Index: mozilla/security/nss/lib/certdb/secname.c |
=================================================================== |
--- mozilla/security/nss/lib/certdb/secname.c (revision 191424) |
+++ mozilla/security/nss/lib/certdb/secname.c (working copy) |
@@ -1,709 +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 "cert.h" |
-#include "secoid.h" |
-#include "secder.h" /* XXX remove this when remove the DERTemplates */ |
-#include "secasn1.h" |
-#include "secitem.h" |
-#include <stdarg.h> |
-#include "secerr.h" |
-#include "certi.h" |
- |
-static const SEC_ASN1Template cert_AVATemplate[] = { |
- { SEC_ASN1_SEQUENCE, |
- 0, NULL, sizeof(CERTAVA) }, |
- { SEC_ASN1_OBJECT_ID, |
- offsetof(CERTAVA,type), }, |
- { SEC_ASN1_ANY, |
- offsetof(CERTAVA,value), }, |
- { 0, } |
-}; |
- |
-const SEC_ASN1Template CERT_RDNTemplate[] = { |
- { SEC_ASN1_SET_OF, |
- offsetof(CERTRDN,avas), cert_AVATemplate, sizeof(CERTRDN) } |
-}; |
- |
- |
-static int |
-CountArray(void **array) |
-{ |
- int count = 0; |
- if (array) { |
- while (*array++) { |
- count++; |
- } |
- } |
- return count; |
-} |
- |
-static void ** |
-AddToArray(PRArenaPool *arena, void **array, void *element) |
-{ |
- unsigned count; |
- void **ap; |
- |
- /* Count up number of slots already in use in the array */ |
- count = 0; |
- ap = array; |
- if (ap) { |
- while (*ap++) { |
- count++; |
- } |
- } |
- |
- if (array) { |
- array = (void**) PORT_ArenaGrow(arena, array, |
- (count + 1) * sizeof(void *), |
- (count + 2) * sizeof(void *)); |
- } else { |
- array = (void**) PORT_ArenaAlloc(arena, (count + 2) * sizeof(void *)); |
- } |
- if (array) { |
- array[count] = element; |
- array[count+1] = 0; |
- } |
- return array; |
-} |
- |
- |
-SECOidTag |
-CERT_GetAVATag(CERTAVA *ava) |
-{ |
- SECOidData *oid; |
- if (!ava->type.data) return (SECOidTag)-1; |
- |
- oid = SECOID_FindOID(&ava->type); |
- |
- if ( oid ) { |
- return(oid->offset); |
- } |
- return (SECOidTag)-1; |
-} |
- |
-static SECStatus |
-SetupAVAType(PRArenaPool *arena, SECOidTag type, SECItem *it, unsigned *maxLenp) |
-{ |
- unsigned char *oid; |
- unsigned oidLen; |
- unsigned char *cp; |
- int maxLen; |
- SECOidData *oidrec; |
- |
- oidrec = SECOID_FindOIDByTag(type); |
- if (oidrec == NULL) |
- return SECFailure; |
- |
- oid = oidrec->oid.data; |
- oidLen = oidrec->oid.len; |
- |
- maxLen = cert_AVAOidTagToMaxLen(type); |
- if (maxLen < 0) { |
- PORT_SetError(SEC_ERROR_INVALID_ARGS); |
- return SECFailure; |
- } |
- |
- it->data = cp = (unsigned char*) PORT_ArenaAlloc(arena, oidLen); |
- if (cp == NULL) { |
- return SECFailure; |
- } |
- it->len = oidLen; |
- PORT_Memcpy(cp, oid, oidLen); |
- *maxLenp = (unsigned)maxLen; |
- return SECSuccess; |
-} |
- |
-static SECStatus |
-SetupAVAValue(PRArenaPool *arena, int valueType, const SECItem *in, |
- SECItem *out, unsigned maxLen) |
-{ |
- PRUint8 *value, *cp, *ucs4Val; |
- unsigned valueLen, valueLenLen, total; |
