diff --git a/.gitignore b/.gitignore
index 782b392..2afcf7e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -6,5 +6,9 @@ sha-256.obj
 sha-256.dll
 sha-256.lib
 sha-256.exp
+tmp_smoke_sha/*
+tmp_verify_sha/*
+*.h
+*.tmp
+*.c
 
-sha-256.dll
diff --git a/sha-256.asm b/sha-256.asm
index a1e710a..ffb43c5 100644
--- a/sha-256.asm
+++ b/sha-256.asm
@@ -140,9 +140,9 @@ Sha256 proc CF_Addr:QWORD,CF_FullSize:QWORD,CF_CurrSize:QWORD,CF_digests:QWORD,C
 		movdqu myXMMSAVE+128,XMM14
 		movdqu myXMMSAVE+144,XMM15
 		mov myRnSAVE,r12
-		mov myRnSAVE+4,r13
-		mov myRnSAVE+8,r14
-		mov myRnSAVE+12,r15
+		mov myRnSAVE+8,r13
+		mov myRnSAVE+16,r14
+		mov myRnSAVE+24,r15
 	;если хэш по предложенному адресу = 0, запускаем Sha256Init
 		mov rax,qword ptr [r9]
 		add r9,8
@@ -190,6 +190,8 @@ Sha256 proc CF_Addr:QWORD,CF_FullSize:QWORD,CF_CurrSize:QWORD,CF_digests:QWORD,C
 		mov lastblocksize,1	;сообщаю, что произойдёт переполнение и блока будет 2 (1024 бита)
 		endingofsegment1:	;━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┓
 		lea rcx,lastblock	;rcx - указатель									┃
+		test rdx,rdx
+		jz end_endingofsegment2
 		endingofsegment2:	;													┃
 		mov bl,[rax]		;	перебрасываю хвост в локальную область			┃
 		mov [rcx],bl		;	оптимизировать!!! наверняка - жуткий тормоз!!!	┃
@@ -197,6 +199,7 @@ Sha256 proc CF_Addr:QWORD,CF_FullSize:QWORD,CF_CurrSize:QWORD,CF_digests:QWORD,C
 		inc rcx				;													┃
 		dec rdx				;													┃
 		jnz endingofsegment2;━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━┛
+		end_endingofsegment2:
 		mov BYTE ptr [rcx],128	;дописываю 1 и 7 бит
 		mov edx,endingOfSegment
 		inc rdx				;в rdx - длинна хвоста + 8 бит
@@ -314,9 +317,10 @@ Sha256 proc CF_Addr:QWORD,CF_FullSize:QWORD,CF_CurrSize:QWORD,CF_digests:QWORD,C
 		movdqu XMM14,myXMMSAVE+128
 		movdqu XMM15,myXMMSAVE+144
 		mov R12,myRnSAVE
-		mov R13,myRnSAVE+4
-		mov R14,myRnSAVE+8
-		mov R15,myRnSAVE+12
+		mov R13,myRnSAVE+8
+		mov R14,myRnSAVE+16
+		mov R15,myRnSAVE+24
+		xor eax,eax		; NULL (0) = success
 		ret
 Sha256 Endp
 ;Инициализация хэш функции, ввод исходных значений
@@ -6945,4 +6949,4 @@ CompCycle proc; Цикл сжатия. Вынес в отдельную проц
 			or r12,r11		;A=T1+T2
 		ret
 CompCycle Endp	
-end
\ No newline at end of file
+end
diff --git a/sha-256.dll b/sha-256.dll
index 44c7ea1..a4863bc 100644
Binary files a/sha-256.dll and b/sha-256.dll differ
diff --git a/sha-256.exp b/sha-256.exp
index 58339b1..a63972c 100644
Binary files a/sha-256.exp and b/sha-256.exp differ
diff --git a/sha-256.lib b/sha-256.lib
index bc54a5d..d66ca90 100644
Binary files a/sha-256.lib and b/sha-256.lib differ