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* Store the size of a store path in the database (to be precise, the

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size of the NAR serialisation of the path, i.e., `nix-store --dump
  PATH').  This is useful for Hydra.
This commit is contained in:
Eelco Dolstra 2010-11-16 17:11:46 +00:00
parent fb9368b5a0
commit a3883cbd28
16 changed files with 144 additions and 91 deletions
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10
src/libutil/hash.cc
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@ -286,12 +286,14 @@ Hash hashFile(HashType ht, const Path & path)
HashSink::HashSink(HashType ht) : ht(ht)
{
ctx = new Ctx;
bytes = 0;
start(ht, *ctx);
}
HashSink::HashSink(const HashSink & h)
{
ht = h.ht;
bytes = h.bytes;
ctx = new Ctx;
*ctx = *h.ctx;
}
@ -304,18 +306,20 @@ HashSink::~HashSink()
void HashSink::operator ()
(const unsigned char * data, unsigned int len)
{
bytes += len;
update(ht, *ctx, data, len);
}
Hash HashSink::finish()
HashResult HashSink::finish()
{
Hash hash(ht);
nix::finish(ht, *ctx, hash.hash);
return hash;
return HashResult(hash, bytes);
}
Hash hashPath(HashType ht, const Path & path, PathFilter & filter)
HashResult hashPath(
HashType ht, const Path & path, PathFilter & filter)
{
HashSink sink(ht);
dumpPath(path, sink, filter);