OpenCoverage

sshbuf.c

Absolute File Name:

/home/opencoverage/opencoverage/guest-scripts/openssh/src/sshbuf.c

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Preprocessed file

Line Source Count

1 -

2 -

3 -

4 -

5 -

6 -

7 -

8 static inline int -

9 sshbuf_check_sanity(const struct sshbuf *buf) -

10 { -

11 ; -

if (__builtin_expect(((buf ==

__builtin_expe...ize) != 0), 0)	Description
TRUE	never evaluated
FALSE	evaluated 49736721 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

0-49736721

((void *)0)

__builtin_expe...ize) != 0), 0)	Description
TRUE	never evaluated
FALSE	evaluated 49736721 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

0-49736721

|| (!buf->readonly && buf->d != buf->cd) || buf->refcount < 1 || buf->refcount > 0x100000 || buf->cd ==

__builtin_expe...ize) != 0), 0)	Description
TRUE	never evaluated
FALSE	evaluated 49736721 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

0-49736721

((void *)0)

__builtin_expe...ize) != 0), 0)	Description
TRUE	never evaluated
FALSE	evaluated 49736721 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

0-49736721

|| buf->max_size > 0x8000000 || buf->alloc > buf->max_size || buf->size > buf->alloc || buf->off > buf->size) != 0), 0)

__builtin_expe...ize) != 0), 0)	Description
TRUE	never evaluated
FALSE	evaluated 49736721 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

0-49736721

17 -

18 -

19 -

20 -

21 -

22 -

23 ) { -

24 -

25 ; -

26 mysignal( -

27 11 -

28 , -

29 ((__sighandler_t) 0) -

30 ); -

31 raise( -

32 11 -

33 ); -

return

never executed: return -1;

-1;

never executed: return -1;

35 } -

return

executed 49736721 times by 6 tests: return 0;

Executed by:

ssh-keygen
sshd
test_hostkeys
test_kex
test_sshbuf
test_sshkey

executed 49736721 times by 6 tests: return 0;

Executed by:

ssh-keygen
sshd
test_hostkeys
test_kex
test_sshbuf
test_sshkey

49736721

37 } -

38 -

39 static void -

40 sshbuf_maybe_pack(struct sshbuf *buf, int force) -

41 { -

42 ; -

43 ; -

if (buf->off == 0

buf->off == 0	Description
TRUE	evaluated 9797402 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey
FALSE	evaluated 62084 times by 1 test Evaluated by: test_sshbuf

|| buf->readonly

buf->readonly	Description
TRUE	never evaluated
FALSE	evaluated 62084 times by 1 test Evaluated by: test_sshbuf

|| buf->refcount > 1

buf->refcount > 1	Description
TRUE	never evaluated
FALSE	evaluated 62084 times by 1 test Evaluated by: test_sshbuf

)

0-9797402

return;

executed 9797402 times by 6 tests: return;

Executed by:

ssh-keygen
sshd
test_hostkeys
test_kex
test_sshbuf
test_sshkey

9797402

if (force

force	Description
TRUE	evaluated 16536 times by 1 test Evaluated by: test_sshbuf
FALSE	evaluated 45548 times by 1 test Evaluated by: test_sshbuf

16536-45548

(buf->off >= 8192

buf->off >= 8192	Description
TRUE	evaluated 112 times by 1 test Evaluated by: test_sshbuf
FALSE	evaluated 45436 times by 1 test Evaluated by: test_sshbuf

&& buf->off >= buf->size / 2

buf->off >= buf->size / 2	Description
TRUE	evaluated 112 times by 1 test Evaluated by: test_sshbuf
FALSE	never evaluated

)) {

0-45436

48 memmove(buf->d, buf->d + buf->off, buf->size - buf->off); -

49 buf->size -= buf->off; -

50 buf->off = 0; -

51 ; -

}

executed 16648 times by 1 test: end of block

Executed by:

test_sshbuf

16648

}

executed 62084 times by 1 test: end of block

Executed by:

test_sshbuf

62084

54 -

55 struct sshbuf * -

56 sshbuf_new(void) -

57 { -

58 struct sshbuf *ret; -

59 -

if ((

(ret = calloc(...== ((void *)0)	Description
TRUE	never evaluated
FALSE	evaluated 2058693 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

ret = calloc(sizeof(*ret), 1)) ==

(ret = calloc(...== ((void *)0)	Description
TRUE	never evaluated
FALSE	evaluated 2058693 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

0-2058693

((void *)0)

(ret = calloc(...== ((void *)0)	Description
TRUE	never evaluated
FALSE	evaluated 2058693 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

0-2058693

62 ) -

return

never executed: return ((void *)0) ;

((void *)0)

never executed: return ((void *)0) ;

;

never executed: return ((void *)0) ;

66 ret->alloc = 256; -

67 ret->max_size = 0x8000000; -

68 ret->readonly = 0; -

69 ret->refcount = 1; -

70 ret->parent = -

71 ((void *)0) -

72 ; -

if ((

(ret->cd = ret...== ((void *)0)	Description
TRUE	never evaluated
FALSE	evaluated 2058693 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

ret->cd = ret->d = calloc(1, ret->alloc)) ==

(ret->cd = ret...== ((void *)0)	Description
TRUE	never evaluated
FALSE	evaluated 2058693 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

