diff options
Diffstat (limited to 'Modules/sha256module.c')
| -rw-r--r-- | Modules/sha256module.c | 126 |
1 files changed, 63 insertions, 63 deletions
diff --git a/Modules/sha256module.c b/Modules/sha256module.c index a9ac748..705b31a 100644 --- a/Modules/sha256module.c +++ b/Modules/sha256module.c @@ -23,7 +23,7 @@ /* Endianness testing and definitions */ #define TestEndianness(variable) {int i=1; variable=PCT_BIG_ENDIAN;\ - if (*((char*)&i)==1) variable=PCT_LITTLE_ENDIAN;} + if (*((char*)&i)==1) variable=PCT_LITTLE_ENDIAN;} #define PCT_LITTLE_ENDIAN 1 #define PCT_BIG_ENDIAN 0 @@ -33,7 +33,7 @@ typedef unsigned char SHA_BYTE; #if SIZEOF_INT == 4 -typedef unsigned int SHA_INT32; /* 32-bit integer */ +typedef unsigned int SHA_INT32; /* 32-bit integer */ #else /* not defined. compilation will die. */ #endif @@ -47,11 +47,11 @@ typedef unsigned int SHA_INT32; /* 32-bit integer */ typedef struct { PyObject_HEAD - SHA_INT32 digest[8]; /* Message digest */ - SHA_INT32 count_lo, count_hi; /* 64-bit bit count */ - SHA_BYTE data[SHA_BLOCKSIZE]; /* SHA data buffer */ + SHA_INT32 digest[8]; /* Message digest */ + SHA_INT32 count_lo, count_hi; /* 64-bit bit count */ + SHA_BYTE data[SHA_BLOCKSIZE]; /* SHA data buffer */ int Endianness; - int local; /* unprocessed amount in data */ + int local; /* unprocessed amount in data */ int digestsize; } SHAobject; @@ -63,7 +63,7 @@ static void longReverse(SHA_INT32 *buffer, int byteCount, int Endianness) SHA_INT32 value; if ( Endianness == PCT_BIG_ENDIAN ) - return; + return; byteCount /= sizeof(*buffer); while (byteCount--) { @@ -115,7 +115,7 @@ static void SHAcopy(SHAobject *src, SHAobject *dest) ( ((((unsigned long)(x)&0xFFFFFFFFUL)>>(unsigned long)((y)&31)) | \ ((unsigned long)(x)<<(unsigned long)(32-((y)&31)))) & 0xFFFFFFFFUL) #define Ch(x,y,z) (z ^ (x & (y ^ z))) -#define Maj(x,y,z) (((x | y) & z) | (x & y)) +#define Maj(x,y,z) (((x | y) & z) | (x & y)) #define S(x, n) ROR((x),(n)) #define R(x, n) (((x)&0xFFFFFFFFUL)>>(n)) #define Sigma0(x) (S(x, 2) ^ S(x, 13) ^ S(x, 22)) @@ -128,13 +128,13 @@ static void sha_transform(SHAobject *sha_info) { int i; - SHA_INT32 S[8], W[64], t0, t1; + SHA_INT32 S[8], W[64], t0, t1; memcpy(W, sha_info->data, sizeof(sha_info->data)); longReverse(W, (int)sizeof(sha_info->data), sha_info->Endianness); for (i = 16; i < 64; ++i) { - W[i] = Gamma1(W[i - 2]) + W[i - 7] + Gamma0(W[i - 15]) + W[i - 16]; + W[i] = Gamma1(W[i - 2]) + W[i - 7] + Gamma0(W[i - 15]) + W[i - 16]; } for (i = 0; i < 8; ++i) { S[i] = sha_info->digest[i]; @@ -212,8 +212,8 @@ sha_transform(SHAobject *sha_info) RND(S[2],S[3],S[4],S[5],S[6],S[7],S[0],S[1],62,0xbef9a3f7); RND(S[1],S[2],S[3],S[4],S[5],S[6],S[7],S[0],63,0xc67178f2); -#undef RND - +#undef RND + /* feedback */ for (i = 0; i < 8; i++) { sha_info->digest[i] = sha_info->digest[i] + S[i]; @@ -315,14 +315,14 @@ sha_final(unsigned char digest[SHA_DIGESTSIZE], SHAobject *sha_info) count = (int) ((lo_bit_count >> 3) & 0x3f); ((SHA_BYTE *) sha_info->data)[count++] = 0x80; if (count > SHA_BLOCKSIZE - 8) { - memset(((SHA_BYTE *) sha_info->data) + count, 0, - SHA_BLOCKSIZE - count); - sha_transform(sha_info); - memset((SHA_BYTE *) sha_info->data, 0, SHA_BLOCKSIZE - 8); + memset(((SHA_BYTE *) sha_info->data) + count, 0, + SHA_BLOCKSIZE - count); + sha_transform(sha_info); + memset((SHA_BYTE *) sha_info->data, 0, SHA_BLOCKSIZE - 8); } else { - memset(((SHA_BYTE *) sha_info->data) + count, 0, - SHA_BLOCKSIZE - 8 - count); + memset(((SHA_BYTE *) sha_info->data) + count, 0, + SHA_BLOCKSIZE - 8 - count); } /* GJS: note that we add the hi/lo in big-endian. sha_transform will @@ -455,21 +455,21 @@ SHA256_hexdigest(SHAobject *self, PyObject *unused) /* Create a new string */ retval = PyUnicode_FromStringAndSize(NULL, self->digestsize * 2); if (!retval) - return NULL; + return