engine/ccgost Win32 portability fixes.

engines/ccgost/gost89.c

@@ -164,8 +164,10 @@ void gostcrypt(gost_ctx *c, const byte *in, byte *out)
 	n2 ^= f(c,n1+c->k[3]); n1 ^= f(c,n2+c->k[2]);
 	n2 ^= f(c,n1+c->k[1]); n1 ^= f(c,n2+c->k[0]);
  
-	out[0] = (n2&0xff);  out[1] = (n2>>8)&0xff; out[2]=(n2>>16)&0xff; out[3]=n2>>24; 
-	out[4] = (n1&0xff);  out[5] = (n1>>8)&0xff; out[6]=(n1>>16)&0xff; out[7]=n1>>24;
+	out[0] = (byte)(n2&0xff);  out[1] = (byte)((n2>>8)&0xff);
+	out[2] = (byte)((n2>>16)&0xff); out[3]=(byte)(n2>>24); 
+	out[4] = (byte)(n1&0xff);  out[5] = (byte)((n1>>8)&0xff);
+	out[6] = (byte)((n1>>16)&0xff); out[7] = (byte)(n1>>24);
 	} 
 /* Low-level decryption routine. Decrypts one 64-bit block */
 void gostdecrypt(gost_ctx *c, const byte *in,byte *out)
@@ -193,8 +195,11 @@ void gostdecrypt(gost_ctx *c, const byte *in,byte *out)
 	n2 ^= f(c,n1+c->k[5]); n1 ^= f(c,n2+c->k[4]);
 	n2 ^= f(c,n1+c->k[3]); n1 ^= f(c,n2+c->k[2]);
 	n2 ^= f(c,n1+c->k[1]); n1 ^= f(c,n2+c->k[0]);
-	out[0] = (n2&0xff);  out[1] = (n2>>8)&0xff; out[2]=(n2>>16)&0xff; out[3]=n2>>24;
-	out[4] = (n1&0xff);  out[5] = (n1>>8)&0xff; out[6]=(n1>>16)&0xff; out[7]=n1>>24;
+
+	out[0] = (byte)(n2&0xff);  out[1] = (byte)((n2>>8)&0xff);
+	out[2] = (byte)((n2>>16)&0xff); out[3]=(byte)(n2>>24);
+	out[4] = (byte)(n1&0xff);  out[5] = (byte)((n1>>8)&0xff);
+	out[6] = (byte)((n1>>16)&0xff); out[7] = (byte)(n1>>24);
 	} 
 
 /* Encrypts several blocks in ECB mode */
@@ -280,10 +285,10 @@ void gost_get_key(gost_ctx *c, byte *k)
 	int i,j; 
 	for(i=0,j=0;i<8;i++,j+=4)
 		{
-		k[j]=c->k[i]& 0xFF;
-		k[j+1]=(c->k[i]>>8 )&0xFF;
-		k[j+2]=(c->k[i]>>16) &0xFF;
-		k[j+3]=(c->k[i]>>24) &0xFF;
+		k[j]=(byte)(c->k[i]& 0xFF);
+		k[j+1]=(byte)((c->k[i]>>8 )&0xFF);
+		k[j+2]=(byte)((c->k[i]>>16) &0xFF);
+		k[j+3]=(byte)((c->k[i]>>24) &0xFF);
 		}		
 	}
 
@@ -332,8 +337,10 @@ void mac_block(gost_ctx *c,byte *buffer,const  byte *block)
 	n2 ^= f(c,n1+c->k[4]); n1 ^= f(c,n2+c->k[5]);
 	n2 ^= f(c,n1+c->k[6]); n1 ^= f(c,n2+c->k[7]);
 
-	buffer[0] = (n1&0xff);  buffer[1] = (n1>>8)&0xff; buffer[2]=(n1>>16)&0xff; buffer[3]=n1>>24;
-	buffer[4] = (n2&0xff);  buffer[5] = (n2>>8)&0xff; buffer[6]=(n2>>16)&0xff; buffer[7]=n2>>24;
+	buffer[0] = (byte)(n1&0xff);  buffer[1] = (byte)((n1>>8)&0xff);
+	buffer[2] = (byte)((n1>>16)&0xff); buffer[3] = (byte)(n1>>24);
+	buffer[4] = (byte)(n2&0xff);  buffer[5] = (byte)((n2>>8)&0xff);
+	buffer[6] = (byte)((n2>>16)&0xff); buffer[7] = (byte)(n2>>24);
 	}
 
