85 lines
1.8 KiB
C
85 lines
1.8 KiB
C
#include <unistd.h>
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#include <stdio.h>
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#include <sys/mman.h>
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#include <string.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <fcntl.h>
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#include <errno.h>
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#include <sys/wait.h>
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#include <sys/ipc.h>
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#include <sys/shm.h>
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#include <xpmem.h>
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#define TEST_NAME "CT_006"
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#define CHKANDJUMP(cond, ...) \
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do { \
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if (cond) { \
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fprintf(stderr, " [NG] "); \
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fprintf(stderr, __VA_ARGS__); \
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fprintf(stderr, " failed\n"); \
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goto fn_fail; \
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} \
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} while(0);
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#define OKNG(cond, ...) \
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do { \
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if (cond) { \
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CHKANDJUMP(cond, __VA_ARGS__); \
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} else { \
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fprintf(stdout, " [OK] "); \
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fprintf(stdout, __VA_ARGS__); \
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fprintf(stdout, "\n"); \
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} \
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} while(0);
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#define SZ_MEM 4 * (1ULL << 10)
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#define TEST_VAL 0x1129
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int main(int argc, char** argv) {
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void *mem, *attach;
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int rc = 0;
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int status;
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pid_t pid;
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xpmem_segid_t segid;
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xpmem_apid_t apid;
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struct xpmem_addr addr;
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printf("*** %s start *******************************\n", TEST_NAME);
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mem = mmap(0, SZ_MEM, PROT_READ|PROT_WRITE, MAP_ANONYMOUS|MAP_PRIVATE, -1, 0);
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CHKANDJUMP(mem == NULL, "mmap");
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memset(mem, 0, SZ_MEM);
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rc = xpmem_init();
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CHKANDJUMP(rc != 0, "xpmem_init");
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segid = xpmem_make(mem, SZ_MEM, XPMEM_PERMIT_MODE, (void*)0666);
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OKNG(segid == -1, "xpmem_make");
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fflush(0);
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pid = fork();
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CHKANDJUMP(pid == -1, "fork failed\n");
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if (pid == 0) {
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/* Child process */
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sleep(1); /* wait for parent process exit */
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apid = xpmem_get(segid, XPMEM_RDWR, XPMEM_PERMIT_MODE, NULL);
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OKNG(apid != -1, "xpmem_get in child failed (parent process exited already");
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fflush(0);
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} else {
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/* Parent process */
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_exit(0);
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}
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printf("*** %s PASSED\n\n", TEST_NAME);
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return 0;
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fn_fail:
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printf("*** %s FAILED\n\n", TEST_NAME);
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return -1;
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}
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