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-rw-r--r--cmdline/debfile.cc304
1 files changed, 0 insertions, 304 deletions
diff --git a/cmdline/debfile.cc b/cmdline/debfile.cc
deleted file mode 100644
index 0aa246226..000000000
--- a/cmdline/debfile.cc
+++ /dev/null
@@ -1,304 +0,0 @@
-#include <stdio.h>
-#include <apt-pkg/tagfile.h>
-#include <apt-pkg/extracttar.h>
-#include <apt-pkg/arfile.h>
-#include <apt-pkg/pkgcache.h>
-
-#include "debfile.h"
-
-pkgCache *DebFile::Cache = 0;
-
-DebFile::DebFile(const char *debfile)
- : File(debfile, FileFd::ReadOnly), Control(0), Package(0), Version(0), DepVer(0), PreDepVer(0), DepOp(0), PreDepOp(0), Config(0), Template(0), Which(None)
-{
-}
-
-DebFile::~DebFile()
-{
- delete [] Control;
- delete [] Config;
- delete [] Template;
-}
-
-char *DebFile::GetInstalledVer(const char *package)
-{
- char *ver = 0;
-
- pkgCache::PkgIterator Pkg = Cache->FindPkg(package);
- if (Pkg.end() == false)
- {
- pkgCache::VerIterator V = Pkg.CurrentVer();
- if (V.end() == false)
- {
- ver = strdup(V.VerStr());
- }
- }
-
- return ver;
-}
-
-bool DebFile::Go()
-{
- ARArchive AR(File);
- const ARArchive::Member *Member = AR.FindMember("control.tar.gz");
- if (Member == 0)
- {
- fprintf(stderr, "This is not a valid DEB archive.\n");
- return false;
- }
-
- if (File.Seek(Member->Start) == false)
- {
- return false;
- }
-
- ExtractTar Tar(File, Member->Size);
- return Tar.Go(*this);
-}
-
-bool DebFile::DoItem(Item &I, int &Fd)
-{
- if (strcmp(I.Name, "control") == 0)
- {
- delete [] Control;
- Control = new char[I.Size+1];
- Control[I.Size] = 0;
- Which = IsControl;
- ControlLen = I.Size;
- // make it call the Process method below. this is so evil
- Fd = -2;
- }
- else if (strcmp(I.Name, "config") == 0)
- {
- delete [] Config;
- Config = new char[I.Size+1];
- Config[I.Size] = 0;
- Which = IsConfig;
- Fd = -2;
- }
- else if (strcmp(I.Name, "templates") == 0)
- {
- delete [] Template;
- Template = new char[I.Size+1];
- Template[I.Size] = 0;
- Which = IsTemplate;
- Fd = -2;
- }
- else
- {
- Fd = -1;
- }
- return true;
-}
-
-bool DebFile::Process(Item &I, const unsigned char *data,
- unsigned long size, unsigned long pos)
-{
- switch (Which)
- {
- case IsControl:
- memcpy(Control + pos, data, size);
- break;
- case IsConfig:
- memcpy(Config + pos, data, size);
- break;
- case IsTemplate:
- memcpy(Template + pos, data, size);
- break;
- default: /* throw it away */ ;
- }
- return true;
-}
-
-bool DebFile::ParseInfo()
-{
- if (Control == NULL) return false;
- pkgTagSection Section;
- Section.Scan(Control, ControlLen);
-
- const char *pkgtmp = Section.FindS("Package").c_str();
- Package = CopyString(pkgtmp, strlen(pkgtmp));
- Version = GetInstalledVer(Package);
-
- const char *Start, *Stop;
- if (Section.Find("Depends", Start, Stop) == true)
- {
- while (1)
- {
- char *P = 0, *V = 0;
- unsigned int Op;
- Start = ParseDepends(Start, Stop, P, V, Op);
- if (Start == 0) return false;
