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o_time.c

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/home/opencoverage/opencoverage/guest-scripts/openssl/src/crypto/o_time.c

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1 /* -

3 * -

4 * Licensed under the OpenSSL license (the "License"). You may not use -

5 * this file except in compliance with the License. You can obtain a copy -

6 * in the file LICENSE in the source distribution or at -

7 * https://www.openssl.org/source/license.html -

8 */ -

9 -

10 #include <openssl/e_os2.h> -

11 #include <string.h> -

12 #include <openssl/crypto.h> -

13 -

14 struct tm *OPENSSL_gmtime(const time_t *timer, struct tm *result) -

15 { -

16 struct tm *ts = NULL; -

17 -

18 #if defined(OPENSSL_THREADS) && defined(OPENSSL_SYS_VMS) -

19 { -

20 /* -

21 * On VMS, gmtime_r() takes a 32-bit pointer as second argument. -

22 * Since we can't know that |result| is in a space that can easily -

23 * translate to a 32-bit pointer, we must store temporarily on stack -

24 * and copy the result. The stack is always reachable with 32-bit -

25 * pointers. -

26 */ -

27 #if defined(OPENSSL_SYS_VMS) && __INITIAL_POINTER_SIZE -

28 # pragma pointer_size save -

29 # pragma pointer_size 32 -

30 #endif -

31 struct tm data, *ts2 = &data; -

32 #if defined OPENSSL_SYS_VMS && __INITIAL_POINTER_SIZE -

33 # pragma pointer_size restore -

34 #endif -

35 if (gmtime_r(timer, ts2) == NULL) -

36 return NULL; -

37 memcpy(result, ts2, sizeof(struct tm)); -

38 ts = result; -

39 } -

40 #elif defined(OPENSSL_THREADS) && !defined(OPENSSL_SYS_WIN32) && !defined(OPENSSL_SYS_MACOSX) -

if (gmtime_r(timer, result) == NULL)

gmtime_r(timer...== ((void *)0)	Description
TRUE	never evaluated
FALSE	evaluated 8010838 times by 1 test Evaluated by: libcrypto.so.1.1

0-8010838

return NULL;

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

43 ts = result; -

44 #elif defined (OPENSSL_SYS_WINDOWS) && defined(_MSC_VER) && _MSC_VER >= 1400 -

45 if (gmtime_s(result, timer)) -

46 return NULL; -

47 ts = result; -

48 #else -

49 ts = gmtime(timer); -

50 if (ts == NULL) -

51 return NULL; -

52 -

53 memcpy(result, ts, sizeof(struct tm)); -

54 ts = result; -

55 #endif -

return ts;

executed 8010838 times by 1 test: return ts;

Executed by:

libcrypto.so.1.1

8010838

57 } -

58 -

59 /* -

60 * Take a tm structure and add an offset to it. This avoids any OS issues -

61 * with restricted date types and overflows which cause the year 2038 -

62 * problem. -

63 */ -

64 -

65 #define SECS_PER_DAY (24 * 60 * 60) -

66 -

67 static long date_to_julian(int y, int m, int d); -

68 static void julian_to_date(long jd, int *y, int *m, int *d); -

69 static int julian_adj(const struct tm *tm, int off_day, long offset_sec, -

70 long *pday, int *psec); -

71 -

72 int OPENSSL_gmtime_adj(struct tm *tm, int off_day, long offset_sec) -

73 { -

74 int time_sec, time_year, time_month, time_day; -

75 long time_jd; -

76 -

77 /* Convert time and offset into Julian day and seconds */ -

if (!julian_adj(tm, off_day, offset_sec, &time_jd, &time_sec))

!julian_adj(tm...jd, &time_sec)	Description
TRUE	evaluated 225 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 4004477 times by 1 test Evaluated by: libcrypto.so.1.1

225-4004477

return 0;

executed 225 times by 1 test: return 0;

Executed by:

libcrypto.so.1.1

225

80 -

81 /* Convert Julian day back to date */ -

82 -

83 julian_to_date(time_jd, &time_year, &time_month, &time_day); -

84 -

if (time_year < 1900 || time_year > 9999)

time_year < 1900	Description
TRUE	evaluated 224 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 4004253 times by 1 test Evaluated by: libcrypto.so.1.1

time_year > 9999	Description
TRUE	evaluated 302 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 4003951 times by 1 test Evaluated by: libcrypto.so.1.1

