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miniupnpc/receivedata.c: clean up comments

This commit is contained in:
Thomas Bernard 2014-11-13 14:52:58 +01:00
parent b6438f2f72
commit 8b22c4d7f4
1 changed files with 15 additions and 15 deletions
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30
miniupnpc/receivedata.c
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@ -1,16 +1,17 @@
/* $Id: receivedata.c,v 1.4 2012/06/23 22:34:47 nanard Exp $ */
/* $Id: receivedata.c,v 1.6 2014/11/13 13:51:52 nanard Exp $ */
/* Project : miniupnp
* Website : http://miniupnp.free.fr/
* Author : Thomas Bernard
* Copyright (c) 2011-2012 Thomas Bernard
* Copyright (c) 2011-2014 Thomas Bernard
* This software is subject to the conditions detailed in the
* LICENCE file provided in this distribution. */
#include <stdio.h>
#include <string.h>
#ifdef _WIN32
#include <winsock2.h>
#include <ws2tcpip.h>
#else
#else /* _WIN32 */
#include <unistd.h>
#if defined(__amigaos__) && !defined(__amigaos4__)
#define socklen_t int
@ -21,10 +22,10 @@
#include <netinet/in.h>
#if !defined(__amigaos__) && !defined(__amigaos4__)
#include <poll.h>
#endif
#endif /* !defined(__amigaos__) && !defined(__amigaos4__) */
#include <errno.h>
#define MINIUPNPC_IGNORE_EINTR
#endif
#endif /* _WIN32 */
#ifdef _WIN32
#define PRINT_SOCKET_ERROR(x) printf("Socket error: %s, %d\n", x, WSAGetLastError());
@ -42,20 +43,20 @@ receivedata(int socket,
#if MINIUPNPC_GET_SRC_ADDR
struct sockaddr_storage src_addr;
socklen_t src_addr_len = sizeof(src_addr);
#endif
#endif /* MINIUPNPC_GET_SRC_ADDR */
int n;
#if !defined(_WIN32) && !defined(__amigaos__) && !defined(__amigaos4__)
/* using poll */
struct pollfd fds[1]; /* for the poll */
#ifdef MINIUPNPC_IGNORE_EINTR
do {
#endif
#endif /* MINIUPNPC_IGNORE_EINTR */
fds[0].fd = socket;
fds[0].events = POLLIN;
n = poll(fds, 1, timeout);
#ifdef MINIUPNPC_IGNORE_EINTR
} while(n < 0 && errno == EINTR);
#endif
#endif /* MINIUPNPC_IGNORE_EINTR */
if(n < 0) {
PRINT_SOCKET_ERROR("poll");
return -1;
@ -63,7 +64,7 @@ receivedata(int socket,
/* timeout */
return 0;
}
#else /* !defined(_WIN32) && !defined(__amigaos__) && !defined(__amigaos4__) */
#else /* !defined(_WIN32) && !defined(__amigaos__) && !defined(__amigaos4__) */
/* using select under _WIN32 and amigaos */
fd_set socketSet;
TIMEVAL timeval;
@ -78,13 +79,13 @@ receivedata(int socket,
} else if(n == 0) {
return 0;
}
#endif
#endif /* !defined(_WIN32) && !defined(__amigaos__) && !defined(__amigaos4__) */
#if MINIUPNPC_GET_SRC_ADDR
n = recvfrom(socket, data, length, 0,
(struct sockaddr *)&src_addr, &src_addr_len);
#else
#else /* MINIUPNPC_GET_SRC_ADDR */
n = recv(socket, data, length, 0);
#endif
#endif /* MINIUPNPC_GET_SRC_ADDR */
if(n<0) {
PRINT_SOCKET_ERROR("recv");
}
@ -93,12 +94,11 @@ receivedata(int socket,
const struct sockaddr_in6 * src_addr6 = (struct sockaddr_in6 *)&src_addr;
#ifdef DEBUG
printf("scope_id=%u\n", src_addr6->sin6_scope_id);
#endif
#endif /* DEBUG */
if(scope_id)
*scope_id = src_addr6->sin6_scope_id;
}
#endif
#endif /* MINIUPNPC_GET_SRC_ADDR */
return n;
}