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-rw-r--r--apt-pkg/acquire-item.cc70
-rw-r--r--apt-pkg/acquire.cc8
-rw-r--r--apt-pkg/contrib/hashes.cc1
-rw-r--r--apt-pkg/contrib/hashes.h4
-rw-r--r--apt-pkg/contrib/sha256.cc424
-rw-r--r--apt-pkg/contrib/sha256.h75
-rw-r--r--apt-pkg/deb/debversion.cc23
-rw-r--r--apt-pkg/deb/dpkgpm.cc8
-rw-r--r--apt-pkg/makefile4
-rw-r--r--apt-pkg/tagfile.cc95
-rw-r--r--apt-pkg/tagfile.h5
11 files changed, 608 insertions, 109 deletions
diff --git a/apt-pkg/acquire-item.cc b/apt-pkg/acquire-item.cc
index 52c516090..966126255 100644
--- a/apt-pkg/acquire-item.cc
+++ b/apt-pkg/acquire-item.cc
@@ -103,7 +103,8 @@ void pkgAcquire::Item::Done(string Message,unsigned long Size,string,
{
// We just downloaded something..
string FileName = LookupTag(Message,"Filename");
- if (Complete == false && FileName == DestFile)
+ // we only inform the Log class if it was actually not a local thing
+ if (Complete == false && !Local && FileName == DestFile)
{
if (Owner->Log != 0)
Owner->Log->Fetched(Size,atoi(LookupTag(Message,"Resume-Point","0").c_str()));
@@ -134,7 +135,6 @@ void pkgAcquire::Item::Rename(string From,string To)
}
/*}}}*/
-
// AcqDiffIndex::AcqDiffIndex - Constructor
// ---------------------------------------------------------------------
/* Get the DiffIndex file first and see if there are patches availabe
@@ -169,8 +169,8 @@ pkgAcqDiffIndex::pkgAcqDiffIndex(pkgAcquire *Owner,
// from local sources. this is really silly, and
// should be fixed cleanly as soon as possible
if(!FileExists(CurrentPackagesFile) ||
- Desc.URI.substr(0,strlen("file:/")) == "file:/" ||
- !_config->FindB("Acquire::Diffs",true)) {
+ Desc.URI.substr(0,strlen("file:/")) == "file:/")
+ {
// we don't have a pkg file or we don't want to queue
if(Debug)
std::clog << "No index file, local or canceld by user" << std::endl;
@@ -178,11 +178,10 @@ pkgAcqDiffIndex::pkgAcqDiffIndex(pkgAcquire *Owner,
return;
}
- if(Debug) {
+ if(Debug)
std::clog << "pkgAcqIndexDiffs::pkgAcqIndexDiffs(): "
<< CurrentPackagesFile << std::endl;
- }
-
+
QueueURI(Desc);
}
@@ -237,26 +236,32 @@ bool pkgAcqDiffIndex::ParseDiffIndex(string IndexDiffFile)
SHA1.AddFD(fd.Fd(), fd.Size());
local_sha1 = string(SHA1.Result());
- if(local_sha1 == ServerSha1) {
+ if(local_sha1 == ServerSha1)
+ {
+ // we have the same sha1 as the server
if(Debug)
std::clog << "Package file is up-to-date" << std::endl;
// set found to true, this will queue a pkgAcqIndexDiffs with
// a empty availabe_patches
found = true;
- } else {
+ }
+ else
+ {
if(Debug)
std::clog << "SHA1-Current: " << ServerSha1 << std::endl;
// check the historie and see what patches we need
string history = Tags.FindS("SHA1-History");
std::stringstream hist(history);
- while(hist >> d.sha1 >> size >> d.file) {
+ while(hist >> d.sha1 >> size >> d.file)
+ {
d.size = atoi(size.c_str());
// read until the first match is found
if(d.sha1 == local_sha1)
found=true;
// from that point on, we probably need all diffs
- if(found) {
+ if(found)
+ {
if(Debug)
std::clog << "Need to get diff: " << d.file << std::endl;
available_patches.push_back(d);
@@ -265,12 +270,15 @@ bool pkgAcqDiffIndex::ParseDiffIndex(string IndexDiffFile)
}
// no information how to get the patches, bail out
- if(!found) {
+ if(!found)
+ {
if(Debug)
std::clog << "Can't find a patch in the index file" << std::endl;
// Failed will queue a big package file
Failed("", NULL);
- } else {
+ }
+ else
+ {
// queue the diffs
new pkgAcqIndexDiffs(Owner, RealURI, Description, Desc.ShortDesc,
ExpectedMD5, available_patches);
@@ -351,10 +359,13 @@ pkgAcqIndexDiffs::pkgAcqIndexDiffs(pkgAcquire *Owner,
Desc.Owner = this;
Desc.ShortDesc = ShortDesc;
- if(available_patches.size() == 0) {
+ if(available_patches.size() == 0)
+ {
// we are done (yeah!)
