void _COSE_Encrypt_Release(COSE_Encrypt * p)
{
if (p->pbContent != NULL) COSE_FREE((void *) p->pbContent, &p->m_message.m_allocContext);
// if (p->pbIV != NULL) COSE_FREE(p->pbIV, &p->m_message.m_allocContext);
if (p->pbKey != NULL) COSE_FREE(p ->pbKey, &p->m_message.m_allocContext);
_COSE_Release(&p->m_message);
}
bool _COSE_Init_From_Object(COSE* pobj, cn_cbor * pcbor, CBOR_CONTEXT_COMMA cose_errback * perr)
{
const cn_cbor * pmap = NULL;
cn_cbor_errback errState; // = { 0 };
#ifdef TAG_IN_ARRAY
cn_cbor * cbor;
#endif // TAG_IN_ARRAY
#ifdef USE_CBOR_CONTEXT
if (context != NULL) pobj->m_allocContext = *context;
#endif
pobj->m_cborRoot = pcbor;
pobj->m_cbor = pcbor;
#ifdef TAG_IN_ARRAY
cbor = cn_cbor_index(pobj->m_cbor, 0);
CHECK_CONDITION(cbor != NULL, COSE_ERR_INVALID_PARAMETER);
if (cbor->type == CN_CBOR_UINT) {
pobj->m_msgType = (int) cbor->v.uint;
}
#else
// Check if we have a tag
if (pcbor->type == CN_CBOR_TAG) {
pcbor = pobj->m_cbor = pcbor->first_child;
}
#endif
pmap = _COSE_arrayget_int(pobj, INDEX_PROTECTED);
CHECK_CONDITION(pmap != NULL, COSE_ERR_INVALID_PARAMETER);
if (pmap != NULL) {
CHECK_CONDITION(pmap->type == CN_CBOR_BYTES, COSE_ERR_INVALID_PARAMETER);
if (pmap->length == 0) {
pobj->m_protectedMap = cn_cbor_map_create(CBOR_CONTEXT_PARAM_COMMA NULL);
CHECK_CONDITION(pobj->m_protectedMap, COSE_ERR_OUT_OF_MEMORY);
}
else {
pobj->m_protectedMap = cn_cbor_decode((const byte *)pmap->v.str, pmap->length, CBOR_CONTEXT_PARAM_COMMA &errState);
CHECK_CONDITION(pobj->m_protectedMap != NULL, COSE_ERR_INVALID_PARAMETER);
}
}
pobj->m_unprotectMap = _COSE_arrayget_int(pobj, INDEX_UNPROTECTED);
CHECK_CONDITION((pobj->m_unprotectMap != NULL) && (pobj->m_unprotectMap->type == CN_CBOR_MAP), COSE_ERR_INVALID_PARAMETER);
pobj->m_ownUnprotectedMap = false;
pobj->m_ownMsg = true;
pobj->m_refCount = 1;
return true;
errorReturn:
_COSE_Release(pobj);
return false;
}
void _COSE_Enveloped_Release(COSE_Enveloped * p)
{
COSE_RecipientInfo * pRecipient1;
COSE_RecipientInfo * pRecipient2;
if (p->pbContent != NULL) COSE_FREE((void *) p->pbContent, &p->m_message.m_allocContext);
// if (p->pbIV != NULL) COSE_FREE(p->pbIV, &p->m_message.m_allocContext);
for (pRecipient1 = p->m_recipientFirst; pRecipient1 != NULL; pRecipient1 = pRecipient2) {
pRecipient2 = pRecipient1->m_recipientNext;
COSE_Recipient_Free((HCOSE_RECIPIENT)pRecipient1);
}
_COSE_Release(&p->m_message);
}
bool _COSE_Mac_Release(COSE_MacMessage * p)
{
COSE_RecipientInfo * pRecipient;
COSE_RecipientInfo * pRecipient2;
if (p->pbKey != NULL) COSE_FREE(p->pbKey, &p->m_message.m_allocContext);
for (pRecipient = p->m_recipientFirst; pRecipient != NULL; pRecipient = pRecipient2) {
pRecipient2 = pRecipient->m_recipientNext;
_COSE_Recipient_Free(pRecipient);
}
_COSE_Release(&p->m_message);
return true;
}
bool _COSE_Init(COSE* pobj, int msgType, CBOR_CONTEXT_COMMA cose_errback * perr)
{
cn_cbor_errback errState;;
#ifdef USE_CBOR_CONTEXT
if (context != NULL) pobj->m_allocContext = *context;
#endif
pobj->m_protectedMap = cn_cbor_map_create(CBOR_CONTEXT_PARAM_COMMA &errState);
CHECK_CONDITION_CBOR(pobj->m_protectedMap != NULL, errState);
pobj->m_dontSendMap = cn_cbor_map_create(CBOR_CONTEXT_PARAM_COMMA &errState);
CHECK_CONDITION_CBOR(pobj->m_dontSendMap != NULL, errState);
pobj->m_cbor = cn_cbor_array_create(CBOR_CONTEXT_PARAM_COMMA &errState);
CHECK_CONDITION_CBOR(pobj->m_cbor != NULL, errState);
pobj->m_ownMsg = 1;
#ifdef TAG_IN_ARRAY
if (msgType > 0) {
cn_cbor * cn = cn_cbor_int_create(msgType, CBOR_CONTEXT_PARAM_COMMA &errState);
CHECK_CONDITION_CBOR(cn != NULL, errState);
CHECK_CONDITION_CBOR(cn_cbor_array_append(pobj->m_cbor, cn, &errState), errState);
pobj->m_msgType = msgType;
}
#else
pobj->m_msgType = msgType;
#endif
pobj->m_unprotectMap = cn_cbor_map_create(CBOR_CONTEXT_PARAM_COMMA &errState);
CHECK_CONDITION_CBOR(pobj->m_unprotectMap != NULL, errState);
CHECK_CONDITION_CBOR(_COSE_array_replace(pobj, pobj->m_unprotectMap, INDEX_UNPROTECTED, CBOR_CONTEXT_PARAM_COMMA &errState), errState);
pobj->m_ownUnprotectedMap = false;
pobj->m_refCount = 1;
return true;
errorReturn:
_COSE_Release(pobj);
return false;
}
bool _COSE_Mac0_Release(COSE_Mac0Message * p)
{
_COSE_Release(&p->m_message);
return true;
}
