3946 ::gcore
Reviewed by: Adam Leventhal <ahl@delphix.com>
Reviewed by: Matthew Ahrens <mahrens@delphix.com>

*** 20,29 ****
--- 20,32 ----
   */
  /*
   * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
   * Use is subject to license terms.
   */
+ /*
+  * Copyright (c) 2013 by Delphix. All rights reserved.
+  */
  
  #include <stdlib.h>
  #include <libelf.h>
  #include <libgen.h>
  #include <string.h>
*** 32,43 ****
  #include <sys/sysmacros.h>
  
  #include "libproc.h"
  #include "Pcontrol.h"
  
  static ssize_t
! Pread_idle(struct ps_prochandle *P, void *buf, size_t n, uintptr_t addr)
  {
          size_t resid = n;
  
          while (resid > 0) {
                  map_info_t *mp;
--- 35,48 ----
  #include <sys/sysmacros.h>
  
  #include "libproc.h"
  #include "Pcontrol.h"
  
+ /*ARGSUSED*/
  static ssize_t
! Pread_idle(struct ps_prochandle *P, void *buf, size_t n, uintptr_t addr,
!     void *data)
  {
          size_t resid = n;
  
          while (resid > 0) {
                  map_info_t *mp;
*** 63,81 ****
          return (n - resid);
  }
  
  /*ARGSUSED*/
  static ssize_t
! Pwrite_idle(struct ps_prochandle *P, const void *buf, size_t n, uintptr_t addr)
  {
          errno = EIO;
          return (-1);
  }
  
! static const ps_rwops_t P_idle_ops = {
!         Pread_idle,
!         Pwrite_idle
  };
  
  static int
  idle_add_mapping(struct ps_prochandle *P, GElf_Phdr *php, file_info_t *fp)
  {
--- 68,126 ----
          return (n - resid);
  }
  
  /*ARGSUSED*/
  static ssize_t
! Pwrite_idle(struct ps_prochandle *P, const void *buf, size_t n, uintptr_t addr,
!     void *data)
  {
          errno = EIO;
          return (-1);
  }
  
! /*ARGSUSED*/
! static int
! Ppriv_idle(struct ps_prochandle *P, prpriv_t **pprv, void *data)
! {
!         prpriv_t *pp;
! 
!         pp = proc_get_priv(P->pid);
!         if (pp == NULL) {
!                 return (-1);
!         }
! 
!         *pprv = pp;
!         return (0);
! }
! 
! /* Default operations for the idl ops vector. */
! static void *
! Pidle_voidp()
! {
!         errno = ENODATA;
!         return (NULL);
! }
! 
! static int
! Pidle_int()
! {
!         errno = ENODATA;
!         return (-1);
! }
! 
! static const ps_ops_t P_idle_ops = {
!         .pop_pread      = Pread_idle,
!         .pop_pwrite     = Pwrite_idle,
!         .pop_cred       = (pop_cred_t)Pidle_int,
!         .pop_priv       = Ppriv_idle,
!         .pop_psinfo     = (pop_psinfo_t)Pidle_voidp,
!         .pop_platform   = (pop_platform_t)Pidle_voidp,
!         .pop_uname      = (pop_uname_t)Pidle_int,
!         .pop_zonename   = (pop_zonename_t)Pidle_voidp,
! #if defined(__i386) || defined(__amd64)
!         .pop_ldt        = (pop_ldt_t)Pidle_int
! #endif
  };
  
  static int
  idle_add_mapping(struct ps_prochandle *P, GElf_Phdr *php, file_info_t *fp)
  {
*** 141,151 ****
          P->ctlfd = -1;
          P->statfd = -1;
          P->agentctlfd = -1;
          P->agentstatfd = -1;
          P->info_valid = -1;
!         P->ops = &P_idle_ops;
          Pinitsym(P);
  
          if ((elf = elf_begin(fd, ELF_C_READ, NULL)) == NULL) {
                  *perr = G_ELF;
                  return (NULL);
--- 186,196 ----
          P->ctlfd = -1;
          P->statfd = -1;
          P->agentctlfd = -1;
          P->agentstatfd = -1;
          P->info_valid = -1;
!         Pinit_ops(&P->ops, &P_idle_ops);
          Pinitsym(P);
  
          if ((elf = elf_begin(fd, ELF_C_READ, NULL)) == NULL) {
                  *perr = G_ELF;
                  return (NULL);