OpenCoverage

compat.c

Absolute File Name:/home/opencoverage/opencoverage/guest-scripts/openssh/src/compat.c
Switch to Source codePreprocessed file
LineSourceCount
1-
2-
3-
4-
5-
6-
7int datafellows = 0;-
8-
9-
10u_int-
11compat_datafellows(const char *version)-
12{-
13 int i;-
14 static struct {-
15 char *pat;-
16 int bugs;-
17 } check[] = {-
18 { "OpenSSH_2.*,"-
19 "OpenSSH_3.0*,"-
20 "OpenSSH_3.1*", 0x00200000|0x01000000|-
21 0x00000002},-
22 { "OpenSSH_3.*", 0x01000000|0x00000002 },-
23 { "Sun_SSH_1.0*", 0x00008000|0x00200000|-
24 0x00000002},-
25 { "OpenSSH_2*,"-
26 "OpenSSH_3*,"-
27 "OpenSSH_4*", 0x00000002 },-
28 { "OpenSSH_5*", 0x04000000|0x08000000|-
29 0x00000002},-
30 { "OpenSSH_6.6.1*", 0x04000000|0x00000002},-
31 { "OpenSSH_6.5*,"-
32 "OpenSSH_6.6*", 0x04000000|0x10000000|-
33 0x00000002},-
34 { "OpenSSH_7.0*,"-
35 "OpenSSH_7.1*,"-
36 "OpenSSH_7.2*,"-
37 "OpenSSH_7.3*,"-
38 "OpenSSH_7.4*,"-
39 "OpenSSH_7.5*,"-
40 "OpenSSH_7.6*,"-
41 "OpenSSH_7.7*", 0x04000000|0x00000002},-
42 { "OpenSSH*", 0x04000000 },-
43 { "*MindTerm*", 0 },-
44 { "3.0.*", 0x00000040 },-
45 { "3.0 SecureCRT*", 0x00000010 },-
46 { "1.7 SecureFX*", 0x00000010 },-
47 { "1.2.18*,"-
48 "1.2.19*,"-
49 "1.2.20*,"-
50 "1.2.21*,"-
51 "1.2.22*", 0x00000100 },-
52 { "1.3.2*",-
53 0x00000100 },-
54 { "Cisco-1.*", 0x40000000|-
55 0x20000000 },-
56 { "*SSH Compatible Server*",-
57 0x00000400 },-
58 { "*OSU_0*,"-
59 "OSU_1.0*,"-
60 "OSU_1.1*,"-
61 "OSU_1.2*,"-
62 "OSU_1.3*,"-
63 "OSU_1.4*,"-
64 "OSU_1.5alpha1*,"-
65 "OSU_1.5alpha2*,"-
66 "OSU_1.5alpha3*", 0x00000400 },-
67 { "*SSH_Version_Mapper*",-
68 0x00000800 },-
69 { "PuTTY_Local:*,"-
70 "PuTTY-Release-0.5*,"-
71 "PuTTY_Release_0.5*,"-
72 "PuTTY_Release_0.60*,"-
73 "PuTTY_Release_0.61*,"-
74 "PuTTY_Release_0.62*,"-
75 "PuTTY_Release_0.63*,"-
76 "PuTTY_Release_0.64*",-
77 0x00004000 },-
78 { "FuTTY*", 0x00004000 },-
79 { "Probe-*",-
80 0x00400000 },-
81 { "TeraTerm SSH*,"-
82 "TTSSH/1.5.*,"-
83 "TTSSH/2.1*,"-
84 "TTSSH/2.2*,"-
85 "TTSSH/2.3*,"-
86 "TTSSH/2.4*,"-
87 "TTSSH/2.5*,"-
88 "TTSSH/2.6*,"-
89 "TTSSH/2.70*,"-
90 "TTSSH/2.71*,"-
91 "TTSSH/2.72*", 0x20000000 },-
92 { "WinSCP_release_4*,"-
93 "WinSCP_release_5.0*,"-
94 "WinSCP_release_5.1,"-
95 "WinSCP_release_5.1.*,"-
96 "WinSCP_release_5.5,"-
97 "WinSCP_release_5.5.*,"-
98 "WinSCP_release_5.6,"-
99 "WinSCP_release_5.6.*,"-
100 "WinSCP_release_5.7,"-
101 "WinSCP_release_5.7.1,"-
102 "WinSCP_release_5.7.2,"-
103 "WinSCP_release_5.7.3,"-
104 "WinSCP_release_5.7.4",-
105 0x00004000 },-
106 { "ConfD-*",-
107 0x00000001 },-
108 { "Twisted_*", 0 },-
109 { "Twisted*", 0x00000040 },-
110 { -
111 ((void *)0)-
112 , 0 }-
113 };-
114-
115-
116 for (i = 0; check[i].pat
check[i].patDescription
TRUEevaluated 576 times by 1 test
Evaluated by:
  • test_kex
FALSEnever evaluated
; i++) {		0-576
117 if (match_pattern_list(version, check[i].pat, 0) == 1
match_pattern_...].pat, 0) == 1Description
TRUEevaluated 64 times by 1 test
Evaluated by:
  • test_kex
FALSEevaluated 512 times by 1 test
Evaluated by:
  • test_kex
) {		64-512
118 debug("match: %s pat %s compat 0x%08x",-
119 version, check[i].pat, check[i].bugs);-
120 datafellows = check[i].bugs;-
121 return
executed 64 times by 1 test: return check[i].bugs;
Executed by:
  • test_kex
 check[i].bugs;
