std.reserved[3]
} else {
printf("\terrno=%i\n", errno);
}
if ( ! ((ret == 0) || (ret == -1 && errno == EINVAL)) ) {
tc_result = TC_FAILED;
}
i++;
} while (ret == 0);
print_tc_result(tc_result);
}
void tc02(int f) {
int ret;
int tc_result = TC_PASSED;
struct v4l2_standard std;
printf("Test Case 2: VIDIOC_ENUMSTD, index=MAX_EM28XX_TVNORMS\n");
memset(&std, 0xff, sizeof(std));
std.index = MAX_EM28XX_TVNORMS;
ret = ioctl(f, VIDIOC_ENUMSTD, &std);
printf("VIDIOC_ENUMSTD, ret=%i\n", ret);
if (ret != 0) {
printf("\terrno=%i\n", errno);
}
if (ret != -1 || errno != EINVAL) {
tc_result = TC_FAILED;
}
print_tc_result(tc_result);
}
void tc03(int f) {
int ret;
int tc_result = TC_PASSED;
struct v4l2_standard std;
printf("Test Case 3: VIDIOC_ENUMSTD, index=U32_MAX\n");
memset(&std, 0xff, sizeof(std));
std.index = U32_MAX;
ret = ioctl(f, VIDIOC_ENUMSTD, &std);
printf("VIDIOC_ENUMSTD, ret=%i\n", ret);
if (ret != 0) {
printf("\terrno=%i\n", errno);
}
if (ret != -1 || errno != EINVAL) {
tc_result = TC_FAILED;
}
print_tc_result(tc_result);
}
int main() {
int f;
int ret;
f = open("/dev/video0", O_RDWR);
if (f < 0) {
perror("cannot open /dev/video0");
return 1;
}
tc01(f);
tc02(f);
tc03(f);
ret = close(f);
if (ret < 0) {
perror("cannot open close");
return 1;
}
return 0;
}
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