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-rw-r--r--rdd.c84
1 files changed, 42 insertions, 42 deletions
diff --git a/rdd.c b/rdd.c
index 321ad89..d9281c1 100644
--- a/rdd.c
+++ b/rdd.c
@@ -7,50 +7,50 @@
 
 #include "sosemanuk.h"
 
-#define fail(i,s) write(2, s, (sizeof s)-1), exit(i);
+#define fail(i, s) write(2, s, (sizeof s)-1), exit(i);
 
 int
 main(int argc, char *argv[])
 {
-  unsigned char key[32], iv[16], buf[120*512];
-  sosemanuk_key_context kc;
-  sosemanuk_run_context rc;
-
-  int fd, c, i, v=0, r=4;
-  char *src = "/dev/urandom";
-  
-  while ((c = getopt(argc, argv, "i:r:v")) != -1)
-    switch(c) {
-    case 'i': src = optarg; break;
-    case 'r': r = atoi(optarg); break;
-    case 'v': v = 1; break;
-    default:
-    usage:
-      fail(1, "Usage: rdd [-i RANDOMSOURCE] [-r REKEYMB] [-v]\n");
-    }
-
-  if (argc > optind)
-    goto usage;
-
-  if ((fd = open(src, O_RDONLY)) < 0)
-    fail(2, "failed to open random source\n");
-  
-  if (read(fd, key, sizeof key) != sizeof key)
-    fail(3, "failed to read key from random source\n");
-  sosemanuk_schedule(&kc, key, sizeof key);
-
-  while (1) {
-    if (read(fd, iv, sizeof iv) != sizeof iv)
-      fail(3, "failed to read iv from random source\n");
-    sosemanuk_init(&rc, &kc, iv, sizeof iv);
-    if (v)
-      write(2, ".", 1);
-
-    for (i = 0; r<0 || i<r*1024*1024; i+=sizeof buf) {
-      sosemanuk_prng(&rc, buf, sizeof buf);
-      while (write(1, buf, sizeof buf) != sizeof buf)
-        if (errno && errno != EINTR)
-          fail(4, "write error\n");
-    }
-  }  
+	unsigned char key[32], iv[16], buf[120*512];
+	sosemanuk_key_context kc;
+	sosemanuk_run_context rc;
+
+	int fd, c, i, v = 0, r = 4;
+	char *src = "/dev/urandom";
+
+	while ((c = getopt(argc, argv, "i:r:v")) != -1)
+		switch (c) {
+		case 'i': src = optarg; break;
+		case 'r': r = atoi(optarg); break;
+		case 'v': v = 1; break;
+		default:
+usage:
+			fail(1, "Usage: rdd [-i RANDOMSOURCE] [-r REKEYMB] [-v]\n");
+		}
+
+	if (argc > optind)
+		goto usage;
+
+	if ((fd = open(src, O_RDONLY)) < 0)
+		fail(2, "failed to open random source\n");
+
+	if (read(fd, key, sizeof key) != sizeof key)
+		fail(3, "failed to read key from random source\n");
+	sosemanuk_schedule(&kc, key, sizeof key);
+
+	while (1) {
+		if (read(fd, iv, sizeof iv) != sizeof iv)
+			fail(3, "failed to read iv from random source\n");
+		sosemanuk_init(&rc, &kc, iv, sizeof iv);
+		if (v)
+			write(2, ".", 1);
+
+		for (i = 0; r < 0 || i < r*1024*1024; i += sizeof buf) {
+			sosemanuk_prng(&rc, buf, sizeof buf);
+			while (write(1, buf, sizeof buf) != sizeof buf)
+				if (errno && errno != EINTR)
+					fail(4, "write error\n");
+		}
+	}
 }