- unsigned ucs4Len = 0, ucs4MaxLen; |
- |
- value = in->data; |
- valueLen = in->len; |
- switch (valueType) { |
- case SEC_ASN1_PRINTABLE_STRING: |
- case SEC_ASN1_IA5_STRING: |
- case SEC_ASN1_T61_STRING: |
- case SEC_ASN1_UTF8_STRING: /* no conversion required */ |
- break; |
- case SEC_ASN1_UNIVERSAL_STRING: |
- ucs4MaxLen = valueLen * 6; |
- ucs4Val = (PRUint8 *)PORT_ArenaZAlloc(arena, ucs4MaxLen); |
- if(!ucs4Val || !PORT_UCS4_UTF8Conversion(PR_TRUE, value, valueLen, |
- ucs4Val, ucs4MaxLen, &ucs4Len)) { |
- PORT_SetError(SEC_ERROR_INVALID_ARGS); |
- return SECFailure; |
- } |
- value = ucs4Val; |
- valueLen = ucs4Len; |
- maxLen *= 4; |
- break; |
- default: |
- PORT_SetError(SEC_ERROR_INVALID_ARGS); |
- return SECFailure; |
- } |
- |
- if (valueLen > maxLen) { |
- PORT_SetError(SEC_ERROR_INVALID_ARGS); |
- return SECFailure; |
- } |
- |
- valueLenLen = DER_LengthLength(valueLen); |
- total = 1 + valueLenLen + valueLen; |
- cp = (PRUint8*)PORT_ArenaAlloc(arena, total); |
- if (!cp) { |
- return SECFailure; |
- } |
- out->data = cp; |
- out->len = total; |
- cp = (PRUint8 *)DER_StoreHeader(cp, valueType, valueLen); |
- PORT_Memcpy(cp, value, valueLen); |
- return SECSuccess; |
-} |
- |
-CERTAVA * |
-CERT_CreateAVAFromRaw(PRArenaPool *pool, const SECItem * OID, |
- const SECItem * value) |
-{ |
- CERTAVA *ava; |
- int rv; |
- |
- ava = PORT_ArenaZNew(pool, CERTAVA); |
- if (ava) { |
- rv = SECITEM_CopyItem(pool, &ava->type, OID); |
- if (rv) |
- return NULL; |
- |
- rv = SECITEM_CopyItem(pool, &ava->value, value); |
- if (rv) |
- return NULL; |
- } |
- return ava; |
-} |
- |
-CERTAVA * |
-CERT_CreateAVAFromSECItem(PRArenaPool *arena, SECOidTag kind, int valueType, |
- SECItem *value) |
-{ |
- CERTAVA *ava; |
- int rv; |
- unsigned maxLen; |
- |
- ava = (CERTAVA*) PORT_ArenaZAlloc(arena, sizeof(CERTAVA)); |
- if (ava) { |
- rv = SetupAVAType(arena, kind, &ava->type, &maxLen); |
- if (rv) { |
- /* Illegal AVA type */ |
- return NULL; |
- } |
- rv = SetupAVAValue(arena, valueType, value, &ava->value, maxLen); |
- if (rv) { |
- /* Illegal value type */ |
- return NULL; |
- } |
- } |
- return ava; |
-} |
- |
-CERTAVA * |
-CERT_CreateAVA(PRArenaPool *arena, SECOidTag kind, int valueType, char *value) |
-{ |
- SECItem item = { siBuffer, NULL, 0 }; |
- |
- item.data = (PRUint8 *)value; |
- item.len = PORT_Strlen(value); |
- |
- return CERT_CreateAVAFromSECItem(arena, kind, valueType, &item); |
-} |
- |
-CERTAVA * |
-CERT_CopyAVA(PRArenaPool *arena, CERTAVA *from) |
-{ |
- CERTAVA *ava; |
- int rv; |
- |
- ava = (CERTAVA*) PORT_ArenaZAlloc(arena, sizeof(CERTAVA)); |
- if (ava) { |
- rv = SECITEM_CopyItem(arena, &ava->type, &from->type); |
- if (rv) goto loser; |
- rv = SECITEM_CopyItem(arena, &ava->value, &from->value); |
- if (rv) goto loser; |
- } |
- return ava; |
- |
- loser: |
- return 0; |
-} |
- |
-/************************************************************************/ |
