Function toml_buffer_reserve

src/cli/config_toml_edit.c:162–189

}

static int toml_buffer_reserve(toml_buffer_t *buffer, size_t additional) {
    if (!buffer || buffer->len == SIZE_MAX || additional > SIZE_MAX - buffer->len - 1) {
        return TOML_EDIT_ERR;
    }
    size_t needed = buffer->len + additional + 1;
    if (needed > (size_t)TOML_EDIT_MAX_BYTES + 1U) {
        return TOML_EDIT_ERR;
    }
    if (needed <= buffer->cap) {
        return TOML_EDIT_OK;
    }

    size_t cap = buffer->cap ? buffer->cap : 128;
    while (cap < needed) {
        if (cap > SIZE_MAX / 2) {
            cap = needed;
            break;
        }
        cap *= 2;
    }
    char *grown = (char *)realloc(buffer->data, cap);
    if (!grown) {
        return TOML_EDIT_ERR;
    }
    buffer->data = grown;
    buffer->cap = cap;
    return TOML_EDIT_OK;
}

static int toml_buffer_append(toml_buffer_t *buffer, const char *data, size_t len) {
    if ((!data && len != 0) || toml_buffer_reserve(buffer, len) != TOML_EDIT_OK) {