0-2058693

((void *)0)

(ret->cd = ret...== ((void *)0)	Description
TRUE	never evaluated
FALSE	evaluated 2058693 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

0-2058693

75 ) { -

76 free(ret); -

return

never executed: return ((void *)0) ;

((void *)0)

never executed: return ((void *)0) ;

;

never executed: return ((void *)0) ;

80 } -

return

executed 2058693 times by 6 tests: return ret;

Executed by:

ssh-keygen
sshd
test_hostkeys
test_kex
test_sshbuf
test_sshkey

ret;

executed 2058693 times by 6 tests: return ret;

Executed by:

ssh-keygen
sshd
test_hostkeys
test_kex
test_sshbuf
test_sshkey

2058693

82 } -

83 -

84 struct sshbuf * -

85 sshbuf_from(const void *blob, size_t len) -

86 { -

87 struct sshbuf *ret; -

88 -

if (blob ==

blob == ((void *)0)	Description
TRUE	never evaluated
FALSE	evaluated 265205 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

0-265205

((void *)0)

blob == ((void *)0)	Description
TRUE	never evaluated
FALSE	evaluated 265205 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

0-265205

|| len > 0x8000000

len > 0x8000000	Description
TRUE	never evaluated
FALSE	evaluated 265205 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

0-265205

(

(ret = calloc(...== ((void *)0)	Description
TRUE	never evaluated
FALSE	evaluated 265205 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

ret = calloc(sizeof(*ret), 1)) ==

(ret = calloc(...== ((void *)0)	Description
TRUE	never evaluated
FALSE	evaluated 265205 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

0-265205

((void *)0)

(ret = calloc(...== ((void *)0)	Description
TRUE	never evaluated
FALSE	evaluated 265205 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

0-265205

94 ) -

return

never executed: return ((void *)0) ;

((void *)0)

never executed: return ((void *)0) ;

;

never executed: return ((void *)0) ;

98 ret->alloc = ret->size = ret->max_size = len; -

99 ret->readonly = 1; -

100 ret->refcount = 1; -

101 ret->parent = -

102 ((void *)0) -

103 ; -

104 ret->cd = blob; -

105 ret->d = -

106 ((void *)0) -

107 ; -

108

return

executed 265205 times by 6 tests: return ret;

Executed by:

ssh-keygen
sshd
test_hostkeys
test_kex
test_sshbuf
test_sshkey

ret;

executed 265205 times by 6 tests: return ret;

Executed by:

ssh-keygen
sshd
test_hostkeys
test_kex
test_sshbuf
test_sshkey

265205

109 } -

110 -

111 int -

112 sshbuf_set_parent(struct sshbuf *child, struct sshbuf *parent) -

113 { -

114 int r; -

115 -

116

if ((

(r = sshbuf_ch...y(child)) != 0	Description
TRUE	never evaluated
FALSE	evaluated 132747 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

r = sshbuf_check_sanity(child)) != 0

(r = sshbuf_ch...y(child)) != 0	Description
TRUE	never evaluated
FALSE	evaluated 132747 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

0-132747

117

(

(r = sshbuf_ch...(parent)) != 0	Description
TRUE	never evaluated
FALSE	evaluated 132747 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

r = sshbuf_check_sanity(parent)) != 0

(r = sshbuf_ch...(parent)) != 0	Description
TRUE	never evaluated
FALSE	evaluated 132747 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

)

0-132747

118

return

never executed: return r;

119 child->parent = parent; -

120 child->parent->refcount++; -

121

return

executed 132747 times by 6 tests: return 0;

Executed by:

ssh-keygen
sshd
test_hostkeys
test_kex
test_sshbuf
test_sshkey

executed 132747 times by 6 tests: return 0;

Executed by:

ssh-keygen
sshd
test_hostkeys
test_kex
test_sshbuf
test_sshkey

132747

122 } -

123 -

124 struct sshbuf * -

125 sshbuf_fromb(struct sshbuf *buf) -

126 { -

127 struct sshbuf *ret; -

128 -

129

if (sshbuf_check_sanity(buf) != 0

sshbuf_check_sanity(buf) != 0	Description
TRUE	never evaluated
FALSE	evaluated 43764 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

)

0-43764

130

return

never executed: return ((void *)0) ;

131

((void *)0)

never executed: return ((void *)0) ;

132

;

never executed: return ((void *)0) ;

133

if ((

(ret = sshbuf_...== ((void *)0)	Description
TRUE	never evaluated
FALSE	evaluated 43764 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

ret = sshbuf_from(sshbuf_ptr(buf), sshbuf_len(buf))) ==

(ret = sshbuf_...== ((void *)0)	Description
TRUE	never evaluated
FALSE	evaluated 43764 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

0-43764

134

((void *)0)