executed 64 times by 1 test: return check[i].bugs;
Executed by:
  • test_kex
64
122 }-
123 }
executed 512 times by 1 test: end of block
Executed by:
  • test_kex
512
124 debug("no match: %s", version);-
125 return
never executed: return 0;
 0;
never executed: return 0;
0
126}-
127-
128-
129int-
130proto_spec(const char *spec)-
131{-
132 char *s, *p, *q;-
133 int ret = 0x00;-
134-
135 if (spec ==
spec == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
136 ((void *)0)
spec == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
137 )-
138 return
never executed: return ret;
 ret;
never executed: return ret;
0
139 q = s = -
140 (__extension__ (__builtin_constant_p (
__builtin_constant_p ( spec )Description
TRUEnever evaluated
FALSEnever evaluated
0
141 spec
__builtin_constant_p ( spec )Description
TRUEnever evaluated
FALSEnever evaluated
0
142 )
__builtin_constant_p ( spec )Description
TRUEnever evaluated
FALSEnever evaluated
 && ((
((size_t)(cons...( spec ) == 1)Description
TRUEnever evaluated
FALSEnever evaluated
size_t)(const void *)((
((size_t)(cons...( spec ) == 1)Description
TRUEnever evaluated
FALSEnever evaluated
0
143 spec
((size_t)(cons...( spec ) == 1)Description
TRUEnever evaluated
FALSEnever evaluated
0
144 ) + 1) - (size_t)(const void *)(
((size_t)(cons...( spec ) == 1)Description
TRUEnever evaluated
FALSEnever evaluated
0
145 spec
((size_t)(cons...( spec ) == 1)Description
TRUEnever evaluated
FALSEnever evaluated
0
146 ) == 1)
((size_t)(cons...( spec ) == 1)Description
TRUEnever evaluated
FALSEnever evaluated
 ? (((const
((const char *... ))[0] == '\0'Description
TRUEnever evaluated
FALSEnever evaluated
 char *) (
((const char *... ))[0] == '\0'Description
TRUEnever evaluated
FALSEnever evaluated
0
147 spec
((const char *... ))[0] == '\0'Description
TRUEnever evaluated
FALSEnever evaluated
0
148 ))[0] == '\0'
((const char *... ))[0] == '\0'Description
TRUEnever evaluated
FALSEnever evaluated
 ? (char *) calloc ((size_t) 1, (size_t) 1) : ({ size_t __len = strlen (		0
149 spec-
150 ) + 1; char *__retval = (char *) malloc (__len); if (__retval != ((void *)0)
__retval != ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
) __retval = (char *) memcpy (__retval,
never executed: __retval = (char *) memcpy (__retval, spec , __len);
0
151 spec
never executed: __retval = (char *) memcpy (__retval, spec , __len);
0
152 , __len);
never executed: __retval = (char *) memcpy (__retval, spec , __len);
 __retval; })) : __strdup (		0
153 spec-
154 )))-
155 ;-
156 if (s ==
s == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
157 ((void *)0)
s == ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
158 )-
159 return
never executed: return ret;
 ret;
never executed: return ret;
0
160 for ((p = -
161 __extension__ ({ char __r0, __r1, __r2; (__builtin_constant_p (-
162 ","-
163 ) && ((size_t)(const void *)((-
164 ","-
165 ) + 1) - (size_t)(const void *)(-
166 ","-
167 ) == 1) && (__r0 = ((const char *) (-
168 ","-
169 ))[0], ((const char *) (-
170 ","-
171 ))[0] != '\0') ? ((__r1 = ((const char *) (-
172 ","-
173 ))[1], ((const char *) (-
174 ","-
175 ))[1] == '\0') ? __strsep_1c (-
176 &q-
177 , __r0) : ((__r2 = ((const char *) (-
178 ","-
179 ))[2], __r2 == '\0') ? __strsep_2c (-
180 &q-
