/* replacement for systems that don't have it. Copyright (C) 2000-2021 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 . */ #ifndef COMMON_GDB_PROC_SERVICE_H #define COMMON_GDB_PROC_SERVICE_H #include #ifdef HAVE_PROC_SERVICE_H /* glibc's proc_service.h doesn't wrap itself with extern "C". Need to do it ourselves. */ EXTERN_C_PUSH #include EXTERN_C_POP #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 #endif /* Not all platforms bring in via . If wasn't enough to find elf_fpregset_t, try the kernel headers also (but don't if we don't need to). */ #ifndef HAVE_ELF_FPREGSET_T # ifdef HAVE_LINUX_ELF_H # include # endif #endif EXTERN_C_PUSH /* Functions in this interface return one of these status codes. */ typedef enum { 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 typedef unsigned int lwpid_t; #endif #ifndef HAVE_PSADDR_T typedef void *psaddr_t; #endif #ifndef HAVE_PRGREGSET_T typedef elf_gregset_t prgregset_t; #endif #ifndef HAVE_PRFPREGSET_T typedef elf_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 (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, ...); EXTERN_C_POP #endif /* HAVE_PROC_SERVICE_H */ /* Make sure we export the needed symbols, in case GDB is built with -fvisibility=hidden. */ #define PS_EXPORT(SYM) \ __attribute__((visibility ("default"))) decltype (SYM) SYM PS_EXPORT (ps_get_thread_area); PS_EXPORT (ps_getpid); PS_EXPORT (ps_lcontinue); PS_EXPORT (ps_lgetfpregs); PS_EXPORT (ps_lgetregs); PS_EXPORT (ps_lsetfpregs); PS_EXPORT (ps_lsetregs); PS_EXPORT (ps_lstop); PS_EXPORT (ps_pcontinue); PS_EXPORT (ps_pdread); PS_EXPORT (ps_pdwrite); PS_EXPORT (ps_pglobal_lookup); PS_EXPORT (ps_pstop); PS_EXPORT (ps_ptread); PS_EXPORT (ps_ptwrite); #ifdef __sun__ PS_EXPORT (ps_lgetxregs); PS_EXPORT (ps_lgetxregsize); PS_EXPORT (ps_lsetxregs); PS_EXPORT (ps_plog); #endif #endif /* COMMON_GDB_PROC_SERVICE_H */