OpenCoverage

bio_md.c

Absolute File Name:

/home/opencoverage/opencoverage/guest-scripts/libressl/src/crypto/evp/bio_md.c

Switch to Source code

Preprocessed file

Line Source Count

1 -

2 -

3 -

4 -

5 -

6 static int md_write(BIO *h, char const *buf, int num); -

7 static int md_read(BIO *h, char *buf, int size); -

8 -

9 static int md_gets(BIO *h, char *str, int size); -

10 static long md_ctrl(BIO *h, int cmd, long arg1, void *arg2); -

11 static int md_new(BIO *h); -

12 static int md_free(BIO *data); -

13 static long md_callback_ctrl(BIO *h, int cmd, bio_info_cb *fp); -

14 -

15 static const BIO_METHOD methods_md = { -

16 .type = (8|0x0200), -

17 .name = "message digest", -

18 .bwrite = md_write, -

19 .bread = md_read, -

20 .bgets = md_gets, -

21 .ctrl = md_ctrl, -

22 .create = md_new, -

23 .destroy = md_free, -

24 .callback_ctrl = md_callback_ctrl -

25 }; -

26 -

27 const BIO_METHOD * -

28 BIO_f_md(void) -

29 { -

return

executed 4 times by 1 test: return (&methods_md);

Executed by:

pkcs7test

(&methods_md);

executed 4 times by 1 test: return (&methods_md);

Executed by:

pkcs7test

31 } -

32 -

33 static int -

34 md_new(BIO *bi) -

35 { -

36 EVP_MD_CTX *ctx; -

37 -

38 ctx = EVP_MD_CTX_create(); -

if (ctx ==

ctx == ((void *)0)	Description
TRUE	never evaluated
FALSE	evaluated 4 times by 1 test Evaluated by: pkcs7test

0-4

((void *)0)

ctx == ((void *)0)	Description
TRUE	never evaluated
FALSE	evaluated 4 times by 1 test Evaluated by: pkcs7test

0-4

41 ) -

return

never executed: return (0);

(0);

never executed: return (0);

43 -

44 bi->init = 0; -

45 bi->ptr = (char *)ctx; -

46 bi->flags = 0; -

return

executed 4 times by 1 test: return (1);

Executed by:

pkcs7test

(1);

executed 4 times by 1 test: return (1);

Executed by:

pkcs7test

48 } -

49 -

50 static int -

51 md_free(BIO *a) -

52 { -

if (a ==

a == ((void *)0)	Description
TRUE	never evaluated
FALSE	evaluated 4 times by 1 test Evaluated by: pkcs7test

0-4

((void *)0)

a == ((void *)0)	Description
TRUE	never evaluated
FALSE	evaluated 4 times by 1 test Evaluated by: pkcs7test

0-4

55 ) -

return

never executed: return (0);

(0);

never executed: return (0);

57 EVP_MD_CTX_destroy(a->ptr); -

58 a->ptr = -

59 ((void *)0) -

60 ; -

61 a->init = 0; -

62 a->flags = 0; -

return

executed 4 times by 1 test: return (1);

Executed by:

pkcs7test

(1);

executed 4 times by 1 test: return (1);

Executed by:

pkcs7test

64 } -

65 -

66 static int -

67 md_read(BIO *b, char *out, int outl) -

68 { -

69 int ret = 0; -

70 EVP_MD_CTX *ctx; -

71 -

if (out ==

out == ((void *)0)	Description
TRUE	never evaluated
FALSE	evaluated 4 times by 1 test Evaluated by: pkcs7test

0-4

((void *)0)

out == ((void *)0)	Description
TRUE	never evaluated
FALSE	evaluated 4 times by 1 test Evaluated by: pkcs7test

0-4

74 ) -

return

never executed: return (0);

(0);

never executed: return (0);

76 ctx = b->ptr; -

77 -

if ((

(ctx == ((void *)0) )	Description
TRUE	never evaluated
FALSE	evaluated 4 times by 1 test Evaluated by: pkcs7test

ctx ==

(ctx == ((void *)0) )	Description
TRUE	never evaluated
FALSE	evaluated 4 times by 1 test Evaluated by: pkcs7test

0-4

((void *)0)

(ctx == ((void *)0) )	Description
TRUE	never evaluated
FALSE	evaluated 4 times by 1 test Evaluated by: pkcs7test

0-4

)

