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Diffstat (limited to 'contrib/gdb/gdb/proc-service.c')
| -rw-r--r-- | contrib/gdb/gdb/proc-service.c | 312 |
1 files changed, 0 insertions, 312 deletions
diff --git a/contrib/gdb/gdb/proc-service.c b/contrib/gdb/gdb/proc-service.c deleted file mode 100644 index d7cd1aaf91b4..000000000000 --- a/contrib/gdb/gdb/proc-service.c +++ /dev/null @@ -1,312 +0,0 @@ -/* <proc_service.h> implementation. - - Copyright 1999, 2000, 2002 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 2 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, write to the Free Software - Foundation, Inc., 59 Temple Place - Suite 330, - Boston, MA 02111-1307, USA. */ - -#include "defs.h" - -#include "gdb_proc_service.h" -#include <sys/procfs.h> - -#include "inferior.h" -#include "symtab.h" -#include "target.h" - -/* Prototypes for supply_gregset etc. */ -#include "gregset.h" - - -/* Fix-up some broken systems. */ - -/* The prototypes in <proc_service.h> are slightly different on older - systems. Compensate for the discrepancies. */ - -#ifdef PROC_SERVICE_IS_OLD -typedef const struct ps_prochandle *gdb_ps_prochandle_t; -typedef char *gdb_ps_read_buf_t; -typedef char *gdb_ps_write_buf_t; -typedef int gdb_ps_size_t; -#else -typedef struct ps_prochandle *gdb_ps_prochandle_t; -typedef void *gdb_ps_read_buf_t; -typedef const void *gdb_ps_write_buf_t; -typedef size_t gdb_ps_size_t; -#endif - - -/* Building process ids. */ - -#define BUILD_LWP(lwp, pid) ptid_build (pid, lwp, 0) - - -/* Helper functions. */ - -/* Transfer LEN bytes of memory between BUF and address ADDR in the - process specified by PH. If WRITE, transfer them to the process, - else transfer them from the process. Returns PS_OK for success, - PS_ERR on failure. - - This is a helper function for ps_pdread, ps_pdwrite, ps_ptread and - ps_ptwrite. */ - -static ps_err_e -ps_xfer_memory (const struct ps_prochandle *ph, paddr_t addr, - char *buf, size_t len, int write) -{ - struct cleanup *old_chain = save_inferior_ptid (); - int ret; - - inferior_ptid = pid_to_ptid (ph->pid); - - if (write) - ret = target_write_memory (addr, buf, len); - else - ret = target_read_memory (addr, buf, len); - - do_cleanups (old_chain); - - return (ret == 0 ? PS_OK : PS_ERR); -} - - -/* Stop the target process PH. */ - -ps_err_e -ps_pstop (gdb_ps_prochandle_t ph) -{ - /* The process is always stopped when under control of GDB. */ - return PS_OK; -} - -/* Resume the target process PH. */ - -ps_err_e -ps_pcontinue (gdb_ps_prochandle_t ph) -{ - /* Pretend we did successfully continue the process. GDB will take - care of it later on. */ - return PS_OK; -} - -/* Stop the lightweight process LWPID within the target process PH. */ - -ps_err_e -ps_lstop (gdb_ps_prochandle_t ph, lwpid_t lwpid) -{ - /* All lightweight processes are stopped when under control of GDB. */ - return PS_OK; -} - -/* Resume the lightweight process (LWP) LWPID within the target - process PH. */ - -ps_err_e -ps_lcontinue (gdb_ps_prochandle_t ph, lwpid_t lwpid) -{ - /* Pretend we did successfully continue LWPID. GDB will take care - of it later on. */ - return PS_OK; -} - -/* Get the size of the architecture-dependent extra state registers - for LWP LWPID within the target process PH and return it in - *XREGSIZE. */ - -ps_err_e -ps_lgetxregsize (gdb_ps_prochandle_t ph, lwpid_t lwpid, int *xregsize) -{ - /* FIXME: Not supported yet. */ - return PS_OK; -} - -/* Get the extra state registers of LWP LWPID within the target - process PH and store them in XREGSET. */ - -ps_err_e -ps_lgetxregs (gdb_ps_prochandle_t ph, lwpid_t lwpid, caddr_t xregset) -{ - /* FIXME: Not supported yet. */ - return PS_OK; -} - -/* Set the extra state registers of LWP LWPID within the target - process PH from XREGSET. */ - -ps_err_e -ps_lsetxregs (gdb_ps_prochandle_t ph, lwpid_t lwpid, caddr_t xregset) -{ - /* FIXME: Not supported yet. */ - return