diff options
Diffstat (limited to 'odb.go')
| -rw-r--r-- | odb.go | 30 |
1 files changed, 23 insertions, 7 deletions
@@ -32,7 +32,7 @@ func (v *Odb) Write(data []byte, otype ObjectType) (oid *Oid, err error) { ret := C.git_odb_write(oid.toC(), v.ptr, unsafe.Pointer(hdr.Data), C.size_t(hdr.Len), C.git_otype(otype)) if ret < 0 { - err = LastError() + err = MakeGitError(ret) } return @@ -46,7 +46,7 @@ func (v *Odb) Read(oid *Oid) (obj *OdbObject, err error) { ret := C.git_odb_read(&obj.ptr, v.ptr, oid.toC()) if ret < 0 { - return nil, LastError() + return nil, MakeGitError(ret) } runtime.SetFinalizer(obj, (*OdbObject).Free) @@ -79,13 +79,29 @@ func (v *Odb) ForEach() chan *Oid { return ch } +// Hash determines the object-ID (sha1) of a data buffer. +func (v *Odb) Hash(data []byte, otype ObjectType) (oid *Oid, err error) { + oid = new(Oid) + header := (*reflect.SliceHeader)(unsafe.Pointer(&data)) + ptr := unsafe.Pointer(header.Data) + + runtime.LockOSThread() + defer runtime.UnlockOSThread() + + ret := C.git_odb_hash(oid.toC(), ptr, C.size_t(header.Len), C.git_otype(otype)); + if ret < 0 { + err = MakeGitError(ret) + } + return +} + // NewReadStream opens a read stream from the ODB. Reading from it will give you the // contents of the object. func (v *Odb) NewReadStream(id *Oid) (*OdbReadStream, error) { stream := new(OdbReadStream) ret := C.git_odb_open_rstream(&stream.ptr, v.ptr, id.toC()) if ret < 0 { - return nil, LastError() + return nil, MakeGitError(ret) } runtime.SetFinalizer(stream, (*OdbReadStream).Free) @@ -99,7 +115,7 @@ func (v *Odb) NewWriteStream(size int, otype ObjectType) (*OdbWriteStream, error stream := new(OdbWriteStream) ret := C.git_odb_open_wstream(&stream.ptr, v.ptr, C.size_t(size), C.git_otype(otype)) if ret < 0 { - return nil, LastError() + return nil, MakeGitError(ret) } runtime.SetFinalizer(stream, (*OdbWriteStream).Free) @@ -148,7 +164,7 @@ func (stream *OdbReadStream) Read(data []byte) (int, error) { size := C.size_t(header.Cap) ret := C.git_odb_stream_read(stream.ptr, ptr, size) if ret < 0 { - return 0, LastError() + return 0, MakeGitError(ret) } header.Len = int(ret) @@ -180,7 +196,7 @@ func (stream *OdbWriteStream) Write(data []byte) (int, error) { ret := C.git_odb_stream_write(stream.ptr, ptr, size) if ret < 0 { - return 0, LastError() + return 0, MakeGitError(ret) } return len(data), nil @@ -191,7 +207,7 @@ func (stream *OdbWriteStream) Write(data []byte) (int, error) { func (stream *OdbWriteStream) Close() error { ret := C.git_odb_stream_finalize_write(stream.Id.toC(), stream.ptr) if ret < 0 { - return LastError() + return MakeGitError(ret) } return nil |