(ctx == ((void *)0) )	Description
TRUE	never evaluated
FALSE	evaluated 4 times by 1 test Evaluated by: pkcs7test

|| (

(b->next_bio == ((void *)0) )	Description
TRUE	never evaluated
FALSE	evaluated 4 times by 1 test Evaluated by: pkcs7test

b->next_bio ==

(b->next_bio == ((void *)0) )	Description
TRUE	never evaluated
FALSE	evaluated 4 times by 1 test Evaluated by: pkcs7test

0-4

((void *)0)

(b->next_bio == ((void *)0) )	Description
TRUE	never evaluated
FALSE	evaluated 4 times by 1 test Evaluated by: pkcs7test

0-4

)

(b->next_bio == ((void *)0) )	Description
TRUE	never evaluated
FALSE	evaluated 4 times by 1 test Evaluated by: pkcs7test

)

0-4

return

never executed: return (0);

(0);

never executed: return (0);

84 -

85 ret = BIO_read(b->next_bio, out, outl); -

if (b->init

b->init	Description
TRUE	evaluated 4 times by 1 test Evaluated by: pkcs7test
FALSE	never evaluated

) {

0-4

if (ret > 0

ret > 0	Description
TRUE	evaluated 2 times by 1 test Evaluated by: pkcs7test
FALSE	evaluated 2 times by 1 test Evaluated by: pkcs7test

) {

if (EVP_DigestUpdate(ctx, (unsigned char *)out,

EVP_DigestUpda... int)ret) <= 0	Description
TRUE	never evaluated
FALSE	evaluated 2 times by 1 test Evaluated by: pkcs7test

0-2

(unsigned int)ret) <= 0

EVP_DigestUpda... int)ret) <= 0	Description
TRUE	never evaluated
FALSE	evaluated 2 times by 1 test Evaluated by: pkcs7test

)

0-2

return

never executed: return (-1);

(-1);

never executed: return (-1);

}

executed 2 times by 1 test: end of block

Executed by:

pkcs7test

}

executed 4 times by 1 test: end of block

Executed by:

pkcs7test

93 BIO_clear_flags(b, ((0x01|0x02|0x04)|0x08)); -

94 BIO_copy_next_retry(b); -

return

executed 4 times by 1 test: return (ret);

Executed by:

pkcs7test

(ret);

executed 4 times by 1 test: return (ret);

Executed by:

pkcs7test

96 } -

97 -

98 static int -

99 md_write(BIO *b, const char *in, int inl) -

100 { -

101 int ret = 0; -

102 EVP_MD_CTX *ctx; -

103 -

104

if ((

(in == ((void *)0) )	Description
TRUE	never evaluated
FALSE	evaluated 2 times by 1 test Evaluated by: pkcs7test

in ==

(in == ((void *)0) )	Description
TRUE	never evaluated
FALSE	evaluated 2 times by 1 test Evaluated by: pkcs7test

0-2

105

((void *)0)

(in == ((void *)0) )	Description
TRUE	never evaluated
FALSE	evaluated 2 times by 1 test Evaluated by: pkcs7test

0-2

106

)

(in == ((void *)0) )	Description
TRUE	never evaluated
FALSE	evaluated 2 times by 1 test Evaluated by: pkcs7test

|| (

(inl <= 0)	Description
TRUE	never evaluated
FALSE	evaluated 2 times by 1 test Evaluated by: pkcs7test

inl <= 0)

(inl <= 0)	Description
TRUE	never evaluated
FALSE	evaluated 2 times by 1 test Evaluated by: pkcs7test

)

0-2

107

return

never executed: return (0);

(0);

never executed: return (0);

108 ctx = b->ptr; -

109 -

110

if ((

(ctx != ((void *)0) )	Description
TRUE	evaluated 2 times by 1 test Evaluated by: pkcs7test
FALSE	never evaluated

ctx !=

(ctx != ((void *)0) )	Description
TRUE	evaluated 2 times by 1 test Evaluated by: pkcs7test
FALSE	never evaluated

0-2

111

((void *)0)

(ctx != ((void *)0) )	Description
TRUE	evaluated 2 times by 1 test Evaluated by: pkcs7test
FALSE	never evaluated

0-2

112

)

(ctx != ((void *)0) )	Description
TRUE	evaluated 2 times by 1 test Evaluated by: pkcs7test
FALSE	never evaluated

