memcheck/tests/solaris/sendfilev.c

   1 /* Tests sendfilev with bogus inputs. */
   2
   3 #include <errno.h>
   4 #include <fcntl.h>
   5 #include <stdio.h>
   6 #include <string.h>
   7 #include <strings.h>
   8 #include <unistd.h>
   9 #include <sys/sendfile.h>
  10
  11 #define CHUNK (8 * 1024)
  12 #define TEST_FILE "sendfile.test"
  13
  14 int main(int argc, const char *argv[])
  15 {
  16    int test_fd = open(TEST_FILE, O_WRONLY | O_CREAT, 0666);
  17    if (test_fd < 0) {
  18       int error = errno;
  19       fprintf(stderr, "open failed: %s (%d).\n", strerror(error), error);
  20       return 1;
  21    }
  22
  23    char chunk1[CHUNK];
  24    bzero(&chunk1, sizeof(chunk1));
  25    ssize_t nbytes = write(test_fd, &chunk1, sizeof(chunk1));
  26    if (nbytes != CHUNK) {
  27       int error = errno;
  28       fprintf(stderr, "write failed (nbytes=%zd): %s (%d).\n",
  29               nbytes, strerror(error), error);
  30       return 1;
  31    }
  32
  33    close(test_fd);
  34    printf("Test file created.\n");
  35
  36    test_fd = open(TEST_FILE, O_RDWR, 0666);
  37    if (test_fd < 0) {
  38       int error = errno;
  39       fprintf(stderr, "open failed: %s (%d).\n", strerror(error), error);
  40       return 1;
  41    }
  42
  43    sendfilevec_t vec[2];
  44    vec[0].sfv_fd = SFV_FD_SELF;
  45    vec[0].sfv_off = -1;
  46    vec[0].sfv_len = 1;
  47    vec[0].sfv_flag = 0;
  48    vec[1].sfv_fd = test_fd;
  49    vec[1].sfv_off = 0;
  50    vec[1].sfv_len = CHUNK;
  51    vec[1].sfv_flag = 0;
  52    size_t xferred;
  53
  54    nbytes = sendfilev(test_fd, vec, 2, &xferred);
  55    if (nbytes < 0) {
  56       if (errno == EFAULT) {
  57          printf("Received EFAULT as expected.\n");
  58       } else {
  59          fprintf(stderr, "Expected EFAULT, got %d.\n", errno);
  60       }
  61    } else {
  62       fprintf(stderr, "Error: sendfilev returned a positive value.\n");
  63    }
  64
  65    nbytes = sendfilev(test_fd, vec, -1, &xferred);
  66    if (nbytes < 0) {
  67       if (errno == EINVAL) {
  68          printf("Received EINVAL as expected.\n");
  69       } else {
  70          fprintf(stderr, "Expected EINVAL, got %d.\n", errno);
  71       }
  72    } else {
  73       fprintf(stderr, "Error: sendfilev returned a positive value.\n");
  74    }
  75
  76    vec[0].sfv_off = (off_t) "HEADER";
  77    vec[0].sfv_len = 6;
  78    nbytes = sendfilev(test_fd, vec, 1, &xferred);
  79    if (nbytes < 0) {
  80       int error = errno;
  81       fprintf(stderr, "sendfilev failed: %s (%d).\n", strerror(error), error);
  82    } else {
  83       printf("sendfilev for the first buffer succeeded.\n");
  84    }
  85
  86    unlink(TEST_FILE);
  87    return 0;
  88 }