Function pkg_str_extend

ut.h:1002–1020

Extend the given buffer only if needed */

/* Extend the given buffer only if needed */
static inline int pkg_str_extend(str *in, int size)
{
	char *p;

	/* do not check for !in->s here, as it's better
	 * to crash sooner on a corrupt @in string (e.g. {NULL, 172}) */
	if (in->len < size) {
		p = pkg_realloc(in->s, size);
		if (!p) {
			LM_ERR("oom\n");
			return -1;
		}

		in->s = p;
		in->len = size;
	}

	return 0;
}

/*
 * Ensure "dst" matches the content of "src" without leaking memory