initial commit ?

src/mr/rpc.go

@@ -15,22 +15,70 @@ import "strconv"
 //
 
 type ExampleArgs struct {
-	X int
+    X int
 }
 
 type ExampleReply struct {
-	Y int
+    Y int
 }
 
 // Add your RPC definitions here.
 
+type JobType uint8
+const (
+    Map JobType = iota
+    Reduce
+)
+
+type MapJob struct {
+    //Index             int
+    InputFile         string
+    ReducerCount      int
+    //IntermediateFiles []string
+}
+
+type ReduceJob struct {
+    ReducerNumber     int
+    IntermediateFiles []string
+}
+
+type MapResult struct {
+    InputFile         string
+    IntermediateFiles []string
+    WorkerId          int
+}
+
+type RegisterArgs struct {
+    // empty
+}
+
+type RegisterReply struct {
+    WorkerId int
+}
+
+type GetJobArgs struct {
+    WorkerId int
+}
+
+type GetJobReply struct {
+    JobType  JobType
+
+    MapJob    MapJob
+    ReduceJob ReduceJob
+
+    Finished bool
+}
+
+type FinishReply struct {
+
+}
 
 // Cook up a unique-ish UNIX-domain socket name
 // in /var/tmp, for the coordinator.
 // Can't use the current directory since
 // Athena AFS doesn't support UNIX-domain sockets.
 func coordinatorSock() string {
-	s := "/var/tmp/5840-mr-"
-	s += strconv.Itoa(os.Getuid())
-	return s
+    s := "/var/tmp/5840-mr-"
+    s += strconv.Itoa(os.Getuid())
+    return s
 }