(ret = sshbuf_...== ((void *)0)	Description
TRUE	never evaluated
FALSE	evaluated 43764 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

0-43764

135 ) -

136

return

never executed: return ((void *)0) ;

137

((void *)0)

never executed: return ((void *)0) ;

138

;

never executed: return ((void *)0) ;

139

if (sshbuf_set_parent(ret, buf) != 0

sshbuf_set_par...ret, buf) != 0	Description
TRUE	never evaluated
FALSE	evaluated 43764 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

) {

0-43764

140 sshbuf_free(ret); -

141

return

never executed: return ((void *)0) ;

142

((void *)0)

never executed: return ((void *)0) ;

143

;

never executed: return ((void *)0) ;

144 } -

145

return

executed 43764 times by 6 tests: return ret;

Executed by:

ssh-keygen
sshd
test_hostkeys
test_kex
test_sshbuf
test_sshkey

ret;

executed 43764 times by 6 tests: return ret;

Executed by:

ssh-keygen
sshd
test_hostkeys
test_kex
test_sshbuf
test_sshkey

43764

146 } -

147 -

148 void -

149 sshbuf_free(struct sshbuf *buf) -

150 { -

151

if (buf ==

buf == ((void *)0)	Description
TRUE	evaluated 2564902 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey
FALSE	evaluated 2456643 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

2456643-2564902

152

((void *)0)

buf == ((void *)0)	Description
TRUE	evaluated 2564902 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey
FALSE	evaluated 2456643 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

2456643-2564902

153 ) -

154

return;

executed 2564902 times by 6 tests: return;

Executed by:

ssh-keygen
sshd
test_hostkeys
test_kex
test_sshbuf
test_sshkey

2564902

155 -

156 -

157 -

158 -

159 -

160 -

161

if (sshbuf_check_sanity(buf) != 0

sshbuf_check_sanity(buf) != 0	Description
TRUE	never evaluated
FALSE	evaluated 2456643 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

)

0-2456643

162

return;

never executed: return;

163 -

164 -

165 -

166 -

167 sshbuf_free(buf->parent); -

168 buf->parent = -

169 ((void *)0) -

170 ; -

171 -

172 -

173 -

174 -

175 -

176 buf->refcount--; -

177

if (buf->refcount > 0

buf->refcount > 0	Description
TRUE	evaluated 132747 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey
FALSE	evaluated 2323896 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

)

132747-2323896

178

return;

executed 132747 times by 6 tests: return;

Executed by:

ssh-keygen
sshd
test_hostkeys
test_kex
test_sshbuf
test_sshkey

132747

179

if (!buf->readonly

!buf->readonly	Description
TRUE	evaluated 2058691 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey
FALSE	evaluated 265205 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

) {

265205-2058691

180 explicit_bzero(buf->d, buf->alloc); -

181 free(buf->d); -

182

}

executed 2058691 times by 6 tests: end of block

Executed by:

ssh-keygen
sshd
test_hostkeys
test_kex
test_sshbuf
test_sshkey

2058691

183 explicit_bzero(buf, sizeof(*buf)); -

184 free(buf); -

185

}

executed 2323896 times by 6 tests: end of block

Executed by:

ssh-keygen
sshd
test_hostkeys
test_kex
test_sshbuf
test_sshkey

2323896

186 -

187 void -

188 sshbuf_reset(struct sshbuf *buf) -

189 { -

190 u_char *d; -

191 -

192

if (buf->readonly

buf->readonly	Description
TRUE	never evaluated
FALSE	evaluated 258629 times by 5 tests Evaluated by: ssh-keygen sshd test_kex test_sshbuf test_sshkey

|| buf->refcount > 1

buf->refcount > 1	Description
TRUE	never evaluated
FALSE	evaluated 258629 times by 5 tests Evaluated by: ssh-keygen sshd test_kex test_sshbuf test_sshkey

) {

0-258629

193 -

194 buf->off = buf->size; -

195

return;

never executed: return;

196 } -

197 (void) sshbuf_check_sanity(buf); -

198 buf->off = buf->size = 0; -

199

if (buf->alloc != 256

buf->alloc != 256	Description
TRUE	evaluated 227377 times by 4 tests Evaluated by: sshd test_kex test_sshbuf test_sshkey
FALSE	evaluated 31252 times by 4 tests Evaluated by: ssh-keygen sshd test_kex test_sshkey

) {

31252-227377

200

if ((

(d = recalloca...!= ((void *)0)	Description
TRUE	evaluated 227377 times by 4 tests Evaluated by: sshd test_kex test_sshbuf test_sshkey
FALSE	never evaluated

d = recallocarray(buf->d, buf->alloc, 256,

(d = recalloca...!= ((void *)0)	Description
TRUE	evaluated 227377 times by 4 tests Evaluated by: sshd test_kex test_sshbuf test_sshkey
FALSE	never evaluated

0-227377

201

1)) !=

(d = recalloca...!= ((void *)0)	Description
TRUE	evaluated 227377 times by 4 tests Evaluated by: sshd test_kex test_sshbuf test_sshkey
FALSE	never evaluated