Finish(true);
- } else {
+ }
+ else
+ {
// get the next diff
State = StateFetchDiff;
QueueNextDiff();
@@ -366,7 +377,7 @@ void pkgAcqIndexDiffs::Failed(string Message,pkgAcquire::MethodConfig *Cnf)
{
if(Debug)
std::clog << "pkgAcqIndexDiffs failed: " << Desc.URI << std::endl
- << "Falling back to normal index file acquire" << std::endl;
+ << "Falling back to normal index file aquire" << std::endl;
new pkgAcqIndex(Owner, RealURI, Description,Desc.ShortDesc,
ExpectedMD5);
Finish();
@@ -378,7 +389,8 @@ void pkgAcqIndexDiffs::Finish(bool allDone)
{
// we restore the original name, this is required, otherwise
// the file will be cleaned
- if(allDone) {
+ if(allDone)
+ {
DestFile = _config->FindDir("Dir::State::lists");
DestFile += URItoFileName(RealURI);
@@ -435,14 +447,17 @@ bool pkgAcqIndexDiffs::QueueNextDiff()
// remove all patches until the next matching patch is found
// this requires the Index file to be ordered
for(vector<DiffInfo>::iterator I=available_patches.begin();
- available_patches.size() > 0 && I != available_patches.end()
- && (*I).sha1 != local_sha1;
- I++) {
+ available_patches.size() > 0 &&
+ I != available_patches.end() &&
+ (*I).sha1 != local_sha1;
+ I++)
+ {
available_patches.erase(I);
}
// error checking and falling back if no patch was found
- if(available_patches.size() == 0) {
+ if(available_patches.size() == 0)
+ {
Failed("", NULL);
return false;
}
@@ -484,6 +499,7 @@ void pkgAcqIndexDiffs::Done(string Message,unsigned long Size,string Md5Hash,
string FileName = LookupTag(Message,"Filename");
State = StateUnzipDiff;
+ Local = true;
Desc.URI = "gzip:" + FileName;
DestFile += ".decomp";
QueueURI(Desc);
@@ -502,6 +518,7 @@ void pkgAcqIndexDiffs::Done(string Message,unsigned long Size,string Md5Hash,
std::clog << "Sending to rred method: " << FinalFile << std::endl;
State = StateApplyDiff;
+ Local = true;
Desc.URI = "rred:" + FinalFile;
QueueURI(Desc);
Mode = "rred";
@@ -1033,9 +1050,14 @@ void pkgAcqMetaIndex::QueueIndexes(bool verify)
}
}
- // Queue Packages file
- new pkgAcqDiffIndex(Owner, (*Target)->URI, (*Target)->Description,
- (*Target)->ShortDesc, ExpectedIndexMD5);
+ // Queue Packages file (either diff or full packages files, depending
+ // on the users option)
+ if(_config->FindB("Acquire::PDiffs",true) == true)
+ new pkgAcqDiffIndex(Owner, (*Target)->URI, (*Target)->Description,
+ (*Target)->ShortDesc, ExpectedIndexMD5);
+ else
+ new pkgAcqIndex(Owner, (*Target)->URI, (*Target)->Description,
+ (*Target)->ShortDesc, ExpectedIndexMD5);
}
}
diff --git a/apt-pkg/acquire.cc b/apt-pkg/acquire.cc
index 57cf60bfe..fff1b2b6a 100644
--- a/apt-pkg/acquire.cc
+++ b/apt-pkg/acquire.cc
@@ -818,7 +818,13 @@ bool pkgAcquireStatus::Pulse(pkgAcquire *Owner)
unsigned long ETA =
(unsigned long)((TotalBytes - CurrentBytes) / CurrentCPS);
- snprintf(msg,sizeof(msg), _("Downloading file %li of %li (%s remaining)"), i, TotalItems, TimeToStr(ETA).c_str());
+ // only show the ETA if it makes sense
+ if (ETA > 0 && ETA < 172800 /* two days */ )
+ snprintf(msg,sizeof(msg), _("Retrieving file %li of %li (%s remaining)"), i, TotalItems, TimeToStr(ETA).c_str());
+ else
+ snprintf(msg,sizeof(msg), _("Retrieving file %li of %li"), i, TotalItems);
+
+
// build the status str
status << "dlstatus:" << i
diff --git a/apt-pkg/contrib/hashes.cc b/apt-pkg/contrib/hashes.cc
index b17b94319..9b22a90d3 100644
--- a/apt-pkg/contrib/hashes.cc
+++ b/apt-pkg/contrib/hashes.cc
@@ -36,6 +36,7 @@ bool Hashes::AddFD(int Fd,unsigned long Size)
Size -= Res;
MD5.Add(Buf,Res);
SHA1.Add(Buf,Res);
+ SHA256.Add(Buf,Res);
}
return true;
}
diff --git a/apt-pkg/contrib/hashes.h b/apt-pkg/contrib/hashes.h
index 40bbe00a0..eefa7bf41 100644
--- a/apt-pkg/contrib/hashes.h
+++ b/apt-pkg/contrib/hashes.h
@@ -19,6 +19,7 @@
#include <apt-pkg/md5.h>
#include <apt-pkg/sha1.h>
+#include <apt-pkg/sha256.h>
#include <algorithm>
@@ -30,10 +31,11 @@ class Hashes
MD5Summation MD5;
SHA1Summation SHA1;
+ SHA256Summation SHA256;
inline bool Add(const unsigned char *Data,unsigned long Size)
{
- return MD5.Add(Data,Size) && SHA1.Add(Data,Size);
+ return MD5.Add(Data,Size) && SHA1.Add(Data,Size) && SHA256.Add(Data,Size);
};
inline bool Add(const char *Data) {return Add((unsigned char *)Data,strlen(Data));};
bool AddFD(int Fd,unsigned long Size);
diff --git a/apt-pkg/contrib/sha256.cc b/apt-pkg/contrib/sha256.cc
new file mode 100644
index 000000000..ad2ddb2d3
--- /dev/null
+++ b/apt-pkg/contrib/sha256.cc
@@ -0,0 +1,424 @@
+/*
+ * Cryptographic API.
