RetroZilla/security/nss/lib/pkcs12/p12creat.c

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/* 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/. */
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#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;
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PLArenaPool *poolp = NULL;
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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 *
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sec_pkcs12_new_asafe(PLArenaPool *poolp)
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{
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_PKCS7ContentInfo));
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 *
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sec_pkcs12_create_safe_contents(PLArenaPool *poolp)
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{
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 *
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sec_pkcs12_create_baggage(PLArenaPool *poolp)
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{
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);
}
}