Function eth_dev_offload_names

dpdk/lib/ethdev/rte_ethdev.c:1095–1136

}

static char *
eth_dev_offload_names(uint64_t bitmask, char *buf, size_t size,
	const char *(*offload_name)(uint64_t))
{
	unsigned int pos = 0;
	int ret;

	/* There should be at least enough space to handle those cases */
	RTE_ASSERT(size >= sizeof("none") && size >= sizeof("..."));

	if (bitmask == 0) {
		ret = snprintf(&buf[pos], size - pos, "none");
		if (ret < 0 || pos + ret >= size)
			ret = 0;
		pos += ret;
		goto out;
	}

	while (bitmask != 0) {
		uint64_t offload = RTE_BIT64(rte_ctz64(bitmask));
		const char *name = offload_name(offload);

		ret = snprintf(&buf[pos], size - pos, "%s,", name);
		if (ret < 0 || pos + ret >= size) {
			if (pos + sizeof("...") >= size)
				pos = size - sizeof("...");
			ret = snprintf(&buf[pos], size - pos, "...");
			if (ret > 0 && pos + ret < size)
				pos += ret;
			goto out;
		}

		pos += ret;
		bitmask &= ~offload;
	}

	/* Eliminate trailing comma */
	pos--;
out:
	buf[pos] = '\0';
	return buf;
}

const char *
rte_eth_dev_capability_name(uint64_t capability)