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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/. */
#ifndef CRYPTOX_H
#define CRYPTOX_H
#define XP_MIN_SIGNATURE_LEN_IN_BYTES 256
#define CryptoX_Result int
#define CryptoX_Success 0
#define CryptoX_Error (-1)
#if defined(MAR_NSS)
# include "cert.h"
# include "keyhi.h"
# include "cryptohi.h"
# define CryptoX_InvalidHandleValue NULL
# define CryptoX_ProviderHandle void*
# define CryptoX_SignatureHandle VFYContext*
# define CryptoX_PublicKey SECKEYPublicKey*
# define CryptoX_Certificate CERTCertificate*
# ifdef __cplusplus
extern "C" {
# endif
CryptoX_Result NSS_LoadPublicKey(const unsigned char* certData,
unsigned int certDataSize,
SECKEYPublicKey** publicKey);
CryptoX_Result NSS_VerifyBegin(VFYContext** ctx,
SECKEYPublicKey* const* publicKey);
CryptoX_Result NSS_VerifySignature(VFYContext* const* ctx,
const unsigned char* signature,
unsigned int signatureLen);
# ifdef __cplusplus
} // extern "C"
# endif
# define CryptoX_InitCryptoProvider(CryptoHandle) CryptoX_Success
# define CryptoX_VerifyBegin(CryptoHandle, SignatureHandle, PublicKey) \
NSS_VerifyBegin(SignatureHandle, PublicKey)
# define CryptoX_FreeSignatureHandle(SignatureHandle) \
VFY_DestroyContext(*SignatureHandle, PR_TRUE)
# define CryptoX_VerifyUpdate(SignatureHandle, buf, len) \
VFY_Update(*SignatureHandle, (const unsigned char*)(buf), len)
# define CryptoX_LoadPublicKey(CryptoHandle, certData, dataSize, publicKey) \
NSS_LoadPublicKey(certData, dataSize, publicKey)
# define CryptoX_VerifySignature(hash, publicKey, signedData, len) \
NSS_VerifySignature(hash, (const unsigned char*)(signedData), len)
# define CryptoX_FreePublicKey(key) SECKEY_DestroyPublicKey(*key)
# define CryptoX_FreeCertificate(cert) CERT_DestroyCertificate(*cert)
#elif XP_MACOSX
# define CryptoX_InvalidHandleValue NULL
# define CryptoX_ProviderHandle void*
# define CryptoX_SignatureHandle void*
# define CryptoX_PublicKey void*
# define CryptoX_Certificate void*
// Forward-declare Objective-C functions implemented in MacVerifyCrypto.mm.
# ifdef __cplusplus
extern "C" {
# endif
CryptoX_Result CryptoMac_InitCryptoProvider();
CryptoX_Result CryptoMac_VerifyBegin(CryptoX_SignatureHandle* aInputData);
CryptoX_Result CryptoMac_VerifyUpdate(CryptoX_SignatureHandle* aInputData,
void* aBuf, unsigned int aLen);
CryptoX_Result CryptoMac_LoadPublicKey(const unsigned char* aCertData,
unsigned int aDataSize,
CryptoX_PublicKey* aPublicKey);
CryptoX_Result CryptoMac_VerifySignature(CryptoX_SignatureHandle* aInputData,
CryptoX_PublicKey* aPublicKey,
const unsigned char* aSignature,
unsigned int aSignatureLen);
void CryptoMac_FreeSignatureHandle(CryptoX_SignatureHandle* aInputData);
void CryptoMac_FreePublicKey(CryptoX_PublicKey* aPublicKey);
# ifdef __cplusplus
} // extern "C"
# endif
# define CryptoX_InitCryptoProvider(aProviderHandle) \
CryptoMac_InitCryptoProvider()
# define CryptoX_VerifyBegin(aCryptoHandle, aInputData, aPublicKey) \
CryptoMac_VerifyBegin(aInputData)
# define CryptoX_VerifyUpdate(aInputData, aBuf, aLen) \
CryptoMac_VerifyUpdate(aInputData, aBuf, aLen)
