From 0f113f3ee4d629ef9a4a30911b22b224772085e5 Mon Sep 17 00:00:00 2001
From: Matt Caswell <matt@openssl.org>
Date: Thu, 22 Jan 2015 03:40:55 +0000
Subject: Run util/openssl-format-source -v -c .

Reviewed-by: Tim Hudson <tjh@openssl.org>
---
 crypto/modes/cbc128.c | 250 +++++++++++++++++++++++++-------------------------
 1 file changed, 126 insertions(+), 124 deletions(-)

(limited to 'crypto/modes/cbc128.c')

diff --git a/crypto/modes/cbc128.c b/crypto/modes/cbc128.c
index 8c9bdea4aa..c13caea535 100644
--- a/crypto/modes/cbc128.c
+++ b/crypto/modes/cbc128.c
@@ -6,7 +6,7 @@
  * are met:
  *
  * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer. 
+ *    notice, this list of conditions and the following disclaimer.
  *
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in
@@ -60,146 +60,148 @@
 #include <assert.h>
 
 #if !defined(STRICT_ALIGNMENT) && !defined(PEDANTIC)
-#  define STRICT_ALIGNMENT 0
+# define STRICT_ALIGNMENT 0
 #endif
 
 void CRYPTO_cbc128_encrypt(const unsigned char *in, unsigned char *out,
-			size_t len, const void *key,
-			unsigned char ivec[16], block128_f block)
+                           size_t len, const void *key,
+                           unsigned char ivec[16], block128_f block)
 {
-	size_t n;
-	const unsigned char *iv = ivec;
+    size_t n;
+    const unsigned char *iv = ivec;
 
-	assert(in && out && key && ivec);
+    assert(in && out && key && ivec);
 
 #if !defined(OPENSSL_SMALL_FOOTPRINT)
-	if (STRICT_ALIGNMENT &&
-	    ((size_t)in|(size_t)out|(size_t)ivec)%sizeof(size_t) != 0) {
-		while (len>=16) {
-			for(n=0; n<16; ++n)
-				out[n] = in[n] ^ iv[n];
-			(*block)(out, out, key);
-			iv = out;
-			len -= 16;
-			in  += 16;
-			out += 16;
-		}
-	} else {
-		while (len>=16) {
-			for(n=0; n<16; n+=sizeof(size_t))
-				*(size_t*)(out+n) =
-				*(size_t*)(in+n) ^ *(size_t*)(iv+n);
-			(*block)(out, out, key);
-			iv = out;
-			len -= 16;
-			in  += 16;
-			out += 16;
-		}
-	}
+    if (STRICT_ALIGNMENT &&
+        ((size_t)in | (size_t)out | (size_t)ivec) % sizeof(size_t) != 0) {
+        while (len >= 16) {
+            for (n = 0; n < 16; ++n)
+                out[n] = in[n] ^ iv[n];
+            (*block) (out, out, key);
+            iv = out;
+            len -= 16;
+            in += 16;
+            out += 16;
+        }
+    } else {
+        while (len >= 16) {
+            for (n = 0; n < 16; n += sizeof(size_t))
+                *(size_t *)(out + n) =
+                    *(size_t *)(in + n) ^ *(size_t *)(iv + n);
+            (*block) (out, out, key);
+            iv = out;
+            len -= 16;
+            in += 16;
+            out += 16;
+        }
+    }
 #endif
-	while (len) {
-		for(n=0; n<16 && n<len; ++n)
-			out[n] = in[n] ^ iv[n];
-		for(; n<16; ++n)
-			out[n] = iv[n];
-		(*block)(out, out, key);
-		iv = out;
-		if (len<=16) break;
-		len -= 16;
-		in  += 16;
-		out += 16;
-	}
-	memcpy(ivec,iv,16);
+    while (len) {
+        for (n = 0; n < 16 && n < len; ++n)
+            out[n] = in[n] ^ iv[n];
+        for (; n < 16; ++n)
+            out[n] = iv[n];
+        (*block) (out, out, key);
+        iv = out;
+        if (len <= 16)
+            break;
+        len -= 16;
+        in += 16;
+        out += 16;
+    }
+    memcpy(ivec, iv, 16);
 }
 
 void CRYPTO_cbc128_decrypt(const unsigned char *in, unsigned char *out,
-			size_t len, const void *key,
-			unsigned char ivec[16], block128_f block)
+                           size_t len, const void *key,
+                           unsigned char ivec[16], block128_f block)
 {
-	size_t n;
-	union { size_t t[16/sizeof(size_t)]; unsigned char c[16]; } tmp;
+    size_t n;
+    union {
+        size_t t[16 / sizeof(size_t)];
+        unsigned char c[16];
+    } tmp;
 
-	assert(in && out && key && ivec);
+    assert(in && out && key && ivec);
 
 #if !defined(OPENSSL_SMALL_FOOTPRINT)
-	if (in != out) {
-		const unsigned char *iv = ivec;
+    if (in != out) {
+        const unsigned char *iv = ivec;
 
