diff options
Diffstat (limited to 'security/nss/lib/pkcs12/p12creat.c')
| -rw-r--r-- | security/nss/lib/pkcs12/p12creat.c | 218 |
1 files changed, 218 insertions, 0 deletions
diff --git a/security/nss/lib/pkcs12/p12creat.c b/security/nss/lib/pkcs12/p12creat.c new file mode 100644 index 000000000..7cc72cf15 --- /dev/null +++ b/security/nss/lib/pkcs12/p12creat.c @@ -0,0 +1,218 @@ +/* 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 "pkcs12.h" +#include "secitem.h" +#include "secport.h" +#include "secder.h" +#include "secoid.h" +#include "p12local.h" +#include "secerr.h" + +/* allocate space for a PFX structure and set up initial + * arena pool. pfx structure is cleared and a pointer to + * the new structure is returned. + */ +SEC_PKCS12PFXItem * +sec_pkcs12_new_pfx(void) +{ + SEC_PKCS12PFXItem *pfx = NULL; + PLArenaPool *poolp = NULL; + + poolp = PORT_NewArena(SEC_ASN1_DEFAULT_ARENA_SIZE); /* XXX Different size? */ + if (poolp == NULL) + goto loser; + + pfx = (SEC_PKCS12PFXItem *)PORT_ArenaZAlloc(poolp, + sizeof(SEC_PKCS12PFXItem)); + if (pfx == NULL) + goto loser; + pfx->poolp = poolp; + + return pfx; + +loser: + PORT_FreeArena(poolp, PR_TRUE); + return NULL; +} + +/* allocate space for a PFX structure and set up initial + * arena pool. pfx structure is cleared and a pointer to + * the new structure is returned. + */ +SEC_PKCS12AuthenticatedSafe * +sec_pkcs12_new_asafe(PLArenaPool *poolp) +{ + SEC_PKCS12AuthenticatedSafe *asafe = NULL; + void *mark; + + mark = PORT_ArenaMark(poolp); + asafe = (SEC_PKCS12AuthenticatedSafe *)PORT_ArenaZAlloc(poolp, + sizeof(SEC_PKCS12AuthenticatedSafe)); + if (asafe == NULL) + goto loser; + asafe->poolp = poolp; + PORT_Memset(&asafe->old_baggage, 0, sizeof(SEC_PKCS12Baggage_OLD)); + + PORT_ArenaUnmark(poolp, mark); + return asafe; + +loser: + PORT_ArenaRelease(poolp, mark); + return NULL; +} + +/* create a safe contents structure with a list of + * length 0 with the first element being NULL + */ +SEC_PKCS12SafeContents * +sec_pkcs12_create_safe_contents(PLArenaPool *poolp) +{ + SEC_PKCS12SafeContents *safe; + void *mark; + + if (poolp == NULL) + return NULL; + + /* allocate structure */ + mark = PORT_ArenaMark(poolp); + safe = (SEC_PKCS12SafeContents *)PORT_ArenaZAlloc(poolp, + sizeof(SEC_PKCS12SafeContents)); + if (safe == NULL) { + PORT_SetError(SEC_ERROR_NO_MEMORY); + PORT_ArenaRelease(poolp, mark); + return NULL; + } + + /* init list */ + safe->contents = (SEC_PKCS12SafeBag **)PORT_ArenaZAlloc(poolp, + sizeof(SEC_PKCS12SafeBag *)); + if (safe->contents == NULL) { + PORT_SetError(SEC_ERROR_NO_MEMORY); + PORT_ArenaRelease(poolp, mark); + return NULL; + } + safe->contents[0] = NULL; + safe->poolp = poolp; + safe->safe_size = 0; + PORT_ArenaUnmark(poolp, mark); + return safe; +} + +/* create a new external bag which is appended onto the list + * of bags in baggage. the bag is created in the same