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[lttv.git] / ltt / branches / poly / libltt / libltt.h

diff --git a/ltt/branches/poly/libltt/libltt.h b/ltt/branches/poly/libltt/libltt.h
index b9224bb5a5acc2b58ab7e3aea99db208611f934a..80cebbadc44109d64b4bc42ac5d9e45103a946f5 100644 (file)
--- a/ltt/branches/poly/libltt/libltt.h
+++ b/ltt/branches/poly/libltt/libltt.h
@@ -23,49 +23,66 @@
 #define _LIBLTT_H
 
 #include <linux/limits.h>
+#include <asm/types.h>
+#include <sys/socket.h>
+#include <linux/netlink.h>
+
+#ifndef NETLINK_LTT
+#define NETLINK_LTT 12
+#endif
+
 
 enum trace_op {
        OP_CREATE,
        OP_DESTROY,
        OP_START,
-       OP_STOP
+       OP_STOP,
+       OP_NONE
 };
 
 enum trace_mode {
-       TRACE_NORMAL,
-       TRACE_FLIGHT
+       LTT_TRACE_NORMAL,
+       LTT_TRACE_FLIGHT
 };
 
+typedef struct lttctl_peer_msg {
+       char trace_name[NAME_MAX];
+       enum trace_op op;
+       union {
+    struct {
+      enum trace_mode mode;
+      unsigned subbuf_size;
+      unsigned n_subbufs;
+    } new_trace;
+       } args;
+} lttctl_peer_msg_t;
+
 
 struct lttctl_handle
 {
   int fd;
-  u_int8_t blocking;
+  //u_int8_t blocking;
   struct sockaddr_nl local;
   struct sockaddr_nl peer;
 };
 
-typedef struct lttctl_peer_msg {
-       char trace_name[NAME_MAX];
-       enum trace_op op;
-       union {
-               enum trace_mode mode;
-       } args;
-} lttctl_peer_msg_t;
-
+typedef struct lttctl_resp_msg {
+       int err;
+} lttctl_resp_msg_t;
 
-struct lttctl_handle *lttctl_create_handle(u_int32_t flags);
+struct lttctl_handle *lttctl_create_handle(void);
 
 int lttctl_destroy_handle(struct lttctl_handle *h);
 
 
-int lttctl_create_trace(char *name, enum trace_mode mode);
+int lttctl_create_trace(const struct lttctl_handle *h,
+               char *name, enum trace_mode mode, unsigned subbuf_size, unsigned n_subbufs);
 
-int lttctl_destroy_trace(char *name);
+int lttctl_destroy_trace(const struct lttctl_handle *handle, char *name);
 
-int lttctl_start(char *name);
+int lttctl_start(const struct lttctl_handle *handle, char *name);
 
-int lttctl_stop(char *name);
+int lttctl_stop(const struct lttctl_handle *handle, char *name);
 
 #define LTTCTLM_BASE   0x10
 #define LTTCTLM_CONTROL        (LTTCTLM_BASE + 1)      /* LTT control message */