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authorMichael Vogt <egon@debian-devbox>2012-04-16 19:24:07 +0200
committerMichael Vogt <egon@debian-devbox>2012-04-16 19:24:07 +0200
commit443f5e8a3205162ec6933529c5ca0c95ad3f6941 (patch)
tree3e2da22dcecc8eeaabc1ac5ceac0407a8e3cc25f /apt-pkg/contrib/sha1.cc
parent96273866174c54bdb25813633891f29668d43848 (diff)
parentf352743312edeebf666e1c8304cdc4baf457469f (diff)
merge from the expermental2 branch
Diffstat (limited to 'apt-pkg/contrib/sha1.cc')
-rw-r--r--apt-pkg/contrib/sha1.cc93
1 files changed, 6 insertions, 87 deletions
diff --git a/apt-pkg/contrib/sha1.cc b/apt-pkg/contrib/sha1.cc
index abc2aaf9f..b5a6a2440 100644
--- a/apt-pkg/contrib/sha1.cc
+++ b/apt-pkg/contrib/sha1.cc
@@ -29,6 +29,8 @@
*/
/*}}} */
// Include Files /*{{{*/
+#include <config.h>
+
#include <apt-pkg/sha1.h>
#include <apt-pkg/strutl.h>
#include <apt-pkg/macros.h>
@@ -36,7 +38,6 @@
#include <string.h>
#include <unistd.h>
#include <inttypes.h>
-#include <config.h>
/*}}}*/
// SHA1Transform - Alters an existing SHA-1 hash /*{{{*/
@@ -177,67 +178,6 @@ 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 /*{{{*/
// ---------------------------------------------------------------------
/* */
@@ -289,18 +229,20 @@ 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;
}
/*}}}*/
// SHA1Summation::Add - Adds content of buffer into the checksum /*{{{*/
// ---------------------------------------------------------------------
/* May not be called after Result() is called */
-bool SHA1Summation::Add(const unsigned char *data,unsigned long len)
+bool SHA1Summation::Add(const unsigned char *data,unsigned long long len)
{
if (Done)
return false;
@@ -331,26 +273,3 @@ 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;
-}
- /*}}}*/