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| 1 /* This Source Code Form is subject to the terms of the Mozilla Public | |
| 2 * License, v. 2.0. If a copy of the MPL was not distributed with this | |
| 3 * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ | |
| 4 | |
| 5 #ifndef _SECDER_H_ | |
| 6 #define _SECDER_H_ | |
| 7 | |
| 8 #include "utilrename.h" | |
| 9 | |
| 10 /* | |
| 11 * secder.h - public data structures and prototypes for the DER encoding and | |
| 12 * decoding utilities library | |
| 13 */ | |
| 14 | |
| 15 #include <time.h> | |
| 16 | |
| 17 #include "plarena.h" | |
| 18 #include "prlong.h" | |
| 19 | |
| 20 #include "seccomon.h" | |
| 21 #include "secdert.h" | |
| 22 #include "prtime.h" | |
| 23 | |
| 24 SEC_BEGIN_PROTOS | |
| 25 | |
| 26 /* | |
| 27 ** Encode a data structure into DER. | |
| 28 ** "dest" will be filled in (and memory allocated) to hold the der | |
| 29 ** encoded structure in "src" | |
| 30 ** "t" is a template structure which defines the shape of the | |
| 31 ** stored data | |
| 32 ** "src" is a pointer to the structure that will be encoded | |
| 33 */ | |
| 34 extern SECStatus DER_Encode(PLArenaPool *arena, SECItem *dest, DERTemplate *t, | |
| 35 void *src); | |
| 36 | |
| 37 extern SECStatus DER_Lengths(SECItem *item, int *header_len_p, | |
| 38 PRUint32 *contents_len_p); | |
| 39 | |
| 40 /* | |
| 41 ** Lower level der subroutine that stores the standard header into "to". | |
| 42 ** The header is of variable length, based on encodingLen. | |
| 43 ** The return value is the new value of "to" after skipping over the header. | |
| 44 ** "to" is where the header will be stored | |
| 45 ** "code" is the der code to write | |
| 46 ** "encodingLen" is the number of bytes of data that will follow | |
| 47 ** the header | |
| 48 */ | |
| 49 extern unsigned char *DER_StoreHeader(unsigned char *to, unsigned int code, | |
| 50 PRUint32 encodingLen); | |
| 51 | |
| 52 /* | |
| 53 ** Return the number of bytes it will take to hold a der encoded length. | |
| 54 */ | |
| 55 extern int DER_LengthLength(PRUint32 len); | |
| 56 | |
| 57 /* | |
| 58 ** Store a der encoded *signed* integer (whose value is "src") into "dst". | |
| 59 ** XXX This should really be enhanced to take a long. | |
| 60 */ | |
| 61 extern SECStatus DER_SetInteger(PLArenaPool *arena, SECItem *dst, PRInt32 src); | |
| 62 | |
| 63 /* | |
| 64 ** Store a der encoded *unsigned* integer (whose value is "src") into "dst". | |
| 65 ** XXX This should really be enhanced to take an unsigned long. | |
| 66 */ | |
| 67 extern SECStatus DER_SetUInteger(PLArenaPool *arena, SECItem *dst, PRUint32 src)
; | |
| 68 | |
| 69 /* | |
| 70 ** Decode a der encoded *signed* integer that is stored in "src". | |
| 71 ** If "-1" is returned, then the caller should check the error in | |
| 72 ** XP_GetError() to see if an overflow occurred (SEC_ERROR_BAD_DER). | |
| 73 */ | |
| 74 extern long DER_GetInteger(const SECItem *src); | |
| 75 | |
| 76 /* | |
| 77 ** Decode a der encoded *unsigned* integer that is stored in "src". | |
| 78 ** If the ULONG_MAX is returned, then the caller should check the error | |
| 79 ** in XP_GetError() to see if an overflow occurred (SEC_ERROR_BAD_DER). | |
| 80 */ | |
| 81 extern unsigned long DER_GetUInteger(SECItem *src); | |
| 82 | |
| 83 /* | |
| 84 ** Convert an NSPR time value to a der encoded time value. | |
| 85 ** "result" is the der encoded time (memory is allocated) | |
| 86 ** "time" is the NSPR time value (Since Jan 1st, 1970). | |
| 87 ** time must be on or after January 1, 1950, and | |
| 88 ** before January 1, 2050 | |
| 89 ** The caller is responsible for freeing up the buffer which | |
| 90 ** result->data points to upon a successful operation. | |
| 91 */ | |
| 92 extern SECStatus DER_TimeToUTCTime(SECItem *result, PRTime time); | |