181 , __r0, __r1) : (((const char *) (-
182 ","-
183 ))[3] == '\0' ? __strsep_3c (-
184 &q-
185 , __r0, __r1, __r2) : __strsep_g (-
186 &q-
187 , -
188 ","-
189 )))) : __strsep_g (-
190 &q-
191 , -
192 ","-
193 )); })-
194 ); p
pDescription
TRUEnever evaluated
FALSEnever evaluated
 && *
*p != '\0'Description
TRUEnever evaluated
FALSEnever evaluated
p != '\0'
*p != '\0'Description
TRUEnever evaluated
FALSEnever evaluated
; (p = 		0
195 __extension__ ({ char __r0, __r1, __r2; (__builtin_constant_p (-
196 ","-
197 ) && ((size_t)(const void *)((-
198 ","-
199 ) + 1) - (size_t)(const void *)(-
200 ","-
201 ) == 1) && (__r0 = ((const char *) (-
202 ","-
203 ))[0], ((const char *) (-
204 ","-
205 ))[0] != '\0') ? ((__r1 = ((const char *) (-
206 ","-
207 ))[1], ((const char *) (-
208 ","-
209 ))[1] == '\0') ? __strsep_1c (-
210 &q-
211 , __r0) : ((__r2 = ((const char *) (-
212 ","-
213 ))[2], __r2 == '\0') ? __strsep_2c (-
214 &q-
215 , __r0, __r1) : (((const char *) (-
216 ","-
217 ))[3] == '\0' ? __strsep_3c (-
218 &q-
219 , __r0, __r1, __r2) : __strsep_g (-
220 &q-
221 , -
222 ","-
223 )))) : __strsep_g (-
224 &q-
225 , -
226 ","-
227 )); })-
228 )) {-
229 switch (atoi(p)) {-
230 case
never executed: case 2:
 2:
never executed: case 2:
0
231 ret |= 0x04;-
232 break;
never executed: break;
0
233 default
never executed: default:
:
never executed: default:
0
234 logit("ignoring bad proto spec: '%s'.", p);-
235 break;
never executed: break;
0
236 }-
237 }-
238 free(s);-
239 return
never executed: return ret;
 ret;
never executed: return ret;
0
240}-
241-
242char *-
243compat_cipher_proposal(char *cipher_prop)-
244{-
245 if (!(datafellows & 0x00001000)
!(datafellows & 0x00001000)Description
TRUEnever evaluated
FALSEnever evaluated
)		0
246 return
never executed: return cipher_prop;
 cipher_prop;
never executed: return cipher_prop;
0
247 debug2("%s: original cipher proposal: %s", __func__, cipher_prop);-
248 if ((
(cipher_prop =...== ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
cipher_prop = match_filter_blacklist(cipher_prop, "aes*")) ==
(cipher_prop =...== ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
249 ((void *)0)
(cipher_prop =...== ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
250 )-
251 fatal("match_filter_blacklist failed");
never executed: fatal("match_filter_blacklist failed");
0
252 debug2("%s: compat cipher proposal: %s", __func__, cipher_prop);-
253 if (*
*cipher_prop == '\0'Description
TRUEnever evaluated
FALSEnever evaluated
cipher_prop == '\0'
*cipher_prop == '\0'Description
TRUEnever evaluated
FALSEnever evaluated
)		0
254 fatal("No supported ciphers found");
never executed: fatal("No supported ciphers found");
0
255 return
never executed: return cipher_prop;
 cipher_prop;
never executed: return cipher_prop;
0
256}-
257-
258char *-
259compat_pkalg_proposal(char *pkalg_prop)-
260{-
261 if (!(datafellows & 0x00002000)
!(datafellows & 0x00002000)Description
TRUEnever evaluated
FALSEnever evaluated
)		0
262 return
never executed: return pkalg_prop;
 pkalg_prop;
never executed: return pkalg_prop;
0
263 debug2("%s: original public key proposal: %s", __func__, pkalg_prop);-
264 if ((
(pkalg_prop = ...== ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
