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122 lines
5.0 KiB
C
122 lines
5.0 KiB
C
/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef CRYPTOX_H
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#define CRYPTOX_H
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#define XP_MIN_SIGNATURE_LEN_IN_BYTES 256
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#define CryptoX_Result int
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#define CryptoX_Success 0
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#define CryptoX_Error (-1)
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#define CryptoX_Succeeded(X) ((X) == CryptoX_Success)
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#define CryptoX_Failed(X) ((X) != CryptoX_Success)
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#if defined(MAR_NSS)
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#include "nss_secutil.h"
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CryptoX_Result NSS_LoadPublicKey(const char *certNickname,
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SECKEYPublicKey **publicKey,
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CERTCertificate **cert);
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CryptoX_Result NSS_VerifyBegin(VFYContext **ctx,
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SECKEYPublicKey * const *publicKey);
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CryptoX_Result NSS_VerifySignature(VFYContext * const *ctx ,
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const unsigned char *signature,
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unsigned int signatureLen);
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#define CryptoX_InvalidHandleValue NULL
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#define CryptoX_ProviderHandle void*
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#define CryptoX_SignatureHandle VFYContext *
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#define CryptoX_PublicKey SECKEYPublicKey *
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#define CryptoX_Certificate CERTCertificate *
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#define CryptoX_InitCryptoProvider(CryptoHandle) \
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CryptoX_Success
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#define CryptoX_VerifyBegin(CryptoHandle, SignatureHandle, PublicKey) \
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NSS_VerifyBegin(SignatureHandle, PublicKey)
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#define CryptoX_FreeSignatureHandle(SignatureHandle) \
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VFY_DestroyContext(SignatureHandle, PR_TRUE)
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#define CryptoX_VerifyUpdate(SignatureHandle, buf, len) \
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VFY_Update(*SignatureHandle, (const unsigned char*)(buf), len)
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#define CryptoX_LoadPublicKey(CryptoHandle, certData, dataSize, \
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publicKey, certName, cert) \
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NSS_LoadPublicKey(certName, publicKey, cert)
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#define CryptoX_VerifySignature(hash, publicKey, signedData, len) \
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NSS_VerifySignature(hash, (const unsigned char *)(signedData), len)
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#define CryptoX_FreePublicKey(key) \
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SECKEY_DestroyPublicKey(*key)
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#define CryptoX_FreeCertificate(cert) \
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CERT_DestroyCertificate(*cert)
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#elif defined(XP_WIN)
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#include <windows.h>
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#include <wincrypt.h>
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CryptoX_Result CryptoAPI_InitCryptoContext(HCRYPTPROV *provider);
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CryptoX_Result CryptoAPI_LoadPublicKey(HCRYPTPROV hProv,
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BYTE *certData,
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DWORD sizeOfCertData,
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HCRYPTKEY *publicKey,
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HCERTSTORE *cert);
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CryptoX_Result CryptoAPI_VerifyBegin(HCRYPTPROV provider, HCRYPTHASH* hash);
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CryptoX_Result CryptoAPI_VerifyUpdate(HCRYPTHASH* hash,
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BYTE *buf, DWORD len);
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CryptoX_Result CyprtoAPI_VerifySignature(HCRYPTHASH *hash,
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HCRYPTKEY *pubKey,
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const BYTE *signature,
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DWORD signatureLen);
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#define CryptoX_InvalidHandleValue ((ULONG_PTR)NULL)
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#define CryptoX_ProviderHandle HCRYPTPROV
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#define CryptoX_SignatureHandle HCRYPTHASH
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#define CryptoX_PublicKey HCRYPTKEY
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#define CryptoX_Certificate HCERTSTORE
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#define CryptoX_InitCryptoProvider(CryptoHandle) \
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CryptoAPI_InitCryptoContext(CryptoHandle)
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#define CryptoX_VerifyBegin(CryptoHandle, SignatureHandle, PublicKey) \
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CryptoAPI_VerifyBegin(CryptoHandle, SignatureHandle)
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#define CryptoX_FreeSignatureHandle(SignatureHandle)
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#define CryptoX_VerifyUpdate(SignatureHandle, buf, len) \
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CryptoAPI_VerifyUpdate(SignatureHandle, (BYTE *)(buf), len)
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#define CryptoX_LoadPublicKey(CryptoHandle, certData, dataSize, \
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publicKey, certName, cert) \
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CryptoAPI_LoadPublicKey(CryptoHandle, (BYTE*)(certData), \
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dataSize, publicKey, cert)
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#define CryptoX_VerifySignature(hash, publicKey, signedData, len) \
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CyprtoAPI_VerifySignature(hash, publicKey, signedData, len)
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#define CryptoX_FreePublicKey(key) \
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CryptDestroyKey(*(key))
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#define CryptoX_FreeCertificate(cert) \
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CertCloseStore(*(cert), CERT_CLOSE_STORE_FORCE_FLAG);
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#else
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/* This default implementation is necessary because we don't want to
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* link to NSS from updater code on non Windows platforms. On Windows
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* we use CyrptoAPI instead of NSS. We don't call any function as they
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* would just fail, but this simplifies linking.
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*/
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#define CryptoX_InvalidHandleValue NULL
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#define CryptoX_ProviderHandle void*
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#define CryptoX_SignatureHandle void*
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#define CryptoX_PublicKey void*
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#define CryptoX_Certificate void*
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#define CryptoX_InitCryptoProvider(CryptoHandle) \
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CryptoX_Error
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#define CryptoX_VerifyBegin(CryptoHandle, SignatureHandle, PublicKey) \
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CryptoX_Error
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#define CryptoX_FreeSignatureHandle(SignatureHandle)
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#define CryptoX_VerifyUpdate(SignatureHandle, buf, len) CryptoX_Error
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#define CryptoX_LoadPublicKey(CryptoHandle, certData, dataSize, \
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publicKey, certName, cert) \
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CryptoX_Error
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#define CryptoX_VerifySignature(hash, publicKey, signedData, len) CryptoX_Error
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#define CryptoX_FreePublicKey(key) CryptoX_Error
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#endif
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#endif
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