##################################################################### */
/*}}}*/
// Include Files /*{{{*/
+#include <config.h>
+
#include <apt-pkg/deblistparser.h>
#include <apt-pkg/error.h>
#include <apt-pkg/configuration.h>
#include <apt-pkg/aptconfiguration.h>
#include <apt-pkg/strutl.h>
+#include <apt-pkg/fileutl.h>
#include <apt-pkg/crc-16.h>
#include <apt-pkg/md5.h>
#include <apt-pkg/macros.h>
#include <ctype.h>
/*}}}*/
+using std::string;
+
static debListParser::WordList PrioList[] = {{"important",pkgCache::State::Important},
{"required",pkgCache::State::Required},
{"standard",pkgCache::State::Standard},
/*}}}*/
// ListParser::Architecture - Return the package arch /*{{{*/
// ---------------------------------------------------------------------
-/* This will return the Architecture of the package this section describes
- Note that architecture "all" packages will get the architecture of the
- Packages file parsed here. */
+/* This will return the Architecture of the package this section describes */
string debListParser::Architecture() {
- string const Result = Section.FindS("Architecture");
- if (Result.empty() == true || Result == "all")
- {
- if (Arch.empty() == true)
- /* FIXME: this is a problem for installed arch all
- packages as we don't know from which arch this
- package was installed - and therefore which
- dependency this package resolves. */
- return _config->Find("APT::Architecture");
- else
- return Arch;
- }
- return Result;
+ return Section.FindS("Architecture");
}
/*}}}*/
// ListParser::ArchitectureAll /*{{{*/
Ver->Section = UniqFindTagWrite("Section");
// Parse multi-arch
- if (Section.FindS("Architecture") == "all")
- /* Arch all packages can't have a Multi-Arch field,
- but we need a special treatment for them nonetheless */
- Ver->MultiArch = pkgCache::Version::All;
- else
- {
- string const MultiArch = Section.FindS("Multi-Arch");
- if (MultiArch.empty() == true)
- Ver->MultiArch = pkgCache::Version::None;
- else if (MultiArch == "same")
- Ver->MultiArch = pkgCache::Version::Same;
- else if (MultiArch == "foreign")
- Ver->MultiArch = pkgCache::Version::Foreign;
- else if (MultiArch == "allowed")
- Ver->MultiArch = pkgCache::Version::Allowed;
- else
+ string const MultiArch = Section.FindS("Multi-Arch");
+ if (MultiArch.empty() == true)
+ Ver->MultiArch = pkgCache::Version::None;
+ else if (MultiArch == "same") {
+ // Parse multi-arch
+ if (ArchitectureAll() == true)
{
- _error->Warning("Unknown Multi-Arch type »%s« for package »%s«",
- MultiArch.c_str(), Section.FindS("Package").c_str());
+ /* Arch all packages can't be Multi-Arch: same */
+ _error->Warning("Architecture: all package '%s' can't be Multi-Arch: same",
+ Section.FindS("Package").c_str());
Ver->MultiArch = pkgCache::Version::None;
}
+ else
+ Ver->MultiArch = pkgCache::Version::Same;
+ }
+ else if (MultiArch == "foreign")
+ Ver->MultiArch = pkgCache::Version::Foreign;
+ else if (MultiArch == "allowed")
+ Ver->MultiArch = pkgCache::Version::Allowed;
+ else
+ {
+ _error->Warning("Unknown Multi-Arch type '%s' for package '%s'",
+ MultiArch.c_str(), Section.FindS("Package").c_str());
+ Ver->MultiArch = pkgCache::Version::None;
}
+ if (ArchitectureAll() == true)
+ Ver->MultiArch |= pkgCache::Version::All;
+
// Archive Size
Ver->Size = Section.FindULL("Size");
// Unpacked Size (in K)
Ver->Priority = pkgCache::State::Extra;
}
- if (Ver->MultiArch == pkgCache::Version::All)
- {
