summaryrefslogtreecommitdiff
path: root/apt-pkg/contrib/hashes.cc
diff options
context:
space:
mode:
authorMichael Vogt <mvo@debian.org>2014-02-27 22:52:34 +0100
committerMichael Vogt <mvo@debian.org>2014-02-27 22:52:34 +0100
commitfce69e7a0f38299c57ef96ae1c1dd9a5379bfd5a (patch)
treebe7d18baa836e9df166ec63f6c9fe6f94bb84b40 /apt-pkg/contrib/hashes.cc
parenta5e790985752c6820e08e7a7e650e1607fa826e4 (diff)
parentfc104da6a583736223b2f941e43a05ea26b63a7d (diff)
Merge branch 'debian/sid' into debian/experimental
Conflicts: apt-private/private-list.cc configure.ac debian/apt.install.in debian/changelog
Diffstat (limited to 'apt-pkg/contrib/hashes.cc')
-rw-r--r--apt-pkg/contrib/hashes.cc30
1 files changed, 23 insertions, 7 deletions
diff --git a/apt-pkg/contrib/hashes.cc b/apt-pkg/contrib/hashes.cc
index e1a431823..890573d9c 100644
--- a/apt-pkg/contrib/hashes.cc
+++ b/apt-pkg/contrib/hashes.cc
@@ -55,6 +55,26 @@ HashString::HashString(std::string StringedHash) /*{{{*/
/*}}}*/
bool HashString::VerifyFile(std::string filename) const /*{{{*/
{
+ std::string fileHash = GetHashForFile(filename);
+
+ if(_config->FindB("Debug::Hashes",false) == true)
+ std::clog << "HashString::VerifyFile: got: " << fileHash << " expected: " << toStr() << std::endl;
+
+ return (fileHash == Hash);
+}
+ /*}}}*/
+bool HashString::FromFile(std::string filename) /*{{{*/
+{
+ // pick the strongest hash
+ if (Type == "")
+ Type = _SupportedHashes[0];
+
+ Hash = GetHashForFile(filename);
+ return true;
+}
+ /*}}}*/
+std::string HashString::GetHashForFile(std::string filename) const /*{{{*/
+{
std::string fileHash;
FileFd Fd(filename, FileFd::ReadOnly);
@@ -84,10 +104,7 @@ bool HashString::VerifyFile(std::string filename) const /*{{{*/
}
Fd.Close();
- if(_config->FindB("Debug::Hashes",false) == true)
- std::clog << "HashString::VerifyFile: got: " << fileHash << " expected: " << toStr() << std::endl;
-
- return (fileHash == Hash);
+ return fileHash;
}
/*}}}*/
const char** HashString::SupportedHashes()
@@ -112,13 +129,12 @@ bool Hashes::AddFD(int const Fd,unsigned long long Size, bool const addMD5,
bool const addSHA1, bool const addSHA256, bool const addSHA512)
{
unsigned char Buf[64*64];
- ssize_t Res = 0;
- int ToEOF = (Size == 0);
+ bool const ToEOF = (Size == 0);
while (Size != 0 || ToEOF)
{
unsigned long long n = sizeof(Buf);
if (!ToEOF) n = std::min(Size, n);
- Res = read(Fd,Buf,n);
+ ssize_t const Res = read(Fd,Buf,n);
if (Res < 0 || (!ToEOF && Res != (ssize_t) n)) // error, or short read
return false;
if (ToEOF && Res == 0) // EOF