C++ (Cpp) inet_get_opt Examples

Example #1

File: ol_tcp_acc.c Project: EarlGray/ling

static int ol_tcp_acc_get_opts(outlet_t *ol,
					uint8_t *data, int dlen, char *buf, int sz)
{
	uint8_t *p = data;
	char *q = buf;
	int left = sz;

	while (p < data +dlen)
	{
		int opt = *p++;
		uint32_t val;

		debug("%s(opt=%d)\n", __FUNCTION__, opt);
		switch (opt)
		{
		case INET_OPT_PRIORITY:
			//
			// See comment in ol_tcp_animate()
			//
#if LING_WITH_LWIP
			val = ol->tcp->prio;
#elif LING_WITH_LIBUV
			val = 0;
#endif
			break;

		case INET_OPT_TOS:
#if LING_WITH_LWIP
			val = ol->tcp->tos;
#elif LING_WITH_LIBUV
			val = 0;
#endif
			break;

		case TCP_OPT_NODELAY:
			val = tcp_get_nodelay(ol);
			break;

		default:
			if (inet_get_opt(ol, opt, &val) < 0)
				return -BAD_ARG;
		}

		if (left < 1 +4)
			return -TOO_LONG;
		*q++ = opt;
		left--;
		PUT_UINT_32(q, val);
		q += 4;
		left -= 4;
	}

	return q -buf;
}

Example #2

File: ol_tcp.c Project: MCRedJay/ling

static int ol_tcp_get_opts(outlet_t *ol,
					uint8_t *data, int dlen, char *buf, int sz)
{
	uint8_t *p = data;
	char *q = buf;
	int left = sz;

	while (p < data +dlen)
	{
		int opt = *p++;
		uint32_t val;

		switch (opt)
		{
		case INET_OPT_RCVBUF:
			val = ol->recv_bufsize;
			break;

		case INET_OPT_PRIORITY:
			//
			// See comment in ol_tcp_animate()
			//
			val = ol->tcp->prio;
			break;

		case INET_OPT_TOS:
			val = ol->tcp->tos;
			break;

		case TCP_OPT_NODELAY:
			val = tcp_nagle_disabled(ol->tcp);
			break;

		default:
			if (inet_get_opt(ol, opt, &val) < 0)
				return -BAD_ARG;
		}

		if (left < 1 +4)
			return -TOO_LONG;
		*q++ = opt;
		left--;
		PUT_UINT_32(q, val);
		q += 4;
		left -= 4;
	}

	return q -buf;
}