 /* Get mac with specified number of bits from MAC state buffer */

engines/ccgost/gost_crypt.c

@@ -233,13 +233,19 @@ static void gost_cnt_next (void *ctx, unsigned char *iv, unsigned char *buf)
 		}	
 	g = buf1[0]|(buf1[1]<<8)|(buf1[2]<<16)|(buf1[3]<<24);
 	g += 0x01010101;
-	buf1[0]=g&0xff; buf1[1]=(g>>8)&0xff; buf1[2]=(g>>16)&0xff; buf1[3]=(g>>24)&0xff;
+	buf1[0]=(unsigned char)(g&0xff);
+	buf1[1]=(unsigned char)((g>>8)&0xff);
+	buf1[2]=(unsigned char)((g>>16)&0xff);
+	buf1[3]=(unsigned char)((g>>24)&0xff);
 	g = buf1[4]|(buf1[5]<<8)|(buf1[6]<<16)|(buf1[7]<<24);
 	go = g;
 	g += 0x01010104;
 	if (go > g)      /*  overflow*/
 		g++;
-	buf1[4]=g&0xff; buf1[5]=(g>>8)&0xff; buf1[6]=(g>>16)&0xff; buf1[7]=(g>>24)&0xff;
+	buf1[4]=(unsigned char)(g&0xff);
+	buf1[5]=(unsigned char)((g>>8)&0xff);
+	buf1[6]=(unsigned char)((g>>16)&0xff);
+	buf1[7]=(unsigned char)((g>>24)&0xff);
 	memcpy(iv,buf1,8);
 	gostcrypt(&(c->cctx),buf1,buf);
 	c->count +=8;

engines/ccgost/gost_keywrap.c

@@ -44,8 +44,14 @@ void keyDiversifyCryptoPro(gost_ctx *ctx,const unsigned char *inputKey, const un
 				s2+=k;
 				}
 			}
-		S[0]=s1&0xff; S[1]=(s1>>8)&0xff; S[2]=(s1>>16)&0xff; S[3]=(s1>>24)&0xff; 
-		S[4]=s2&0xff; S[5]=(s2>>8)&0xff; S[6]=(s2>>16)&0xff; S[7]=(s2>>24)&0xff; 
+		S[0]=(unsigned char)(s1&0xff);
+		S[1]=(unsigned char)((s1>>8)&0xff);
+		S[2]=(unsigned char)((s1>>16)&0xff);
+		S[3]=(unsigned char)((s1>>24)&0xff); 
+		S[4]=(unsigned char)(s2&0xff);
+		S[5]=(unsigned char)((s2>>8)&0xff);
+		S[6]=(unsigned char)((s2>>16)&0xff);
+		S[7]=(unsigned char)((s2>>24)&0xff); 
 		gost_key(ctx,outputKey);
 		gost_enc_cfb(ctx,S,outputKey,outputKey,4);
 		}

engines/ccgost/gosthash.c

@@ -228,7 +228,7 @@ int finish_hash(gost_hash_ctx *ctx,byte *hashval)
 	byte buf[32];
 	byte H[32];
 	byte S[32];
-	long long fin_len=ctx->len;
+	ghosthash_len fin_len=ctx->len;
 	byte *bptr;
 	memcpy(H,ctx->H,32);
 	memcpy(S,ctx->S,32);
@@ -245,7 +245,7 @@ int finish_hash(gost_hash_ctx *ctx,byte *hashval)
 	fin_len<<=3; /* Hash length in BITS!!*/
 	while(fin_len>0)
 		{
-		*(bptr++)=fin_len&0xFF;
+		*(bptr++)=(byte)(fin_len&0xFF);
 		fin_len>>=8;
 		};
 	hash_step(ctx->cipher_ctx,H,buf);

engines/ccgost/gosthash.h

@@ -10,8 +10,17 @@
 #define GOSTHASH_H
 #include "gost89.h"
 #include <stdlib.h>
+
+#if (defined(_WIN32) || defined(_WIN64)) && !defined(__MINGW32__)
+typedef __int64 ghosthash_len;
+#elif defined(__arch64__)
+typedef long ghosthash_len;
+#else
+typedef long long ghosthash_len;
+#endif
+
 typedef struct gost_hash_ctx {
-		long long len;
+		ghosthash_len len;
 		gost_ctx *cipher_ctx;
 		int left;
 		byte H[32];