+ *
+ * SHA-256, as specified in
+ * http://csrc.nist.gov/cryptval/shs/sha256-384-512.pdf
+ *
+ * SHA-256 code by Jean-Luc Cooke <jlcooke@certainkey.com>.
+ *
+ * Copyright (c) Jean-Luc Cooke <jlcooke@certainkey.com>
+ * Copyright (c) Andrew McDonald <andrew@mcdonald.org.uk>
+ * Copyright (c) 2002 James Morris <jmorris@intercode.com.au>
+ *
+ * Ported from the Linux kernel to Apt by Anthony Towns <ajt@debian.org>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 2 of the License, or (at your option)
+ * any later version.
+ *
+ */
+#define SHA256_DIGEST_SIZE 32
+#define SHA256_HMAC_BLOCK_SIZE 64
+
+#define ror32(value,bits) (((value) >> (bits)) | ((value) << (32 - (bits))))
+
+#include <apt-pkg/sha256.h>
+#include <apt-pkg/strutl.h>
+#include <string.h>
+#include <unistd.h>
+#include <stdint.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <arpa/inet.h>
+
+typedef uint32_t u32;
+typedef uint8_t u8;
+
+static inline u32 Ch(u32 x, u32 y, u32 z)
+{
+ return z ^ (x & (y ^ z));
+}
+
+static inline u32 Maj(u32 x, u32 y, u32 z)
+{
+ return (x & y) | (z & (x | y));
+}
+
+#define e0(x) (ror32(x, 2) ^ ror32(x,13) ^ ror32(x,22))
+#define e1(x) (ror32(x, 6) ^ ror32(x,11) ^ ror32(x,25))
+#define s0(x) (ror32(x, 7) ^ ror32(x,18) ^ (x >> 3))
+#define s1(x) (ror32(x,17) ^ ror32(x,19) ^ (x >> 10))
+
+#define H0 0x6a09e667
+#define H1 0xbb67ae85
+#define H2 0x3c6ef372
+#define H3 0xa54ff53a
+#define H4 0x510e527f
+#define H5 0x9b05688c
+#define H6 0x1f83d9ab
+#define H7 0x5be0cd19
+
+static inline void LOAD_OP(int I, u32 *W, const u8 *input)
+{
+ W[I] = ( ((u32) input[I + 0] << 24)
+ | ((u32) input[I + 1] << 16)
+ | ((u32) input[I + 2] << 8)
+ | ((u32) input[I + 3]));
+}
+
+static inline void BLEND_OP(int I, u32 *W)
+{
+ W[I] = s1(W[I-2]) + W[I-7] + s0(W[I-15]) + W[I-16];
+}
+
+static void sha256_transform(u32 *state, const u8 *input)
+{
+ u32 a, b, c, d, e, f, g, h, t1, t2;
+ u32 W[64];
+ int i;
+
+ /* load the input */
+ for (i = 0; i < 16; i++)
+ LOAD_OP(i, W, input);
+
+ /* now blend */
+ for (i = 16; i < 64; i++)
+ BLEND_OP(i, W);
+
+ /* load the state into our registers */
+ a=state[0]; b=state[1]; c=state[2]; d=state[3];
+ e=state[4]; f=state[5]; g=state[6]; h=state[7];
+
+ /* now iterate */
+ t1 = h + e1(e) + Ch(e,f,g) + 0x428a2f98 + W[ 0];
+ t2 = e0(a) + Maj(a,b,c); d+=t1; h=t1+t2;
+ t1 = g + e1(d) + Ch(d,e,f) + 0x71374491 + W[ 1];
+ t2 = e0(h) + Maj(h,a,b); c+=t1; g=t1+t2;
+ t1 = f + e1(c) + Ch(c,d,e) + 0xb5c0fbcf + W[ 2];
+ t2 = e0(g) + Maj(g,h,a); b+=t1; f=t1+t2;
+ t1 = e + e1(b) + Ch(b,c,d) + 0xe9b5dba5 + W[ 3];
+ t2 = e0(f) + Maj(f,g,h); a+=t1; e=t1+t2;
+ t1 = d + e1(a) + Ch(a,b,c) + 0x3956c25b + W[ 4];
+ t2 = e0(e) + Maj(e,f,g); h+=t1; d=t1+t2;
+ t1 = c + e1(h) + Ch(h,a,b) + 0x59f111f1 + W[ 5];
+ t2 = e0(d) + Maj(d,e,f); g+=t1; c=t1+t2;
+ t1 = b + e1(g) + Ch(g,h,a) + 0x923f82a4 + W[ 6];
+ t2 = e0(c) + Maj(c,d,e); f+=t1; b=t1+t2;
+ t1 = a + e1(f) + Ch(f,g,h) + 0xab1c5ed5 + W[ 7];
+ t2 = e0(b) + Maj(b,c,d); e+=t1; a=t1+t2;
+
+ t1 = h + e1(e) + Ch(e,f,g) + 0xd807aa98 + W[ 8];
+ t2 = e0(a) + Maj(a,b,c); d+=t1; h=t1+t2;
+ t1 = g + e1(d) + Ch(d,e,f) + 0x12835b01 + W[ 9];
+ t2 = e0(h) + Maj(h,a,b); c+=t1; g=t1+t2;
+ t1 = f + e1(c) + Ch(c,d,e) + 0x243185be + W[10];
+ t2 = e0(g) + Maj(g,h,a); b+=t1; f=t1+t2;
