Initial commit

meta-security/recipes-mac/smack/udp-smack-test/udp_server.c

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+// (C) Copyright 2015 Intel Corporation
+//
+// Permission is hereby granted, free of charge, to any person obtaining a copy
+// of this software and associated documentation files (the "Software"), to deal
+// in the Software without restriction, including without limitation the rights
+// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+// copies of the Software, and to permit persons to whom the Software is
+// furnished to do so, subject to the following conditions:
+//
+// The above copyright notice and this permission notice shall be included in
+// all copies or substantial portions of the Software.
+//
+// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+// THE SOFTWARE.
+#include <sys/socket.h>
+#include <stdio.h>
+#include <netinet/in.h>
+#include <netdb.h>
+#include <string.h>
+
+int main(int argc, char* argv[])
+{
+	int sock,ret;
+	struct sockaddr_in server_addr, client_addr;
+	socklen_t len;
+	char message[5];
+	char* label;
+	char* attr = "security.SMACK64IPIN";
+	int port;
+
+	if(argc != 3)
+	{
+		perror("Server: Argument missing, please provide port and label for SMACK64IPIN");
+		return 2;
+	}
+	
+	port = atoi(argv[1]);
+	label = argv[2];
+
+	struct timeval timeout;
+	timeout.tv_sec = 15;
+	timeout.tv_usec = 0;
+
+	sock = socket(AF_INET,SOCK_DGRAM,0);
+	if(sock < 0)
+	{
+		perror("Server: Socket error");
+		return 2;
+	}
+	
+
+	if(fsetxattr(sock, attr, label, strlen(label), 0) < 0)
+	{
+		perror("Server: Unable to set attribute ");
+		return 2;
+	}
+
+	server_addr.sin_family = AF_INET;         
+	server_addr.sin_port = htons(port);     
+	server_addr.sin_addr.s_addr = INADDR_ANY; 
+	bzero(&(server_addr.sin_zero),8); 
+	
+
+	if(setsockopt(sock, SOL_SOCKET, SO_RCVTIMEO, &timeout, sizeof(timeout)) < 0)
+	{
+		perror("Server: Set timeout failed\n");
+		return 2;
+	}
+
+	if(bind(sock, (struct sockaddr*) &server_addr, sizeof(server_addr)) < 0)
+	{
+		perror("Server: Bind failure");
+		return 2;
+	}
+
+	len = sizeof(client_addr);
+	ret = recvfrom(sock, message, sizeof(message), 0, (struct sockaddr*)&client_addr,
+					&len);
+	close(sock);
+	if(ret < 0)
+	{
+		perror("Server: Error receiving");
+		return 1;
+
+	}
+	return 0;
+}
+