test: Add ctests for generation functions.

This commit also enforces error code checking on functions inside of
the generation functions, such as for `libwifi_quick_add_tag`.

1 files changed, 91 insertions, 0 deletions

@@ -0,0 +1,91 @@
+#include "../../src/libwifi.h"
+
+#include <errno.h>
+#include <stdio.h>
+#include <string.h>
+
+#define BCAST_MAC "\xff\xff\xff\xff\xff\xff"
+#define TO_MAC "\x00\x20\x91\xAA\xBB\xCC"
+const unsigned char to[] = TO_MAC;
+const unsigned char bcast[] = BCAST_MAC;
+
+int test_assoc_resp_gen_full() {
+    struct libwifi_assoc_resp assoc_resp = {0};
+
+    int ret = libwifi_create_assoc_resp(&assoc_resp, bcast, to, 11);
+    if (ret != 0) {
+        fprintf(stderr, "Failed to create assoc_resp: %s\n", strerror(ret));
+        return ret;
+    }
+
+    int assoc_resp_len = libwifi_get_assoc_resp_length(&assoc_resp);
+    if (assoc_resp_len <= 0) {
+        fprintf(stderr, "Invalid assoc_resp length: %d\n", assoc_resp_len);
+        return assoc_resp_len;
+    }
+
+    unsigned char *buf = malloc(assoc_resp_len);
+    if (buf == NULL) {
+        fprintf(stderr, "Failed to allocate buffer\n");
+        return -1;
+    }
+
+    int dump_len = libwifi_dump_assoc_resp(&assoc_resp, buf, assoc_resp_len);
+    if (dump_len <= 0) {
+        fprintf(stderr, "Failed to dump assoc_resp\n");
+        return ret;
+    }
+
+    return 0;
+}
+
+int test_assoc_resp_add_tag() {
+    struct libwifi_assoc_resp assoc_resp = {0};
+
+    int ret = libwifi_create_assoc_resp(&assoc_resp, bcast, to, 11);
+    if (ret != 0) {
+        fprintf(stderr, "Failed to create assoc_resp: %s\n", strerror(ret));
+        return ret;
+    }
+
+    ret = libwifi_quick_add_tag(&assoc_resp.tags, TAG_VENDOR_SPECIFIC, (const unsigned char *) "\x00\x11\x22\xAAHello World", 15);
+    if (ret != 0) {
+        fprintf(stderr, "Failed to add assoc_resp tagged parameter: %s\n", strerror(ret));
+        return ret;
+    }
+
+    int assoc_resp_len = libwifi_get_assoc_resp_length(&assoc_resp);
+    if (assoc_resp_len <= 0) {
+        fprintf(stderr, "Invalid assoc_resp length: %d\n", assoc_resp_len);
+        return assoc_resp_len;
+    }
+
+    unsigned char *buf = malloc(assoc_resp_len);
+    if (buf == NULL) {
+        fprintf(stderr, "Failed to allocate buffer\n");
+        return -1;
+    }
+
+    int dump_len = libwifi_dump_assoc_resp(&assoc_resp, buf, assoc_resp_len);
+    if (dump_len <= 0) {
+        fprintf(stderr, "Failed to dump assoc_resp\n");
+        return ret;
+    }
+
+    return 0;
+}
+
+int main(int argc, char **argv) {
+    if (argc < 2) {
+        printf("Specify test\n");
+        return -1;
+    }
+
+    if (strcmp(argv[1], "--assoc_resp-gen-full") == 0) {
+        return test_assoc_resp_gen_full();
+    } else if (strcmp(argv[1], "--assoc_resp-gen-tags") == 0) {
+        return test_assoc_resp_add_tag();
+    }
+
+    return -1;
+}