X-Git-Url: http://plrg.eecs.uci.edu/git/?a=blobdiff_plain;f=snapshot-interface.h;h=4d27ae04cecfcd679b8d81d64061579391a25075;hb=f45f762b63824c0e6e115bf456a853e36a5ca370;hp=ecc60ec6453a9ca4991c92e27d248622a201b7c5;hpb=6e5c0bb2359b9fba6160957ffa88974233ba18ac;p=c11tester.git diff --git a/snapshot-interface.h b/snapshot-interface.h index ecc60ec6..4d27ae04 100644 --- a/snapshot-interface.h +++ b/snapshot-interface.h @@ -1,39 +1,21 @@ -/** @file snapshot-interface.h - * @brief C++ layer on top of snapshotting system. +/** + * @file snapshot-interface.h + * @brief C interface layer on top of snapshotting system */ - #ifndef __SNAPINTERFACE_H #define __SNAPINTERFACE_H -#include "mymemory.h" +#include typedef unsigned int snapshot_id; - typedef void (*VoidFuncPtr)(); -void initSnapshotLibrary(unsigned int numbackingpages, - unsigned int numsnapshots, unsigned int nummemoryregions, - unsigned int numheappages, VoidFuncPtr entryPoint); - -struct stackEntry { - struct stackEntry *next; - snapshot_id snapshotid; - int index; -}; - -class SnapshotStack { - public: - SnapshotStack(); - ~SnapshotStack(); - int backTrackBeforeStep(int seq_index); - void snapshotStep(int seq_index); - - MEMALLOC - private: - struct stackEntry *stack; -}; -/* Not sure what it even means to have more than one snapshot object, - so let's just make a global reference to it.*/ +void snapshot_system_init(unsigned int numbackingpages, + unsigned int numsnapshots, unsigned int nummemoryregions, + unsigned int numheappages); +void startExecution(ucontext_t * context, VoidFuncPtr entryPoint); +void snapshot_stack_init(); +void snapshot_record(int seq_index); +int snapshot_backtrack_before(int seq_index); -extern SnapshotStack *snapshotObject; #endif