&& (

(b->next_bio != ((void *)0) )	Description
TRUE	evaluated 2 times by 1 test Evaluated by: pkcs7test
FALSE	never evaluated

b->next_bio !=

(b->next_bio != ((void *)0) )	Description
TRUE	evaluated 2 times by 1 test Evaluated by: pkcs7test
FALSE	never evaluated

0-2

113

((void *)0)

(b->next_bio != ((void *)0) )	Description
TRUE	evaluated 2 times by 1 test Evaluated by: pkcs7test
FALSE	never evaluated

0-2

114

)

(b->next_bio != ((void *)0) )	Description
TRUE	evaluated 2 times by 1 test Evaluated by: pkcs7test
FALSE	never evaluated

)

0-2

115

ret = BIO_write(b->next_bio, in, inl);

executed 2 times by 1 test: ret = BIO_write(b->next_bio, in, inl);

Executed by:

pkcs7test

116

if (b->init

b->init	Description
TRUE	evaluated 2 times by 1 test Evaluated by: pkcs7test
FALSE	never evaluated

) {

0-2

117

if (ret > 0

ret > 0	Description
TRUE	evaluated 2 times by 1 test Evaluated by: pkcs7test
FALSE	never evaluated

) {

0-2

118

if (!EVP_DigestUpdate(ctx, (const unsigned char *)in,

!EVP_DigestUpd...igned int)ret)	Description
TRUE	never evaluated
FALSE	evaluated 2 times by 1 test Evaluated by: pkcs7test

0-2

119

(unsigned int)ret)

!EVP_DigestUpd...igned int)ret)	Description
TRUE	never evaluated
FALSE	evaluated 2 times by 1 test Evaluated by: pkcs7test

) {

0-2

120 BIO_clear_flags(b, ((0x01|0x02|0x04)|0x08)); -

121

return

never executed: return 0;

122 } -

123

}

executed 2 times by 1 test: end of block

Executed by:

pkcs7test

124

}

executed 2 times by 1 test: end of block

Executed by:

pkcs7test

125

if (b->next_bio !=

b->next_bio != ((void *)0)	Description
TRUE	evaluated 2 times by 1 test Evaluated by: pkcs7test
FALSE	never evaluated

0-2

126

((void *)0)

b->next_bio != ((void *)0)	Description
TRUE	evaluated 2 times by 1 test Evaluated by: pkcs7test
FALSE	never evaluated

0-2

127 ) { -

128 BIO_clear_flags(b, ((0x01|0x02|0x04)|0x08)); -

129 BIO_copy_next_retry(b); -

130

}

executed 2 times by 1 test: end of block

Executed by:

pkcs7test

131

return

executed 2 times by 1 test: return (ret);

Executed by:

pkcs7test

(ret);

executed 2 times by 1 test: return (ret);

Executed by:

pkcs7test

132 } -

133 -

134 static long -

135 md_ctrl(BIO *b, int cmd, long num, void *ptr) -

136 { -

137 EVP_MD_CTX *ctx, *dctx, **pctx; -

138 const EVP_MD **ppmd; -

139 EVP_MD *md; -

140 long ret = 1; -

141 BIO *dbio; -

142 -

143 ctx = b->ptr; -

144 -

145 switch (cmd) { -

146

case

never executed: case 1:

147

if (b->init

b->init	Description
TRUE	never evaluated
FALSE	never evaluated

)

148

ret = EVP_DigestInit_ex(ctx, ctx->digest,

never executed: ret = EVP_DigestInit_ex(ctx, ctx->digest, ((void *)0) );

149

((void *)0)

never executed: ret = EVP_DigestInit_ex(ctx, ctx->digest, ((void *)0) );

150

);

never executed: ret = EVP_DigestInit_ex(ctx, ctx->digest, ((void *)0) );

151 else -

152

ret = 0;

never executed: ret = 0;

153

if (ret > 0

ret > 0	Description
TRUE	never evaluated
FALSE	never evaluated

)

154

ret = BIO_ctrl(b->next_bio, cmd, num, ptr);

never executed: ret = BIO_ctrl(b->next_bio, cmd, num, ptr);

155

break;

never executed: break;

156

case

never executed: case 112:

112:

never executed: case 112:

157

if (b->init

b->init	Description
TRUE	never evaluated
FALSE	never evaluated

) {

158 ppmd = ptr; -

159 *ppmd = ctx->digest; -

160

}

never executed: end of block

else

161

ret = 0;

never executed: ret = 0;