0-227377

202

((void *)0)

(d = recalloca...!= ((void *)0)	Description
TRUE	evaluated 227377 times by 4 tests Evaluated by: sshd test_kex test_sshbuf test_sshkey
FALSE	never evaluated

0-227377

203 ) { -

204 buf->cd = buf->d = d; -

205 buf->alloc = 256; -

206

}

executed 227377 times by 4 tests: end of block

Executed by:

sshd
test_kex
test_sshbuf
test_sshkey

227377

207

}

executed 227377 times by 4 tests: end of block

Executed by:

sshd
test_kex
test_sshbuf
test_sshkey

227377

208 explicit_bzero(buf->d, 256); -

209

}

executed 258629 times by 5 tests: end of block

Executed by:

ssh-keygen
sshd
test_kex
test_sshbuf
test_sshkey

258629

210 -

211 size_t -

212 sshbuf_max_size(const struct sshbuf *buf) -

213 { -

214

return

executed 315020 times by 1 test: return buf->max_size;

Executed by:

test_sshbuf

buf->max_size;

executed 315020 times by 1 test: return buf->max_size;

Executed by:

test_sshbuf

315020

215 } -

216 -

217 size_t -

218 sshbuf_alloc(const struct sshbuf *buf) -

219 { -

220

return

executed 1 time by 1 test: return buf->alloc;

Executed by:

test_sshbuf

buf->alloc;

executed 1 time by 1 test: return buf->alloc;

Executed by:

test_sshbuf

221 } -

222 -

223 const struct sshbuf * -

224 sshbuf_parent(const struct sshbuf *buf) -

225 { -

226

return

executed 3 times by 1 test: return buf->parent;

Executed by:

test_sshbuf

buf->parent;

executed 3 times by 1 test: return buf->parent;

Executed by:

test_sshbuf

227 } -

228 -

229 u_int -

230 sshbuf_refcount(const struct sshbuf *buf) -

231 { -

232

return

executed 3 times by 1 test: return buf->refcount;

Executed by:

test_sshbuf

buf->refcount;

executed 3 times by 1 test: return buf->refcount;

Executed by:

test_sshbuf

233 } -

234 -

235 int -

236 sshbuf_set_max_size(struct sshbuf *buf, size_t max_size) -

237 { -

238 size_t rlen; -

239 u_char *dp; -

240 int r; -

241 -

242 ; -

243

if ((

(r = sshbuf_ch...ity(buf)) != 0	Description
TRUE	never evaluated
FALSE	evaluated 26457 times by 1 test Evaluated by: test_sshbuf

r = sshbuf_check_sanity(buf)) != 0

(r = sshbuf_ch...ity(buf)) != 0	Description
TRUE	never evaluated
FALSE	evaluated 26457 times by 1 test Evaluated by: test_sshbuf

)

0-26457

244

return

never executed: return r;

245

if (max_size == buf->max_size

max_size == buf->max_size	Description
TRUE	evaluated 1 time by 1 test Evaluated by: test_sshbuf
FALSE	evaluated 26456 times by 1 test Evaluated by: test_sshbuf

)

1-26456

246

return

executed 1 time by 1 test: return 0;

Executed by:

test_sshbuf

executed 1 time by 1 test: return 0;

Executed by:

test_sshbuf

247

if (buf->readonly

buf->readonly	Description
TRUE	evaluated 1 time by 1 test Evaluated by: test_sshbuf
FALSE	evaluated 26455 times by 1 test Evaluated by: test_sshbuf

|| buf->refcount > 1

buf->refcount > 1	Description
TRUE	never evaluated
FALSE	evaluated 26455 times by 1 test Evaluated by: test_sshbuf

)

0-26455

248

return

executed 1 time by 1 test: return -49;

Executed by:

test_sshbuf

-49;

executed 1 time by 1 test: return -49;

Executed by:

test_sshbuf

249

if (max_size > 0x8000000

max_size > 0x8000000	Description
TRUE	never evaluated
FALSE	evaluated 26455 times by 1 test Evaluated by: test_sshbuf

)

0-26455

250

return

never executed: return -9;

-9;

never executed: return -9;

251 -

252 sshbuf_maybe_pack(buf, max_size < buf->size); -

253

if (max_size < buf->alloc

max_size < buf->alloc	Description
TRUE	evaluated 15829 times by 1 test Evaluated by: test_sshbuf
FALSE	evaluated 10626 times by 1 test Evaluated by: test_sshbuf

&& max_size > buf->size

max_size > buf->size	Description
TRUE	evaluated 5581 times by 1 test Evaluated by: test_sshbuf
FALSE	evaluated 10248 times by 1 test Evaluated by: test_sshbuf

) {

5581-15829

254

if (buf->size < 256

buf->size < 256	Description
TRUE	evaluated 197 times by 1 test Evaluated by: test_sshbuf
FALSE	evaluated 5384 times by 1 test Evaluated by: test_sshbuf

)

197-5384

255

rlen = 256;

executed 197 times by 1 test: rlen = 256;

