7e342751a2
This includes the following fix: send_syscall, do_syscall: remove argument pid Fujitsu: POSTK_TEMP_FIX_26 Refs: #1165 Change-Id: I702362c07a28f507a5e43dd751949aefa24bc8c0
98 lines
1.6 KiB
C
98 lines
1.6 KiB
C
#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include <sys/types.h>
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#include <sys/wait.h>
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#include <errno.h>
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#include <fcntl.h>
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int
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main(int argc, char **argv)
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{
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pid_t pid;
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char buf[1024];
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int fd;
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int rc;
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int st;
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int i;
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fd = open("/dev/zero", O_RDONLY);
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if (fd < 0) {
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perror("open");
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goto err;
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}
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if ((rc = read(fd, buf, 1024)) != 1024) {
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if (rc < 0) {
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perror("read");
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}
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else if (rc == 0) {
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fprintf(stderr, "EOF\n");
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}
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else {
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fprintf(stderr, "read too short %d\n", rc);
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}
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goto err;
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}
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close(fd);
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for (i = 0; i < 1024; i++)
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buf[i] = 0x55;
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pid = fork();
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if (!pid) {
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for (i = 0; i < 1024; i++)
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if (buf[i] != 0x55) {
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exit(2);
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}
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fd = open("/dev/zero", O_RDONLY);
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if (fd < 0) {
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perror("open");
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exit(1);
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}
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if ((rc = read(fd, buf, 1024)) != 1024) {
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exit(1);
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}
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close(fd);
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for (i = 0; i < 1024; i++)
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if (buf[i] != 0) {
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exit(3);
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}
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exit(0);
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}
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while (waitpid(pid, &st, 0) == -1 && errno == EINTR);
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if (!WIFEXITED(st)) {
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fprintf(stderr, "child failed %08x\n", st);
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goto err;
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}
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else if (WEXITSTATUS(st) != 0) {
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if (WEXITSTATUS(st) == 1) {
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fprintf(stderr, "child I/O error\n");
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}
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else if (WEXITSTATUS(st) == 2) {
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fprintf(stderr, "child memory error\n");
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}
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else if (WEXITSTATUS(st) == 3) {
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fprintf(stderr, "child read error\n");
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}
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else {
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fprintf(stderr, "child error %08x\n", st);
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}
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goto err;
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}
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for (i = 0; i < 1024; i++)
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if (buf[i] != 0x55) {
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fprintf(stderr, "BAD value 0x%02x != 0x55\n", buf[i]);
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goto err;
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}
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fprintf(stderr, "*** C1165T01 OK\n");
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exit(0);
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err:
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fprintf(stderr, "*** C1165T01 NG\n");
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exit(1);
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}
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