162

break;

never executed: break;

163

case

executed 4 times by 1 test: case 120:

Executed by:

pkcs7test

120:

executed 4 times by 1 test: case 120:

Executed by:

pkcs7test

164 pctx = ptr; -

165 *pctx = ctx; -

166 b->init = 1; -

167

break;

executed 4 times by 1 test: break;

Executed by:

pkcs7test

168

case

never executed: case 148:

148:

never executed: case 148:

169

if (b->init

b->init	Description
TRUE	never evaluated
FALSE	never evaluated

)

170

b->ptr = ptr;

never executed: b->ptr = ptr;

171 else -

172

ret = 0;

never executed: ret = 0;

173

break;

never executed: break;

174

case

never executed: case 101:

101:

never executed: case 101:

175 BIO_clear_flags(b, ((0x01|0x02|0x04)|0x08)); -

176 ret = BIO_ctrl(b->next_bio, cmd, num, ptr); -

177 BIO_copy_next_retry(b); -

178

break;

never executed: break;

179 -

180

case

executed 4 times by 1 test: case 111:

Executed by:

pkcs7test

111:

executed 4 times by 1 test: case 111:

Executed by:

pkcs7test

181 md = ptr; -

182 ret = EVP_DigestInit_ex(ctx, md, -

183 ((void *)0) -

184 ); -

185

if (ret > 0

ret > 0	Description
TRUE	evaluated 4 times by 1 test Evaluated by: pkcs7test
FALSE	never evaluated

)

0-4

186

b->init = 1;

executed 4 times by 1 test: b->init = 1;

Executed by:

pkcs7test

187

break;

executed 4 times by 1 test: break;

Executed by:

pkcs7test

188

case

never executed: case 12:

12:

never executed: case 12:

189 dbio = ptr; -

190 dctx = dbio->ptr; -

191

if (!EVP_MD_CTX_copy_ex(dctx, ctx)

!EVP_MD_CTX_copy_ex(dctx, ctx)	Description
TRUE	never evaluated
FALSE	never evaluated

)

192

return

never executed: return 0;

193 b->init = 1; -

194

break;

never executed: break;

195

default

executed 12 times by 1 test: default:

Executed by:

pkcs7test

executed 12 times by 1 test: default:

Executed by:

pkcs7test

196 ret = BIO_ctrl(b->next_bio, cmd, num, ptr); -

197

break;

executed 12 times by 1 test: break;

Executed by:

pkcs7test

198 } -

199

return

executed 20 times by 1 test: return (ret);

Executed by:

pkcs7test

(ret);

executed 20 times by 1 test: return (ret);

Executed by:

pkcs7test

200 } -

201 -

202 static long -

203 md_callback_ctrl(BIO *b, int cmd, bio_info_cb *fp) -

204 { -

205 long ret = 1; -

206 -

207

if (b->next_bio ==

b->next_bio == ((void *)0)	Description
TRUE	never evaluated
FALSE	never evaluated

208

((void *)0)

b->next_bio == ((void *)0)	Description
TRUE	never evaluated
FALSE	never evaluated

209 ) -

210

return

never executed: return (0);

(0);

never executed: return (0);

211 switch (cmd) { -

212

default

never executed: default:

213 ret = BIO_callback_ctrl(b->next_bio, cmd, fp); -

214

break;

never executed: break;

215 } -

216

return

never executed: return (ret);

(ret);

never executed: return (ret);

217 } -

218 -

219 static int -

220 md_gets(BIO *bp, char *buf, int size) -

221 { -

222 EVP_MD_CTX *ctx; -

223 unsigned int ret; -

224 -

225 ctx = bp->ptr; -

226

if (size < ctx->digest->md_size

size < ctx->digest->md_size	Description
TRUE	never evaluated
FALSE	never evaluated

)

227

return

never executed: return (0);

(0);

never executed: return (0);

228

if (EVP_DigestFinal_ex(ctx, (unsigned char *)buf, &ret) <= 0

EVP_DigestFina...uf, &ret) <= 0	Description
TRUE	never evaluated
FALSE	never evaluated

)

229

return

never executed: return -1;

-1;

never executed: return -1;

230 -

231

return

never executed: return ((int)ret);

((int)ret);

never executed: return ((int)ret);

232 } -

Switch to Source code

Preprocessed file

Generated by Squish Coco 4.2.2