+ t1 = e + e1(b) + Ch(b,c,d) + 0x550c7dc3 + W[11];
+ t2 = e0(f) + Maj(f,g,h); a+=t1; e=t1+t2;
+ t1 = d + e1(a) + Ch(a,b,c) + 0x72be5d74 + W[12];
+ t2 = e0(e) + Maj(e,f,g); h+=t1; d=t1+t2;
+ t1 = c + e1(h) + Ch(h,a,b) + 0x80deb1fe + W[13];
+ t2 = e0(d) + Maj(d,e,f); g+=t1; c=t1+t2;
+ t1 = b + e1(g) + Ch(g,h,a) + 0x9bdc06a7 + W[14];
+ t2 = e0(c) + Maj(c,d,e); f+=t1; b=t1+t2;
+ t1 = a + e1(f) + Ch(f,g,h) + 0xc19bf174 + W[15];
+ t2 = e0(b) + Maj(b,c,d); e+=t1; a=t1+t2;
+
+ t1 = h + e1(e) + Ch(e,f,g) + 0xe49b69c1 + W[16];
+ t2 = e0(a) + Maj(a,b,c); d+=t1; h=t1+t2;
+ t1 = g + e1(d) + Ch(d,e,f) + 0xefbe4786 + W[17];
+ t2 = e0(h) + Maj(h,a,b); c+=t1; g=t1+t2;
+ t1 = f + e1(c) + Ch(c,d,e) + 0x0fc19dc6 + W[18];
+ t2 = e0(g) + Maj(g,h,a); b+=t1; f=t1+t2;
+ t1 = e + e1(b) + Ch(b,c,d) + 0x240ca1cc + W[19];
+ t2 = e0(f) + Maj(f,g,h); a+=t1; e=t1+t2;
+ t1 = d + e1(a) + Ch(a,b,c) + 0x2de92c6f + W[20];
+ t2 = e0(e) + Maj(e,f,g); h+=t1; d=t1+t2;
+ t1 = c + e1(h) + Ch(h,a,b) + 0x4a7484aa + W[21];
+ t2 = e0(d) + Maj(d,e,f); g+=t1; c=t1+t2;
+ t1 = b + e1(g) + Ch(g,h,a) + 0x5cb0a9dc + W[22];
+ t2 = e0(c) + Maj(c,d,e); f+=t1; b=t1+t2;
+ t1 = a + e1(f) + Ch(f,g,h) + 0x76f988da + W[23];
+ t2 = e0(b) + Maj(b,c,d); e+=t1; a=t1+t2;
+
+ t1 = h + e1(e) + Ch(e,f,g) + 0x983e5152 + W[24];
+ t2 = e0(a) + Maj(a,b,c); d+=t1; h=t1+t2;
+ t1 = g + e1(d) + Ch(d,e,f) + 0xa831c66d + W[25];
+ t2 = e0(h) + Maj(h,a,b); c+=t1; g=t1+t2;
+ t1 = f + e1(c) + Ch(c,d,e) + 0xb00327c8 + W[26];
+ t2 = e0(g) + Maj(g,h,a); b+=t1; f=t1+t2;
+ t1 = e + e1(b) + Ch(b,c,d) + 0xbf597fc7 + W[27];
+ t2 = e0(f) + Maj(f,g,h); a+=t1; e=t1+t2;
+ t1 = d + e1(a) + Ch(a,b,c) + 0xc6e00bf3 + W[28];
+ t2 = e0(e) + Maj(e,f,g); h+=t1; d=t1+t2;
+ t1 = c + e1(h) + Ch(h,a,b) + 0xd5a79147 + W[29];
+ t2 = e0(d) + Maj(d,e,f); g+=t1; c=t1+t2;
+ t1 = b + e1(g) + Ch(g,h,a) + 0x06ca6351 + W[30];
+ t2 = e0(c) + Maj(c,d,e); f+=t1; b=t1+t2;
+ t1 = a + e1(f) + Ch(f,g,h) + 0x14292967 + W[31];
+ t2 = e0(b) + Maj(b,c,d); e+=t1; a=t1+t2;
+
+ t1 = h + e1(e) + Ch(e,f,g) + 0x27b70a85 + W[32];
+ t2 = e0(a) + Maj(a,b,c); d+=t1; h=t1+t2;
+ t1 = g + e1(d) + Ch(d,e,f) + 0x2e1b2138 + W[33];
+ t2 = e0(h) + Maj(h,a,b); c+=t1; g=t1+t2;
+ t1 = f + e1(c) + Ch(c,d,e) + 0x4d2c6dfc + W[34];
+ t2 = e0(g) + Maj(g,h,a); b+=t1; f=t1+t2;
+ t1 = e + e1(b) + Ch(b,c,d) + 0x53380d13 + W[35];
+ t2 = e0(f) + Maj(f,g,h); a+=t1; e=t1+t2;
+ t1 = d + e1(a) + Ch(a,b,c) + 0x650a7354 + W[36];
+ t2 = e0(e) + Maj(e,f,g); h+=t1; d=t1+t2;
+ t1 = c + e1(h) + Ch(h,a,b) + 0x766a0abb + W[37];
+ t2 = e0(d) + Maj(d,e,f); g+=t1; c=t1+t2;
+ t1 = b + e1(g) + Ch(g,h,a) + 0x81c2c92e + W[38];
+ t2 = e0(c) + Maj(c,d,e); f+=t1; b=t1+t2;
+ t1 = a + e1(f) + Ch(f,g,h) + 0x92722c85 + W[39];
+ t2 = e0(b) + Maj(b,c,d); e+=t1; a=t1+t2;
+
+ t1 = h + e1(e) + Ch(e,f,g) + 0xa2bfe8a1 + W[40];
+ t2 = e0(a) + Maj(a,b,c); d+=t1; h=t1+t2;
+ t1 = g + e1(d) + Ch(d,e,f) + 0xa81a664b + W[41];
+ t2 = e0(h) + Maj(h,a,b); c+=t1; g=t1+t2;
+ t1 = f + e1(c) + Ch(c,d,e) + 0xc24b8b70 + W[42];
+ t2 = e0(g) + Maj(g,h,a); b+=t1; f=t1+t2;
+ t1 = e + e1(b) + Ch(b,c,d) + 0xc76c51a3 + W[43];
+ t2 = e0(f) + Maj(f,g,h); a+=t1; e=t1+t2;
+ t1 = d + e1(a) + Ch(a,b,c) + 0xd192e819 + W[44];
+ t2 = e0(e) + Maj(e,f,g); h+=t1; d=t1+t2;
+ t1 = c + e1(h) + Ch(h,a,b) + 0xd6990624 + W[45];
+ t2 = e0(d) + Maj(d,e,f); g+=t1; c=t1+t2;
