/var/opt/nydus/ops/oscrypto/_win
Edit: /var/opt/nydus/ops/oscrypto/_win/_cng_cffi.py (4478B)
# coding: utf-8
from __future__ import unicode_literals, division, absolute_import, print_function
from .._ffi import register_ffi
from .._types import str_cls
from ..errors import LibraryNotFoundError
from cffi import FFI
__all__ = [
'bcrypt',
]
ffi = FFI()
ffi.cdef("""
typedef HANDLE BCRYPT_ALG_HANDLE;
typedef HANDLE BCRYPT_KEY_HANDLE;
typedef ULONG NTSTATUS;
typedef unsigned char *PUCHAR;
typedef unsigned char *PBYTE;
typedef struct _BCRYPT_RSAKEY_BLOB {
ULONG Magic;
ULONG BitLength;
ULONG cbPublicExp;
ULONG cbModulus;
ULONG cbPrime1;
ULONG cbPrime2;
} BCRYPT_RSAKEY_BLOB;
typedef struct _BCRYPT_DSA_KEY_BLOB {
ULONG dwMagic;
ULONG cbKey;
UCHAR Count[4];
UCHAR Seed[20];
UCHAR q[20];
} BCRYPT_DSA_KEY_BLOB;
typedef struct _BCRYPT_DSA_KEY_BLOB_V2 {
ULONG dwMagic;
ULONG cbKey;
INT hashAlgorithm;
INT standardVersion;
ULONG cbSeedLength;
ULONG cbGroupSize;
UCHAR Count[4];
} BCRYPT_DSA_KEY_BLOB_V2;
typedef struct _BCRYPT_ECCKEY_BLOB {
ULONG dwMagic;
ULONG cbKey;
} BCRYPT_ECCKEY_BLOB;
typedef struct _BCRYPT_PKCS1_PADDING_INFO {
LPCWSTR pszAlgId;
} BCRYPT_PKCS1_PADDING_INFO;
typedef struct _BCRYPT_PSS_PADDING_INFO {
LPCWSTR pszAlgId;
ULONG cbSalt;
} BCRYPT_PSS_PADDING_INFO;
typedef struct _BCRYPT_OAEP_PADDING_INFO {
LPCWSTR pszAlgId;
PUCHAR pbLabel;
ULONG cbLabel;
} BCRYPT_OAEP_PADDING_INFO;
typedef struct _BCRYPT_KEY_DATA_BLOB_HEADER {
ULONG dwMagic;
ULONG dwVersion;
ULONG cbKeyData;
} BCRYPT_KEY_DATA_BLOB_HEADER;
NTSTATUS BCryptOpenAlgorithmProvider(BCRYPT_ALG_HANDLE *phAlgorithm, LPCWSTR pszAlgId, LPCWSTR pszImplementation,
DWORD dwFlags);
NTSTATUS BCryptCloseAlgorithmProvider(BCRYPT_ALG_HANDLE hAlgorithm, DWORD dwFlags);
NTSTATUS BCryptSetProperty(HANDLE hObject, LPCWSTR pszProperty, ULONG *pbInput, ULONG cbInput, ULONG dwFlags);
NTSTATUS BCryptImportKeyPair(BCRYPT_ALG_HANDLE hAlgorithm, BCRYPT_KEY_HANDLE hImportKey, LPCWSTR pszBlobType,
BCRYPT_KEY_HANDLE *phKey, PUCHAR pbInput, ULONG cbInput, ULONG dwFlags);
NTSTATUS BCryptImportKey(BCRYPT_ALG_HANDLE hAlgorithm, BCRYPT_KEY_HANDLE hImportKey, LPCWSTR pszBlobType,
BCRYPT_KEY_HANDLE *phKey, PUCHAR pbKeyObject, ULONG cbKeyObject, PUCHAR pbInput, ULONG cbInput,
ULONG dwFlags);
NTSTATUS BCryptDestroyKey(BCRYPT_KEY_HANDLE hKey);
NTSTATUS BCryptVerifySignature(BCRYPT_KEY_HANDLE hKey, void *pPaddingInfo, PUCHAR pbHash, ULONG cbHash,
PUCHAR pbSignature, ULONG cbSignature, ULONG dwFlags);
NTSTATUS BCryptSignHash(BCRYPT_KEY_HANDLE hKey, void * pPaddingInfo, PBYTE pbInput, DWORD cbInput, PBYTE pbOutput,
DWORD cbOutput, DWORD *pcbResult, ULONG dwFlags);
NTSTATUS BCryptEncrypt(BCRYPT_KEY_HANDLE hKey, PUCHAR pbInput, ULONG cbInput, void *pPaddingInfo, PUCHAR pbIV,
ULONG cbIV, PUCHAR pbOutput, ULONG cbOutput, ULONG *pcbResult, ULONG dwFlags);
NTSTATUS BCryptDecrypt(BCRYPT_KEY_HANDLE hKey, PUCHAR pbInput, ULONG cbInput, void *pPaddingInfo, PUCHAR pbIV,
ULONG cbIV, PUCHAR pbOutput, ULONG cbOutput, ULONG *pcbResult, ULONG dwFlags);
NTSTATUS BCryptDeriveKeyPBKDF2(BCRYPT_ALG_HANDLE hPrf, PUCHAR pbPassword, ULONG cbPassword, PUCHAR pbSalt,
ULONG cbSalt, ULONGLONG cIterations, PUCHAR pbDerivedKey, ULONG cbDerivedKey, ULONG dwFlags);
NTSTATUS BCryptGenRandom(BCRYPT_ALG_HANDLE hAlgorithm, PUCHAR pbBuffer, ULONG cbBuffer, ULONG dwFlags);
NTSTATUS BCryptGenerateKeyPair(BCRYPT_ALG_HANDLE hAlgorithm, BCRYPT_KEY_HANDLE *phKey, ULONG dwLength,
ULONG dwFlags);
NTSTATUS BCryptFinalizeKeyPair(BCRYPT_KEY_HANDLE hKey, ULONG dwFlags);
NTSTATUS BCryptExportKey(BCRYPT_KEY_HANDLE hKey, BCRYPT_KEY_HANDLE hExportKey, LPCWSTR pszBlobType,
PUCHAR pbOutput, ULONG cbOutput, ULONG *pcbResult, ULONG dwFlags);
""")
try:
bcrypt = ffi.dlopen('bcrypt.dll')
register_ffi(bcrypt, ffi)
except (OSError) as e:
if str_cls(e).find('cannot load library') != -1:
raise LibraryNotFoundError('bcrypt.dll could not be found - Windows XP and Server 2003 are not supported')
raise