-/* XXX This template needs to go away in favor of the new SEC_ASN1 version. */ |
-static const SEC_ASN1Template cert_RDNTemplate[] = { |
- { SEC_ASN1_SET_OF, |
- offsetof(CERTRDN,avas), cert_AVATemplate, sizeof(CERTRDN) } |
-}; |
- |
- |
-CERTRDN * |
-CERT_CreateRDN(PRArenaPool *arena, CERTAVA *ava0, ...) |
-{ |
- CERTAVA *ava; |
- CERTRDN *rdn; |
- va_list ap; |
- unsigned count; |
- CERTAVA **avap; |
- |
- rdn = (CERTRDN*) PORT_ArenaAlloc(arena, sizeof(CERTRDN)); |
- if (rdn) { |
- /* Count number of avas going into the rdn */ |
- count = 0; |
- if (ava0) { |
- count++; |
- va_start(ap, ava0); |
- while ((ava = va_arg(ap, CERTAVA*)) != 0) { |
- count++; |
- } |
- va_end(ap); |
- } |
- |
- /* Now fill in the pointers */ |
- rdn->avas = avap = |
- (CERTAVA**) PORT_ArenaAlloc( arena, (count + 1)*sizeof(CERTAVA*)); |
- if (!avap) { |
- return 0; |
- } |
- if (ava0) { |
- *avap++ = ava0; |
- va_start(ap, ava0); |
- while ((ava = va_arg(ap, CERTAVA*)) != 0) { |
- *avap++ = ava; |
- } |
- va_end(ap); |
- } |
- *avap++ = 0; |
- } |
- return rdn; |
-} |
- |
-SECStatus |
-CERT_AddAVA(PRArenaPool *arena, CERTRDN *rdn, CERTAVA *ava) |
-{ |
- rdn->avas = (CERTAVA**) AddToArray(arena, (void**) rdn->avas, ava); |
- return rdn->avas ? SECSuccess : SECFailure; |
-} |
- |
-SECStatus |
-CERT_CopyRDN(PRArenaPool *arena, CERTRDN *to, CERTRDN *from) |
-{ |
- CERTAVA **avas, *fava, *tava; |
- SECStatus rv = SECSuccess; |
- |
- /* Copy each ava from from */ |
- avas = from->avas; |
- if (avas) { |
- if (avas[0] == NULL) { |
- rv = CERT_AddAVA(arena, to, NULL); |
- return rv; |
- } |
- while ((fava = *avas++) != 0) { |
- tava = CERT_CopyAVA(arena, fava); |
- if (!tava) { |
- rv = SECFailure; |
- break; |
- } |
- rv = CERT_AddAVA(arena, to, tava); |
- if (rv != SECSuccess) |
- break; |
- } |
- } |
- return rv; |
-} |
- |
-/************************************************************************/ |
- |
-const SEC_ASN1Template CERT_NameTemplate[] = { |
- { SEC_ASN1_SEQUENCE_OF, |
- offsetof(CERTName,rdns), CERT_RDNTemplate, sizeof(CERTName) } |
-}; |
- |
-SEC_ASN1_CHOOSER_IMPLEMENT(CERT_NameTemplate) |
- |
-CERTName * |
-CERT_CreateName(CERTRDN *rdn0, ...) |
-{ |
- CERTRDN *rdn; |
- CERTName *name; |
- va_list ap; |
- unsigned count; |
- CERTRDN **rdnp; |
- PRArenaPool *arena; |
- |
- arena = PORT_NewArena(DER_DEFAULT_CHUNKSIZE); |
- if ( !arena ) { |
- return(0); |
- } |
- |
- name = (CERTName*) PORT_ArenaAlloc(arena, sizeof(CERTName)); |
- if (name) { |
- name->arena = arena; |
- |
- /* Count number of RDNs going into the Name */ |
- if (!rdn0) { |
- count = 0; |
- } else { |
- count = 1; |
- va_start(ap, rdn0); |
- while ((rdn = va_arg(ap, CERTRDN*)) != 0) { |
- count++; |
- } |
- va_end(ap); |
- } |
- |
- /* Allocate space (including space for terminal null ptr) */ |
- name->rdns = rdnp = |
- (CERTRDN**) PORT_ArenaAlloc(arena, (count + 1) * sizeof(CERTRDN*)); |
- if (!name->rdns) { |
- goto loser; |
- } |
- |
