X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=gdb%2Fgdb_proc_service.h;h=8bc6088c9f0a4eaa0dbe1f1db1397938a0e18775;hb=e76ff5abe375e1e7535f7827db01bce70bc9710d;hp=78feac9ed2dc9b5485c527b1b0352f8d26424eb1;hpb=9b254dd1ce46c19dde1dde5b8d1e22e862dfacce;p=deliverable%2Fbinutils-gdb.git diff --git a/gdb/gdb_proc_service.h b/gdb/gdb_proc_service.h index 78feac9ed2..8bc6088c9f 100644 --- a/gdb/gdb_proc_service.h +++ b/gdb/gdb_proc_service.h @@ -1,5 +1,5 @@ /* replacement for systems that don't have it. - Copyright (C) 2000, 2007, 2008 Free Software Foundation, Inc. + Copyright (C) 2000-2013 Free Software Foundation, Inc. This file is part of GDB. @@ -23,7 +23,31 @@ #ifdef HAVE_PROC_SERVICE_H #include -#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 + . */ + +/* The definitions in this file must correspond to those in the debugger. */ #ifdef HAVE_SYS_PROCFS_H #include @@ -31,15 +55,16 @@ #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 @@ -47,7 +72,7 @@ typedef unsigned int lwpid_t; #endif #ifndef HAVE_PSADDR_T -typedef unsigned long psaddr_t; +typedef void *psaddr_t; #endif #ifndef HAVE_PRGREGSET_T @@ -58,6 +83,73 @@ typedef gdb_gregset_t 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. */ @@ -72,11 +164,11 @@ typedef gdb_fpregset_t gdb_prfpregset_t; 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 */