121 lines
2.7 KiB
C++
121 lines
2.7 KiB
C++
#include "base/indented_stream.h"
|
|
#include "thin-provisioning/emitter.h"
|
|
|
|
using namespace std;
|
|
using namespace thin_provisioning;
|
|
|
|
//----------------------------------------------------------------
|
|
|
|
namespace {
|
|
class sexp_emitter : public emitter {
|
|
public:
|
|
sexp_emitter(ostream &out)
|
|
: out_(out) {
|
|
}
|
|
|
|
virtual void begin_superblock(std::string const &uuid,
|
|
uint64_t time,
|
|
uint64_t trans_id,
|
|
boost::optional<uint32_t> flags,
|
|
boost::optional<uint32_t> version,
|
|
uint32_t data_block_size,
|
|
uint64_t nr_data_blocks,
|
|
boost::optional<uint64_t> metadata_snap) {
|
|
open("superblock");
|
|
out_.indent();
|
|
out_ << "((uuid \"" << uuid << "\")\n";
|
|
kv("time", time);
|
|
kv("trans_id", trans_id);
|
|
kv("flags", flags);
|
|
kv("version", version);
|
|
kv("data_block_size", data_block_size);
|
|
kv("nr_data_blocks", nr_data_blocks);
|
|
kv("metadata_snap", metadata_snap);
|
|
out_.indent();
|
|
out_ << ")\n";
|
|
}
|
|
|
|
virtual void end_superblock() {
|
|
close();
|
|
}
|
|
|
|
virtual void begin_device(uint32_t dev_id,
|
|
uint64_t mapped_blocks,
|
|
uint64_t trans_id,
|
|
uint64_t creation_time,
|
|
uint64_t snap_time) {
|
|
open("device");
|
|
out_.indent();
|
|
out_ << "((dev_id " << dev_id << ")\n";
|
|
kv("mapped_blocks", mapped_blocks);
|
|
kv("trans_id", trans_id);
|
|
kv("creation_time", creation_time);
|
|
kv("snap_time", snap_time);
|
|
out_.indent();
|
|
out_ << ")\n";
|
|
}
|
|
|
|
virtual void end_device() {
|
|
close();
|
|
}
|
|
|
|
virtual void begin_named_mapping(std::string const &name) {
|
|
|
|
}
|
|
|
|
virtual void end_named_mapping() {
|
|
|
|
}
|
|
|
|
virtual void identifier(std::string const &name) {
|
|
|
|
}
|
|
|
|
virtual void range_map(uint64_t origin_begin, uint64_t data_begin, uint32_t time, uint64_t len) {
|
|
out_.indent();
|
|
out_ << "(range (origin_begin " << origin_begin
|
|
<< ") (data_begin " << data_begin
|
|
<< ") (time " << time
|
|
<< ") (len " << len << "))\n";
|
|
}
|
|
|
|
virtual void single_map(uint64_t origin_block, uint64_t data_block, uint32_t time) {
|
|
out_.indent();
|
|
out_ << "(single (origin_block " << origin_block
|
|
<< ") (data_block " << data_block
|
|
<< ") (time " << time << "))\n";
|
|
}
|
|
|
|
private:
|
|
void open(char const *tag) {
|
|
out_.indent();
|
|
out_ << "(" << tag << "\n";
|
|
out_.inc();
|
|
}
|
|
|
|
void close() {
|
|
out_.dec();
|
|
out_.indent();
|
|
out_ << ")\n";
|
|
}
|
|
|
|
template <typename T>
|
|
void kv(char const *k, T const &v) {
|
|
out_.indent();
|
|
out_ << " (" << k << " " << v << ")\n";
|
|
}
|
|
|
|
indented_stream out_;
|
|
};
|
|
}
|
|
|
|
//----------------------------------------------------------------
|
|
|
|
extern "C" {
|
|
emitter::ptr create_emitter(ostream &out) {
|
|
return emitter::ptr(new sexp_emitter(out));
|
|
}
|
|
}
|
|
|
|
//----------------------------------------------------------------
|