Format _bin_to_base64().

git-svn-id: svn+ssh://svn.berlios.de/svnroot/repos/libssh/trunk@740 7dcaeef0-15fb-0310-b436-a5af3365683c

libssh/base64.c

@@ -228,29 +228,31 @@ static int get_equals(char *string) {
 }
 
 /* thanks sysk for debugging my mess :) */
-#define BITS(n) ((1<<n)-1)
-static void _bin_to_base64(unsigned char *dest, unsigned char source[3], int len){
-    switch (len){
-        case 1:
-            dest[0]=alphabet[(source[0]>>2)];
-            dest[1]=alphabet[((source[0] & BITS(2)) << 4)];
-            dest[2]='=';
-            dest[3]='=';
-            break;
-        case 2:
-            dest[0]=alphabet[source[0]>>2];
-            dest[1]=alphabet[(source[1]>>4) | ((source[0] & BITS(2)) << 4)];
-            dest[2]=alphabet[(source[1]&BITS(4)) << 2];
-            dest[3]='=';
-            break;
-        case 3:
-            dest[0]=alphabet[(source[0]>>2)];
-            dest[1]=alphabet[(source[1]>>4) | ((source[0] & BITS(2)) << 4)];
-            dest[2]=alphabet[ (source[2] >> 6) | (source[1]&BITS(4)) << 2];
-            dest[3]=alphabet[source[2]&BITS(6)];
-        break;
-    }
+#define BITS(n) ((1 << (n)) - 1)
+static void _bin_to_base64(unsigned char *dest, unsigned char source[3],
+    int len) {
+  switch (len) {
+    case 1:
+      dest[0] = alphabet[(source[0] >> 2)];
+      dest[1] = alphabet[((source[0] & BITS(2)) << 4)];
+      dest[2] = '=';
+      dest[3] = '=';
+      break;
+    case 2:
+      dest[0] = alphabet[source[0] >> 2];
+      dest[1] = alphabet[(source[1] >> 4) | ((source[0] & BITS(2)) << 4)];
+      dest[2] = alphabet[(source[1] & BITS(4)) << 2];
+      dest[3] = '=';
+      break;
+    case 3:
+      dest[0] = alphabet[(source[0] >> 2)];
+      dest[1] = alphabet[(source[1] >> 4) | ((source[0] & BITS(2)) << 4)];
+      dest[2] = alphabet[ (source[2] >> 6) | (source[1] & BITS(4)) << 2];
+      dest[3] = alphabet[source[2] & BITS(6)];
+      break;
+  }
 }
+
 /** \brief Converts binary data to a base64 string
  * \returns the converted string
  * \internal