# define CryptoX_LoadPublicKey(aProviderHandle, aCertData, aDataSize, \
aPublicKey) \
CryptoMac_LoadPublicKey(aCertData, aDataSize, aPublicKey)
# define CryptoX_VerifySignature(aInputData, aPublicKey, aSignature, \
aSignatureLen) \
CryptoMac_VerifySignature(aInputData, aPublicKey, aSignature, aSignatureLen)
# define CryptoX_FreeSignatureHandle(aInputData) \
CryptoMac_FreeSignatureHandle(aInputData)
# define CryptoX_FreePublicKey(aPublicKey) CryptoMac_FreePublicKey(aPublicKey)
# define CryptoX_FreeCertificate(aCertificate)
#elif defined(XP_WIN)
# include <windows.h>
# include <wincrypt.h>
CryptoX_Result CryptoAPI_InitCryptoContext(HCRYPTPROV* provider);
CryptoX_Result CryptoAPI_LoadPublicKey(HCRYPTPROV hProv, BYTE* certData,
DWORD sizeOfCertData,
HCRYPTKEY* publicKey);
CryptoX_Result CryptoAPI_VerifyBegin(HCRYPTPROV provider, HCRYPTHASH* hash);
CryptoX_Result CryptoAPI_VerifyUpdate(HCRYPTHASH* hash, BYTE* buf, DWORD len);
CryptoX_Result CryptoAPI_VerifySignature(HCRYPTHASH* hash, HCRYPTKEY* pubKey,
const BYTE* signature,
DWORD signatureLen);
# define CryptoX_InvalidHandleValue ((ULONG_PTR)NULL)
# define CryptoX_ProviderHandle HCRYPTPROV
# define CryptoX_SignatureHandle HCRYPTHASH
# define CryptoX_PublicKey HCRYPTKEY
# define CryptoX_Certificate HCERTSTORE
# define CryptoX_InitCryptoProvider(CryptoHandle) \
CryptoAPI_InitCryptoContext(CryptoHandle)
# define CryptoX_VerifyBegin(CryptoHandle, SignatureHandle, PublicKey) \
CryptoAPI_VerifyBegin(CryptoHandle, SignatureHandle)
# define CryptoX_FreeSignatureHandle(SignatureHandle)
# define CryptoX_VerifyUpdate(SignatureHandle, buf, len) \
CryptoAPI_VerifyUpdate(SignatureHandle, (BYTE*)(buf), len)
# define CryptoX_LoadPublicKey(CryptoHandle, certData, dataSize, publicKey) \
CryptoAPI_LoadPublicKey(CryptoHandle, (BYTE*)(certData), dataSize, \
publicKey)
# define CryptoX_VerifySignature(hash, publicKey, signedData, len) \
CryptoAPI_VerifySignature(hash, publicKey, signedData, len)
# define CryptoX_FreePublicKey(key) CryptDestroyKey(*(key))
# define CryptoX_FreeCertificate(cert) \
CertCloseStore(*(cert), CERT_CLOSE_STORE_FORCE_FLAG);
#else
/* This default implementation is necessary because we don't want to
* link to NSS from updater code on non Windows platforms. On Windows
* we use CyrptoAPI instead of NSS. We don't call any function as they
* would just fail, but this simplifies linking.
*/
# define CryptoX_InvalidHandleValue NULL
# define CryptoX_ProviderHandle void*
# define CryptoX_SignatureHandle void*
# define CryptoX_PublicKey void*
# define CryptoX_Certificate void*
# define CryptoX_InitCryptoProvider(CryptoHandle) CryptoX_Error
# define CryptoX_VerifyBegin(CryptoHandle, SignatureHandle, PublicKey) \
CryptoX_Error
# define CryptoX_FreeSignatureHandle(SignatureHandle)
# define CryptoX_VerifyUpdate(SignatureHandle, buf, len) CryptoX_Error
# define CryptoX_LoadPublicKey(CryptoHandle, certData, dataSize, publicKey) \
CryptoX_Error
# define CryptoX_VerifySignature(hash, publicKey, signedData, len) \
CryptoX_Error
# define CryptoX_FreePublicKey(key) CryptoX_Error
#endif
#endif
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