- /* Now fill in the pointers */ |
- if (count > 0) { |
- *rdnp++ = rdn0; |
- va_start(ap, rdn0); |
- while ((rdn = va_arg(ap, CERTRDN*)) != 0) { |
- *rdnp++ = rdn; |
- } |
- va_end(ap); |
- } |
- |
- /* null terminate the list */ |
- *rdnp++ = 0; |
- } |
- return name; |
- |
-loser: |
- PORT_FreeArena(arena, PR_FALSE); |
- return(0); |
-} |
- |
-void |
-CERT_DestroyName(CERTName *name) |
-{ |
- if (name) |
- { |
- PRArenaPool *arena = name->arena; |
- name->rdns = NULL; |
- name->arena = NULL; |
- if (arena) PORT_FreeArena(arena, PR_FALSE); |
- } |
-} |
- |
-SECStatus |
-CERT_AddRDN(CERTName *name, CERTRDN *rdn) |
-{ |
- name->rdns = (CERTRDN**) AddToArray(name->arena, (void**) name->rdns, rdn); |
- return name->rdns ? SECSuccess : SECFailure; |
-} |
- |
-SECStatus |
-CERT_CopyName(PRArenaPool *arena, CERTName *to, CERTName *from) |
-{ |
- CERTRDN **rdns, *frdn, *trdn; |
- SECStatus rv = SECSuccess; |
- |
- if (!to || !from) { |
- PORT_SetError(SEC_ERROR_INVALID_ARGS); |
- return SECFailure; |
- } |
- |
- CERT_DestroyName(to); |
- to->arena = arena; |
- |
- /* Copy each rdn from from */ |
- rdns = from->rdns; |
- if (rdns) { |
- if (rdns[0] == NULL) { |
- rv = CERT_AddRDN(to, NULL); |
- return rv; |
- } |
- while ((frdn = *rdns++) != NULL) { |
- trdn = CERT_CreateRDN(arena, NULL); |
- if (!trdn) { |
- rv = SECFailure; |
- break; |
- } |
- rv = CERT_CopyRDN(arena, trdn, frdn); |
- if (rv != SECSuccess) |
- break; |
- rv = CERT_AddRDN(to, trdn); |
- if (rv != SECSuccess) |
- break; |
- } |
- } |
- return rv; |
-} |
- |
-/************************************************************************/ |
- |
-static void |
-canonicalize(SECItem * foo) |
-{ |
- int ch, lastch, len, src, dest; |
- |
- /* strip trailing whitespace. */ |
- len = foo->len; |
- while (len > 0 && ((ch = foo->data[len - 1]) == ' ' || |
- ch == '\t' || ch == '\r' || ch == '\n')) { |
- len--; |
- } |
- |
- src = 0; |
- /* strip leading whitespace. */ |
- while (src < len && ((ch = foo->data[src]) == ' ' || |
- ch == '\t' || ch == '\r' || ch == '\n')) { |
- src++; |
- } |
- dest = 0; lastch = ' '; |
- while (src < len) { |
- ch = foo->data[src++]; |
- if (ch == ' ' || ch == '\t' || ch == '\r' || ch == '\n') { |
- ch = ' '; |
- if (ch == lastch) |
- continue; |
- } else if (ch >= 'A' && ch <= 'Z') { |
- ch |= 0x20; /* downshift */ |
- } |
- foo->data[dest++] = lastch = ch; |
- } |
- foo->len = dest; |
-} |
- |
-/* SECItems a and b contain DER-encoded printable strings. */ |
-SECComparison |
-CERT_CompareDERPrintableStrings(const SECItem *a, const SECItem *b) |
-{ |
- SECComparison rv = SECLessThan; |
- SECItem * aVal = CERT_DecodeAVAValue(a); |
- SECItem * bVal = CERT_DecodeAVAValue(b); |
- |
- if (aVal && aVal->len && aVal->data && |
- bVal && bVal->len && bVal->data) { |
- canonicalize(aVal); |
- canonicalize(bVal); |
- rv = SECITEM_CompareItem(aVal, bVal); |
- } |
- SECITEM_FreeItem(aVal, PR_TRUE); |
- SECITEM_FreeItem(bVal, PR_TRUE); |