224-4004253

return 0;

executed 526 times by 1 test: return 0;

Executed by:

libcrypto.so.1.1

526

87 -

88 /* Update tm structure */ -

89 -

90 tm->tm_year = time_year - 1900; -

91 tm->tm_mon = time_month - 1; -

92 tm->tm_mday = time_day; -

93 -

94 tm->tm_hour = time_sec / 3600; -

95 tm->tm_min = (time_sec / 60) % 60; -

96 tm->tm_sec = time_sec % 60; -

97 -

return 1;

executed 4003951 times by 1 test: return 1;

Executed by:

libcrypto.so.1.1

4003951

99 -

100 } -

101 -

102 int OPENSSL_gmtime_diff(int *pday, int *psec, -

103 const struct tm *from, const struct tm *to) -

104 { -

105 int from_sec, to_sec, diff_sec; -

106 long from_jd, to_jd, diff_day; -

107

if (!julian_adj(from, 0, 0, &from_jd, &from_sec))

!julian_adj(fr...jd, &from_sec)	Description
TRUE	never evaluated
FALSE	evaluated 4008425 times by 1 test Evaluated by: libcrypto.so.1.1

0-4008425

108

return 0;

never executed: return 0;

109

if (!julian_adj(to, 0, 0, &to_jd, &to_sec))

!julian_adj(to...o_jd, &to_sec)	Description
TRUE	never evaluated
FALSE	evaluated 4008425 times by 1 test Evaluated by: libcrypto.so.1.1

0-4008425

110

return 0;

never executed: return 0;

111 diff_day = to_jd - from_jd; -

112 diff_sec = to_sec - from_sec; -

113 /* Adjust differences so both positive or both negative */ -

114

if (diff_day > 0 && diff_sec < 0) {

diff_day > 0	Description
TRUE	evaluated 1984741 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 2023684 times by 1 test Evaluated by: libcrypto.so.1.1

diff_sec < 0	Description
TRUE	evaluated 1546905 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 437836 times by 1 test Evaluated by: libcrypto.so.1.1

437836-2023684

115 diff_day--; -

116 diff_sec += SECS_PER_DAY; -

117

}

executed 1546905 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

1546905

118

if (diff_day < 0 && diff_sec > 0) {

diff_day < 0	Description
TRUE	evaluated 1936844 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 2071581 times by 1 test Evaluated by: libcrypto.so.1.1

diff_sec > 0	Description
TRUE	evaluated 435463 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 1501381 times by 1 test Evaluated by: libcrypto.so.1.1

435463-2071581

119 diff_day++; -

120 diff_sec -= SECS_PER_DAY; -

121

}

executed 435463 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

435463

122 -

123

if (pday)

pday	Description
TRUE	evaluated 4008425 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	never evaluated

0-4008425

124

*pday = (int)diff_day;

executed 4008425 times by 1 test: *pday = (int)diff_day;

Executed by:

libcrypto.so.1.1

4008425

125

if (psec)

psec	Description
TRUE	evaluated 4008425 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	never evaluated

0-4008425

126

*psec = diff_sec;

executed 4008425 times by 1 test: *psec = diff_sec;

Executed by:

libcrypto.so.1.1

4008425

127 -

128

return 1;

executed 4008425 times by 1 test: return 1;

Executed by:

libcrypto.so.1.1

4008425

129 -

130 } -

131 -

132 /* Convert tm structure and offset into julian day and seconds */ -

133 static int julian_adj(const struct tm *tm, int off_day, long offset_sec, -

134 long *pday, int *psec) -

135 { -

136 int offset_hms, offset_day; -

137 long time_jd; -

138 int time_year, time_month, time_day; -

139 /* split offset into days and day seconds */ -

140 offset_day = offset_sec / SECS_PER_DAY; -

141 /* Avoid sign issues with % operator */ -

142 offset_hms = offset_sec - (offset_day * SECS_PER_DAY); -

143 offset_day += off_day; -

144 /* Add current time seconds to offset */ -

145 offset_hms += tm->tm_hour * 3600 + tm->tm_min * 60 + tm->tm_sec; -

146 /* Adjust day seconds if overflow */ -

147

if (offset_hms >= SECS_PER_DAY) {

offset_hms >= (24 * 60 * 60)	Description
TRUE	evaluated 1545110 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 10476442 times by 1 test Evaluated by: libcrypto.so.1.1

