/* <proc_service.h> replacement for systems that don't have it.
- Copyright (C) 2000, 2007, 2008 Free Software Foundation, Inc.
+ Copyright (C) 2000-2015 Free Software Foundation, Inc.
This file is part of GDB.
#ifdef HAVE_PROC_SERVICE_H
#include <proc_service.h>
-#else
+
+#else /* HAVE_PROC_SERVICE_H */
+
+/* The following fallback definitions have been imported and adjusted
+ from glibc's proc_service.h */
+
+/* Callback interface for libthread_db, functions users must define.
+ Copyright (C) 1999,2002,2003 Free Software Foundation, Inc.
+ This file is part of the GNU C Library.
+
+ The GNU C Library is free software; you can redistribute it and/or
+ modify it under the terms of the GNU Lesser General Public
+ License as published by the Free Software Foundation; either
+ version 2.1 of the License, or (at your option) any later version.
+
+ The GNU C Library 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
+ Lesser General Public License for more details.
+
+ You should have received a copy of the GNU Lesser General Public
+ License along with the GNU C Library; if not, see
+ <http://www.gnu.org/licenses/>. */
+
+/* The definitions in this file must correspond to those in the debugger. */
#ifdef HAVE_SYS_PROCFS_H
#include <sys/procfs.h>
#include "gregset.h"
+/* Functions in this interface return one of these status codes. */
typedef enum
{
- PS_OK, /* Success. */
- PS_ERR, /* Generic error. */
- PS_BADPID, /* Bad process handle. */
- PS_BADLID, /* Bad LWP id. */
- PS_BADADDR, /* Bad address. */
- PS_NOSYM, /* Symbol not found. */
- PS_NOFREGS /* FPU register set not available. */
+ PS_OK, /* Generic "call succeeded". */
+ PS_ERR, /* Generic error. */
+ PS_BADPID, /* Bad process handle. */
+ PS_BADLID, /* Bad LWP identifier. */
+ PS_BADADDR, /* Bad address. */
+ PS_NOSYM, /* Could not find given symbol. */
+ PS_NOFREGS /* FPU register set not available for given LWP. */
} ps_err_e;
#ifndef HAVE_LWPID_T
#endif
#ifndef HAVE_PSADDR_T
-typedef unsigned long psaddr_t;
+typedef void *psaddr_t;
#endif
#ifndef HAVE_PRGREGSET_T
typedef gdb_fpregset_t prfpregset_t;
#endif
+/* This type is opaque in this interface. It's defined by the user of
+ libthread_db. GDB's version is defined below. */
+struct ps_prochandle;
+
+
+/* Read or write process memory at the given address. */
+extern ps_err_e ps_pdread (struct ps_prochandle *,
+ psaddr_t, void *, size_t);
+extern ps_err_e ps_pdwrite (struct ps_prochandle *,
+ psaddr_t, const void *, size_t);
+extern ps_err_e ps_ptread (struct ps_prochandle *,
+ psaddr_t, void *, size_t);
+extern ps_err_e ps_ptwrite (struct ps_prochandle *,
+ psaddr_t, const void *, size_t);
+
+
+/* Get and set the given LWP's general or FPU register set. */
+extern ps_err_e ps_lgetregs (struct ps_prochandle *,
+ lwpid_t, prgregset_t);
+extern ps_err_e ps_lsetregs (struct ps_prochandle *,
+ lwpid_t, const prgregset_t);
+extern ps_err_e ps_lgetfpregs (struct ps_prochandle *,
+ lwpid_t, prfpregset_t *);
+extern ps_err_e ps_lsetfpregs (struct ps_prochandle *,
+ lwpid_t, const prfpregset_t *);
+
+/* Return the PID of the process. */
+extern pid_t ps_getpid (struct ps_prochandle *);
+
+/* Fetch the special per-thread address associated with the given LWP.
+ This call is only used on a few platforms (most use a normal register).
+ The meaning of the `int' parameter is machine-dependent. */
+extern ps_err_e ps_get_thread_area (const struct ps_prochandle *,
+ lwpid_t, int, psaddr_t *);
+
+
+/* Look up the named symbol in the named DSO in the symbol tables
+ associated with the process being debugged, filling in *SYM_ADDR
+ with the corresponding run-time address. */
+extern ps_err_e ps_pglobal_lookup (struct ps_prochandle *,
+ const char *object_name,
+ const char *sym_name,
+ psaddr_t *sym_addr);
+
+
+/* Stop or continue the entire process. */
+extern ps_err_e ps_pstop (struct ps_prochandle *);
+extern ps_err_e ps_pcontinue (struct ps_prochandle *);
+
+/* Stop or continue the given LWP alone. */
+extern ps_err_e ps_lstop (struct ps_prochandle *, lwpid_t);
+extern ps_err_e ps_lcontinue (struct ps_prochandle *, lwpid_t);
+
+/* The following are only defined in/called by Solaris. */
+
+/* Get size of extra register set. */
+extern ps_err_e ps_lgetxregsize (struct ps_prochandle *ph,
+ lwpid_t lwpid, int *xregsize);
+/* Get extra register set. */
+extern ps_err_e ps_lgetxregs (struct ps_prochandle *ph, lwpid_t lwpid,
+ caddr_t xregset);
+extern ps_err_e ps_lsetxregs (struct ps_prochandle *ph, lwpid_t lwpid,
+ caddr_t xregset);
+
+/* Log a message (sends to gdb_stderr). */
+extern void ps_plog (const char *fmt, ...);
+
#endif /* HAVE_PROC_SERVICE_H */
/* Fix-up some broken systems. */
typedef prfpregset_t gdb_prfpregset_t;
#endif
-/* Structure that identifies the target process. */
+/* GDB specific structure that identifies the target process. */
struct ps_prochandle
{
- /* The process id is all we need. */
- pid_t pid;
+ /* The LWP we use for memory reads. */
+ ptid_t ptid;
};
#endif /* gdb_proc_service.h */
projects / deliverable / binutils-gdb.git / blobdiff