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-rw-r--r--apt-pkg/contrib/sha1.cc93
1 files changed, 5 insertions, 88 deletions
diff --git a/apt-pkg/contrib/sha1.cc b/apt-pkg/contrib/sha1.cc
index eae52d52f..5b9db202d 100644
--- a/apt-pkg/contrib/sha1.cc
+++ b/apt-pkg/contrib/sha1.cc
@@ -74,10 +74,9 @@ static void SHA1Transform(uint32_t state[5],uint8_t const buffer[64])
uint32_t l[16];
}
CHAR64LONG16;
- CHAR64LONG16 *block;
+ CHAR64LONG16 workspace, *block;
- uint8_t workspace[64];
- block = (CHAR64LONG16 *)workspace;
+ block = &workspace;
memcpy(block,buffer,sizeof(workspace));
/* Copy context->state[] to working vars */
@@ -178,67 +177,6 @@ static void SHA1Transform(uint32_t state[5],uint8_t const buffer[64])
}
/*}}}*/
-// SHA1SumValue::SHA1SumValue - Constructs the summation from a string /*{{{*/
-// ---------------------------------------------------------------------
-/* The string form of a SHA1 is a 40 character hex number */
-SHA1SumValue::SHA1SumValue(string Str)
-{
- memset(Sum,0,sizeof(Sum));
- Set(Str);
-}
-
- /*}}} */
-// SHA1SumValue::SHA1SumValue - Default constructor /*{{{*/
-// ---------------------------------------------------------------------
-/* Sets the value to 0 */
-SHA1SumValue::SHA1SumValue()
-{
- memset(Sum,0,sizeof(Sum));
-}
-
- /*}}} */
-// SHA1SumValue::Set - Set the sum from a string /*{{{*/
-// ---------------------------------------------------------------------
-/* Converts the hex string into a set of chars */
-bool SHA1SumValue::Set(string Str)
-{
- return Hex2Num(Str,Sum,sizeof(Sum));
-}
-
- /*}}} */
-// SHA1SumValue::Value - Convert the number into a string /*{{{*/
-// ---------------------------------------------------------------------
-/* Converts the set of chars into a hex string in lower case */
-string SHA1SumValue::Value() const
-{
- char Conv[16] =
- { '0','1','2','3','4','5','6','7','8','9','a','b',
- 'c','d','e','f'
- };
- char Result[41];
- Result[40] = 0;
-
- // Convert each char into two letters
- int J = 0;
- int I = 0;
- for (; I != 40; J++,I += 2)
- {
- Result[I] = Conv[Sum[J] >> 4];
- Result[I + 1] = Conv[Sum[J] & 0xF];
- }
-
- return string(Result);
-}
-
- /*}}} */
-// SHA1SumValue::operator == - Comparator /*{{{*/
-// ---------------------------------------------------------------------
-/* Call memcmp on the buffer */
-bool SHA1SumValue::operator == (const SHA1SumValue & rhs) const
-{
- return memcmp(Sum,rhs.Sum,sizeof(Sum)) == 0;
-}
- /*}}}*/
// SHA1Summation::SHA1Summation - Constructor /*{{{*/
// ---------------------------------------------------------------------
/* */
@@ -290,11 +228,13 @@ SHA1SumValue SHA1Summation::Result()
// Transfer over the result
SHA1SumValue Value;
+ unsigned char res[20];
for (unsigned i = 0; i < 20; i++)
{
- Value.Sum[i] = (unsigned char)
+ res[i] = (unsigned char)
((state[i >> 2] >> ((3 - (i & 3)) * 8)) & 255);
}
+ Value.Set(res);
return Value;
}
/*}}}*/
@@ -332,26 +272,3 @@ bool SHA1Summation::Add(const unsigned char *data,unsigned long len)
return true;
}
/*}}}*/
-// SHA1Summation::AddFD - Add content of file into the checksum /*{{{*/
-// ---------------------------------------------------------------------
-/* */
-bool SHA1Summation::AddFD(int Fd,unsigned long Size)
-{
- unsigned char Buf[64 * 64];
- int Res = 0;
- int ToEOF = (Size == 0);
- while (Size != 0 || ToEOF)
- {
- unsigned n = sizeof(Buf);
- if (!ToEOF) n = min(Size,(unsigned long)n);
- Res = read(Fd,Buf,n);
- if (Res < 0 || (!ToEOF && (unsigned) Res != n)) // error, or short read
- return false;
- if (ToEOF && Res == 0) // EOF
- break;
- Size -= Res;
- Add(Buf,Res);
- }
- return true;
-}
- /*}}}*/