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Implements issue #9951: Adds a hex() method to bytes, bytearray, & memoryview.

Browse source 
Also updates a few internal implementations of the same thing to use the
new built-in code.

Contributed by Arnon Yaari.
This commit is contained in:
Gregory P. Smith 2015-04-25 23:22:26 +00:00
parent 644adc6ada
commit 8cb6569fe1
15 changed files with 112 additions and 64 deletions
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23
Modules/sha256module.c
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@ -19,6 +19,7 @@
#include "Python.h"
#include "structmember.h"
#include "hashlib.h"
#include "pystrhex.h"
/*[clinic input]
module _sha256
@ -454,32 +455,12 @@ SHA256Type_hexdigest_impl(SHAobject *self)
{
unsigned char digest[SHA_DIGESTSIZE];
SHAobject temp;
PyObject *retval;
Py_UCS1 *hex_digest;
int i, j;
/* Get the raw (binary) digest value */
SHAcopy(self, &temp);
sha_final(digest, &temp);
/* Create a new string */
retval = PyUnicode_New(self->digestsize * 2, 127);
if (!retval)
return NULL;
hex_digest = PyUnicode_1BYTE_DATA(retval);
/* Make hex version of the digest */
for(i=j=0; i<self->digestsize; i++) {
unsigned char c;
c = (digest[i] >> 4) & 0xf;
hex_digest[j++] = Py_hexdigits[c];
c = (digest[i] & 0xf);
hex_digest[j++] = Py_hexdigits[c];
}
#ifdef Py_DEBUG
assert(_PyUnicode_CheckConsistency(retval, 1));
#endif
return retval;
return _Py_strhex((const char *)digest, self->digestsize);
}
/*[clinic input]