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authorWojtek Kosior <wk@koszkonutek-tmp.pl.eu.org>2021-04-30 00:33:56 +0200
committerWojtek Kosior <wk@koszkonutek-tmp.pl.eu.org>2021-04-30 00:33:56 +0200
commitaa4d426b4d3527d7e166df1a05058c9a4a0f6683 (patch)
tree4ff17ce8b89a2321b9d0ed4bcfc37c447bcb6820 /openssl-1.1.0h/crypto/asn1/a_utctm.c
downloadsmtps-and-pop3s-console-program-master.tar.gz
smtps-and-pop3s-console-program-master.zip
initial/final commitHEADmaster
Diffstat (limited to 'openssl-1.1.0h/crypto/asn1/a_utctm.c')
-rw-r--r--openssl-1.1.0h/crypto/asn1/a_utctm.c254
1 files changed, 254 insertions, 0 deletions
diff --git a/openssl-1.1.0h/crypto/asn1/a_utctm.c b/openssl-1.1.0h/crypto/asn1/a_utctm.c
new file mode 100644
index 0000000..9797aa8
--- /dev/null
+++ b/openssl-1.1.0h/crypto/asn1/a_utctm.c
@@ -0,0 +1,254 @@
+/*
+ * Copyright 1995-2016 The OpenSSL Project Authors. All Rights Reserved.
+ *
+ * Licensed under the OpenSSL license (the "License"). You may not use
+ * this file except in compliance with the License. You can obtain a copy
+ * in the file LICENSE in the source distribution or at
+ * https://www.openssl.org/source/license.html
+ */
+
+#include <stdio.h>
+#include <time.h>
+#include "internal/cryptlib.h"
+#include <openssl/asn1.h>
+#include "asn1_locl.h"
+
+int asn1_utctime_to_tm(struct tm *tm, const ASN1_UTCTIME *d)
+{
+ static const int min[8] = { 0, 1, 1, 0, 0, 0, 0, 0 };
+ static const int max[8] = { 99, 12, 31, 23, 59, 59, 12, 59 };
+ char *a;
+ int n, i, l, o;
+
+ if (d->type != V_ASN1_UTCTIME)
+ return (0);
+ l = d->length;
+ a = (char *)d->data;
+ o = 0;
+
+ if (l < 11)
+ goto err;
+ for (i = 0; i < 6; i++) {
+ if ((i == 5) && ((a[o] == 'Z') || (a[o] == '+') || (a[o] == '-'))) {
+ i++;
+ if (tm)
+ tm->tm_sec = 0;
+ break;
+ }
+ if ((a[o] < '0') || (a[o] > '9'))
+ goto err;
+ n = a[o] - '0';
+ if (++o > l)
+ goto err;
+
+ if ((a[o] < '0') || (a[o] > '9'))
+ goto err;
+ n = (n * 10) + a[o] - '0';
+ if (++o > l)
+ goto err;
+
+ if ((n < min[i]) || (n > max[i]))
+ goto err;
+ if (tm) {
+ switch (i) {
+ case 0:
+ tm->tm_year = n < 50 ? n + 100 : n;
+ break;
+ case 1:
+ tm->tm_mon = n - 1;
+ break;
+ case 2:
+ tm->tm_mday = n;
+ break;
+ case 3:
+ tm->tm_hour = n;
+ break;
+ case 4:
+ tm->tm_min = n;
+ break;
+ case 5:
+ tm->tm_sec = n;
+ break;
+ }
+ }
+ }
+ if (a[o] == 'Z')
+ o++;
+ else if ((a[o] == '+') || (a[o] == '-')) {
+ int offsign = a[o] == '-' ? 1 : -1, offset = 0;
+ o++;
+ if (o + 4 > l)
+ goto err;
+ for (i = 6; i < 8; i++) {
+ if ((a[o] < '0') || (a[o] > '9'))
+ goto err;
+ n = a[o] - '0';
+ o++;
+ if ((a[o] < '0') || (a[o] > '9'))
+ goto err;
+ n = (n * 10) + a[o] - '0';
+ if ((n < min[i]) || (n > max[i]))
+ goto err;
+ if (tm) {
+ if (i == 6)
+ offset = n * 3600;
+ else if (i == 7)
+ offset += n * 60;
+ }
+ o++;
+ }
+ if (offset && !OPENSSL_gmtime_adj(tm, 0, offset * offsign))
+ return 0;
+ }
+ return o == l;
+ err:
+ return 0;
+}
+
+int ASN1_UTCTIME_check(const ASN1_UTCTIME *d)
+{
