mirror of
https://github.com/privatevoid-net/nix-super.git
synced 2024-11-27 08:16:14 +02:00
338f29dbd4
E.g. $ nix ls-store --json --recursive --store https://cache.nixos.org /nix/store/b0w2hafndl09h64fhb86kw6bmhbmnpm1-blender-2.79 \ | jq .entries.bin.entries.blender.narOffset 400
31 lines
732 B
C++
31 lines
732 B
C++
#pragma once
|
|
|
|
#include "types.hh"
|
|
|
|
namespace nix {
|
|
|
|
/* An abstract class for accessing a filesystem-like structure, such
|
|
as a (possibly remote) Nix store or the contents of a NAR file. */
|
|
class FSAccessor
|
|
{
|
|
public:
|
|
enum Type { tMissing, tRegular, tSymlink, tDirectory };
|
|
|
|
struct Stat
|
|
{
|
|
Type type = tMissing;
|
|
uint64_t fileSize = 0; // regular files only
|
|
bool isExecutable = false; // regular files only
|
|
uint64_t narOffset = 0; // regular files only
|
|
};
|
|
|
|
virtual Stat stat(const Path & path) = 0;
|
|
|
|
virtual StringSet readDirectory(const Path & path) = 0;
|
|
|
|
virtual std::string readFile(const Path & path) = 0;
|
|
|
|
virtual std::string readLink(const Path & path) = 0;
|
|
};
|
|
|
|
}
|