arena + * as baggage + */ +SEC_PKCS12BaggageItem * +sec_pkcs12_create_external_bag(SEC_PKCS12Baggage *luggage) +{ + void *dummy, *mark; + SEC_PKCS12BaggageItem *bag; + + if (luggage == NULL) { + return NULL; + } + + mark = PORT_ArenaMark(luggage->poolp); + + /* allocate space for null terminated bag list */ + if (luggage->bags == NULL) { + luggage->bags = (SEC_PKCS12BaggageItem **)PORT_ArenaZAlloc(luggage->poolp, + sizeof(SEC_PKCS12BaggageItem *)); + if (luggage->bags == NULL) { + goto loser; + } + luggage->luggage_size = 0; + } + + /* grow the list */ + dummy = PORT_ArenaGrow(luggage->poolp, luggage->bags, + sizeof(SEC_PKCS12BaggageItem *) * (luggage->luggage_size + 1), + sizeof(SEC_PKCS12BaggageItem *) * (luggage->luggage_size + 2)); + if (dummy == NULL) { + goto loser; + } + luggage->bags = (SEC_PKCS12BaggageItem **)dummy; + + luggage->bags[luggage->luggage_size] = + (SEC_PKCS12BaggageItem *)PORT_ArenaZAlloc(luggage->poolp, + sizeof(SEC_PKCS12BaggageItem)); + if (luggage->bags[luggage->luggage_size] == NULL) { + goto loser; + } + + /* create new bag and append it to the end */ + bag = luggage->bags[luggage->luggage_size]; + bag->espvks = (SEC_PKCS12ESPVKItem **)PORT_ArenaZAlloc( + luggage->poolp, + sizeof(SEC_PKCS12ESPVKItem *)); + bag->unencSecrets = (SEC_PKCS12SafeBag **)PORT_ArenaZAlloc( + luggage->poolp, + sizeof(SEC_PKCS12SafeBag *)); + if ((bag->espvks == NULL) || (bag->unencSecrets == NULL)) { + goto loser; + } + + bag->poolp = luggage->poolp; + luggage->luggage_size++; + luggage->bags[luggage->luggage_size] = NULL; + bag->espvks[0] = NULL; + bag->unencSecrets[0] = NULL; + bag->nEspvks = bag->nSecrets = 0; + + PORT_ArenaUnmark(luggage->poolp, mark); + return bag; + +loser: + PORT_ArenaRelease(luggage->poolp, mark); + PORT_SetError(SEC_ERROR_NO_MEMORY); + return NULL; +} + +/* creates a baggage witha NULL terminated 0 length list */ +SEC_PKCS12Baggage * +sec_pkcs12_create_baggage(PLArenaPool *poolp) +{ + SEC_PKCS12Baggage *luggage; + void *mark; + + if (poolp == NULL) + return NULL; + + mark = PORT_ArenaMark(poolp); + + /* allocate bag */ + luggage = (SEC_PKCS12Baggage *)PORT_ArenaZAlloc(poolp, + sizeof(SEC_PKCS12Baggage)); + if (luggage == NULL) { + PORT_SetError(SEC_ERROR_NO_MEMORY); + PORT_ArenaRelease(poolp, mark); + return NULL; + } + + /* init list */ + luggage->bags = (SEC_PKCS12BaggageItem **)PORT_ArenaZAlloc(poolp, + sizeof(SEC_PKCS12BaggageItem *)); + if (luggage->bags == NULL) { + PORT_SetError(SEC_ERROR_NO_MEMORY); + PORT_ArenaRelease(poolp, mark); + return NULL; + } + + luggage->bags[0] = NULL; + luggage->luggage_size = 0; + luggage->poolp = poolp; + + PORT_ArenaUnmark(poolp, mark); + return luggage; +} + +/* free pfx structure and associated items in the arena */ +void +SEC_PKCS12DestroyPFX(SEC_PKCS12PFXItem *pfx) +{ + if (pfx != NULL && pfx->poolp != NULL) { + PORT_FreeArena(pfx->poolp, PR_TRUE); + } +} |