Delete bundled copy of NSS and replace with README.

nss/lib/util/dertime.c

Index: nss/lib/util/dertime.c
diff --git a/nss/lib/util/dertime.c b/nss/lib/util/dertime.c
deleted file mode 100644
index c196abbfc1b7753fb2a2aa05e35e77a2086acf35..0000000000000000000000000000000000000000
--- a/nss/lib/util/dertime.c
+++ /dev/null
@@ -1,310 +0,0 @@
-/* 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 "prtypes.h"
-#include "prtime.h"
-#include "secder.h"
-#include "prlong.h"
-#include "secerr.h"
-
-#define HIDIGIT(v) (((v) / 10) + '0')
-#define LODIGIT(v) (((v) % 10) + '0')
-
-#define ISDIGIT(dig) (((dig) >= '0') && ((dig) <= '9'))
-#define CAPTURE(var,p,label)				  \
-{							  \
-    if (!ISDIGIT((p)[0]) || !ISDIGIT((p)[1])) goto label; \
-    (var) = ((p)[0] - '0') * 10 + ((p)[1] - '0');	  \
-    p += 2; \
-}
-
-static const PRTime January1st1     = PR_INT64(0xff23400100d44000);
-static const PRTime January1st1950  = PR_INT64(0xfffdc1f8793da000);
-static const PRTime January1st2050  = PR_INT64(0x0008f81e1b098000);
-static const PRTime January1st10000 = PR_INT64(0x0384440ccc736000);
-
-/* gmttime must contains UTC time in micro-seconds unit */
-SECStatus
-DER_TimeToUTCTimeArena(PLArenaPool* arenaOpt, SECItem *dst, PRTime gmttime)
-{
-    PRExplodedTime printableTime;
-    unsigned char *d;
-
-    if ( (gmttime < January1st1950) || (gmttime >= January1st2050) ) {
-        PORT_SetError(SEC_ERROR_INVALID_ARGS);
-        return SECFailure;
-    }
-
-    dst->len = 13;
-    if (arenaOpt) {
-        dst->data = d = (unsigned char*) PORT_ArenaAlloc(arenaOpt, dst->len);
-    } else {
-        dst->data = d = (unsigned char*) PORT_Alloc(dst->len);
-    }
-    dst->type = siUTCTime;
-    if (!d) {
-	return SECFailure;
-    }
-
-    /* Convert a PRTime to a printable format.  */
-    PR_ExplodeTime(gmttime, PR_GMTParameters, &printableTime);
-
-    /* The month in UTC time is base one */
-    printableTime.tm_month++;
-
-    /* remove the century since it's added to the tm_year by the 
-       PR_ExplodeTime routine, but is not needed for UTC time */
-    printableTime.tm_year %= 100; 
-
-    d[0] = HIDIGIT(printableTime.tm_year);
-    d[1] = LODIGIT(printableTime.tm_year);
-    d[2] = HIDIGIT(printableTime.tm_month);
-    d[3] = LODIGIT(printableTime.tm_month);
-    d[4] = HIDIGIT(printableTime.tm_mday);
-    d[5] = LODIGIT(printableTime.tm_mday);
-    d[6] = HIDIGIT(printableTime.tm_hour);
-    d[7] = LODIGIT(printableTime.tm_hour);
-    d[8] = HIDIGIT(printableTime.tm_min);
-    d[9] = LODIGIT(printableTime.tm_min);
-    d[10] = HIDIGIT(printableTime.tm_sec);
-    d[11] = LODIGIT(printableTime.tm_sec);
-    d[12] = 'Z';
-    return SECSuccess;
-}
-
-SECStatus
-DER_TimeToUTCTime(SECItem *dst, PRTime gmttime)
-{
-    return DER_TimeToUTCTimeArena(NULL, dst, gmttime);
-}
-
-static SECStatus /* forward */
-der_TimeStringToTime(PRTime *dst, const char *string, int generalized,
-                     const char **endptr);
-
-#define GEN_STRING 2 /* TimeString is a GeneralizedTime */
-#define UTC_STRING 0 /* TimeString is a UTCTime         */
-
-/* The caller of DER_AsciiToItem MUST ENSURE that either
-** a) "string" points to a null-terminated ASCII string, or
-** b) "string" points to a buffer containing a valid UTCTime, 
-**     whether null terminated or not, or
-** c) "string" contains at least 19 characters, with or without null char.
