* Swedish translation update. Closes: #592366

[apt.git] / apt-pkg / contrib / md5.cc

diff --git a/apt-pkg/contrib/md5.cc b/apt-pkg/contrib/md5.cc
index 0d0a59696c30e2431471bc64f39d95035185f4bd..c0fa8493dff2e161099c57ad2ac7377a0006139f 100644 (file)
--- a/apt-pkg/contrib/md5.cc
+++ b/apt-pkg/contrib/md5.cc
@@ -1,6 +1,6 @@
 // -*- mode: cpp; mode: fold -*-
 // Description                                                         /*{{{*/
-// $Id: md5.cc,v 1.3 1999/08/02 03:07:47 jgg Exp $
+// $Id: md5.cc,v 1.12 2001/05/13 05:15:03 jgg Exp $
 /* ######################################################################
    
    MD5Sum - MD5 Message Digest Algorithm.
@@ -28,36 +28,35 @@
    Still in the public domain.
 
    The classes use arrays of char that are a specific size. We cast those
-   arrays to UINT32's and go from there. This allows us to advoid using
-   config.h in a public header or internally newing memory. 
+   arrays to uint8_t's and go from there. This allows us to advoid using
+   the uncommon inttypes.h in a public header or internally newing memory.
+   In theory if C9x becomes nicely accepted
    
    ##################################################################### */
                                                                        /*}}}*/
 // Include Files                                                       /*{{{*/
-#ifdef __GNUG__
-#pragma implementation "apt-pkg/md5.h"
-#endif
-
 #include <apt-pkg/md5.h>
 #include <apt-pkg/strutl.h>
+#include <apt-pkg/macros.h>
 
 #include <string.h>
-#include <system.h>
 #include <unistd.h>
+#include <netinet/in.h>                          // For htonl
+#include <inttypes.h>
 #include <config.h>
                                                                        /*}}}*/
 
 // byteSwap - Swap bytes in a buffer                                   /*{{{*/
 // ---------------------------------------------------------------------
-/* This byteswap function will swap byte in a buffer of data */
+/* Swap n 32 bit longs in given buffer */
 #ifdef WORDS_BIGENDIAN
-static void byteSwap(UINT32 *buf, unsigned words)
+static void byteSwap(uint32_t *buf, unsigned words)
 {
-   unsigned char *p = (unsigned char *)buf;
+   uint8_t *p = (uint8_t *)buf;
    
    do 
    {
-      *buf++ = (UINT32)((unsigned)p[3] << 8 | p[2]) << 16 |
+      *buf++ = (uint32_t)((unsigned)p[3] << 8 | p[2]) << 16 |
         ((unsigned)p[1] << 8 | p[0]);
       p += 4;
    } while (--words);
@@ -83,9 +82,9 @@ static void byteSwap(UINT32 *buf, unsigned words)
 #define MD5STEP(f,w,x,y,z,in,s) \
         (w += f(x,y,z) + in, w = (w<<s | w>>(32-s)) + x)
 
-static void MD5Transform(UINT32 buf[4], UINT32 const in[16])
+static void MD5Transform(uint32_t buf[4], uint32_t const in[16])
 {
-   register UINT32 a, b, c, d;
+   register uint32_t a, b, c, d;
    
    a = buf[0];
    b = buf[1];
@@ -188,7 +187,7 @@ MD5SumValue::MD5SumValue()
 /* Converts the hex string into a set of chars */
 bool MD5SumValue::Set(string Str)
 {
-   return Hex2Num(Str.begin(),Str.end(),Sum,sizeof(Sum));
+   return Hex2Num(Str,Sum,sizeof(Sum));
 }
                                                                        /*}}}*/
 // MD5SumValue::Value - Convert the number into a string               /*{{{*/
@@ -226,8 +225,8 @@ bool MD5SumValue::operator ==(const MD5SumValue &rhs) const
 /* This assigns the deep magic initial values */
 MD5Summation::MD5Summation()
 {
-   UINT32 *buf = (UINT32 *)Buf;
-   UINT32 *bytes = (UINT32 *)Bytes;
+   uint32_t *buf = (uint32_t *)Buf;
+   uint32_t *bytes = (uint32_t *)Bytes;
    
    buf[0] = 0x67452301;
    buf[1] = 0xefcdab89;
@@ -247,12 +246,12 @@ bool MD5Summation::Add(const unsigned char *data,unsigned long len)
    if (Done == true)
       return false;
 
-   UINT32 *buf = (UINT32 *)Buf;
-   UINT32 *bytes = (UINT32 *)Bytes;
-   UINT32 *in = (UINT32 *)In;
+   uint32_t *buf = (uint32_t *)Buf;
+   uint32_t *bytes = (uint32_t *)Bytes;
+   uint32_t *in = (uint32_t *)In;
 
    // Update byte count and carry (this could be done with a long long?)
-   UINT32 t = bytes[0];
+   uint32_t t = bytes[0];
    if ((bytes[0] = t + len) < t)
       bytes[1]++;      
 
@@ -294,11 +293,16 @@ bool MD5Summation::AddFD(int Fd,unsigned long Size)
 {
    unsigned char Buf[64*64];
    int Res = 0;
-   while (Size != 0)
+   int ToEOF = (Size == 0);
+   while (Size != 0 || ToEOF)
    {
-      Res = read(Fd,Buf,MIN(Size,sizeof(Buf)));
-      if (Res < 0 || (unsigned)Res != MIN(Size,sizeof(Buf)))
-        return false;
+      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);
    }
@@ -311,9 +315,9 @@ bool MD5Summation::AddFD(int Fd,unsigned long Size)
    from calling add after. */
 MD5SumValue MD5Summation::Result()
 {
-   UINT32 *buf = (UINT32 *)Buf;
-   UINT32 *bytes = (UINT32 *)Bytes;
-   UINT32 *in = (UINT32 *)In;
+   uint32_t *buf = (uint32_t *)Buf;
+   uint32_t *bytes = (uint32_t *)Bytes;
+   uint32_t *in = (uint32_t *)In;
    
    if (Done == false)
    {