pkalg_prop = match_filter_blacklist(pkalg_prop, "ssh-rsa")) ==
(pkalg_prop = ...== ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
265 ((void *)0)
(pkalg_prop = ...== ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
266 )-
267 fatal("match_filter_blacklist failed");
never executed: fatal("match_filter_blacklist failed");
0
268 debug2("%s: compat public key proposal: %s", __func__, pkalg_prop);-
269 if (*
*pkalg_prop == '\0'Description
TRUEnever evaluated
FALSEnever evaluated
pkalg_prop == '\0'
*pkalg_prop == '\0'Description
TRUEnever evaluated
FALSEnever evaluated
)		0
270 fatal("No supported PK algorithms found");
never executed: fatal("No supported PK algorithms found");
0
271 return
never executed: return pkalg_prop;
 pkalg_prop;
never executed: return pkalg_prop;
0
272}-
273-
274char *-
275compat_kex_proposal(char *p)-
276{-
277 if ((
(datafellows &...0004000)) == 0Description
TRUEnever evaluated
FALSEnever evaluated
datafellows & (0x10000000|0x00004000)) == 0
(datafellows &...0004000)) == 0Description
TRUEnever evaluated
FALSEnever evaluated
)		0
278 return
never executed: return p;
 p;
never executed: return p;
0
279 debug2("%s: original KEX proposal: %s", __func__, p);-
280 if ((
(datafellows &...10000000) != 0Description
TRUEnever evaluated
FALSEnever evaluated
datafellows & 0x10000000) != 0
(datafellows &...10000000) != 0Description
TRUEnever evaluated
FALSEnever evaluated
)		0
281 if ((
(p = match_fil...== ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
p = match_filter_blacklist(p,
(p = match_fil...== ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
282 "curve25519-sha256@libssh.org")) ==
(p = match_fil...== ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
283 ((void *)0)
(p = match_fil...== ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
284 )-
285 fatal("match_filter_blacklist failed");
never executed: fatal("match_filter_blacklist failed");
0
286 if ((
(datafellows &...00004000) != 0Description
TRUEnever evaluated
FALSEnever evaluated
datafellows & 0x00004000) != 0
(datafellows &...00004000) != 0Description
TRUEnever evaluated
FALSEnever evaluated
) {		0
287 if ((
(p = match_fil...== ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
p = match_filter_blacklist(p,
(p = match_fil...== ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
288 "diffie-hellman-group-exchange-sha256,"
(p = match_fil...== ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
289 "diffie-hellman-group-exchange-sha1")) ==
(p = match_fil...== ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
290 ((void *)0)
(p = match_fil...== ((void *)0)Description
TRUEnever evaluated
FALSEnever evaluated
0
291 )-
292 fatal("match_filter_blacklist failed");
never executed: fatal("match_filter_blacklist failed");
0
293 }
never executed: end of block
0
294 debug2("%s: compat KEX proposal: %s", __func__, p);-
295 if (*
*p == '\0'Description
TRUEnever evaluated
FALSEnever evaluated
p == '\0'
*p == '\0'Description
TRUEnever evaluated
FALSEnever evaluated
)		0
296 fatal("No supported key exchange algorithms found");
never executed: fatal("No supported key exchange algorithms found");
0
297 return
never executed: return p;
 p;
never executed: return p;
0
298}-
Switch to Source codePreprocessed file
Generated by Squish Coco 4.2.2