wroclaw-git-backups/nix
1
0
Fork 0
mirror of https://github.com/NixOS/nix synced 2025-06-27 08:31:16 +02:00
Code Activity

More cleanup

Browse source
This commit is contained in:
Eelco Dolstra 2015-07-20 01:16:16 +02:00
parent 6bd2c7bb38
commit b3491c781c
9 changed files with 184 additions and 296 deletions
Download patch file Download diff file Expand all files Collapse all files

71
src/libutil/serialise.cc
View file

@ -16,11 +16,11 @@ BufferedSink::~BufferedSink()
delete[] buffer;
}
void BufferedSink::operator () (const unsigned char * data, size_t len)
{
if (!buffer) buffer = new unsigned char[bufSize];
while (len) {
/* Optimisation: bypass the buffer if the data exceeds the
buffer size. */
@ -96,7 +96,7 @@ size_t BufferedSource::read(unsigned char * data, size_t len)
if (!buffer) buffer = new unsigned char[bufSize];
if (!bufPosIn) bufPosIn = readUnbuffered(buffer, bufSize);
/* Copy out the data in the buffer. */
size_t n = len > bufPosIn - bufPosOut ? bufPosIn - bufPosOut : len;
memcpy(data, buffer + bufPosOut, n);
@ -144,79 +144,38 @@ void writePadding(size_t len, Sink & sink)
}
void writeInt(unsigned int n, Sink & sink)
{
unsigned char buf[8];
memset(buf, 0, sizeof(buf));
buf[0] = n & 0xff;
buf[1] = (n >> 8) & 0xff;
buf[2] = (n >> 16) & 0xff;
buf[3] = (n >> 24) & 0xff;
sink(buf, sizeof(buf));
}
Sink & operator << (Sink & out, unsigned int n)
{
writeInt(n, out);
return out;
}
void writeLongLong(unsigned long long n, Sink & sink)
{
unsigned char buf[8];
buf[0] = n & 0xff;
buf[1] = (n >> 8) & 0xff;
buf[2] = (n >> 16) & 0xff;
buf[3] = (n >> 24) & 0xff;
buf[4] = (n >> 32) & 0xff;
buf[5] = (n >> 40) & 0xff;
buf[6] = (n >> 48) & 0xff;
buf[7] = (n >> 56) & 0xff;
sink(buf, sizeof(buf));
}
void writeString(const unsigned char * buf, size_t len, Sink & sink)
{
writeInt(len, sink);
sink << len;
sink(buf, len);
writePadding(len, sink);
}
void writeString(const string & s, Sink & sink)
Sink & operator << (Sink & sink, const string & s)
{
writeString((const unsigned char *) s.data(), s.size(), sink);
}
Sink & operator << (Sink & out, const string & s)
{
writeString(s, out);
return out;
return sink;
}
template<class T> void writeStrings(const T & ss, Sink & sink)
{
writeInt(ss.size(), sink);
sink << ss.size();
for (auto & i : ss)
writeString(i, sink);
sink << i;
}
template void writeStrings(const Paths & ss, Sink & sink);
template void writeStrings(const PathSet & ss, Sink & sink);
Sink & operator << (Sink & out, const Strings & s)
Sink & operator << (Sink & sink, const Strings & s)
{
writeStrings(s, out);
return out;
writeStrings(s, sink);
return sink;
}
Sink & operator << (Sink & out, const StringSet & s)
Sink & operator << (Sink & sink, const StringSet & s)
{
writeStrings(s, out);
return out;
writeStrings(s, sink);
return sink;
}
@ -271,7 +230,7 @@ size_t readString(unsigned char * buf, size_t max, Source & source)
return len;
}
string readString(Source & source)
{
size_t len = readInt(source);