- if (strcmp(P, "debconf") == 0)
- {
- DepVer = V;
- DepOp = Op;
- delete[] P;
- break;
- }
- else
- {
- delete[] P;
- delete[] V;
- }
- if (Start == Stop) break;
- }
- }
-
- if (Section.Find("Pre-Depends", Start, Stop) == true)
- {
- while (1)
- {
- char *P = 0, *V = 0;
- unsigned int Op;
- Start = ParseDepends(Start, Stop, P, V, Op);
- if (Start == 0) return false;
- if (strcmp(P, "debconf") == 0)
- {
- PreDepVer = V;
- PreDepOp = Op;
- delete[] P;
- break;
- }
- else
- {
- delete[] P;
- delete[] V;
- }
- if (Start == Stop) break;
- }
- }
-
- return true;
-}
-
-char *DebFile::CopyString(const char *start, unsigned int len)
-{
- char *s = new char[len + 1];
- s[len] = 0;
- memcpy(s, start, len);
- return s;
-}
-
-const char *DebFile::ParseDepends(const char *Start,const char *Stop,
- char *&Package, char *&Ver,
- unsigned int &Op)
-{
- // Strip off leading space
- for (;Start != Stop && isspace(*Start) != 0; Start++);
-
- // Parse off the package name
- const char *I = Start;
- for (;I != Stop && isspace(*I) == 0 && *I != '(' && *I != ')' &&
- *I != ',' && *I != '|'; I++);
-
- // Malformed, no '('
- if (I != Stop && *I == ')')
- return 0;
-
- if (I == Start)
- return 0;
-
- // Stash the package name
- Package = CopyString(Start, I - Start);
-
- // Skip white space to the '('
- for (;I != Stop && isspace(*I) != 0 ; I++);
-
- // Parse a version
- if (I != Stop && *I == '(')
- {
- // Skip the '('
- for (I++; I != Stop && isspace(*I) != 0 ; I++);
- if (I + 3 >= Stop)
- return 0;
-
- // Determine the operator
- switch (*I)
- {
- case '<':
- I++;
- if (*I == '=')
- {
- I++;
- Op = pkgCache::Dep::LessEq;
- break;
- }
-
- if (*I == '<')
- {
- I++;
- Op = pkgCache::Dep::Less;
- break;
- }
-
- // < is the same as <= and << is really Cs < for some reason
- Op = pkgCache::Dep::LessEq;
- break;
-
- case '>':
- I++;
- if (*I == '=')
- {
- I++;
- Op = pkgCache::Dep::GreaterEq;
- break;
- }
-
- if (*I == '>')
- {
- I++;
- Op = pkgCache::Dep::Greater;
- break;
- }
-
- // > is the same as >= and >> is really Cs > for some reason
- Op = pkgCache::Dep::GreaterEq;
- break;
-
- case '=':
- Op = pkgCache::Dep::Equals;
- I++;
- break;
-
- // HACK around bad package definitions
- default:
- Op = pkgCache::Dep::Equals;
- break;
- }
-
- // Skip whitespace
- for (;I != Stop && isspace(*I) != 0; I++);
- Start = I;
- for (;I != Stop && *I != ')'; I++);
- if (I == Stop || Start == I)
- return 0;
-
- // Skip trailing whitespace
- const char *End = I;
- for (; End > Start && isspace(End[-1]); End--);
-
- Ver = CopyString(Start, End - Start);
- I++;
- }
- else
- {
- Ver = CopyString("", 0);
- Op = pkgCache::Dep::NoOp;
- }
-
- // Skip whitespace
- for (;I != Stop && isspace(*I) != 0; I++);
-
- if (I != Stop && *I == '|')
- Op |= pkgCache::Dep::Or;
-
- if (I == Stop || *I == ',' || *I == '|')
- {
- if (I != Stop)
- for (I++; I != Stop && isspace(*I) != 0; I++);
- return I;
- }
-
- return 0;
-}
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