diff options
Diffstat (limited to 'apt-pkg/contrib')
-rw-r--r-- | apt-pkg/contrib/hashes.cc | 13 | ||||
-rw-r--r-- | apt-pkg/contrib/md5.cc | 13 |
2 files changed, 18 insertions, 8 deletions
diff --git a/apt-pkg/contrib/hashes.cc b/apt-pkg/contrib/hashes.cc index fcc2f887c..70f2db06d 100644 --- a/apt-pkg/contrib/hashes.cc +++ b/apt-pkg/contrib/hashes.cc @@ -108,11 +108,16 @@ bool Hashes::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,(unsigned long)sizeof(Buf))); - if (Res < 0 || (unsigned)Res != min(Size,(unsigned long)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; MD5.Add(Buf,Res); SHA1.Add(Buf,Res); diff --git a/apt-pkg/contrib/md5.cc b/apt-pkg/contrib/md5.cc index a095f8f0f..2bfd70f1b 100644 --- a/apt-pkg/contrib/md5.cc +++ b/apt-pkg/contrib/md5.cc @@ -294,11 +294,16 @@ 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,(unsigned long)sizeof(Buf))); - if (Res < 0 || (unsigned)Res != min(Size,(unsigned long)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); } |