[fusl] clang-format fusl

fusl/src/network/dn_expand.c

Index: fusl/src/network/dn_expand.c
diff --git a/fusl/src/network/dn_expand.c b/fusl/src/network/dn_expand.c
index d9b33936522988756ecf6176383b1ab989bf9319..68da088779b0f92ea4b88e9aad5c3159b1bae80f 100644
--- a/fusl/src/network/dn_expand.c
+++ b/fusl/src/network/dn_expand.c
@@ -1,34 +1,45 @@
 #include <resolv.h>
 #include "libc.h"
 
-int __dn_expand(const unsigned char *base, const unsigned char *end, const unsigned char *src, char *dest, int space)
-{
-	const unsigned char *p = src;
-	char *dend, *dbegin = dest;
-	int len = -1, i, j;
-	if (p==end || space <= 0) return -1;
-	dend = dest + (space > 254 ? 254 : space);
-	/* detect reference loop using an iteration counter */
-	for (i=0; i < end-base; i+=2) {
-		/* loop invariants: p<end, dest<dend */
-		if (*p & 0xc0) {
-			if (p+1==end) return -1;
-			j = ((p[0] & 0x3f) << 8) | p[1];
-			if (len < 0) len = p+2-src;
-			if (j >= end-base) return -1;
-			p = base+j;
-		} else if (*p) {
-			if (dest != dbegin) *dest++ = '.';
-			j = *p++;
-			if (j >= end-p || j >= dend-dest) return -1;
-			while (j--) *dest++ = *p++;
-		} else {
-			*dest = 0;
-			if (len < 0) len = p+1-src;
-			return len;
-		}
-	}
-	return -1;
+int __dn_expand(const unsigned char* base,
+                const unsigned char* end,
+                const unsigned char* src,
+                char* dest,
+                int space) {
+  const unsigned char* p = src;
+  char *dend, *dbegin = dest;
+  int len = -1, i, j;
+  if (p == end || space <= 0)
+    return -1;
+  dend = dest + (space > 254 ? 254 : space);
+  /* detect reference loop using an iteration counter */
+  for (i = 0; i < end - base; i += 2) {
+    /* loop invariants: p<end, dest<dend */
+    if (*p & 0xc0) {
+      if (p + 1 == end)
+        return -1;
+      j = ((p[0] & 0x3f) << 8) | p[1];
+      if (len < 0)
+        len = p + 2 - src;
+      if (j >= end - base)
+        return -1;
+      p = base + j;
+    } else if (*p) {
+      if (dest != dbegin)
+        *dest++ = '.';
+      j = *p++;
+      if (j >= end - p || j >= dend - dest)
+        return -1;
+      while (j--)
+        *dest++ = *p++;
+    } else {
+      *dest = 0;
+      if (len < 0)
+        len = p + 1 - src;
+      return len;
+    }
+  }
+  return -1;
 }
 
 weak_alias(__dn_expand, dn_expand);