- return rv; |
-} |
- |
-SECComparison |
-CERT_CompareAVA(const CERTAVA *a, const CERTAVA *b) |
-{ |
- SECComparison rv; |
- |
- rv = SECITEM_CompareItem(&a->type, &b->type); |
- if (SECEqual != rv) |
- return rv; /* Attribute types don't match. */ |
- /* Let's be optimistic. Maybe the values will just compare equal. */ |
- rv = SECITEM_CompareItem(&a->value, &b->value); |
- if (SECEqual == rv) |
- return rv; /* values compared exactly. */ |
- if (a->value.len && a->value.data && b->value.len && b->value.data) { |
- /* Here, the values did not match. |
- ** If the values had different encodings, convert them to the same |
- ** encoding and compare that way. |
- */ |
- if (a->value.data[0] != b->value.data[0]) { |
- /* encodings differ. Convert both to UTF-8 and compare. */ |
- SECItem * aVal = CERT_DecodeAVAValue(&a->value); |
- SECItem * bVal = CERT_DecodeAVAValue(&b->value); |
- if (aVal && aVal->len && aVal->data && |
- bVal && bVal->len && bVal->data) { |
- rv = SECITEM_CompareItem(aVal, bVal); |
- } |
- SECITEM_FreeItem(aVal, PR_TRUE); |
- SECITEM_FreeItem(bVal, PR_TRUE); |
- } else if (a->value.data[0] == 0x13) { /* both are printable strings. */ |
- /* printable strings */ |
- rv = CERT_CompareDERPrintableStrings(&a->value, &b->value); |
- } |
- } |
- return rv; |
-} |
- |
-SECComparison |
-CERT_CompareRDN(const CERTRDN *a, const CERTRDN *b) |
-{ |
- CERTAVA **aavas, *aava; |
- CERTAVA **bavas, *bava; |
- int ac, bc; |
- SECComparison rv = SECEqual; |
- |
- aavas = a->avas; |
- bavas = b->avas; |
- |
- /* |
- ** Make sure array of ava's are the same length. If not, then we are |
- ** not equal |
- */ |
- ac = CountArray((void**) aavas); |
- bc = CountArray((void**) bavas); |
- if (ac < bc) return SECLessThan; |
- if (ac > bc) return SECGreaterThan; |
- |
- while (NULL != (aava = *aavas++)) { |
- for (bavas = b->avas; NULL != (bava = *bavas++); ) { |
- rv = SECITEM_CompareItem(&aava->type, &bava->type); |
- if (SECEqual == rv) { |
- rv = CERT_CompareAVA(aava, bava); |
- if (SECEqual != rv) |
- return rv; |
- break; |
- } |
- } |
- if (!bava) /* didn't find a match */ |
- return SECGreaterThan; |
- } |
- return rv; |
-} |
- |
-SECComparison |
-CERT_CompareName(const CERTName *a, const CERTName *b) |
-{ |
- CERTRDN **ardns, *ardn; |
- CERTRDN **brdns, *brdn; |
- int ac, bc; |
- SECComparison rv = SECEqual; |
- |
- ardns = a->rdns; |
- brdns = b->rdns; |
- |
- /* |
- ** Make sure array of rdn's are the same length. If not, then we are |
- ** not equal |
- */ |
- ac = CountArray((void**) ardns); |
- bc = CountArray((void**) brdns); |
- if (ac < bc) return SECLessThan; |
- if (ac > bc) return SECGreaterThan; |
- |
- for (;;) { |
- ardn = *ardns++; |
- brdn = *brdns++; |
- if (!ardn) { |
- break; |
- } |
- rv = CERT_CompareRDN(ardn, brdn); |
- if (rv) return rv; |
- } |
- return rv; |
-} |
- |
-/* Moved from certhtml.c */ |
-SECItem * |
-CERT_DecodeAVAValue(const SECItem *derAVAValue) |