- /* We maintain a "pseudo" arch=all package for architecture all versions
- on which these versions can depend on. This pseudo package is many used
- for downloading/installing: The other pseudo-packages will degenerate
- to a NOP in the download/install step - this package will ensure that
- it is downloaded only one time and installed only one time -- even if
- the architecture bound versions coming in and out on regular basis. */
- if (strcmp(Ver.Arch(true),"all") == 0)
- return true;
- else if (MultiArchEnabled == true)
- {
- // our pseudo packages have no size to not confuse the fetcher
- Ver->Size = 0;
- Ver->InstalledSize = 0;
- }
- }
-
if (ParseDepends(Ver,"Depends",pkgCache::Dep::Depends) == false)
return false;
if (ParseDepends(Ver,"Pre-Depends",pkgCache::Dep::PreDepends) == false)
if (Section.FindS("Description").empty() == false)
return "";
- std::vector<string> const lang = APT::Configuration::getLanguages();
+ std::vector<string> const lang = APT::Configuration::getLanguages(true);
for (std::vector<string>::const_iterator l = lang.begin();
- l != lang.end(); l++)
+ l != lang.end(); ++l)
if (Section.FindS(string("Description-").append(*l).c_str()).empty() == false)
return *l;
/* Strip out any spaces from the text, this undoes dpkgs reformatting
of certain fields. dpkg also has the rather interesting notion of
reformatting depends operators < -> <= */
- char *I = S;
+ char *J = S;
for (; Start != End; Start++)
{
if (isspace(*Start) == 0)
- *I++ = tolower_ascii(*Start);
+ *J++ = tolower_ascii(*Start);
if (*Start == '<' && Start[1] != '<' && Start[1] != '=')
- *I++ = '=';
+ *J++ = '=';
if (*Start == '>' && Start[1] != '>' && Start[1] != '=')
- *I++ = '=';
+ *J++ = '=';
}
- Result = AddCRC16(Result,S,I - S);
+ Result = AddCRC16(Result,S,J - S);
}
return Result;
*
* The complete architecture, consisting of <kernel>-<cpu>.
*/
-static string CompleteArch(std::string& arch) {
+static string CompleteArch(std::string const &arch) {
if (arch == "armel") return "linux-arm";
if (arch == "armhf") return "linux-arm";
if (arch == "lpia") return "linux-i386";
// Parse off the package name
const char *I = Start;
for (;I != Stop && isspace(*I) == 0 && *I != '(' && *I != ')' &&
- *I != ',' && *I != '|'; I++);
+ *I != ',' && *I != '|' && *I != '[' && *I != ']'; I++);
// Malformed, no '('
if (I != Stop && *I == ')')
Package.assign(Start,I - Start);
// We don't want to confuse library users which can't handle MultiArch
+ string const arch = _config->Find("APT::Architecture");
if (StripMultiArch == true) {
size_t const found = Package.rfind(':');
- if (found != string::npos)
+ if (found != string::npos &&
+ (strcmp(Package.c_str() + found, ":any") == 0 ||
+ strcmp(Package.c_str() + found, ":native") == 0 ||
+ strcmp(Package.c_str() + found + 1, arch.c_str()) == 0))
Package = Package.substr(0,found);
}
// Skip whitespace
for (;I != Stop && isspace(*I) != 0; I++);
Start = I;
- for (;I != Stop && *I != ')'; I++);
- if (I == Stop || Start == I)
- return 0;
+ I = (const char*) memchr(I, ')', Stop - I);
+ if (I == NULL || Start == I)
+ return 0;
// Skip trailing whitespace
const char *End = I;
if (ParseArchFlags == true)
{
- string arch = _config->Find("APT::Architecture");
string completeArch = CompleteArch(arch);
// Parse an architecture
return true;
string Package;
- string const pkgArch = Ver.Arch(true);
+ string const pkgArch = Ver.Arch();
string Version;
unsigned int Op;
while (1)
{