+ t1 = b + e1(g) + Ch(g,h,a) + 0xf40e3585 + W[46];
+ t2 = e0(c) + Maj(c,d,e); f+=t1; b=t1+t2;
+ t1 = a + e1(f) + Ch(f,g,h) + 0x106aa070 + W[47];
+ t2 = e0(b) + Maj(b,c,d); e+=t1; a=t1+t2;
+
+ t1 = h + e1(e) + Ch(e,f,g) + 0x19a4c116 + W[48];
+ t2 = e0(a) + Maj(a,b,c); d+=t1; h=t1+t2;
+ t1 = g + e1(d) + Ch(d,e,f) + 0x1e376c08 + W[49];
+ t2 = e0(h) + Maj(h,a,b); c+=t1; g=t1+t2;
+ t1 = f + e1(c) + Ch(c,d,e) + 0x2748774c + W[50];
+ t2 = e0(g) + Maj(g,h,a); b+=t1; f=t1+t2;
+ t1 = e + e1(b) + Ch(b,c,d) + 0x34b0bcb5 + W[51];
+ t2 = e0(f) + Maj(f,g,h); a+=t1; e=t1+t2;
+ t1 = d + e1(a) + Ch(a,b,c) + 0x391c0cb3 + W[52];
+ t2 = e0(e) + Maj(e,f,g); h+=t1; d=t1+t2;
+ t1 = c + e1(h) + Ch(h,a,b) + 0x4ed8aa4a + W[53];
+ t2 = e0(d) + Maj(d,e,f); g+=t1; c=t1+t2;
+ t1 = b + e1(g) + Ch(g,h,a) + 0x5b9cca4f + W[54];
+ t2 = e0(c) + Maj(c,d,e); f+=t1; b=t1+t2;
+ t1 = a + e1(f) + Ch(f,g,h) + 0x682e6ff3 + W[55];
+ t2 = e0(b) + Maj(b,c,d); e+=t1; a=t1+t2;
+
+ t1 = h + e1(e) + Ch(e,f,g) + 0x748f82ee + W[56];
+ t2 = e0(a) + Maj(a,b,c); d+=t1; h=t1+t2;
+ t1 = g + e1(d) + Ch(d,e,f) + 0x78a5636f + W[57];
+ t2 = e0(h) + Maj(h,a,b); c+=t1; g=t1+t2;
+ t1 = f + e1(c) + Ch(c,d,e) + 0x84c87814 + W[58];
+ t2 = e0(g) + Maj(g,h,a); b+=t1; f=t1+t2;
+ t1 = e + e1(b) + Ch(b,c,d) + 0x8cc70208 + W[59];
+ t2 = e0(f) + Maj(f,g,h); a+=t1; e=t1+t2;
+ t1 = d + e1(a) + Ch(a,b,c) + 0x90befffa + W[60];
+ t2 = e0(e) + Maj(e,f,g); h+=t1; d=t1+t2;
+ t1 = c + e1(h) + Ch(h,a,b) + 0xa4506ceb + W[61];
+ t2 = e0(d) + Maj(d,e,f); g+=t1; c=t1+t2;
+ t1 = b + e1(g) + Ch(g,h,a) + 0xbef9a3f7 + W[62];
+ t2 = e0(c) + Maj(c,d,e); f+=t1; b=t1+t2;
+ t1 = a + e1(f) + Ch(f,g,h) + 0xc67178f2 + W[63];
+ t2 = e0(b) + Maj(b,c,d); e+=t1; a=t1+t2;
+
+ state[0] += a; state[1] += b; state[2] += c; state[3] += d;
+ state[4] += e; state[5] += f; state[6] += g; state[7] += h;
+
+ /* clear any sensitive info... */
+ a = b = c = d = e = f = g = h = t1 = t2 = 0;
+ memset(W, 0, 64 * sizeof(u32));
+}
+
+SHA256Summation::SHA256Summation()
+{
+ Sum.state[0] = H0;
+ Sum.state[1] = H1;
+ Sum.state[2] = H2;
+ Sum.state[3] = H3;
+ Sum.state[4] = H4;
+ Sum.state[5] = H5;
+ Sum.state[6] = H6;
+ Sum.state[7] = H7;
+ Sum.count[0] = Sum.count[1] = 0;
+ memset(Sum.buf, 0, sizeof(Sum.buf));
+ Done = false;
+}
+
+bool SHA256Summation::Add(const u8 *data, unsigned long len)
+{
+ struct sha256_ctx *sctx = &Sum;
+ unsigned int i, index, part_len;
+
+ if (Done) return false;
+
+ /* Compute number of bytes mod 128 */
+ index = (unsigned int)((sctx->count[0] >> 3) & 0x3f);
+
+ /* Update number of bits */
+ if ((sctx->count[0] += (len << 3)) < (len << 3)) {
+ sctx->count[1]++;
+ sctx->count[1] += (len >> 29);
+ }
+
+ part_len = 64 - index;
+
+ /* Transform as many times as possible. */
+ if (len >= part_len) {
+ memcpy(&sctx->buf[index], data, part_len);
+ sha256_transform(sctx->state, sctx->buf);
+
+ for (i = part_len; i + 63 < len; i += 64)
+ sha256_transform(sctx->state, &data[i]);
+ index = 0;
+ } else {
+ i = 0;
+ }
+
+ /* Buffer remaining input */
+ memcpy(&sctx->buf[index], &data[i], len-i);
+
+ return true;
+}
+
+SHA256SumValue SHA256Summation::Result()
+{
+ struct sha256_ctx *sctx = &Sum;
+ if (!Done) {
+ u8 bits[8];
+ unsigned int index, pad_len, t;
+ static const u8 padding[64] = { 0x80, };
+
+ /* Save number of bits */
