From 5b53a1f859bf1f28399ac120c1973b7ab7a2a8f2 Mon Sep 17 00:00:00 2001
From: Razvan Deaconescu <razvan.deaconescu@cs.pub.ro>
Date: Sun, 15 May 2011 10:25:50 +0300
Subject: [PATCH] swifty: Add simple test case for raw socket-based swift.

---
 src/Makefile                | 16 +++++++++
 src/swift_raw_simple_test.c | 42 ++++++++++++++++++++++
 src/util.h                  | 71 +++++++++++++++++++++++++++++++++++++
 3 files changed, 129 insertions(+)
 create mode 100644 src/Makefile
 create mode 100644 src/swift_raw_simple_test.c
 create mode 100644 src/util.h

diff --git a/src/Makefile b/src/Makefile
new file mode 100644
index 0000000..dfc61d0
--- /dev/null
+++ b/src/Makefile
@@ -0,0 +1,16 @@
+CFLAGS = -Wall -g
+
+.PHONY: all clean
+
+all: swift_raw_simple_test
+
+swift_raw_simple_test: swift_raw_simple_test.o swift_raw.o
+
+swift_raw_simple_test.o: swift_raw_simple_test.c swift_raw.h util.h
+
+swift_raw.o: swift_raw.c swift_raw.h
+
+clean:
+	-rm -f *~
+	-rm -f *.o
+	-rm -f swift_raw_simple_test
diff --git a/src/swift_raw_simple_test.c b/src/swift_raw_simple_test.c
new file mode 100644
index 0000000..a6933eb
--- /dev/null
+++ b/src/swift_raw_simple_test.c
@@ -0,0 +1,42 @@
+/*
+ * Simple test for raw socket based implementation of swift socket API.
+ *
+ * 2011, Razvan Deaconescu, razvan.deaconescu@cs.pub.ro
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+#include <sys/types.h>
+
+#include "swift_types.h"
+#include "swift_raw.h"
+#include "util.h"
+
+/*
+ * Create a socket, bind it and send data.
+ */
+int main(void)
+{
+	int sockfd;
+	struct sockaddr_sw local_addr;
+	struct sockaddr_sw remote_addr;
+	char buffer[BUFSIZ];
+	ssize_t bytes_sent;
+	int rc;
+
+	sockfd = sw_socket(PF_INET, SOCK_DGRAM, IPPROTO_SWIFT);
+	DIE(sockfd < 0, "sw_socket");
+
+	/* TODO: init_addr */
+
+	rc = sw_bind(sockfd, (struct sockaddr *) &local_addr, sizeof(local_addr));
+	DIE(rc < 0, "sw_bind");
+
+	/* TODO: init remote_addr */
+	bytes_sent = sw_sendto(sockfd, buffer, BUFSIZ, 0,
+			(struct sockaddr *) &remote_addr, sizeof(remote_addr));
+	DIE(bytes_sent < 0, "sw_sendto");
+
+	return 0;
+}
diff --git a/src/util.h b/src/util.h
new file mode 100644
index 0000000..776715a
--- /dev/null
+++ b/src/util.h
@@ -0,0 +1,71 @@
+/*
+ * useful structures/macros
+ *
+ * 2011, Operating Systems
+ */
+
+#ifndef UTIL_H_
+#define UTIL_H_		1
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <stdio.h>
+#include <stdlib.h>
+
+#if defined (_WIN32)
+
+#include <windows.h>
+
+static VOID PrintLastError(const PCHAR message)
+{
+	CHAR errBuff[1024];
+
+	FormatMessage(
+			FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_MAX_WIDTH_MASK,
+			NULL,
+			GetLastError(),
+			0,
+			errBuff,
+			sizeof(errBuff) - 1,
+			NULL);
+
+	fprintf(stderr, "%s: %s\n", message, errBuff);
+}
+
+#define ERR(call_description)					\
+	do {							\
+		fprintf(stderr, "(%s, %d): ",			\
+				__FILE__, __LINE__);		\
+			PrintLastError(call_description);	\
+	} while (0)
+
+#elif defined (__linux__)
+
+/* error printing macro */
+#define ERR(call_description)				\
+	do {						\
+		fprintf(stderr, "(%s, %d): ",		\
+				__FILE__, __LINE__);	\
+			perror(call_description);	\
+	} while (0)
+
+#else
+  #error "Unknown platform"
+#endif
+
+/* print error (call ERR) and exit */
+#define DIE(assertion, call_description)		\
+	do {						\
+		if (assertion) {			\
+			ERR(call_description);		\
+			exit(EXIT_FAILURE);		\
+		}					\
+	} while(0)
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
-- 
2.20.1