Function mcp_read_file_bytes

tests/test_mcp.c:400–431

}

static unsigned char *mcp_read_file_bytes(const char *path, long *out_len) {
    if (!out_len) {
        return NULL;
    }
    *out_len = 0;
    FILE *fp = cbm_fopen(path, "rb");
    if (!fp) {
        return NULL;
    }
    if (fseek(fp, 0, SEEK_END) != 0) {
        fclose(fp);
        return NULL;
    }
    long size = ftell(fp);
    if (size < 0 || fseek(fp, 0, SEEK_SET) != 0) {
        fclose(fp);
        return NULL;
    }
    unsigned char *bytes = malloc(size > 0 ? (size_t)size : 1);
    if (!bytes) {
        fclose(fp);
        return NULL;
    }
    size_t read_count = fread(bytes, 1, (size_t)size, fp);
    fclose(fp);
    if (read_count != (size_t)size) {
        free(bytes);
        return NULL;
    }
    *out_len = size;
    return bytes;
}

static bool mcp_file_matches_snapshot(const char *path, const unsigned char *expected,
                                      long expected_len) {