Kernel/VFS - Truncate support, mmap fixes

[tpg/acess2.git] / Usermode / Libraries / ld-acess.so_src / include_exp / acess / sys.h

diff --git a/Usermode/Libraries/ld-acess.so_src/include_exp/acess/sys.h b/Usermode/Libraries/ld-acess.so_src/include_exp/acess/sys.h
index 31d74c4..0643ba4 100644 (file)
--- a/Usermode/Libraries/ld-acess.so_src/include_exp/acess/sys.h
+++ b/Usermode/Libraries/ld-acess.so_src/include_exp/acess/sys.h
@@ -40,6 +40,14 @@ extern "C" {
 #define FILEFLAG_SYMLINK       0x20
 #define CLONE_VM       0x10
 
+#define MMAP_PROT_READ 0x001   //!< Readable memory
+#define MMAP_PROT_WRITE        0x002   //!< Writable memory
+#define MMAP_PROT_EXEC 0x004   //!< Executable memory
+#define MMAP_MAP_SHARED        0x001   //!< Shared with all other users of the FD
+#define MMAP_MAP_PRIVATE       0x002   //!< Local (COW) copy
+#define MMAP_MAP_FIXED         0x004   //!< Load to a fixed address
+#define MMAP_MAP_ANONYMOUS     0x008   //!< Not associated with a FD
+
 #ifdef ARCHDIR_is_native
 # include "_native_syscallmod.h"
 #endif
@@ -90,6 +98,7 @@ extern int    _SysCopyFD(int srcfd, int dstfd);
 extern int     _SysFDFlags(int fd, int mask, int newflags);
 extern size_t  _SysRead(int fd, void *buffer, size_t length);
 extern size_t  _SysReadAt(int fd, uint64_t offset, size_t length, void *buffer);
+extern uint64_t        _SysTruncate(int fd, uint64_t size);
 extern int     _SysClose(int fd);
 extern int     _SysFDCtl(int fd, int option, ...);
 extern size_t  _SysWrite(int fd, const void *buffer, size_t length);
@@ -105,6 +114,11 @@ extern int _SysSelect(int nfds, fd_set *read, fd_set *write, fd_set *err, int64_
 //#define select(nfs, rdfds, wrfds, erfds, timeout)    _SysSelect(nfs, rdfds, wrfds, erfds, timeout, 0)
 extern int     _SysMkDir(const char *dirname);
 extern int     _SysUnlink(const char *pathname);
+extern void*   _SysMMap(void *addr, size_t length, unsigned int _flags, int fd, uint64_t offset);
+#define _SysMMap(addr,length,flags,prot,fd,offset)     _SysMMap(addr,length,(flags|(prot<<16)), fd, offset)
+extern int     _SysMUnMap(void *addr, size_t length);
+extern uint64_t        _SysMarshalFD(int FD);
+extern int     _SysUnMarshalFD(uint64_t Handle);
 
 // --- IPC ---
 extern int     _SysSendMessage(int dest, size_t length, const void *Data);