+ t = sctx->count[0];
+ bits[7] = t; t >>= 8;
+ bits[6] = t; t >>= 8;
+ bits[5] = t; t >>= 8;
+ bits[4] = t;
+ t = sctx->count[1];
+ bits[3] = t; t >>= 8;
+ bits[2] = t; t >>= 8;
+ bits[1] = t; t >>= 8;
+ bits[0] = t;
+
+ /* Pad out to 56 mod 64. */
+ index = (sctx->count[0] >> 3) & 0x3f;
+ pad_len = (index < 56) ? (56 - index) : ((64+56) - index);
+ Add(padding, pad_len);
+
+ /* Append length (before padding) */
+ Add(bits, 8);
+ }
+
+ Done = true;
+
+ /* Store state in digest */
+
+ SHA256SumValue res;
+ u8 *out = res.Sum;
+
+ int i, j;
+ unsigned int t;
+ for (i = j = 0; i < 8; i++, j += 4) {
+ t = sctx->state[i];
+ out[j+3] = t; t >>= 8;
+ out[j+2] = t; t >>= 8;
+ out[j+1] = t; t >>= 8;
+ out[j ] = t;
+ }
+
+ return res;
+}
+
+// SHA256SumValue::SHA256SumValue - Constructs the sum from a string /*{{{*/
+// ---------------------------------------------------------------------
+/* The string form of a SHA256 is a 64 character hex number */
+SHA256SumValue::SHA256SumValue(string Str)
+{
+ memset(Sum,0,sizeof(Sum));
+ Set(Str);
+}
+
+ /*}}}*/
+// SHA256SumValue::SHA256SumValue - Default constructor /*{{{*/
+// ---------------------------------------------------------------------
+/* Sets the value to 0 */
+SHA256SumValue::SHA256SumValue()
+{
+ memset(Sum,0,sizeof(Sum));
+}
+
+ /*}}}*/
+// SHA256SumValue::Set - Set the sum from a string /*{{{*/
+// ---------------------------------------------------------------------
+/* Converts the hex string into a set of chars */
+bool SHA256SumValue::Set(string Str)
+{
+ return Hex2Num(Str,Sum,sizeof(Sum));
+}
+ /*}}}*/
+// SHA256SumValue::Value - Convert the number into a string /*{{{*/
+// ---------------------------------------------------------------------
+/* Converts the set of chars into a hex string in lower case */
+string SHA256SumValue::Value() const
+{
+ char Conv[16] =
+ { '0','1','2','3','4','5','6','7','8','9','a','b',
+ 'c','d','e','f'
+ };
+ char Result[65];
+ Result[64] = 0;
+
+ // Convert each char into two letters
+ int J = 0;
+ int I = 0;
+ for (; I != 64; J++,I += 2)
+ {
+ Result[I] = Conv[Sum[J] >> 4];
+ Result[I + 1] = Conv[Sum[J] & 0xF];
+ }
+
+ return string(Result);
+}
+
+
+
+// SHA256SumValue::operator == - Comparator /*{{{*/
+// ---------------------------------------------------------------------
+/* Call memcmp on the buffer */
+bool SHA256SumValue::operator == (const SHA256SumValue & rhs) const
+{
+ return memcmp(Sum,rhs.Sum,sizeof(Sum)) == 0;
+}
+ /*}}}*/
+
+
+// SHA256Summation::AddFD - Add content of file into the checksum /*{{{*/
+// ---------------------------------------------------------------------
+/* */
+bool SHA256Summation::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;
+}
+ /*}}}*/
+
diff --git a/apt-pkg/contrib/sha256.h b/apt-pkg/contrib/sha256.h
new file mode 100644
index 000000000..9e88f5ece
--- /dev/null
+++ b/apt-pkg/contrib/sha256.h
@@ -0,0 +1,75 @@
+// -*- mode: cpp; mode: fold -*-
+// Description /*{{{*/
+// $Id: sha1.h,v 1.3 2001/05/07 05:05:47 jgg Exp $
+/* ######################################################################
+
+ SHA256SumValue - Storage for a SHA-256 hash.
+ SHA256Summation - SHA-256 Secure Hash Algorithm.
+
+ This is a C++ interface to a set of SHA256Sum functions, that mirrors
+ the equivalent MD5 & SHA1 classes.
