+ /* if padding exists, fill it out */
+ if (left > 0) {
+ for ( ; in < end && left < 8; in ++, left ++ )
+ state->padding |= ( ( u64 )*in ) << (left * 8);
+
+ if (in == end && left < 8)
+ /* we did not have enough input to fill out the padding completely */
+ return;
+
+#ifdef DEBUG
+ printf( "(%3d) v0 %08x %08x\n", ( int )state->inlen, ( u32 )( state->v0 >> 32 ), ( u32 )state->v0 );
+ printf( "(%3d) v1 %08x %08x\n", ( int )state->inlen, ( u32 )( state->v1 >> 32 ), ( u32 )state->v1 );
+ printf( "(%3d) v2 %08x %08x\n", ( int )state->inlen, ( u32 )( state->v2 >> 32 ), ( u32 )state->v2 );
+ printf( "(%3d) v3 %08x %08x\n", ( int )state->inlen, ( u32 )( state->v3 >> 32 ), ( u32 )state->v3 );
+ printf( "(%3d) compress padding %08x %08x\n", ( int )state->inlen, ( u32 )( state->padding >> 32 ), ( u32 )state->padding );
+#endif
+ state->v3 ^= state->padding;
+ SIPROUND(state);
+ SIPROUND(state);
+ state->v0 ^= state->padding;
+
+ state->padding = 0;
+ }
+
+ end -= ( state->inlen % sizeof (u64) );
+
+ for ( ; in < end; in += 8 )