| 93 extern SECStatus DER_TimeToUTCTimeArena(PLArenaPool* arenaOpt, | |
| 94 SECItem *dst, PRTime gmttime); | |
| 95 | |
| 96 | |
| 97 /* | |
| 98 ** Convert an ascii encoded time value (according to DER rules) into | |
| 99 ** an NSPR time value. | |
| 100 ** "result" the resulting NSPR time | |
| 101 ** "string" the der notation ascii value to decode | |
| 102 */ | |
| 103 extern SECStatus DER_AsciiToTime(PRTime *result, const char *string); | |
| 104 | |
| 105 /* | |
| 106 ** Same as DER_AsciiToTime except takes an SECItem instead of a string | |
| 107 */ | |
| 108 extern SECStatus DER_UTCTimeToTime(PRTime *result, const SECItem *time); | |
| 109 | |
| 110 /* | |
| 111 ** Convert a DER encoded UTC time to an ascii time representation | |
| 112 ** "utctime" is the DER encoded UTC time to be converted. The | |
| 113 ** caller is responsible for deallocating the returned buffer. | |
| 114 */ | |
| 115 extern char *DER_UTCTimeToAscii(SECItem *utcTime); | |
| 116 | |
| 117 /* | |
| 118 ** Convert a DER encoded UTC time to an ascii time representation, but only | |
| 119 ** include the day, not the time. | |
| 120 ** "utctime" is the DER encoded UTC time to be converted. | |
| 121 ** The caller is responsible for deallocating the returned buffer. | |
| 122 */ | |
| 123 extern char *DER_UTCDayToAscii(SECItem *utctime); | |
| 124 /* same thing for DER encoded GeneralizedTime */ | |
| 125 extern char *DER_GeneralizedDayToAscii(SECItem *gentime); | |
| 126 /* same thing for either DER UTCTime or GeneralizedTime */ | |
| 127 extern char *DER_TimeChoiceDayToAscii(SECItem *timechoice); | |
| 128 | |
| 129 /* | |
| 130 ** Convert a PRTime to a DER encoded Generalized time | |
| 131 ** gmttime must be on or after January 1, year 1 and | |
| 132 ** before January 1, 10000. | |
| 133 */ | |
| 134 extern SECStatus DER_TimeToGeneralizedTime(SECItem *dst, PRTime gmttime); | |
| 135 extern SECStatus DER_TimeToGeneralizedTimeArena(PLArenaPool* arenaOpt, | |
| 136 SECItem *dst, PRTime gmttime); | |
| 137 | |
| 138 /* | |
| 139 ** Convert a DER encoded Generalized time value into an NSPR time value. | |
| 140 ** "dst" the resulting NSPR time | |
| 141 ** "string" the der notation ascii value to decode | |
| 142 */ | |
| 143 extern SECStatus DER_GeneralizedTimeToTime(PRTime *dst, const SECItem *time); | |
| 144 | |
| 145 /* | |
| 146 ** Convert from a PRTime UTC time value to a formatted ascii value. The | |
| 147 ** caller is responsible for deallocating the returned buffer. | |
| 148 */ | |
| 149 extern char *CERT_UTCTime2FormattedAscii (PRTime utcTime, char *format); | |
| 150 #define CERT_GeneralizedTime2FormattedAscii CERT_UTCTime2FormattedAscii | |
| 151 | |
| 152 /* | |
| 153 ** Convert from a PRTime Generalized time value to a formatted ascii value. The | |
| 154 ** caller is responsible for deallocating the returned buffer. | |
| 155 */ | |
| 156 extern char *CERT_GenTime2FormattedAscii (PRTime genTime, char *format); | |
| 157 | |
| 158 /* | |
| 159 ** decode a SECItem containing either a SEC_ASN1_GENERALIZED_TIME | |
| 160 ** or a SEC_ASN1_UTC_TIME | |
| 161 */ | |
| 162 | |
| 163 extern SECStatus DER_DecodeTimeChoice(PRTime* output, const SECItem* input); | |
| 164 | |
| 165 /* encode a PRTime to an ASN.1 DER SECItem containing either a | |
| 166 SEC_ASN1_GENERALIZED_TIME or a SEC_ASN1_UTC_TIME */ | |
| 167 | |
| 168 extern SECStatus DER_EncodeTimeChoice(PLArenaPool* arena, SECItem* output, | |
| 169 PRTime input); | |
| 170 | |
| 171 SEC_END_PROTOS | |
| 172 | |
| 173 #endif /* _SECDER_H_ */ | |
| 174 | |
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Chromium Code Reviews
Issue 2078763002:
Delete bundled copy of NSS and replace with README. (Closed)
Base URL: https://chromium.googlesource.com/chromium/deps/nss@master