* hostio.c: Don't include errno.h.

[deliverable/binutils-gdb.git] / gdb / gdbserver / target.h

diff --git a/gdb/gdbserver/target.h b/gdb/gdbserver/target.h
index 9ee87a2eeb169ca23bb798e370969f842dd4e907..8bb7a07b3d7ded469ad32e2f239e2e4930e31a3b 100644 (file)
--- a/gdb/gdbserver/target.h
+++ b/gdb/gdbserver/target.h
@@ -1,5 +1,5 @@
 /* Target operations for the remote server for GDB.
-   Copyright (C) 2002, 2003, 2004, 2005
+   Copyright (C) 2002, 2003, 2004, 2005, 2007, 2008
    Free Software Foundation, Inc.
 
    Contributed by MontaVista Software.
@@ -8,7 +8,7 @@
 
    This program is free software; you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
-   the Free Software Foundation; either version 2 of the License, or
+   the Free Software Foundation; either version 3 of the License, or
    (at your option) any later version.
 
    This program is distributed in the hope that it will be useful,
@@ -17,9 +17,7 @@
    GNU General Public License for more details.
 
    You should have received a copy of the GNU General Public License
-   along with this program; if not, write to the Free Software
-   Foundation, Inc., 51 Franklin Street, Fifth Floor,
-   Boston, MA 02110-1301, USA.  */
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 #ifndef TARGET_H
 #define TARGET_H
@@ -59,7 +57,10 @@ struct target_ops
   /* Attach to a running process.
 
      PID is the process ID to attach to, specified by the user
-     or a higher layer.  */
+     or a higher layer.
+
+     Returns -1 if attaching is unsupported, 0 on success, and calls
+     error() otherwise.  */
 
   int (*attach) (unsigned long pid);
 
@@ -67,9 +68,14 @@ struct target_ops
 
   void (*kill) (void);
 
-  /* Detach from all inferiors.  */
+  /* Detach from all inferiors.
+     Return -1 on failure, and 0 on success.  */
+
+  int (*detach) (void);
+
+  /* Wait for inferiors to end.  */
 
-  void (*detach) (void);
+  void (*join) (void);
 
   /* Return 1 iff the thread with process ID PID is alive.  */
 
@@ -128,8 +134,10 @@ struct target_ops
 
   void (*look_up_symbols) (void);
 
-  /* Send a signal to the inferior process, however is appropriate.  */
-  void (*send_signal) (int);
+  /* Send an interrupt request to the inferior process,
+     however is appropriate.  */
+
+  void (*request_interrupt) (void);
 
   /* Read auxiliary vector data from the inferior process.
 
@@ -163,6 +171,27 @@ struct target_ops
      time.  */
   
   int (*read_offsets) (CORE_ADDR *text, CORE_ADDR *data);
+
+  /* Fetch the address associated with a specific thread local storage
+     area, determined by the specified THREAD, OFFSET, and LOAD_MODULE.
+     Stores it in *ADDRESS and returns zero on success; otherwise returns
+     an error code.  A return value of -1 means this system does not
+     support the operation.  */
+
+  int (*get_tls_address) (struct thread_info *thread, CORE_ADDR offset,
+                         CORE_ADDR load_module, CORE_ADDR *address);
+
+  /* Return a string identifying the current architecture, or NULL if
+     this operation is not supported.  */
+  const char *(*arch_string) (void);
+
+   /* Read/Write from/to spufs using qXfer packets.  */
+  int (*qxfer_spu) (const char *annex, unsigned char *readbuf,
+                   unsigned const char *writebuf, CORE_ADDR offset, int len);
+
+  /* Fill BUF with an hostio error packet representing the last hostio
+     error.  */
+  void (*hostio_last_error) (char *buf);
 };
 
 extern struct target_ops *the_target;
@@ -190,6 +219,9 @@ void set_target_ops (struct target_ops *);
 #define store_inferior_registers(regno) \
   (*the_target->store_registers) (regno)
 
+#define join_inferior() \
+  (*the_target->join) ()
+
 unsigned char mywait (char *statusp, int connected_wait);
 
 int read_inferior_memory (CORE_ADDR memaddr, unsigned char *myaddr, int len);