+
+ ##################################################################### */
+ /*}}}*/
+#ifndef APTPKG_SHA256_H
+#define APTPKG_SHA256_H
+
+#ifdef __GNUG__
+#pragma interface "apt-pkg/sha256.h"
+#endif
+
+#include <string>
+#include <algorithm>
+#include <stdint.h>
+
+using std::string;
+using std::min;
+
+class SHA256Summation;
+
+class SHA256SumValue
+{
+ friend class SHA256Summation;
+ unsigned char Sum[32];
+
+ public:
+
+ // Accessors
+ bool operator ==(const SHA256SumValue &rhs) const;
+ string Value() const;
+ inline void Value(unsigned char S[32])
+ {for (int I = 0; I != sizeof(Sum); I++) S[I] = Sum[I];};
+ inline operator string() const {return Value();};
+ bool Set(string Str);
+ inline void Set(unsigned char S[32])
+ {for (int I = 0; I != sizeof(Sum); I++) Sum[I] = S[I];};
+
+ SHA256SumValue(string Str);
+ SHA256SumValue();
+};
+
+struct sha256_ctx {
+ uint32_t count[2];
+ uint32_t state[8];
+ uint8_t buf[128];
+};
+
+class SHA256Summation
+{
+ struct sha256_ctx Sum;
+
+ bool Done;
+
+ public:
+
+ bool Add(const unsigned char *inbuf,unsigned long inlen);
+ 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);};
+ SHA256SumValue Result();
+
+ SHA256Summation();
+};
+
+#endif
diff --git a/apt-pkg/deb/debversion.cc b/apt-pkg/deb/debversion.cc
index aeee61929..064d8fa5b 100644
--- a/apt-pkg/deb/debversion.cc
+++ b/apt-pkg/deb/debversion.cc
@@ -59,7 +59,7 @@ int debVersioningSystem::CmpFragment(const char *A,const char *AEnd,
}
/* Iterate over the whole string
- What this does is to spilt the whole string into groups of
+ What this does is to split the whole string into groups of
numeric and non numeric portions. For instance:
a67bhgs89
Has 4 portions 'a', '67', 'bhgs', '89'. A more normal:
@@ -140,6 +140,27 @@ int debVersioningSystem::DoCmpVersion(const char *A,const char *AEnd,
if (rhs == BEnd)
rhs = B;
+ // Special case: a zero epoch is the same as no epoch,
+ // so remove it.
+ if (lhs != A)
+ {
+ for (; *A == '0'; ++A);
+ if (A == lhs)
+ {
+ ++A;
+ ++lhs;
+ }
+ }
+ if (rhs != B)
+ {
+ for (; *B == '0'; ++B);
+ if (B == rhs)
+ {
+ ++B;
+ ++rhs;
+ }
+ }
+
// Compare the epoch
int Res = CmpFragment(A,lhs,B,rhs);
if (Res != 0)
diff --git a/apt-pkg/deb/dpkgpm.cc b/apt-pkg/deb/dpkgpm.cc
index fe8fbca74..667db8ff2 100644
--- a/apt-pkg/deb/dpkgpm.cc
+++ b/apt-pkg/deb/dpkgpm.cc
@@ -375,8 +375,8 @@ bool pkgDPkgPM::Go(int OutStatusFd)
},
// Purge operation
{
- {"config-files", _("Preparing for remove with config %s")},
- {"not-installed", _("Removed with config %s")},
+ {"config-files", _("Preparing to completely remove %s")},
+ {"not-installed", _("Completely removed %s")},
{NULL, NULL}
},
};
@@ -623,8 +623,8 @@ bool pkgDPkgPM::Go(int OutStatusFd)
'status: conffile-prompt: conffile : 'current-conffile' 'new-conffile' useredited distedited
*/
- char* list[4];
- TokSplitString(':', line, list, 5);
+ char* list[5];
+ TokSplitString(':', line, list, sizeof(list)/sizeof(list[0]));
char *pkg = list[1];
char *action = _strstrip(list[2]);
diff --git a/apt-pkg/makefile b/apt-pkg/makefile
index fa0efe5b2..7887fce92 100644
--- a/apt-pkg/makefile
+++ b/apt-pkg/makefile
@@ -21,11 +21,11 @@ APT_DOMAIN:=libapt-pkg$(MAJOR)
# Source code for the contributed non-core things
SOURCE = contrib/mmap.cc contrib/error.cc contrib/strutl.cc \
contrib/configuration.cc contrib/progress.cc contrib/cmndline.cc \
- contrib/md5.cc contrib/sha1.cc contrib/hashes.cc \
+ contrib/md5.cc contrib/sha1.cc contrib/sha256.cc contrib/hashes.cc \
contrib/cdromutl.cc contrib/crc-16.cc \
contrib/fileutl.cc
HEADERS = mmap.h error.h configuration.h fileutl.h cmndline.h \
- md5.h crc-16.h cdromutl.h strutl.h sptr.h sha1.h hashes.h
+ md5.h crc-16.h cdromutl.h strutl.h sptr.h sha1.h sha256.h hashes.h
# Source code for the core main library
SOURCE+= pkgcache.cc version.cc depcache.cc \
diff --git a/apt-pkg/tagfile.cc b/apt-pkg/tagfile.cc
index cae0fa819..2eb269418 100644
--- a/apt-pkg/tagfile.cc
+++ b/apt-pkg/tagfile.cc
@@ -35,20 +35,20 @@ pkgTagFile::pkgTagFile(FileFd *pFd,unsigned long Size) :
Fd(*pFd),
Size(Size)
{
- if (Fd.IsOpen() == false)
+ if (Fd.IsOpen() == false || Fd.Size())
{
Buffer = 0;
Start = End = Buffer = 0;
- Done = true;