Executed by:

test_sshbuf

197

256 else -

257

rlen = ((((buf->size)+((256)-1))/(256))*(256));

executed 5384 times by 1 test: rlen = ((((buf->size)+((256)-1))/(256))*(256));

Executed by:

test_sshbuf

5384

258

if (rlen > max_size

rlen > max_size	Description
TRUE	evaluated 379 times by 1 test Evaluated by: test_sshbuf
FALSE	evaluated 5202 times by 1 test Evaluated by: test_sshbuf

)

379-5202

259

rlen = max_size;

executed 379 times by 1 test: rlen = max_size;

Executed by:

test_sshbuf

379

260 ; -

261

if ((

(dp = recalloc...== ((void *)0)	Description
TRUE	never evaluated
FALSE	evaluated 5581 times by 1 test Evaluated by: test_sshbuf

dp = recallocarray(buf->d, buf->alloc, rlen, 1)) ==

(dp = recalloc...== ((void *)0)	Description
TRUE	never evaluated
FALSE	evaluated 5581 times by 1 test Evaluated by: test_sshbuf

0-5581

262

((void *)0)

(dp = recalloc...== ((void *)0)	Description
TRUE	never evaluated
FALSE	evaluated 5581 times by 1 test Evaluated by: test_sshbuf

0-5581

263 ) -

264

return

never executed: return -2;

-2;

never executed: return -2;

265 buf->cd = buf->d = dp; -

266 buf->alloc = rlen; -

267

}

executed 5581 times by 1 test: end of block

Executed by:

test_sshbuf

5581

268 ; -

269

if (max_size < buf->alloc

max_size < buf->alloc	Description
TRUE	evaluated 10248 times by 1 test Evaluated by: test_sshbuf
FALSE	evaluated 16207 times by 1 test Evaluated by: test_sshbuf

)

10248-16207

270

return

executed 10248 times by 1 test: return -9;

Executed by:

test_sshbuf

-9;

executed 10248 times by 1 test: return -9;

Executed by:

test_sshbuf

10248

271 buf->max_size = max_size; -

272

return

executed 16207 times by 1 test: return 0;

Executed by:

test_sshbuf

executed 16207 times by 1 test: return 0;

Executed by:

test_sshbuf

16207

273 } -

274 -

275 size_t -

276 sshbuf_len(const struct sshbuf *buf) -

277 { -

278

if (sshbuf_check_sanity(buf) != 0

sshbuf_check_sanity(buf) != 0	Description
TRUE	never evaluated
FALSE	evaluated 16980196 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

)

0-16980196

279

return

never executed: return 0;

280

return

executed 16980196 times by 6 tests: return buf->size - buf->off;

Executed by:

ssh-keygen
sshd
test_hostkeys
test_kex
test_sshbuf
test_sshkey

buf->size - buf->off;

executed 16980196 times by 6 tests: return buf->size - buf->off;

Executed by:

ssh-keygen
sshd
test_hostkeys
test_kex
test_sshbuf
test_sshkey

16980196

281 } -

282 -

283 size_t -

284 sshbuf_avail(const struct sshbuf *buf) -

285 { -

286

if (sshbuf_check_sanity(buf) != 0

sshbuf_check_sanity(buf) != 0	Description
TRUE	never evaluated
FALSE	evaluated 471423 times by 1 test Evaluated by: test_sshbuf

|| buf->readonly

buf->readonly	Description
TRUE	evaluated 1 time by 1 test Evaluated by: test_sshbuf
FALSE	evaluated 471422 times by 1 test Evaluated by: test_sshbuf

|| buf->refcount > 1

buf->refcount > 1	Description
TRUE	never evaluated
FALSE	evaluated 471422 times by 1 test Evaluated by: test_sshbuf

)

0-471423

287

return

executed 1 time by 1 test: return 0;

Executed by:

test_sshbuf

executed 1 time by 1 test: return 0;

Executed by:

test_sshbuf

288

return

executed 471422 times by 1 test: return buf->max_size - (buf->size - buf->off);

Executed by:

test_sshbuf

buf->max_size - (buf->size - buf->off);

executed 471422 times by 1 test: return buf->max_size - (buf->size - buf->off);

Executed by:

test_sshbuf

471422

289 } -

290 -

291 const u_char * -

292 sshbuf_ptr(const struct sshbuf *buf) -

293 { -

294

if (sshbuf_check_sanity(buf) != 0

sshbuf_check_sanity(buf) != 0	Description
TRUE	never evaluated
FALSE	evaluated 11919937 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

)

0-11919937

295

return

never executed: return ((void *)0) ;

296

((void *)0)

never executed: return ((void *)0) ;

297

;

never executed: return ((void *)0) ;

298

return

executed 11919937 times by 6 tests: return buf->cd + buf->off;

Executed by:

ssh-keygen
sshd
test_hostkeys
test_kex
test_sshbuf
test_sshkey

buf->cd + buf->off;

executed 11919937 times by 6 tests: return buf->cd + buf->off;

