diff --git a/common/os_calls.c b/common/os_calls.c index 54359145..c660d34b 100644 --- a/common/os_calls.c +++ b/common/os_calls.c @@ -1037,28 +1037,55 @@ g_tcp_accept(int sck) { int ret; char msg[256]; + union + { + struct sockaddr sock_addr; + struct sockaddr_in sock_addr_in; #if defined(XRDP_ENABLE_IPV6) - struct sockaddr_in6 sock; -#else - struct sockaddr_in sock; + struct sockaddr_in6 sock_addr_in6; #endif - socklen_t sock_len = sizeof(sock); - memset(&sock, 0, sock_len); + } sock_info; + + socklen_t sock_len = sizeof(sock_info); + memset(&sock_info, 0, sock_len); - ret = accept(sck, (struct sockaddr*) &sock, &sock_len); + ret = accept(sck, (struct sockaddr *)&sock_info, &sock_len); if (ret > 0) { + switch(sock_info.sock_addr.sa_family) + { + case AF_INET: + { + struct sockaddr_in *sock_addr_in = &sock_info.sock_addr_in; + + snprintf(msg, sizeof(msg), "A connection received from %s port %d", + inet_ntoa(sock_addr_in->sin_addr), + ntohs(sock_addr_in->sin_port)); + log_message(LOG_LEVEL_INFO, "%s", msg); + + break; + } + #if defined(XRDP_ENABLE_IPV6) - char addr[256]; - inet_ntop(AF_INET6, &sock.sin6_addr, addr, sizeof(addr)); - snprintf(msg, sizeof(msg), "A connection received from %s port %d", - addr, ntohs(sock.sin6_port)); -#else - snprintf(msg, sizeof(msg), "A connection received from %s port %d", - inet_ntoa(sock.sin_addr), ntohs(sock.sin_port)); + + case AF_INET6: + { + struct sockaddr_in6 *sock_addr_in6 = &sock_info.sock_addr_in6; + char addr[256]; + + inet_ntop(sock_addr_in6->sin6_family, + &sock_addr_in6->sin6_addr, addr, sizeof(addr)); + snprintf(msg, sizeof(msg), "A connection received from %s port %d", + addr, ntohs(sock_addr_in6->sin6_port)); + log_message(LOG_LEVEL_INFO, "%s", msg); + + break; + + } + #endif - log_message(LOG_LEVEL_INFO, "%s", msg); + } } return ret; @@ -1070,41 +1097,62 @@ g_sck_accept(int sck, char *addr, int addr_bytes, char *port, int port_bytes) { int ret; char msg[256]; + union + { + struct sockaddr sock_addr; + struct sockaddr_in sock_addr_in; #if defined(XRDP_ENABLE_IPV6) - struct sockaddr_in6 sock; -#else - struct sockaddr_in sock; + struct sockaddr_in6 sock_addr_in6; #endif - socklen_t sock_len = sizeof(sock); - memset(&sock, 0, sock_len); + } sock_info; + + socklen_t sock_len = sizeof(sock_info); + memset(&sock_info, 0, sock_len); - ret = accept(sck, (struct sockaddr *)&sock, &sock_len); + ret = accept(sck, (struct sockaddr *)&sock_info, &sock_len); if (ret > 0) { -#if defined(XRDP_ENABLE_IPV6) - if (sock.sin6_family == AF_INET6) - { - inet_ntop(AF_INET6, &sock.sin6_addr, addr, addr_bytes); - g_snprintf(port, port_bytes, "%d", ntohs(sock.sin6_port)); - } - if (sock.sin6_family == AF_UNIX) -#else - if (sock.sin_family == AF_INET) + switch(sock_info.sock_addr.sa_family) { - g_snprintf(addr, addr_bytes, "%s", inet_ntoa(sock.sin_addr)); - g_snprintf(port, port_bytes, "%d", ntohs(sock.sin_port)); - } - if (sock.sin_family == AF_UNIX) + case AF_INET: + { + struct sockaddr_in *sock_addr_in = &sock_info.sock_addr_in; + + g_snprintf(addr, addr_bytes, "%s", inet_ntoa(sock_addr_in->sin_addr)); + g_snprintf(port, port_bytes, "%d", ntohs(sock_addr_in->sin_port)); + + break; + } + +#if defined(XRDP_ENABLE_IPV6) + + case AF_INET6: + { + struct sockaddr_in6 *sock_addr_in6 = &sock_info.sock_addr_in6; + + inet_ntop(sock_addr_in6->sin6_family, + &sock_addr_in6->sin6_addr, addr, addr_bytes); + g_snprintf(port, port_bytes, "%d", ntohs(sock_addr_in6->sin6_port)); + break; + } + #endif - { - g_strncpy(addr, "", addr_bytes - 1); - g_strncpy(port, "", port_bytes - 1); + + case AF_UNIX: + default: + { + g_strncpy(addr, "", addr_bytes - 1); + g_strncpy(port, "", port_bytes - 1); + break; + } } + g_snprintf(msg, sizeof(msg), "A connection received from: %s port %s", addr, port); log_message(LOG_LEVEL_INFO, "%s", msg); + } return ret;