- Start = ParseDepends(Start,Stop,Package,Version,Op);
+ Start = ParseDepends(Start,Stop,Package,Version,Op,false,!MultiArchEnabled);
if (Start == 0)
return _error->Error("Problem parsing dependency %s",Tag);
{
string Package;
string Version;
- string const Arch = Ver.Arch(true);
+ string const Arch = Ver.Arch();
unsigned int Op;
while (1)
return _error->Error("Problem parsing Provides line");
if (Op != pkgCache::Dep::NoOp) {
_error->Warning("Ignoring Provides line with DepCompareOp for package %s", Package.c_str());
+ } else if ((Ver->MultiArch & pkgCache::Version::Foreign) == pkgCache::Version::Foreign) {
+ if (NewProvidesAllArch(Ver, Package, Version) == false)
+ return false;
} else {
if (NewProvides(Ver, Package, Arch, Version) == false)
return false;
}
}
- if (Ver->MultiArch == pkgCache::Version::Allowed)
+ if (MultiArchEnabled == false)
+ return true;
+ else if ((Ver->MultiArch & pkgCache::Version::Allowed) == pkgCache::Version::Allowed)
{
string const Package = string(Ver.ParentPkg().Name()).append(":").append("any");
- NewProvides(Ver, Package, "any", Ver.VerStr());
+ return NewProvidesAllArch(Ver, Package, Ver.VerStr());
}
+ else if ((Ver->MultiArch & pkgCache::Version::Foreign) == pkgCache::Version::Foreign)
+ return NewProvidesAllArch(Ver, Ver.ParentPkg().Name(), Ver.VerStr());
- if (Ver->MultiArch != pkgCache::Version::Foreign)
- return true;
-
- if (MultiArchEnabled == false)
- return true;
-
- string const Package = Ver.ParentPkg().Name();
- string const Version = Ver.VerStr();
+ return true;
+}
+ /*}}}*/
+// ListParser::NewProvides - add provides for all architectures /*{{{*/
+bool debListParser::NewProvidesAllArch(pkgCache::VerIterator &Ver, string const &Package,
+ string const &Version) {
for (std::vector<string>::const_iterator a = Architectures.begin();
a != Architectures.end(); ++a)
{
if (NewProvides(Ver, Package, *a, Version) == false)
return false;
}
-
return true;
}
/*}}}*/
if (Architecture == Arch)
return true;
- if (Architecture == "all")
+ if (Architecture == "all" && Arch == _config->Find("APT::Architecture"))
return true;
}
bool debListParser::LoadReleaseInfo(pkgCache::PkgFileIterator &FileI,
FileFd &File, string component)
{
- pkgTagFile Tags(&File, File.Size() + 256); // XXX
- pkgTagSection Section;
- if (Tags.Step(Section) == false)
- return false;
-
- // FIXME: Do we need it now for multi-arch?
- // mvo: I don't think we need to fill that in (it's unused since apt-0.6)
-// FileI->Architecture = WriteUniqString(Arch);
-
// apt-secure does no longer download individual (per-section) Release
// file. to provide Component pinning we use the section name now
FileI->Component = WriteUniqString(component);
- const char *Start;
- const char *Stop;
- if (Section.Find("Suite",Start,Stop) == true)
- FileI->Archive = WriteUniqString(Start,Stop - Start);
- if (Section.Find("Component",Start,Stop) == true)
- FileI->Component = WriteUniqString(Start,Stop - Start);
- if (Section.Find("Version",Start,Stop) == true)
- FileI->Version = WriteUniqString(Start,Stop - Start);
- if (Section.Find("Origin",Start,Stop) == true)
- FileI->Origin = WriteUniqString(Start,Stop - Start);
- if (Section.Find("Codename",Start,Stop) == true)
- FileI->Codename = WriteUniqString(Start,Stop - Start);
- if (Section.Find("Label",Start,Stop) == true)
- FileI->Label = WriteUniqString(Start,Stop - Start);
- if (Section.Find("Architecture",Start,Stop) == true)
- FileI->Architecture = WriteUniqString(Start,Stop - Start);