1545110-10476442

148 offset_day++; -

149 offset_hms -= SECS_PER_DAY; -

150

} else if (offset_hms < 0) {

executed 1545110 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

offset_hms < 0	Description
TRUE	evaluated 435160 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 10041282 times by 1 test Evaluated by: libcrypto.so.1.1

435160-10041282

151 offset_day--; -

152 offset_hms += SECS_PER_DAY; -

153

}

executed 435160 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

435160

154 -

155 /* -

156 * Convert date of time structure into a Julian day number. -

157 */ -

158 -

159 time_year = tm->tm_year + 1900; -

160 time_month = tm->tm_mon + 1; -

161 time_day = tm->tm_mday; -

162 -

163 time_jd = date_to_julian(time_year, time_month, time_day); -

164 -

165 /* Work out Julian day of new date */ -

166 time_jd += offset_day; -

167 -

168

if (time_jd < 0)

time_jd < 0	Description
TRUE	evaluated 225 times by 1 test Evaluated by: libcrypto.so.1.1
FALSE	evaluated 12021327 times by 1 test Evaluated by: libcrypto.so.1.1

225-12021327

169

return 0;

executed 225 times by 1 test: return 0;

Executed by:

libcrypto.so.1.1

225

170 -

171 *pday = time_jd; -

172 *psec = offset_hms; -

173

return 1;

executed 12021327 times by 1 test: return 1;

Executed by:

libcrypto.so.1.1

12021327

174 } -

175 -

176 /* -

177 * Convert date to and from julian day Uses Fliegel & Van Flandern algorithm -

178 */ -

179 static long date_to_julian(int y, int m, int d) -

180 { -

181

return (1461 * (y + 4800 + (m - 14) / 12)) / 4 +

executed 12021552 times by 1 test:

return (1461 * (y + 4800 + (m - 14) / 12)) / 4 + (367 * (m - 2 - 12 * ((m - 14) / 12))) / 12 - (3 * ((y + 4900 + (m - 14) / 12) / 100)) / 4 + d - 32075;

Executed by:

libcrypto.so.1.1

12021552

182

(367 * (m - 2 - 12 * ((m - 14) / 12))) / 12 -

executed 12021552 times by 1 test:

return (1461 * (y + 4800 + (m - 14) / 12)) / 4 + (367 * (m - 2 - 12 * ((m - 14) / 12))) / 12 - (3 * ((y + 4900 + (m - 14) / 12) / 100)) / 4 + d - 32075;

Executed by:

libcrypto.so.1.1

12021552

183

(3 * ((y + 4900 + (m - 14) / 12) / 100)) / 4 + d - 32075;

executed 12021552 times by 1 test:

return (1461 * (y + 4800 + (m - 14) / 12)) / 4 + (367 * (m - 2 - 12 * ((m - 14) / 12))) / 12 - (3 * ((y + 4900 + (m - 14) / 12) / 100)) / 4 + d - 32075;

Executed by:

libcrypto.so.1.1

12021552

184 } -

185 -

186 static void julian_to_date(long jd, int *y, int *m, int *d) -

187 { -

188 long L = jd + 68569; -

189 long n = (4 * L) / 146097; -

190 long i, j; -

191 -

192 L = L - (146097 * n + 3) / 4; -

193 i = (4000 * (L + 1)) / 1461001; -

194 L = L - (1461 * i) / 4 + 31; -

195 j = (80 * L) / 2447; -

196 *d = L - (2447 * j) / 80; -

197 L = j / 11; -

198 *m = j + 2 - (12 * L); -

199 *y = 100 * (n - 49) + i + L; -

200

}

executed 4004477 times by 1 test: end of block

Executed by:

libcrypto.so.1.1

4004477

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