-{ |
- SECItem *retItem; |
- const SEC_ASN1Template *theTemplate = NULL; |
- enum { conv_none, conv_ucs4, conv_ucs2, conv_iso88591 } convert = conv_none; |
- SECItem avaValue = {siBuffer, 0}; |
- PLArenaPool *newarena = NULL; |
- |
- if (!derAVAValue || !derAVAValue->len || !derAVAValue->data) { |
- PORT_SetError(SEC_ERROR_INVALID_ARGS); |
- return NULL; |
- } |
- |
- switch(derAVAValue->data[0]) { |
- case SEC_ASN1_UNIVERSAL_STRING: |
- convert = conv_ucs4; |
- theTemplate = SEC_ASN1_GET(SEC_UniversalStringTemplate); |
- break; |
- case SEC_ASN1_IA5_STRING: |
- theTemplate = SEC_ASN1_GET(SEC_IA5StringTemplate); |
- break; |
- case SEC_ASN1_PRINTABLE_STRING: |
- theTemplate = SEC_ASN1_GET(SEC_PrintableStringTemplate); |
- break; |
- case SEC_ASN1_T61_STRING: |
- /* |
- * Per common practice, we're not decoding actual T.61, but instead |
- * treating T61-labeled strings as containing ISO-8859-1. |
- */ |
- convert = conv_iso88591; |
- theTemplate = SEC_ASN1_GET(SEC_T61StringTemplate); |
- break; |
- case SEC_ASN1_BMP_STRING: |
- convert = conv_ucs2; |
- theTemplate = SEC_ASN1_GET(SEC_BMPStringTemplate); |
- break; |
- case SEC_ASN1_UTF8_STRING: |
- /* No conversion needed ! */ |
- theTemplate = SEC_ASN1_GET(SEC_UTF8StringTemplate); |
- break; |
- default: |
- PORT_SetError(SEC_ERROR_INVALID_AVA); |
- return NULL; |
- } |
- |
- PORT_Memset(&avaValue, 0, sizeof(SECItem)); |
- newarena = PORT_NewArena(DER_DEFAULT_CHUNKSIZE); |
- if (!newarena) { |
- return NULL; |
- } |
- if(SEC_QuickDERDecodeItem(newarena, &avaValue, theTemplate, derAVAValue) |
- != SECSuccess) { |
- PORT_FreeArena(newarena, PR_FALSE); |
- return NULL; |
- } |
- |
- if (convert != conv_none) { |
- unsigned int utf8ValLen = avaValue.len * 3; |
- unsigned char *utf8Val = (unsigned char*) |
- PORT_ArenaZAlloc(newarena, utf8ValLen); |
- |
- switch (convert) { |
- case conv_ucs4: |
- if(avaValue.len % 4 != 0 || |
- !PORT_UCS4_UTF8Conversion(PR_FALSE, avaValue.data, avaValue.len, |
- utf8Val, utf8ValLen, &utf8ValLen)) { |
- PORT_FreeArena(newarena, PR_FALSE); |
- PORT_SetError(SEC_ERROR_INVALID_AVA); |
- return NULL; |
- } |
- break; |
- case conv_ucs2: |
- if(avaValue.len % 2 != 0 || |
- !PORT_UCS2_UTF8Conversion(PR_FALSE, avaValue.data, avaValue.len, |
- utf8Val, utf8ValLen, &utf8ValLen)) { |
- PORT_FreeArena(newarena, PR_FALSE); |
- PORT_SetError(SEC_ERROR_INVALID_AVA); |
- return NULL; |
- } |
- break; |
- case conv_iso88591: |
- if(!PORT_ISO88591_UTF8Conversion(avaValue.data, avaValue.len, |
- utf8Val, utf8ValLen, &utf8ValLen)) { |
- PORT_FreeArena(newarena, PR_FALSE); |
- PORT_SetError(SEC_ERROR_INVALID_AVA); |
- return NULL; |
- } |
- break; |
- case conv_none: |
- PORT_Assert(0); /* not reached */ |
- break; |
- } |
- |
- avaValue.data = utf8Val; |
- avaValue.len = utf8ValLen; |
- } |
- |
- retItem = SECITEM_DupItem(&avaValue); |
- PORT_FreeArena(newarena, PR_FALSE); |
- return retItem; |
-} |