NULL; hex_digest = PyUnicode_AS_UNICODE(retval); if (!hex_digest) { - Py_DECREF(retval); - return NULL; + Py_DECREF(retval); + return NULL; } /* Make hex version of the digest */ for(i=j=0; i<self->digestsize; i++) { char c; c = (digest[i] >> 4) & 0xf; - c = (c>9) ? c+'a'-10 : c + '0'; + c = (c>9) ? c+'a'-10 : c + '0'; hex_digest[j++] = c; c = (digest[i] & 0xf); - c = (c>9) ? c+'a'-10 : c + '0'; + c = (c>9) ? c+'a'-10 : c + '0'; hex_digest[j++] = c; } return retval; @@ -497,11 +497,11 @@ SHA256_update(SHAobject *self, PyObject *args) } static PyMethodDef SHA_methods[] = { - {"copy", (PyCFunction)SHA256_copy, METH_NOARGS, SHA256_copy__doc__}, - {"digest", (PyCFunction)SHA256_digest, METH_NOARGS, SHA256_digest__doc__}, + {"copy", (PyCFunction)SHA256_copy, METH_NOARGS, SHA256_copy__doc__}, + {"digest", (PyCFunction)SHA256_digest, METH_NOARGS, SHA256_digest__doc__}, {"hexdigest", (PyCFunction)SHA256_hexdigest, METH_NOARGS, SHA256_hexdigest__doc__}, - {"update", (PyCFunction)SHA256_update, METH_VARARGS, SHA256_update__doc__}, - {NULL, NULL} /* sentinel */ + {"update", (PyCFunction)SHA256_update, METH_VARARGS, SHA256_update__doc__}, + {NULL, NULL} /* sentinel */ }; static PyObject * @@ -538,13 +538,13 @@ static PyMemberDef SHA_members[] = { static PyTypeObject SHA224type = { PyVarObject_HEAD_INIT(NULL, 0) - "_sha256.sha224", /*tp_name*/ - sizeof(SHAobject), /*tp_size*/ - 0, /*tp_itemsize*/ + "_sha256.sha224", /*tp_name*/ + sizeof(SHAobject), /*tp_size*/ + 0, /*tp_itemsize*/ /* methods */ - SHA_dealloc, /*tp_dealloc*/ - 0, /*tp_print*/ - 0, /*tp_getattr*/ + SHA_dealloc, /*tp_dealloc*/ + 0, /*tp_print*/ + 0, /*tp_getattr*/ 0, /*tp_setattr*/ 0, /*tp_reserved*/ 0, /*tp_repr*/ @@ -560,25 +560,25 @@ static PyTypeObject SHA224type = { Py_TPFLAGS_DEFAULT, /*tp_flags*/ 0, /*tp_doc*/ 0, /*tp_traverse*/ - 0, /*tp_clear*/ - 0, /*tp_richcompare*/ - 0, /*tp_weaklistoffset*/ - 0, /*tp_iter*/ - 0, /*tp_iternext*/ - SHA_methods, /* tp_methods */ - SHA_members, /* tp_members */ + 0, /*tp_clear*/ + 0, /*tp_richcompare*/ + 0, /*tp_weaklistoffset*/ + 0, /*tp_iter*/ + 0, /*tp_iternext*/ + SHA_methods, /* tp_methods */ + SHA_members, /* tp_members */ SHA_getseters, /* tp_getset */ }; static PyTypeObject SHA256type = { PyVarObject_HEAD_INIT(NULL, 0) - "_sha256.sha256", /*tp_name*/ - sizeof(SHAobject), /*tp_size*/ - 0, /*tp_itemsize*/ + "_sha256.sha256", /*tp_name*/ + sizeof(SHAobject), /*tp_size*/ + 0, /*tp_itemsize*/ /* methods */ - SHA_dealloc, /*tp_dealloc*/ - 0, /*tp_print*/ - 0, /*tp_getattr*/ + SHA_dealloc, /*tp_dealloc*/ + 0, /*tp_print*/ + 0, /*tp_getattr*/ 0, /*tp_setattr*/ 0, /*tp_reserved*/ 0, /*tp_repr*/ @@ -594,13 +594,13 @@ static PyTypeObject SHA256type = { Py_TPFLAGS_DEFAULT, /*tp_flags*/ 0, /*tp_doc*/ 0, /*tp_traverse*/ - 0, /*tp_clear*/ - 0, /*tp_richcompare*/ - 0, /*tp_weaklistoffset*/ - 0, /*tp_iter*/ - 0, /*tp_iternext*/ - SHA_methods, /* tp_methods */ - SHA_members, /* tp_members */ + 0, /*tp_clear*/ + 0, /*tp_richcompare*/ + 0, /*tp_weaklistoffset*/ + 0, /*tp_iter*/ + 0, /*tp_iternext*/ + SHA_methods, /* tp_methods */ + SHA_members, /* tp_members */ SHA_getseters, /* tp_getset */ }; @@ -695,7 +695,7 @@ SHA224_new(PyObject *self, PyObject *args, PyObject *kwdict) static struct PyMethodDef SHA_functions[] = { {"sha256", (PyCFunction)SHA256_new, METH_VARARGS|METH_KEYWORDS, SHA256_new__doc__}, {"sha224", (PyCFunction)SHA224_new, METH_VARARGS|METH_KEYWORDS, SHA224_new__doc__}, - {NULL, NULL} /* Sentinel */ + {NULL, NULL} /* Sentinel */ }; @@ -705,15 +705,15 @@ static struct PyMethodDef SHA_functions[] = { static struct PyModuleDef _sha256module = { - PyModuleDef_HEAD_INIT, - "_sha256", - NULL, - -1, - SHA_functions, - NULL, - NULL, - NULL, - NULL + PyModuleDef_HEAD_INIT, + "_sha256", + NULL, + -1, + SHA_functions, + NULL, + NULL, + NULL, + NULL }; PyMODINIT_FUNC |