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openssl-compat.c

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/home/opencoverage/opencoverage/guest-scripts/openssh/src/openbsd-compat/openssl-compat.c

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1 /* -

3 * -

4 * Permission to use, copy, modify, and distribute this software for any -

5 * purpose with or without fee is hereby granted, provided that the above -

6 * copyright notice and this permission notice appear in all copies. -

7 * -

8 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES -

9 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF -

10 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR -

11 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES -

12 * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER -

13 * IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING -

14 * OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. -

15 */ -

16 -

17 #define SSH_DONT_OVERLOAD_OPENSSL_FUNCS -

18 #include "includes.h" -

19 -

20 #ifdef WITH_OPENSSL -

21 -

22 #include <stdarg.h> -

23 #include <string.h> -

24 -

25 #ifdef USE_OPENSSL_ENGINE -

26 # include <openssl/engine.h> -

27 # include <openssl/conf.h> -

28 #endif -

29 -

30 #include "log.h" -

31 -

32 #include "openssl-compat.h" -

33 -

34 /* -

35 * OpenSSL version numbers: MNNFFPPS: major minor fix patch status -

36 * We match major, minor, fix and status (not patch) for <1.0.0. -

37 * After that, we acceptable compatible fix versions (so we -

38 * allow 1.0.1 to work with 1.0.0). Going backwards is only allowed -

39 * within a patch series. -

40 */ -

41 -

42 int -

43 ssh_compatible_openssl(long headerver, long libver) -

44 { -

45 long mask, hfix, lfix; -

46 -

47 /* exact match is always OK */ -

if (headerver == libver)

headerver == libver	Description
TRUE	evaluated 30 times by 2 tests Evaluated by: ssh-keygen sshd
FALSE	never evaluated

0-30

return 1;

executed 30 times by 2 tests: return 1;

Executed by:

ssh-keygen
sshd

50 -

51 /* for versions < 1.0.0, major,minor,fix,status must match */ -

if (headerver < 0x1000000f) {

headerver < 0x1000000f	Description
TRUE	never evaluated
FALSE	never evaluated

53 mask = 0xfffff00fL; /* major,minor,fix,status */ -

return (headerver & mask) == (libver & mask);

never executed: return (headerver & mask) == (libver & mask);

55 } -

56 -

57 /* -

58 * For versions >= 1.0.0, major,minor,status must match and library -

59 * fix version must be equal to or newer than the header. -

60 */ -

61 mask = 0xfff0000fL; /* major,minor,status */ -

62 hfix = (headerver & 0x000ff000) >> 12; -

63 lfix = (libver & 0x000ff000) >> 12; -

if ( (headerver & mask) == (libver & mask) && lfix >= hfix)

(headerver & m...libver & mask)	Description
TRUE	never evaluated
FALSE	never evaluated

lfix >= hfix	Description
TRUE	never evaluated
FALSE	never evaluated

return 1;

never executed: return 1;

return 0;

never executed: return 0;

67 } -

68 -

69 #ifdef USE_OPENSSL_ENGINE -

70 void -

71 ssh_OpenSSL_add_all_algorithms(void) -

72 { -

73 OpenSSL_add_all_algorithms(); -

74 -

75 /* Enable use of crypto hardware */ -

76 ENGINE_load_builtin_engines(); -

77 ENGINE_register_all_complete(); -

78 OPENSSL_config(NULL); -

79 } -

80 #endif -

81 -

82 #endif /* WITH_OPENSSL */ -

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