-
- if (Section.FindFlag("NotAutomatic",FileI->Flags,
- pkgCache::Flag::NotAutomatic) == false)
- _error->Warning("Bad NotAutomatic flag");
- if (Section.FindFlag("ButAutomaticUpgrades",FileI->Flags,
- pkgCache::Flag::ButAutomaticUpgrades) == false)
- _error->Warning("Bad ButAutomaticUpgrades flag");
- // overrule the NotAutomatic setting if needed as they are both present for compatibility
- else if ((FileI->Flags & pkgCache::Flag::ButAutomaticUpgrades) == pkgCache::Flag::ButAutomaticUpgrades)
- FileI->Flags &= ~pkgCache::Flag::NotAutomatic;
+ // FIXME: Code depends on the fact that Release files aren't compressed
+ FILE* release = fdopen(dup(File.Fd()), "r");
+ if (release == NULL)
+ return false;
+
+ char buffer[101];
+ bool gpgClose = false;
+ while (fgets(buffer, sizeof(buffer), release) != NULL)
+ {
+ size_t len = 0;
+
+ // Skip empty lines
+ for (; buffer[len] == '\r' && buffer[len] == '\n'; ++len)
+ /* nothing */
+ ;
+ if (buffer[len] == '\0')
+ continue;
+
+ // only evalute the first GPG section
+ if (strncmp("-----", buffer, 5) == 0)
+ {
+ if (gpgClose == true)
+ break;
+ gpgClose = true;
+ continue;
+ }
+
+ // seperate the tag from the data
+ const char* dataStart = strchr(buffer + len, ':');
+ if (dataStart == NULL)
+ continue;
+ len = dataStart - buffer;
+ for (++dataStart; *dataStart == ' '; ++dataStart)
+ /* nothing */
+ ;
+ const char* dataEnd = (const char*)rawmemchr(dataStart, '\0');
+ // The last char should be a newline, but we can never be sure: #633350
+ const char* lineEnd = dataEnd;
+ for (--lineEnd; *lineEnd == '\r' || *lineEnd == '\n'; --lineEnd)
+ /* nothing */
+ ;
+ ++lineEnd;
+
+ // which datastorage need to be updated
+ enum { Suite, Component, Version, Origin, Codename, Label, None } writeTo = None;
+ if (buffer[0] == ' ')
+ ;
+ #define APT_PARSER_WRITETO(X) else if (strncmp(#X, buffer, len) == 0) writeTo = X;
+ APT_PARSER_WRITETO(Suite)
+ APT_PARSER_WRITETO(Component)
+ APT_PARSER_WRITETO(Version)
+ APT_PARSER_WRITETO(Origin)
+ APT_PARSER_WRITETO(Codename)
+ APT_PARSER_WRITETO(Label)
+ #undef APT_PARSER_WRITETO
+ #define APT_PARSER_FLAGIT(X) else if (strncmp(#X, buffer, len) == 0) \
+ pkgTagSection::FindFlag(FileI->Flags, pkgCache::Flag:: X, dataStart, lineEnd);
+ APT_PARSER_FLAGIT(NotAutomatic)
+ APT_PARSER_FLAGIT(ButAutomaticUpgrades)
+ #undef APT_PARSER_FLAGIT
+
+ // load all data from the line and save it
+ string data;
+ if (writeTo != None)
+ data.append(dataStart, dataEnd);
+ if (sizeof(buffer) - 1 == (dataEnd - buffer))
+ {
+ while (fgets(buffer, sizeof(buffer), release) != NULL)
+ {
+ if (writeTo != None)
+ data.append(buffer);
+ if (strlen(buffer) != sizeof(buffer) - 1)
+ break;
+ }
+ }
+ if (writeTo != None)
+ {
+ // remove spaces and stuff from the end of the data line
+ for (std::string::reverse_iterator s = data.rbegin();
+ s != data.rend(); ++s)
+ {
+ if (*s != '\r' && *s != '\n' && *s != ' ')
+ break;
+ *s = '\0';
+ }
+ switch (writeTo) {
+ case Suite: FileI->Archive = WriteUniqString(data); break;
+ case Component: FileI->Component = WriteUniqString(data); break;
+ case Version: FileI->Version = WriteUniqString(data); break;
+ case Origin: FileI->Origin = WriteUniqString(data); break;
+ case Codename: FileI->Codename = WriteUniqString(data); break;
+ case Label: FileI->Label = WriteUniqString(data); break;
+ case None: break;
+ }
+ }
+ }
+ fclose(release);
return !_error->PendingError();
}
projects / apt.git / blobdiff