Executed by:

ssh-keygen
sshd
test_hostkeys
test_kex
test_sshbuf
test_sshkey

11919937

299 } -

300 -

301 u_char * -

302 sshbuf_mutable_ptr(const struct sshbuf *buf) -

303 { -

304

if (sshbuf_check_sanity(buf) != 0

sshbuf_check_sanity(buf) != 0	Description
TRUE	never evaluated
FALSE	evaluated 1386 times by 4 tests Evaluated by: ssh-keygen test_kex test_sshbuf test_sshkey

|| buf->readonly

buf->readonly	Description
TRUE	evaluated 2 times by 1 test Evaluated by: test_sshbuf
FALSE	evaluated 1384 times by 4 tests Evaluated by: ssh-keygen test_kex test_sshbuf test_sshkey

|| buf->refcount > 1

buf->refcount > 1	Description
TRUE	evaluated 1 time by 1 test Evaluated by: test_sshbuf
FALSE	evaluated 1383 times by 4 tests Evaluated by: ssh-keygen test_kex test_sshbuf test_sshkey

)

0-1386

305

return

executed 3 times by 1 test: return ((void *)0) ;

Executed by:

test_sshbuf

executed 3 times by 1 test: return ((void *)0) ;

Executed by:

test_sshbuf

306

((void *)0)

executed 3 times by 1 test: return ((void *)0) ;

Executed by:

test_sshbuf

307

;

executed 3 times by 1 test: return ((void *)0) ;

Executed by:

test_sshbuf

308

return

executed 1383 times by 4 tests: return buf->d + buf->off;

Executed by:

ssh-keygen
test_kex
test_sshbuf
test_sshkey

buf->d + buf->off;

executed 1383 times by 4 tests: return buf->d + buf->off;

Executed by:

ssh-keygen
test_kex
test_sshbuf
test_sshkey

1383

309 } -

310 -

311 int -

312 sshbuf_check_reserve(const struct sshbuf *buf, size_t len) -

313 { -

314 int r; -

315 -

316

if ((

(r = sshbuf_ch...ity(buf)) != 0	Description
TRUE	never evaluated
FALSE	evaluated 10164853 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

r = sshbuf_check_sanity(buf)) != 0

(r = sshbuf_ch...ity(buf)) != 0	Description
TRUE	never evaluated
FALSE	evaluated 10164853 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

)

0-10164853

317

return

never executed: return r;

318

if (buf->readonly

buf->readonly	Description
TRUE	evaluated 3 times by 1 test Evaluated by: test_sshbuf
FALSE	evaluated 10164850 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

|| buf->refcount > 1

buf->refcount > 1	Description
TRUE	never evaluated
FALSE	evaluated 10164850 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

)

0-10164850

319

return

executed 3 times by 1 test: return -49;

Executed by:

test_sshbuf

-49;

executed 3 times by 1 test: return -49;

Executed by:

test_sshbuf

320 ; -

321 -

322

if (len > buf->max_size

len > buf->max_size	Description
TRUE	evaluated 29305 times by 1 test Evaluated by: test_sshbuf
FALSE	evaluated 10135545 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

|| buf->max_size - len < buf->size - buf->off

buf->max_size ...ize - buf->off	Description
TRUE	evaluated 19512 times by 1 test Evaluated by: test_sshbuf
FALSE	evaluated 10116033 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

)

19512-10135545

323

return

executed 48817 times by 1 test: return -9;

Executed by:

test_sshbuf

-9;

executed 48817 times by 1 test: return -9;

Executed by:

test_sshbuf

48817

324

return

executed 10116033 times by 6 tests: return 0;

Executed by:

ssh-keygen
sshd
test_hostkeys
test_kex
test_sshbuf
test_sshkey

executed 10116033 times by 6 tests: return 0;

Executed by:

ssh-keygen
sshd
test_hostkeys
test_kex
test_sshbuf
test_sshkey

10116033

325 } -

326 -

327 int -

328 sshbuf_allocate(struct sshbuf *buf, size_t len) -

329 { -

330 size_t rlen, need; -

331 u_char *dp; -

332 int r; -

333 -

334 ; -

335

if ((

(r = sshbuf_ch...uf, len)) != 0	Description
TRUE	evaluated 48819 times by 1 test Evaluated by: test_sshbuf
FALSE	evaluated 9833031 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

r = sshbuf_check_reserve(buf, len)) != 0

(r = sshbuf_ch...uf, len)) != 0	Description
TRUE	evaluated 48819 times by 1 test Evaluated by: test_sshbuf
FALSE	evaluated 9833031 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

)

48819-9833031

336

return

executed 48819 times by 1 test: return r;

Executed by:

test_sshbuf

executed 48819 times by 1 test: return r;

Executed by:

test_sshbuf

48819

337 -

338 -

339 -

340 -

341 sshbuf_maybe_pack(buf, buf->size + len > buf->max_size); -

342 ; -

343

if (len + buf->size <= buf->alloc

len + buf->size <= buf->alloc	Description
TRUE	evaluated 9550029 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey
FALSE	evaluated 283002 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

)

283002-9550029

344

return

executed 9550029 times by 6 tests: return 0;