+ return asn1_utctime_to_tm(NULL, d);
+}
+
+int ASN1_UTCTIME_set_string(ASN1_UTCTIME *s, const char *str)
+{
+ ASN1_UTCTIME t;
+
+ t.type = V_ASN1_UTCTIME;
+ t.length = strlen(str);
+ t.data = (unsigned char *)str;
+ if (ASN1_UTCTIME_check(&t)) {
+ if (s != NULL) {
+ if (!ASN1_STRING_set((ASN1_STRING *)s, str, t.length))
+ return 0;
+ s->type = V_ASN1_UTCTIME;
+ }
+ return (1);
+ } else
+ return (0);
+}
+
+ASN1_UTCTIME *ASN1_UTCTIME_set(ASN1_UTCTIME *s, time_t t)
+{
+ return ASN1_UTCTIME_adj(s, t, 0, 0);
+}
+
+ASN1_UTCTIME *ASN1_UTCTIME_adj(ASN1_UTCTIME *s, time_t t,
+ int offset_day, long offset_sec)
+{
+ char *p;
+ struct tm *ts;
+ struct tm data;
+ size_t len = 20;
+ int free_s = 0;
+
+ if (s == NULL) {
+ s = ASN1_UTCTIME_new();
+ if (s == NULL)
+ goto err;
+ free_s = 1;
+ }
+
+ ts = OPENSSL_gmtime(&t, &data);
+ if (ts == NULL)
+ goto err;
+
+ if (offset_day || offset_sec) {
+ if (!OPENSSL_gmtime_adj(ts, offset_day, offset_sec))
+ goto err;
+ }
+
+ if ((ts->tm_year < 50) || (ts->tm_year >= 150))
+ goto err;
+
+ p = (char *)s->data;
+ if ((p == NULL) || ((size_t)s->length < len)) {
+ p = OPENSSL_malloc(len);
+ if (p == NULL) {
+ ASN1err(ASN1_F_ASN1_UTCTIME_ADJ, ERR_R_MALLOC_FAILURE);
+ goto err;
+ }
+ OPENSSL_free(s->data);
+ s->data = (unsigned char *)p;
+ }
+
+ BIO_snprintf(p, len, "%02d%02d%02d%02d%02d%02dZ", ts->tm_year % 100,
+ ts->tm_mon + 1, ts->tm_mday, ts->tm_hour, ts->tm_min,
+ ts->tm_sec);
+ s->length = strlen(p);
+ s->type = V_ASN1_UTCTIME;
+#ifdef CHARSET_EBCDIC_not
+ ebcdic2ascii(s->data, s->data, s->length);
+#endif
+ return (s);
+ err:
+ if (free_s)
+ ASN1_UTCTIME_free(s);
+ return NULL;
+}
+
+int ASN1_UTCTIME_cmp_time_t(const ASN1_UTCTIME *s, time_t t)
+{
+ struct tm stm, ttm;
+ int day, sec;
+
+ if (!asn1_utctime_to_tm(&stm, s))
+ return -2;
+
+ if (!OPENSSL_gmtime(&t, &ttm))
+ return -2;
+
+ if (!OPENSSL_gmtime_diff(&day, &sec, &ttm, &stm))
+ return -2;
+
+ if (day > 0)
+ return 1;
+ if (day < 0)
+ return -1;
+ if (sec > 0)
+ return 1;
+ if (sec < 0)
+ return -1;
+ return 0;
+}
+
+int ASN1_UTCTIME_print(BIO *bp, const ASN1_UTCTIME *tm)
+{
+ const char *v;
+ int gmt = 0;
+ int i;
+ int y = 0, M = 0, d = 0, h = 0, m = 0, s = 0;
+
+ i = tm->length;
+ v = (const char *)tm->data;
+
+ if (i < 10)
+ goto err;
+ if (v[i - 1] == 'Z')
+ gmt = 1;
+ for (i = 0; i < 10; i++)
+ if ((v[i] > '9') || (v[i] < '0'))
+ goto err;
+ y = (v[0] - '0') * 10 + (v[1] - '0');
+ if (y < 50)
+ y += 100;
+ M = (v[2] - '0') * 10 + (v[3] - '0');
+ if ((M > 12) || (M < 1))
+ goto err;
+ d = (v[4] - '0') * 10 + (v[5] - '0');
+ h = (v[6] - '0') * 10 + (v[7] - '0');
+ m = (v[8] - '0') * 10 + (v[9] - '0');
+ if (tm->length >= 12 &&
+ (v[10] >= '0') && (v[10] <= '9') && (v[11] >= '0') && (v[11] <= '9'))
+ s = (v[10] - '0') * 10 + (v[11] - '0');
+
+ if (BIO_printf(bp, "%s %2d %02d:%02d:%02d %d%s",
+ _asn1_mon[M - 1], d, h, m, s, y + 1900,
+ (gmt) ? " GMT" : "") <= 0)
+ return (0);
+ else
+ return (1);
+ err:
+ BIO_write(bp, "Bad time value", 14);
+ return (0);
+}