-		if (STRICT_ALIGNMENT &&
-		    ((size_t)in|(size_t)out|(size_t)ivec)%sizeof(size_t) != 0) {
-			while (len>=16) {
-				(*block)(in, out, key);
-				for(n=0; n<16; ++n)
-					out[n] ^= iv[n];
-				iv = in;
-				len -= 16;
-				in  += 16;
-				out += 16;
-			}
-		}
-		else  if (16%sizeof(size_t) == 0) { /* always true */
-			while (len>=16) {
-				size_t *out_t=(size_t *)out, *iv_t=(size_t *)iv;
+        if (STRICT_ALIGNMENT &&
+            ((size_t)in | (size_t)out | (size_t)ivec) % sizeof(size_t) != 0) {
+            while (len >= 16) {
+                (*block) (in, out, key);
+                for (n = 0; n < 16; ++n)
+                    out[n] ^= iv[n];
+                iv = in;
+                len -= 16;
+                in += 16;
+                out += 16;
+            }
+        } else if (16 % sizeof(size_t) == 0) { /* always true */
+            while (len >= 16) {
+                size_t *out_t = (size_t *)out, *iv_t = (size_t *)iv;
 
-				(*block)(in, out, key);
-				for(n=0; n<16/sizeof(size_t); n++)
-					out_t[n] ^= iv_t[n];
-				iv = in;
-				len -= 16;
-				in  += 16;
-				out += 16;
-			}
-		}
-		memcpy(ivec,iv,16);
-	} else {
-		if (STRICT_ALIGNMENT &&
-		    ((size_t)in|(size_t)out|(size_t)ivec)%sizeof(size_t) != 0) {
-			unsigned char c;
-			while (len>=16) {
-				(*block)(in, tmp.c, key);
-				for(n=0; n<16; ++n) {
-					c = in[n];
-					out[n] = tmp.c[n] ^ ivec[n];
-					ivec[n] = c;
-				}
-				len -= 16;
-				in  += 16;
-				out += 16;
-			}
-		}
-		else if (16%sizeof(size_t) == 0) { /* always true */
-			while (len>=16) {
-				size_t c, *out_t=(size_t *)out, *ivec_t=(size_t *)ivec;
-				const size_t *in_t=(const size_t *)in;
+                (*block) (in, out, key);
+                for (n = 0; n < 16 / sizeof(size_t); n++)
+                    out_t[n] ^= iv_t[n];
+                iv = in;
+                len -= 16;
+                in += 16;
+                out += 16;
+            }
+        }
+        memcpy(ivec, iv, 16);
+    } else {
+        if (STRICT_ALIGNMENT &&
+            ((size_t)in | (size_t)out | (size_t)ivec) % sizeof(size_t) != 0) {
+            unsigned char c;
+            while (len >= 16) {
+                (*block) (in, tmp.c, key);
+                for (n = 0; n < 16; ++n) {
+                    c = in[n];
+                    out[n] = tmp.c[n] ^ ivec[n];
+                    ivec[n] = c;
+                }
+                len -= 16;
+                in += 16;
+                out += 16;
+            }
+        } else if (16 % sizeof(size_t) == 0) { /* always true */
+            while (len >= 16) {
+                size_t c, *out_t = (size_t *)out, *ivec_t = (size_t *)ivec;
+                const size_t *in_t = (const size_t *)in;
 
-				(*block)(in, tmp.c, key);
-				for(n=0; n<16/sizeof(size_t); n++) {
-					c = in_t[n];
-					out_t[n] = tmp.t[n] ^ ivec_t[n];
-					ivec_t[n] = c;
-				}
-				len -= 16;
-				in  += 16;
-				out += 16;
-			}
-		}
-	}
+                (*block) (in, tmp.c, key);
+                for (n = 0; n < 16 / sizeof(size_t); n++) {
+                    c = in_t[n];
+                    out_t[n] = tmp.t[n] ^ ivec_t[n];
+                    ivec_t[n] = c;
+                }
+                len -= 16;
+                in += 16;
+                out += 16;
+            }
+        }
+    }
 #endif
-	while (len) {
-		unsigned char c;
-		(*block)(in, tmp.c, key);
-		for(n=0; n<16 && n<len; ++n) {
-			c = in[n];
-			out[n] = tmp.c[n] ^ ivec[n];
-			ivec[n] = c;
-		}
-		if (len<=16) {
-			for (; n<16; ++n)
-				ivec[n] = in[n];
-			break;
-		}
-		len -= 16;
-		in  += 16;
-		out += 16;
-	}
+    while (len) {
+        unsigned char c;
+        (*block) (in, tmp.c, key);
+        for (n = 0; n < 16 && n < len; ++n) {
+            c = in[n];
+            out[n] = tmp.c[n] ^ ivec[n];
+            ivec[n] = c;
+        }
+        if (len <= 16) {
+            for (; n < 16; ++n)
+                ivec[n] = in[n];
+            break;
+        }
+        len -= 16;
+        in += 16;
+        out += 16;
+    }
 }
-- 
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