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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
commit5f8de423f190bbb79a62f804151bc24824fa32d8 (patch)
tree10027f336435511475e392454359edea8e25895d /security/nss/lib/util/sectime.c
parent49ee0794b5d912db1f95dce6eb52d781dc210db5 (diff)
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Add m-esr52 at 52.6.0
Diffstat (limited to 'security/nss/lib/util/sectime.c')
-rw-r--r--security/nss/lib/util/sectime.c163
1 files changed, 163 insertions, 0 deletions
diff --git a/security/nss/lib/util/sectime.c b/security/nss/lib/util/sectime.c
new file mode 100644
index 000000000..11ee5ffeb
--- /dev/null
+++ b/security/nss/lib/util/sectime.c
@@ -0,0 +1,163 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+#include "prtime.h"
+#include "secder.h"
+#include "secitem.h"
+#include "secerr.h"
+
+static char *DecodeUTCTime2FormattedAscii(SECItem *utcTimeDER, char *format);
+static char *DecodeGeneralizedTime2FormattedAscii(SECItem *generalizedTimeDER, char *format);
+
+/* convert DER utc time to ascii time string */
+char *
+DER_UTCTimeToAscii(SECItem *utcTime)
+{
+ return (DecodeUTCTime2FormattedAscii(utcTime, "%a %b %d %H:%M:%S %Y"));
+}
+
+/* convert DER utc time to ascii time string, only include day, not time */
+char *
+DER_UTCDayToAscii(SECItem *utctime)
+{
+ return (DecodeUTCTime2FormattedAscii(utctime, "%a %b %d, %Y"));
+}
+
+/* convert DER generalized time to ascii time string, only include day,
+ not time */
+char *
+DER_GeneralizedDayToAscii(SECItem *gentime)
+{
+ return (DecodeGeneralizedTime2FormattedAscii(gentime, "%a %b %d, %Y"));
+}
+
+/* convert DER generalized or UTC time to ascii time string, only include
+ day, not time */
+char *
+DER_TimeChoiceDayToAscii(SECItem *timechoice)
+{
+ switch (timechoice->type) {
+
+ case siUTCTime:
+ return DER_UTCDayToAscii(timechoice);
+
+ case siGeneralizedTime:
+ return DER_GeneralizedDayToAscii(timechoice);
+
+ default:
+ PORT_Assert(0);
+ PORT_SetError(SEC_ERROR_INVALID_ARGS);
+ return NULL;
+ }
+}
+
+char *
+CERT_UTCTime2FormattedAscii(PRTime utcTime, char *format)
+{
+ PRExplodedTime printableTime;
+ char *timeString;
+
+ /* Converse time to local time and decompose it into components */
+ PR_ExplodeTime(utcTime, PR_LocalTimeParameters, &printableTime);
+
+ timeString = (char *)PORT_Alloc(256);
+
+ if (timeString) {
+ if (!PR_FormatTime(timeString, 256, format, &printableTime)) {
+ PORT_Free(timeString);
+ timeString = NULL;
+ }
+ }
+
+ return (timeString);
+}
+
+char *
+CERT_GenTime2FormattedAscii(PRTime genTime, char *format)
+{
+ PRExplodedTime printableTime;
+ char *timeString;
+
+ /* Decompose time into components */
+ PR_ExplodeTime(genTime, PR_GMTParameters, &printableTime);
+
+ timeString = (char *)PORT_Alloc(256);
+
+ if (timeString) {
+ if (!PR_FormatTime(timeString, 256, format, &printableTime)) {
+ PORT_Free(timeString);
+ timeString = NULL;
+ PORT_SetError(SEC_ERROR_OUTPUT_LEN);
+ }
+ }
+
+ return (timeString);
+}
+
+/* convert DER utc time to ascii time string, The format of the time string
+ depends on the input "format"
+ */
+static char *
+DecodeUTCTime2FormattedAscii(SECItem *utcTimeDER, char *format)
+{
+ PRTime utcTime;
+ int rv;
+
+ rv = DER_UTCTimeToTime(&utcTime, utcTimeDER);
+ if (rv) {
+ return (NULL);
+ }
+ return (CERT_UTCTime2FormattedAscii(utcTime, format));
+}
+
+/* convert DER utc time to ascii time string, The format of the time string
+ depends on the input "format"
+ */
+static char *
+DecodeGeneralizedTime2FormattedAscii(SECItem *generalizedTimeDER, char *format)
+{
+ PRTime generalizedTime;
+ int rv;
+
+ rv = DER_GeneralizedTimeToTime(&generalizedTime, generalizedTimeDER);
+ if (rv) {
+ return (NULL);
+ }
+ return (CERT_GeneralizedTime2FormattedAscii(generalizedTime, format));
+}
+
+/* decode a SECItem containing either a SEC_ASN1_GENERALIZED_TIME
+ or a SEC_ASN1_UTC_TIME */
+
+SECStatus
+DER_DecodeTimeChoice(PRTime *output, const SECItem *input)
+{
+ switch (input->type) {
+ case siGeneralizedTime:
+ return DER_GeneralizedTimeToTime(output, input);
+
+ case siUTCTime:
+ return DER_UTCTimeToTime(output, input);
+
+ default:
+ PORT_SetError(SEC_ERROR_INVALID_ARGS);
+ PORT_Assert(0);
+ return SECFailure;
+ }
+}
+
+/* encode a PRTime to an ASN.1 DER SECItem containing either a
+ SEC_ASN1_GENERALIZED_TIME or a SEC_ASN1_UTC_TIME */
+
+SECStatus
+DER_EncodeTimeChoice(PLArenaPool *arena, SECItem *output, PRTime input)
+{
+ SECStatus rv;
+
+ rv = DER_TimeToUTCTimeArena(arena, output, input);
+ if (rv == SECSuccess || PORT_GetError() != SEC_ERROR_INVALID_ARGS) {
+ return rv;
+ }
+ return DER_TimeToGeneralizedTimeArena(arena, output, input);
+}