Executed by:

ssh-keygen
sshd
test_hostkeys
test_kex
test_sshbuf
test_sshkey

executed 9550029 times by 6 tests: return 0;

Executed by:

ssh-keygen
sshd
test_hostkeys
test_kex
test_sshbuf
test_sshkey

9550029

345 -

346 -

347 -

348 -

349 -

350 need = len + buf->size - buf->alloc; -

351 rlen = ((((buf->alloc + need)+((256)-1))/(256))*(256)); -

352 ; -

353

if (rlen > buf->max_size

rlen > buf->max_size	Description
TRUE	evaluated 1385 times by 1 test Evaluated by: test_sshbuf
FALSE	evaluated 281617 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

)

1385-281617

354

rlen = buf->alloc + need;

executed 1385 times by 1 test: rlen = buf->alloc + need;

Executed by:

test_sshbuf

1385

355 ; -

356

if ((

(dp = recalloc...== ((void *)0)	Description
TRUE	never evaluated
FALSE	evaluated 283002 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

dp = recallocarray(buf->d, buf->alloc, rlen, 1)) ==

(dp = recalloc...== ((void *)0)	Description
TRUE	never evaluated
FALSE	evaluated 283002 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

0-283002

357

((void *)0)

(dp = recalloc...== ((void *)0)	Description
TRUE	never evaluated
FALSE	evaluated 283002 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

0-283002

358 ) { -

359 ; -

360

return

never executed: return -2;

-2;

never executed: return -2;

361 } -

362 buf->alloc = rlen; -

363 buf->cd = buf->d = dp; -

364

if ((

(r = sshbuf_ch...buf, len)) < 0	Description
TRUE	never evaluated
FALSE	evaluated 283002 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

r = sshbuf_check_reserve(buf, len)) < 0

(r = sshbuf_ch...buf, len)) < 0	Description
TRUE	never evaluated
FALSE	evaluated 283002 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

) {

0-283002

365 -

366

return

never executed: return r;

367 } -

368 ; -

369

return

executed 283002 times by 6 tests: return 0;

Executed by:

ssh-keygen
sshd
test_hostkeys
test_kex
test_sshbuf
test_sshkey

executed 283002 times by 6 tests: return 0;

Executed by:

ssh-keygen
sshd
test_hostkeys
test_kex
test_sshbuf
test_sshkey

283002

370 } -

371 -

372 int -

373 sshbuf_reserve(struct sshbuf *buf, size_t len, u_char **dpp) -

374 { -

375 u_char *dp; -

376 int r; -

377 -

378

if (dpp !=

dpp != ((void *)0)	Description
TRUE	evaluated 9881846 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey
FALSE	evaluated 4 times by 1 test Evaluated by: test_sshbuf

4-9881846

379

((void *)0)

dpp != ((void *)0)	Description
TRUE	evaluated 9881846 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey
FALSE	evaluated 4 times by 1 test Evaluated by: test_sshbuf

4-9881846

380 ) -

381

executed 9881846 times by 6 tests: *dpp = ((void *)0) ;

Executed by:

ssh-keygen
sshd
test_hostkeys
test_kex
test_sshbuf
test_sshkey

dpp =

executed 9881846 times by 6 tests: *dpp = ((void *)0) ;

Executed by:

ssh-keygen
sshd
test_hostkeys
test_kex
test_sshbuf
test_sshkey

9881846

382

((void *)0)

executed 9881846 times by 6 tests: *dpp = ((void *)0) ;

Executed by:

ssh-keygen
sshd
test_hostkeys
test_kex
test_sshbuf
test_sshkey

9881846

383

;

executed 9881846 times by 6 tests: *dpp = ((void *)0) ;

Executed by:

ssh-keygen
sshd
test_hostkeys
test_kex
test_sshbuf
test_sshkey

9881846

384 -

385 ; -

386

if ((

(r = sshbuf_al...uf, len)) != 0	Description
TRUE	evaluated 48819 times by 1 test Evaluated by: test_sshbuf
FALSE	evaluated 9833031 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

r = sshbuf_allocate(buf, len)) != 0

(r = sshbuf_al...uf, len)) != 0	Description
TRUE	evaluated 48819 times by 1 test Evaluated by: test_sshbuf
FALSE	evaluated 9833031 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

)

48819-9833031

387

return

executed 48819 times by 1 test: return r;

Executed by:

test_sshbuf

executed 48819 times by 1 test: return r;

Executed by:

test_sshbuf

48819

388 -

389 dp = buf->d + buf->size; -

390 buf->size += len; -

391

if (dpp !=

dpp != ((void *)0)	Description
TRUE	evaluated 9833028 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey
FALSE	evaluated 3 times by 1 test Evaluated by: test_sshbuf

3-9833028

392

((void *)0)

dpp != ((void *)0)	Description
TRUE	evaluated 9833028 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey
FALSE	evaluated 3 times by 1 test Evaluated by: test_sshbuf

3-9833028

393 ) -

394

executed 9833028 times by 6 tests: *dpp = dp;

