summaryrefslogtreecommitdiff
path: root/apt-pkg/contrib
diff options
context:
space:
mode:
authorArch Librarian <arch@canonical.com>2004-09-20 16:57:09 +0000
committerArch Librarian <arch@canonical.com>2004-09-20 16:57:09 +0000
commit63b1700fd93787682eedc95546a0364f449f036d (patch)
tree169f8b47dc4c88d3fbcaf8ae996e6ca08350dc2d /apt-pkg/contrib
parent784202a271ae7e303aacbe226bb87fed50a16f81 (diff)
More SHA-1 prep
Author: jgg Date: 2001-03-06 07:15:29 GMT More SHA-1 prep
Diffstat (limited to 'apt-pkg/contrib')
-rw-r--r--apt-pkg/contrib/hashes.cc43
-rw-r--r--apt-pkg/contrib/hashes.h41
2 files changed, 84 insertions, 0 deletions
diff --git a/apt-pkg/contrib/hashes.cc b/apt-pkg/contrib/hashes.cc
new file mode 100644
index 000000000..af741b672
--- /dev/null
+++ b/apt-pkg/contrib/hashes.cc
@@ -0,0 +1,43 @@
+// -*- mode: cpp; mode: fold -*-
+// Description /*{{{*/
+// $Id: hashes.cc,v 1.1 2001/03/06 07:15:29 jgg Exp $
+/* ######################################################################
+
+ Hashes - Simple wrapper around the hash functions
+
+ This is just used to make building the methods simpler, this is the
+ only interface required..
+
+ ##################################################################### */
+ /*}}}*/
+// Include Files /*{{{*/
+#ifdef __GNUG__
+#pragma implementation "apt-pkg/hashes.h"
+#endif
+
+#include <apt-pkg/hashes.h>
+
+#include <unistd.h>
+#include <system.h>
+ /*}}}*/
+
+// Hashes::AddFD - Add the contents of the FD /*{{{*/
+// ---------------------------------------------------------------------
+/* */
+bool Hashes::AddFD(int Fd,unsigned long Size)
+{
+ unsigned char Buf[64*64];
+ int Res = 0;
+ while (Size != 0)
+ {
+ Res = read(Fd,Buf,MIN(Size,sizeof(Buf)));
+ if (Res < 0 || (unsigned)Res != MIN(Size,sizeof(Buf)))
+ return false;
+ Size -= Res;
+ MD5.Add(Buf,Res);
+ SHA1.Add(Buf,Res);
+ }
+ return true;
+}
+ /*}}}*/
+
diff --git a/apt-pkg/contrib/hashes.h b/apt-pkg/contrib/hashes.h
new file mode 100644
index 000000000..e00eaeb2d
--- /dev/null
+++ b/apt-pkg/contrib/hashes.h
@@ -0,0 +1,41 @@
+// -*- mode: cpp; mode: fold -*-
+// Description /*{{{*/
+// $Id: hashes.h,v 1.1 2001/03/06 07:15:29 jgg Exp $
+/* ######################################################################
+
+ Hashes - Simple wrapper around the hash functions
+
+ This is just used to make building the methods simpler, this is the
+ only interface required..
+
+ ##################################################################### */
+ /*}}}*/
+#ifndef APTPKG_HASHES_H
+#define APTPKG_HASHES_H
+
+#ifdef __GNUG__
+#pragma interface "apt-pkg/hashesh.h"
+#endif
+
+#include <apt-pkg/md5.h>
+#include <apt-pkg/sha1.h>
+
+class Hashes
+{
+ public:
+
+ MD5Summation MD5;
+ SHA1Summation SHA1;
+
+ inline bool Add(const unsigned char *Data,unsigned long Size)
+ {
+ MD5.Add(Data,Size);
+ SHA1.Add(Data,Size);
+ };
+ inline bool Add(const char *Data) {return Add((unsigned char *)Data,strlen(Data));};
+ bool AddFD(int Fd,unsigned long Size);
+ inline bool Add(const unsigned char *Beg,const unsigned char *End)
+ {return Add(Beg,End-Beg);};
+};
+
+#endif