-** otherwise, this function may UMR and/or crash.
-** It suffices to ensure that the input "string" is at least 17 bytes long.
-*/
-SECStatus
-DER_AsciiToTime(PRTime *dst, const char *string)
-{
-    return der_TimeStringToTime(dst, string, UTC_STRING, NULL);
-}
-
-SECStatus
-DER_UTCTimeToTime(PRTime *dst, const SECItem *time)
-{
-    /* Minimum valid UTCTime is yymmddhhmmZ       which is 11 bytes. 
-    ** Maximum valid UTCTime is yymmddhhmmss+0000 which is 17 bytes.
-    ** 20 should be large enough for all valid encoded times. 
-    */
-    unsigned int i;
-    char localBuf[20];
-    const char *end = NULL;
-    SECStatus rv;
-
-    if (!time || !time->data || time->len < 11 || time->len > 17) {
-	PORT_SetError(SEC_ERROR_INVALID_TIME);
-	return SECFailure;
-    }
-
-    for (i = 0; i < time->len; i++) {
-	if (time->data[i] == '\0') {
-	    PORT_SetError(SEC_ERROR_INVALID_TIME);
-	    return SECFailure;
-	}
-	localBuf[i] = time->data[i];
-    }
-    localBuf[i] = '\0';
-
-    rv = der_TimeStringToTime(dst, localBuf, UTC_STRING, &end);
-    if (rv == SECSuccess && *end != '\0') {
-	PORT_SetError(SEC_ERROR_INVALID_TIME);
-	return SECFailure;
-    }
-    return rv;
-}
-
-/*
-   gmttime must contains UTC time in micro-seconds unit.
-   Note: the caller should make sure that Generalized time
-   should only be used for certifiate validities after the
-   year 2049.  Otherwise, UTC time should be used.  This routine
-   does not check this case, since it can be used to encode
-   certificate extension, which does not have this restriction. 
- */
-SECStatus
-DER_TimeToGeneralizedTimeArena(PLArenaPool* arenaOpt, SECItem *dst, PRTime gmttime)
-{
-    PRExplodedTime printableTime;
-    unsigned char *d;
-
-    if ( (gmttime<January1st1) || (gmttime>=January1st10000) ) {
-        PORT_SetError(SEC_ERROR_INVALID_ARGS);
-        return SECFailure;
-    }
-    dst->len = 15;
-    if (arenaOpt) {
-        dst->data = d = (unsigned char*) PORT_ArenaAlloc(arenaOpt, dst->len);
-    } else {
-        dst->data = d = (unsigned char*) PORT_Alloc(dst->len);
-    }
-    dst->type = siGeneralizedTime;
-    if (!d) {
-	return SECFailure;
-    }
-
-    /* Convert a PRTime to a printable format.  */
-    PR_ExplodeTime(gmttime, PR_GMTParameters, &printableTime);
-
-    /* The month in Generalized time is base one */
-    printableTime.tm_month++;
-
-    d[0] = (printableTime.tm_year /1000) + '0';
-    d[1] = ((printableTime.tm_year % 1000) / 100) + '0';
-    d[2] = ((printableTime.tm_year % 100) / 10) + '0';
-    d[3] = (printableTime.tm_year % 10) + '0';
-    d[4] = HIDIGIT(printableTime.tm_month);
-    d[5] = LODIGIT(printableTime.tm_month);
-    d[6] = HIDIGIT(printableTime.tm_mday);
-    d[7] = LODIGIT(printableTime.tm_mday);
-    d[8] = HIDIGIT(printableTime.tm_hour);
-    d[9] = LODIGIT(printableTime.tm_hour);
-    d[10] = HIDIGIT(printableTime.tm_min);
-    d[11] = LODIGIT(printableTime.tm_min);
-    d[12] = HIDIGIT(printableTime.tm_sec);
-    d[13] = LODIGIT(printableTime.tm_sec);
-    d[14] = 'Z';
-    return SECSuccess;
-}
-
-SECStatus
-DER_TimeToGeneralizedTime(SECItem *dst, PRTime gmttime)
-{
-    return DER_TimeToGeneralizedTimeArena(NULL, dst, gmttime);
-}
-
-
-SECStatus
-DER_GeneralizedTimeToTime(PRTime *dst, const SECItem *time)
-{
-    /* Minimum valid GeneralizedTime is ccyymmddhhmmZ       which is 13 bytes.
