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lokinet/llarp/bootstrap.cpp
Jeff Becker 259114b51d
add omitted header
certain files needed to include either fstream and our shim for std::filesystem.
this includes fstream into our shim and includes this shim in places
that require fstream. this is done because some toolchains (cough
cough broke af arch linux amalgums) can have weird subsets of the
requirements of C++17 that overlap, except when they dont, denoted by
unknowable undisclosed circumstances.

this issue was reported by a user in the wild, and this fixes it.
2022-11-09 07:16:29 -05:00

72 lines
1.5 KiB
C++

#include "bootstrap.hpp"
#include "util/bencode.hpp"
#include "util/logging.hpp"
#include "util/logging/buffer.hpp"
#include "util/fs.hpp"
namespace llarp
{
void
BootstrapList::Clear()
{
clear();
}
bool
BootstrapList::BDecode(llarp_buffer_t* buf)
{
return bencode_read_list(
[&](llarp_buffer_t* b, bool more) -> bool {
if (more)
{
RouterContact rc{};
if (not rc.BDecode(b))
{
LogError("invalid rc in bootstrap list: ", llarp::buffer_printer{*b});
return false;
}
emplace(std::move(rc));
}
return true;
},
buf);
}
bool
BootstrapList::BEncode(llarp_buffer_t* buf) const
{
return BEncodeWriteList(begin(), end(), buf);
}
void
BootstrapList::AddFromFile(fs::path fpath)
{
bool isListFile = false;
{
std::ifstream inf(fpath.c_str(), std::ios::binary);
if (inf.is_open())
{
const char ch = inf.get();
isListFile = ch == 'l';
}
}
if (isListFile)
{
if (not BDecodeReadFile(fpath, *this))
{
throw std::runtime_error{fmt::format("failed to read bootstrap list file '{}'", fpath)};
}
}
else
{
RouterContact rc;
if (not rc.Read(fpath))
{
throw std::runtime_error{
fmt::format("failed to decode bootstrap RC, file='{}', rc={}", fpath, rc)};
}
this->insert(rc);
}
}
} // namespace llarp