diff options
Diffstat (limited to 'security/nss/lib/freebl/ppc-gcm.h')
-rw-r--r-- | security/nss/lib/freebl/ppc-gcm.h | 76 |
1 files changed, 76 insertions, 0 deletions
diff --git a/security/nss/lib/freebl/ppc-gcm.h b/security/nss/lib/freebl/ppc-gcm.h new file mode 100644 index 0000000000..1d94c0c338 --- /dev/null +++ b/security/nss/lib/freebl/ppc-gcm.h @@ -0,0 +1,76 @@ +/******************************************************************************/ +/* LICENSE: */ +/* This submission to NSS is to be made available under the terms of the */ +/* Mozilla Public License, v. 2.0. You can obtain one at http: */ +/* //mozilla.org/MPL/2.0/. */ +/******************************************************************************/ + +#ifndef PPC_GCM_H +#define PPC_GCM_H 1 + +#include "blapii.h" + +typedef struct ppc_AES_GCMContextStr ppc_AES_GCMContext; + +ppc_AES_GCMContext *ppc_AES_GCM_CreateContext(void *context, freeblCipherFunc cipher, + const unsigned char *params); + +void ppc_AES_GCM_DestroyContext(ppc_AES_GCMContext *gcm, PRBool freeit); + +SECStatus ppc_AES_GCM_EncryptUpdate(ppc_AES_GCMContext *gcm, unsigned char *outbuf, + unsigned int *outlen, unsigned int maxout, + const unsigned char *inbuf, unsigned int inlen, + unsigned int blocksize); + +SECStatus ppc_AES_GCM_DecryptUpdate(ppc_AES_GCMContext *gcm, unsigned char *outbuf, + unsigned int *outlen, unsigned int maxout, + const unsigned char *inbuf, unsigned int inlen, + unsigned int blocksize); +SECStatus ppc_AES_GCM_EncryptAEAD(ppc_AES_GCMContext *gcm, + unsigned char *outbuf, + unsigned int *outlen, unsigned int maxout, + const unsigned char *inbuf, unsigned int inlen, + void *params, unsigned int paramLen, + const unsigned char *aad, unsigned int aadLen, + unsigned int blocksize); +SECStatus ppc_AES_GCM_DecryptAEAD(ppc_AES_GCMContext *gcm, + unsigned char *outbuf, + unsigned int *outlen, unsigned int maxout, + const unsigned char *inbuf, unsigned int inlen, + void *params, unsigned int paramLen, + const unsigned char *aad, unsigned int aadLen, + unsigned int blocksize); + +/* Prototypes of the functions defined in the assembler file. */ + +/* Prepares the constants used in the aggregated reduction method */ +void ppc_aes_gcmINIT(unsigned char Htbl[8 * 16], + PRUint32 *KS, + int NR); + +/* Produces the final GHASH value */ +void ppc_aes_gcmTAG(unsigned char Htbl[8 * 16], + unsigned char *Tp, + unsigned long Mlen, + unsigned long Alen, + unsigned char *X0, + unsigned char *TAG); + +/* Hashes the Additional Authenticated Data, should be used before enc/dec. + Operates on any length of data. Partial block is padded internally. */ +void ppc_aes_gcmHASH(unsigned char Htbl[8 * 16], + const unsigned char *AAD, + unsigned long Alen, + unsigned char *Tp); + +/* Crypt only, used in combination with ppc_aes_gcmAAD(). + Operates on any length of data, however partial block should only be encrypted + at the last call, otherwise the result will be incorrect. */ +void ppc_aes_gcmCRYPT(const unsigned char *PT, + unsigned char *CT, + unsigned long len, + unsigned char *CTRP, + PRUint32 *KS, + int NR); + +#endif |