-    ** Maximum valid GeneralizedTime is ccyymmddhhmmss+0000 which is 19 bytes.
-    ** 20 should be large enough for all valid encoded times. 
-    */
-    unsigned int i;
-    char localBuf[20];
-    const char *end = NULL;
-    SECStatus rv;
-
-    if (!time || !time->data || time->len < 13 || time->len > 19) {
-	PORT_SetError(SEC_ERROR_INVALID_TIME);
-	return SECFailure;
-    }
-
-    for (i = 0; i < time->len; i++) {
-	if (time->data[i] == '\0') {
-	    PORT_SetError(SEC_ERROR_INVALID_TIME);
-	    return SECFailure;
-	}
-	localBuf[i] = time->data[i];
-    }
-    localBuf[i] = '\0';
-
-    rv = der_TimeStringToTime(dst, localBuf, GEN_STRING, &end);
-    if (rv == SECSuccess && *end != '\0') {
-	PORT_SetError(SEC_ERROR_INVALID_TIME);
-	return SECFailure;
-    }
-    return rv;
-}
-
-static SECStatus
-der_TimeStringToTime(PRTime *dst, const char *string, int generalized,
-                     const char **endptr)
-{
-    PRExplodedTime genTime;
-    long hourOff = 0, minOff = 0;
-    PRUint16 century;
-    char signum;
-
-    if (string == NULL || dst == NULL) {
-	PORT_SetError(SEC_ERROR_INVALID_ARGS);
-	return SECFailure;
-    }
-
-    /* Verify time is formatted properly and capture information */
-    memset(&genTime, 0, sizeof genTime);
-
-    if (generalized == UTC_STRING) {
-	CAPTURE(genTime.tm_year, string, loser);
-	century = (genTime.tm_year < 50) ? 20 : 19;
-    } else {
-	CAPTURE(century, string, loser);
-	CAPTURE(genTime.tm_year, string, loser);
-    }
-    genTime.tm_year += century * 100;
-
-    CAPTURE(genTime.tm_month, string, loser);
-    if ((genTime.tm_month == 0) || (genTime.tm_month > 12)) 
-    	goto loser;
-
-    /* NSPR month base is 0 */
-    --genTime.tm_month;
-    
-    CAPTURE(genTime.tm_mday, string, loser);
-    if ((genTime.tm_mday == 0) || (genTime.tm_mday > 31)) 
-    	goto loser;
-    
-    CAPTURE(genTime.tm_hour, string, loser);
-    if (genTime.tm_hour > 23) 
-    	goto loser;
-    
-    CAPTURE(genTime.tm_min, string, loser);
-    if (genTime.tm_min > 59) 
-    	goto loser;
-    
-    if (ISDIGIT(string[0])) {
-	CAPTURE(genTime.tm_sec, string, loser);
-	if (genTime.tm_sec > 59) 
-	    goto loser;
-    }
-    signum = *string++;
-    if (signum == '+' || signum == '-') {
-	CAPTURE(hourOff, string, loser);
-	if (hourOff > 23) 
-	    goto loser;
-	CAPTURE(minOff, string, loser);
-	if (minOff > 59) 
-	    goto loser;
-	if (signum == '-') {
-	    hourOff = -hourOff;
-	    minOff  = -minOff;
-	}
-    } else if (signum != 'Z') {
-	goto loser;
-    }
-
-    if (endptr)
-    	*endptr = string;
-
-    /* Convert the GMT offset to seconds and save it in genTime
-     * for the implode time call.
-     */
-    genTime.tm_params.tp_gmt_offset = (PRInt32)((hourOff * 60L + minOff) * 60L);
-    *dst = PR_ImplodeTime(&genTime);
-    return SECSuccess;
-
-loser:
-    PORT_SetError(SEC_ERROR_INVALID_TIME);
-    return SECFailure;
-}