diff options
| -rw-r--r-- | tests/i440fx-test.c | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/tests/i440fx-test.c b/tests/i440fx-test.c index 3962bca348..b6e0cd3424 100644 --- a/tests/i440fx-test.c +++ b/tests/i440fx-test.c @@ -20,6 +20,11 @@ #include <glib.h> #include <string.h> +#include <stdio.h> +#include <unistd.h> +#include <errno.h> +#include <sys/mman.h> +#include <stdlib.h> #define BROKEN 1 @@ -272,13 +277,68 @@ static void test_i440fx_pam(gconstpointer opaque) qtest_end(); } +#define BLOB_SIZE ((size_t)65536) + +/* Create a blob file, and return its absolute pathname as a dynamically + * allocated string. + * The file is closed before the function returns. + * In case of error, NULL is returned. The function prints the error message. + */ +static char *create_blob_file(void) +{ + int ret, fd; + char *pathname; + GError *error = NULL; + + ret = -1; + fd = g_file_open_tmp("blob_XXXXXX", &pathname, &error); + if (fd == -1) { + fprintf(stderr, "unable to create blob file: %s\n", error->message); + g_error_free(error); + } else { + if (ftruncate(fd, BLOB_SIZE) == -1) { + fprintf(stderr, "ftruncate(\"%s\", %zu): %s\n", pathname, + BLOB_SIZE, strerror(errno)); + } else { + void *buf; + + buf = mmap(NULL, BLOB_SIZE, PROT_WRITE, MAP_SHARED, fd, 0); + if (buf == MAP_FAILED) { + fprintf(stderr, "mmap(\"%s\", %zu): %s\n", pathname, BLOB_SIZE, + strerror(errno)); + } else { + size_t i; + + for (i = 0; i < BLOB_SIZE; ++i) { + ((uint8_t *)buf)[i] = i; + } + munmap(buf, BLOB_SIZE); + ret = 0; + } + } + close(fd); + if (ret == -1) { + unlink(pathname); + g_free(pathname); + } + } + + return ret == -1 ? NULL : pathname; +} + int main(int argc, char **argv) { + char *fw_pathname; TestData data; int ret; g_test_init(&argc, &argv, NULL); + fw_pathname = create_blob_file(); + g_assert(fw_pathname != NULL); + unlink(fw_pathname); + g_free(fw_pathname); + data.num_cpus = 1; g_test_add_data_func("/i440fx/defaults", &data, test_i440fx_defaults); |