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cfb64enc.c

Absolute File Name:/home/opencoverage/opencoverage/guest-scripts/libressl/src/crypto/des/cfb64enc.c
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7void DES_cfb64_encrypt(const unsigned char *in, unsigned char *out,-
8 long length, DES_key_schedule *schedule,-
9 DES_cblock *ivec, int *num, int enc)-
10 {-
11 unsigned int v0,v1;-
12 long l=length;-
13 int n= *num;-
14 unsigned int ti[2];-
15 unsigned char *iv,c,cc;-
16-
17 iv = &(*ivec)[0];-
18 if (enc
encDescription
TRUEevaluated 4 times by 2 tests
Evaluated by:
  • destest
  • libcrypto.so.44.0.1
FALSEevaluated 4 times by 2 tests
Evaluated by:
  • destest
  • libcrypto.so.44.0.1
)		4
19 {-
20 while (l--
l--Description
TRUEevaluated 1800 times by 2 tests
Evaluated by:
  • destest
  • libcrypto.so.44.0.1
FALSEevaluated 4 times by 2 tests
Evaluated by:
  • destest
  • libcrypto.so.44.0.1
)		4-1800
21 {-
22 if (n == 0
n == 0Description
TRUEevaluated 225 times by 2 tests
Evaluated by:
  • destest
  • libcrypto.so.44.0.1
FALSEevaluated 1575 times by 2 tests
Evaluated by:
  • destest
  • libcrypto.so.44.0.1
)		225-1575
23 {-
24 (v0 =((unsigned int)(*((iv)++))) , v0|=((unsigned int)(*((iv)++)))<< 8L, v0|=((unsigned int)(*((iv)++)))<<16L, v0|=((unsigned int)(*((iv)++)))<<24L); ti[0]=v0;-
25 (v1 =((unsigned int)(*((iv)++))) , v1|=((unsigned int)(*((iv)++)))<< 8L, v1|=((unsigned int)(*((iv)++)))<<16L, v1|=((unsigned int)(*((iv)++)))<<24L); ti[1]=v1;-
26 DES_encrypt1(ti,schedule,1);-
27 iv = &(*ivec)[0];-
28 v0=ti[0]; (*((iv)++)=(unsigned char)(((v0) )&0xff), *((iv)++)=(unsigned char)(((v0)>> 8L)&0xff), *((iv)++)=(unsigned char)(((v0)>>16L)&0xff), *((iv)++)=(unsigned char)(((v0)>>24L)&0xff));-
29 v0=ti[1]; (*((iv)++)=(unsigned char)(((v0) )&0xff), *((iv)++)=(unsigned char)(((v0)>> 8L)&0xff), *((iv)++)=(unsigned char)(((v0)>>16L)&0xff), *((iv)++)=(unsigned char)(((v0)>>24L)&0xff));-
30 iv = &(*ivec)[0];-
31 }
executed 225 times by 2 tests: end of block
Executed by:
  • destest
  • libcrypto.so.44.0.1
225
32 c= *(in++)^iv[n];-
33 *(out++)=c;-
34 iv[n]=c;-
35 n=(n+1)&0x07;-
36 }
executed 1800 times by 2 tests: end of block
Executed by:
  • destest
  • libcrypto.so.44.0.1
1800
37 }
executed 4 times by 2 tests: end of block
Executed by:
  • destest
  • libcrypto.so.44.0.1
4
38 else-
39 {-
40 while (l--
l--Description
TRUEevaluated 1800 times by 2 tests
Evaluated by:
  • destest
  • libcrypto.so.44.0.1
FALSEevaluated 4 times by 2 tests
Evaluated by:
  • destest
  • libcrypto.so.44.0.1
)		4-1800
41 {-
42 if (n == 0
n == 0Description
TRUEevaluated 225 times by 2 tests
Evaluated by:
  • destest
  • libcrypto.so.44.0.1
FALSEevaluated 1575 times by 2 tests
Evaluated by:
  • destest
  • libcrypto.so.44.0.1
)		225-1575
43 {-
44 (v0 =((unsigned int)(*((iv)++))) , v0|=((unsigned int)(*((iv)++)))<< 8L, v0|=((unsigned int)(*((iv)++)))<<16L, v0|=((unsigned int)(*((iv)++)))<<24L); ti[0]=v0;-
45 (v1 =((unsigned int)(*((iv)++))) , v1|=((unsigned int)(*((iv)++)))<< 8L, v1|=((unsigned int)(*((iv)++)))<<16L, v1|=((unsigned int)(*((iv)++)))<<24L); ti[1]=v1;-
46 DES_encrypt1(ti,schedule,1);-
47 iv = &(*ivec)[0];-
48 v0=ti[0]; (*((iv)++)=(unsigned char)(((v0) )&0xff), *((iv)++)=(unsigned char)(((v0)>> 8L)&0xff), *((iv)++)=(unsigned char)(((v0)>>16L)&0xff), *((iv)++)=(unsigned char)(((v0)>>24L)&0xff));-
49 v0=ti[1]; (*((iv)++)=(unsigned char)(((v0) )&0xff), *((iv)++)=(unsigned char)(((v0)>> 8L)&0xff), *((iv)++)=(unsigned char)(((v0)>>16L)&0xff), *((iv)++)=(unsigned char)(((v0)>>24L)&0xff));-
50 iv = &(*ivec)[0];-
51 }
executed 225 times by 2 tests: end of block
Executed by:
  • destest
  • libcrypto.so.44.0.1
225
52 cc= *(in++);-
53 c=iv[n];-
54 iv[n]=cc;-
55 *(out++)=c^cc;-
56 n=(n+1)&0x07;-
57 }
executed 1800 times by 2 tests: end of block
Executed by:
  • destest
  • libcrypto.so.44.0.1
1800
58 }
executed 4 times by 2 tests: end of block
Executed by:
  • destest
  • libcrypto.so.44.0.1
4
59 v0=v1=ti[0]=ti[1]=c=cc=0;-
60 *num=n;-
61 }
executed 8 times by 2 tests: end of block
Executed by:
  • destest
  • libcrypto.so.44.0.1
8
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