1 files changed, 68 insertions, 0 deletions
diff --git a/gdbsupport/agent.h b/gdbsupport/agent.h
new file mode 100644
index 00000000000..cc52fb6b89f
--- /dev/null
+++ b/gdbsupport/agent.h
@@ -0,0 +1,68 @@
+/* Shared utility routines for GDB to interact with agent.
+
+   Copyright (C) 2009-2020 Free Software Foundation, Inc.
+
+   This file is part of GDB.
+
+   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 3 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   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, see <http://www.gnu.org/licenses/>.  */
+
+#ifndef COMMON_AGENT_H
+#define COMMON_AGENT_H
+
+#include "gdbsupport/preprocessor.h"
+
+int agent_run_command (int pid, const char *cmd, int len);
+
+int agent_look_up_symbols (void *);
+
+#define IPA_SYM_EXPORTED_NAME(SYM) gdb_agent_ ## SYM
+
+/* Define an entry in an IPA symbol list array.  If IPA_SYM is used, the macro
+   IPA_SYM_STRUCT_NAME must be defined to the structure name holding the IPA
+   symbol addresses in that particular file, before including
+   gdbsupport/agent.h.  */
+#define IPA_SYM(SYM)                                   \
+  {                                                    \
+    STRINGIFY (IPA_SYM_EXPORTED_NAME (SYM)),           \
+    offsetof (IPA_SYM_STRUCT_NAME, addr_ ## SYM)       \
+  }
+
+/* The size in bytes of the buffer used to talk to the IPA helper
+   thread.  */
+#define IPA_CMD_BUF_SIZE 1024
+
+bool agent_loaded_p (void);
+
+extern bool debug_agent;
+
+extern bool use_agent;
+
+/* Capability of agent.  Different agents may have different capabilities,
+   such as installing fast tracepoint or evaluating breakpoint conditions.
+   Capabilities are represented by bit-maps, and each capability occupies one
+   bit.  */
+
+enum agent_capa
+{
+  /* Capability to install fast tracepoint.  */
+  AGENT_CAPA_FAST_TRACE = 0x1,
+  /* Capability to install static tracepoint.  */
+  AGENT_CAPA_STATIC_TRACE = (0x1 << 1),
+};
+
+bool agent_capability_check (enum agent_capa);
+
+void agent_capability_invalidate (void);
+
+#endif /* COMMON_AGENT_H */