Executed by:

ssh-keygen
sshd
test_hostkeys
test_kex
test_sshbuf
test_sshkey

dpp = dp;

executed 9833028 times by 6 tests: *dpp = dp;

Executed by:

ssh-keygen
sshd
test_hostkeys
test_kex
test_sshbuf
test_sshkey

9833028

395

return

executed 9833031 times by 6 tests: return 0;

Executed by:

ssh-keygen
sshd
test_hostkeys
test_kex
test_sshbuf
test_sshkey

executed 9833031 times by 6 tests: return 0;

Executed by:

ssh-keygen
sshd
test_hostkeys
test_kex
test_sshbuf
test_sshkey

9833031

396 } -

397 -

398 int -

399 sshbuf_consume(struct sshbuf *buf, size_t len) -

400 { -

401 int r; -

402 -

403 ; -

404

if ((

(r = sshbuf_ch...ity(buf)) != 0	Description
TRUE	never evaluated
FALSE	evaluated 7081632 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

r = sshbuf_check_sanity(buf)) != 0

(r = sshbuf_ch...ity(buf)) != 0	Description
TRUE	never evaluated
FALSE	evaluated 7081632 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

)

0-7081632

405

return

never executed: return r;

406

if (len == 0

len == 0	Description
TRUE	evaluated 1295 times by 2 tests Evaluated by: test_kex test_sshbuf
FALSE	evaluated 7080337 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

)

1295-7080337

407

return

executed 1295 times by 2 tests: return 0;

Executed by:

test_kex
test_sshbuf

executed 1295 times by 2 tests: return 0;

Executed by:

test_kex
test_sshbuf

1295

408

if (len > sshbuf_len(buf)

len > sshbuf_len(buf)	Description
TRUE	evaluated 7059 times by 2 tests Evaluated by: test_sshbuf test_sshkey
FALSE	evaluated 7073278 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

)

7059-7073278

409

return

executed 7059 times by 2 tests: return -3;

Executed by:

test_sshbuf
test_sshkey

-3;

executed 7059 times by 2 tests: return -3;

Executed by:

test_sshbuf
test_sshkey

7059

410 buf->off += len; -

411 -

412

if (buf->off == buf->size

buf->off == buf->size	Description
TRUE	evaluated 167940 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey
FALSE	evaluated 6905338 times by 6 tests Evaluated by: ssh-keygen sshd test_hostkeys test_kex test_sshbuf test_sshkey

)

167940-6905338

413

buf->off = buf->size = 0;

executed 167940 times by 6 tests: buf->off = buf->size = 0;

Executed by:

ssh-keygen
sshd
test_hostkeys
test_kex
test_sshbuf
test_sshkey

167940

414 ; -

415

return

executed 7073278 times by 6 tests: return 0;

Executed by:

ssh-keygen
sshd
test_hostkeys
test_kex
test_sshbuf
test_sshkey

executed 7073278 times by 6 tests: return 0;

Executed by:

ssh-keygen
sshd
test_hostkeys
test_kex
test_sshbuf
test_sshkey

7073278

416 } -

417 -

418 int -

419 sshbuf_consume_end(struct sshbuf *buf, size_t len) -

420 { -

421 int r; -

422 -

423 ; -

424

if ((

(r = sshbuf_ch...ity(buf)) != 0	Description
TRUE	never evaluated
FALSE	evaluated 66307 times by 4 tests Evaluated by: ssh-keygen test_kex test_sshbuf test_sshkey

r = sshbuf_check_sanity(buf)) != 0

(r = sshbuf_ch...ity(buf)) != 0	Description
TRUE	never evaluated
FALSE	evaluated 66307 times by 4 tests Evaluated by: ssh-keygen test_kex test_sshbuf test_sshkey

)

0-66307

425

return

never executed: return r;

426

if (len == 0

len == 0	Description
TRUE	evaluated 1335 times by 1 test Evaluated by: test_sshbuf
FALSE	evaluated 64972 times by 4 tests Evaluated by: ssh-keygen test_kex test_sshbuf test_sshkey

)

1335-64972

427

return

executed 1335 times by 1 test: return 0;

Executed by:

test_sshbuf

executed 1335 times by 1 test: return 0;

Executed by:

test_sshbuf

1335

428

if (len > sshbuf_len(buf)

len > sshbuf_len(buf)	Description
TRUE	evaluated 7040 times by 1 test Evaluated by: test_sshbuf
FALSE	evaluated 57932 times by 4 tests Evaluated by: ssh-keygen test_kex test_sshbuf test_sshkey

)

7040-57932

429

return

executed 7040 times by 1 test: return -3;

Executed by:

test_sshbuf

-3;

executed 7040 times by 1 test: return -3;

Executed by:

test_sshbuf

7040

430 buf->size -= len; -

431 ; -

432

return

executed 57932 times by 4 tests: return 0;

Executed by:

ssh-keygen
test_kex
test_sshbuf
test_sshkey

executed 57932 times by 4 tests: return 0;

Executed by:

ssh-keygen
test_kex
test_sshbuf
test_sshkey

57932

433 } -

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