iOffset = 0;
+ Map = NULL;
return;
}
- Buffer = new char[Size];
- Start = End = Buffer;
- Done = false;
+ Map = new MMap (Fd, MMap::Public | MMap::ReadOnly);
+ Buffer = (char *) Map->Data ();
+ Start = Buffer;
+ End = Buffer + Map->Size ();
iOffset = 0;
- Fill();
}
/*}}}*/
// TagFile::~pkgTagFile - Destructor /*{{{*/
@@ -56,7 +56,7 @@ pkgTagFile::pkgTagFile(FileFd *pFd,unsigned long Size) :
/* */
pkgTagFile::~pkgTagFile()
{
- delete [] Buffer;
+ delete Map;
}
/*}}}*/
// TagFile::Step - Advance to the next section /*{{{*/
@@ -64,14 +64,13 @@ pkgTagFile::~pkgTagFile()
/* If the Section Scanner fails we refill the buffer and try again. */
bool pkgTagFile::Step(pkgTagSection &Tag)
{
+ if (Start == End)
+ return false;
+
if (Tag.Scan(Start,End - Start) == false)
{
- if (Fill() == false)
- return false;
-
- if (Tag.Scan(Start,End - Start) == false)
- return _error->Error(_("Unable to parse package file %s (1)"),
- Fd.Name().c_str());
+ return _error->Error(_("Unable to parse package file %s (1)"),
+ Fd.Name().c_str());
}
Start += Tag.size();
iOffset += Tag.size();
@@ -80,50 +79,6 @@ bool pkgTagFile::Step(pkgTagSection &Tag)
return true;
}
/*}}}*/
-// TagFile::Fill - Top up the buffer /*{{{*/
-// ---------------------------------------------------------------------
-/* This takes the bit at the end of the buffer and puts it at the start
- then fills the rest from the file */
-bool pkgTagFile::Fill()
-{
- unsigned long EndSize = End - Start;
- unsigned long Actual = 0;
-
- memmove(Buffer,Start,EndSize);
- Start = Buffer;
- End = Buffer + EndSize;
-
- if (Done == false)
- {
- // See if only a bit of the file is left
- if (Fd.Read(End,Size - (End - Buffer),&Actual) == false)
- return false;
- if (Actual != Size - (End - Buffer))
- Done = true;
- End += Actual;
- }
-
- if (Done == true)
- {
- if (EndSize <= 3 && Actual == 0)
- return false;
- if (Size - (End - Buffer) < 4)
- return true;
-
- // Append a double new line if one does not exist
- unsigned int LineCount = 0;
- for (const char *E = End - 1; E - End < 6 && (*E == '\n' || *E == '\r'); E--)
- if (*E == '\n')
- LineCount++;
- for (; LineCount < 2; LineCount++)
- *End++ = '\n';
-
- return true;
- }
-
- return true;
-}
- /*}}}*/
// TagFile::Jump - Jump to a pre-recorded location in the file /*{{{*/
// ---------------------------------------------------------------------
/* This jumps to a pre-recorded file location and reads the record
@@ -141,20 +96,7 @@ bool pkgTagFile::Jump(pkgTagSection &Tag,unsigned long Offset)
// Reposition and reload..
iOffset = Offset;
- Done = false;
- if (Fd.Seek(Offset) == false)
- return false;
- End = Start = Buffer;
-
- if (Fill() == false)
- return false;
-
- if (Tag.Scan(Start,End - Start) == true)
- return true;
-
- // This appends a double new line (for the real eof handling)
- if (Fill() == false)
- return false;
+ Start = Buffer + iOffset;
if (Tag.Scan(Start,End - Start) == false)
return _error->Error(_("Unable to parse package file %s (2)"),Fd.Name().c_str());
@@ -181,7 +123,7 @@ bool pkgTagSection::Scan(const char *Start,unsigned long MaxLength)
Stop = Section = Start;
memset(AlphaIndexes,0,sizeof(AlphaIndexes));
- if (Stop == 0)
+ if (Stop == 0 || MaxLength == 0)
return false;
TagCount = 0;
@@ -212,6 +154,12 @@ bool pkgTagSection::Scan(const char *Start,unsigned long MaxLength)
Stop++;
}
+ if ((Stop+1 >= End) && (End[-1] == '\n' || End[-1] == '\r'))
+ {
+ Indexes[TagCount] = (End - 1) - Section;
+ return true;
+ }
+
return false;
}
/*}}}*/
@@ -394,7 +342,8 @@ static const char *iTFRewritePackageOrder[] = {
"Filename",
"Size",
"MD5Sum",
- "SHA1Sum",
+ "SHA1",
+ "SHA256",
"MSDOS-Filename", // Obsolete
"Description",
0};
diff --git a/apt-pkg/tagfile.h b/apt-pkg/tagfile.h
index 8c948754d..5cff2681c 100644
--- a/apt-pkg/tagfile.h
+++ b/apt-pkg/tagfile.h
@@ -25,6 +25,7 @@
#endif
#include <apt-pkg/fileutl.h>
+#include <apt-pkg/mmap.h>
#include <stdio.h>
class pkgTagSection
@@ -69,15 +70,13 @@ class pkgTagSection
class pkgTagFile
{
FileFd &Fd;
+ MMap *Map;
char *Buffer;
char *Start;
char *End;
- bool Done;
unsigned long iOffset;
unsigned long Size;
- bool Fill();
-
public:
bool Step(pkgTagSection &Section);