storj/lib/uplinkc/project.go

85 lines
2.1 KiB
Go

// Copyright (C) 2019 Storj Labs, Inc.
// See LICENSE for copying information.
package main
// #include "uplink_definitions.h"
import "C"
import (
"fmt"
libuplink "storj.io/storj/lib/uplink"
"storj.io/storj/pkg/storj"
)
// Project is a scoped uplink.Project
type Project struct {
scope
*libuplink.Project
}
//export open_project
// open_project opens project using uplink
func open_project(uplinkHandle C.UplinkRef, satelliteAddr *C.char, apikeyHandle C.APIKeyRef, cerr **C.char) C.ProjectRef {
uplink, ok := universe.Get(uplinkHandle._handle).(*Uplink)
if !ok {
*cerr = C.CString("invalid uplink")
return C.ProjectRef{}
}
apikey, ok := universe.Get(apikeyHandle._handle).(libuplink.APIKey)
if !ok {
*cerr = C.CString("invalid apikey")
return C.ProjectRef{}
}
scope := uplink.scope.child()
project, err := uplink.OpenProject(scope.ctx, C.GoString(satelliteAddr), apikey)
if err != nil {
*cerr = C.CString(fmt.Sprintf("%+v", err))
return C.ProjectRef{}
}
return C.ProjectRef{universe.Add(&Project{scope, project})}
}
//export project_salted_key_from_passphrase
// project_salted_key_from_passphrase returns a key generated from the given passphrase
// using a stable, project-specific salt
func project_salted_key_from_passphrase(projectHandle C.ProjectRef, passphrase *C.char, cerr **C.char) *C.uint8_t {
project, ok := universe.Get(projectHandle._handle).(*Project)
if !ok {
*cerr = C.CString("invalid project")
return nil
}
saltedKey, err := project.SaltedKeyFromPassphrase(project.ctx, C.GoString(passphrase))
if err != nil {
*cerr = C.CString(fmt.Sprintf("%+v", err))
return nil
}
ptr := C.malloc(storj.KeySize)
key := (*storj.Key)(ptr)
copy(key[:], saltedKey[:])
return (*C.uint8_t)(ptr)
}
//export close_project
// close_project closes the project.
func close_project(projectHandle C.ProjectRef, cerr **C.char) {
project, ok := universe.Get(projectHandle._handle).(*Project)
if !ok {
*cerr = C.CString("invalid project")
return
}
universe.Del(projectHandle._handle)
defer project.cancel()
if err := project.Close(); err != nil {
*cerr = C.CString(fmt.Sprintf("%+v", err))
return
}
}