PS_OK; -} - -/* Log (additional) diognostic information. */ - -void -ps_plog (const char *fmt, ...) -{ - va_list args; - - va_start (args, fmt); - vfprintf_filtered (gdb_stderr, fmt, args); -} - -/* Search for the symbol named NAME within the object named OBJ within - the target process PH. If the symbol is found the address of the - symbol is stored in SYM_ADDR. */ - -ps_err_e -ps_pglobal_lookup (gdb_ps_prochandle_t ph, const char *obj, - const char *name, paddr_t *sym_addr) -{ - struct minimal_symbol *ms; - - /* FIXME: kettenis/2000-09-03: What should we do with OBJ? */ - ms = lookup_minimal_symbol (name, NULL, NULL); - if (ms == NULL) - return PS_NOSYM; - - *sym_addr = SYMBOL_VALUE_ADDRESS (ms); - return PS_OK; -} - -/* Read SIZE bytes from the target process PH at address ADDR and copy - them into BUF. */ - -ps_err_e -ps_pdread (gdb_ps_prochandle_t ph, paddr_t addr, - gdb_ps_read_buf_t buf, gdb_ps_size_t size) -{ - return ps_xfer_memory (ph, addr, buf, size, 0); -} - -/* Write SIZE bytes from BUF into the target process PH at address ADDR. */ - -ps_err_e -ps_pdwrite (gdb_ps_prochandle_t ph, paddr_t addr, - gdb_ps_write_buf_t buf, gdb_ps_size_t size) -{ - return ps_xfer_memory (ph, addr, (char *) buf, size, 1); -} - -/* Read SIZE bytes from the target process PH at address ADDR and copy - them into BUF. */ - -ps_err_e -ps_ptread (gdb_ps_prochandle_t ph, paddr_t addr, - gdb_ps_read_buf_t buf, gdb_ps_size_t size) -{ - return ps_xfer_memory (ph, addr, buf, size, 0); -} - -/* Write SIZE bytes from BUF into the target process PH at address ADDR. */ - -ps_err_e -ps_ptwrite (gdb_ps_prochandle_t ph, paddr_t addr, - gdb_ps_write_buf_t buf, gdb_ps_size_t size) -{ - return ps_xfer_memory (ph, addr, (char *) buf, size, 1); -} - -/* Get the general registers of LWP LWPID within the target process PH - and store them in GREGSET. */ - -ps_err_e -ps_lgetregs (gdb_ps_prochandle_t ph, lwpid_t lwpid, prgregset_t gregset) -{ - struct cleanup *old_chain = save_inferior_ptid (); - - inferior_ptid = BUILD_LWP (lwpid, ph->pid); - - target_fetch_registers (-1); - fill_gregset ((gdb_gregset_t *) gregset, -1); - - do_cleanups (old_chain); - return PS_OK; -} - -/* Set the general registers of LWP LWPID within the target process PH - from GREGSET. */ - -ps_err_e -ps_lsetregs (gdb_ps_prochandle_t ph, lwpid_t lwpid, const prgregset_t gregset) -{ - struct cleanup *old_chain = save_inferior_ptid (); - - inferior_ptid = BUILD_LWP (lwpid, ph->pid); - - /* FIXME: We should really make supply_gregset const-correct. */ - supply_gregset ((gdb_gregset_t *) gregset); - target_store_registers (-1); - - do_cleanups (old_chain); - return PS_OK; -} - -/* Get the floating-point registers of LWP LWPID within the target - process PH and store them in FPREGSET. */ - -ps_err_e -ps_lgetfpregs (gdb_ps_prochandle_t ph, lwpid_t lwpid, - gdb_prfpregset_t *fpregset) -{ - struct cleanup *old_chain = save_inferior_ptid (); - - inferior_ptid = BUILD_LWP (lwpid, ph->pid); - - target_fetch_registers (-1); - fill_fpregset ((gdb_fpregset_t *) fpregset, -1); - - do_cleanups (old_chain); - return PS_OK; -} - -/* Set the floating-point registers of LWP LWPID within the target - process PH from FPREGSET. */ - -ps_err_e -ps_lsetfpregs (gdb_ps_prochandle_t ph, lwpid_t lwpid, - const gdb_prfpregset_t *fpregset) -{ - struct cleanup *old_chain = save_inferior_ptid (); - - inferior_ptid = BUILD_LWP (lwpid, ph->pid); - - /* FIXME: We should really make supply_fpregset const-correct. */ - supply_fpregset ((gdb_fpregset_t *) fpregset); - target_store_registers (-1); - - do_cleanups (old_chain); - return PS_OK; -} - -/* Return overall process id of the target PH. Special for GNU/Linux - -- not used on Solaris. */ - -pid_t -ps_getpid (gdb_ps_prochandle_t ph) -{ - return ph->pid; -} - -void -_initialize_proc_service (void) -{ - /* This function solely exists to make sure this module is linked - into the final binary. */ -} |