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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:00:48 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 09:00:48 +0000 |
commit | 851b6a097165af4d51c0db01b5e05256e5006896 (patch) | |
tree | 5f7c388ec894a7806c49a99f3bdb605d0b299a7c /apt-pkg/contrib/arfile.h | |
parent | Initial commit. (diff) | |
download | apt-upstream.tar.xz apt-upstream.zip |
Adding upstream version 2.6.1.upstream/2.6.1upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'apt-pkg/contrib/arfile.h')
-rw-r--r-- | apt-pkg/contrib/arfile.h | 66 |
1 files changed, 66 insertions, 0 deletions
diff --git a/apt-pkg/contrib/arfile.h b/apt-pkg/contrib/arfile.h new file mode 100644 index 0000000..9b13ed9 --- /dev/null +++ b/apt-pkg/contrib/arfile.h @@ -0,0 +1,66 @@ +// -*- mode: cpp; mode: fold -*- +// Description /*{{{*/ +/* ###################################################################### + + AR File - Handle an 'AR' archive + + This is a reader for the usual 4.4 BSD AR format. It allows raw + stream access to a single member at a time. Basically all this class + provides is header parsing and verification. It is up to the client + to correctly make use of the stream start/stop points. + + ##################################################################### */ + /*}}}*/ +#ifndef PKGLIB_ARFILE_H +#define PKGLIB_ARFILE_H + +#include <apt-pkg/macros.h> +#include <string> + +class FileFd; + +class APT_PUBLIC ARArchive +{ + struct MemberHeader; + public: + struct Member; + + protected: + + // Linked list of members + Member *List; + + bool LoadHeaders(); + + public: + + // The stream file + FileFd &File; + + // Locate a member by name + const Member *FindMember(const char *Name) const; + inline Member *Members() { return List; } + + APT_PUBLIC explicit ARArchive(FileFd &File); + APT_PUBLIC ~ARArchive(); +}; + +// A member of the archive +struct ARArchive::Member +{ + // Fields from the header + std::string Name; + unsigned long MTime; + unsigned long UID; + unsigned long GID; + unsigned long Mode; + unsigned long long Size; + + // Location of the data. + unsigned long long Start; + Member *Next; + + Member() : Start(0), Next(0) {}; +}; + +#endif |