/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License (the "License").
 * You may not use this file except in compliance with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */
/* LINTLIBRARY */
/* PROTOLIB1 */

/*
 * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */
/*
 * Copyright (c) 2013 by Delphix. All rights reserved.
 */
#include "libproc.h"

/*
 * usr/src/lib/libproc
 */

/* Pcontrol.c */
int	_libproc_debug;
struct ps_prochandle *Pcreate(const char *file, char *const *argv,
		int *perr, char *path, size_t len);
const char *Pcreate_error(int error);
void	Pcreate_callback(struct ps_prochandle *Pr);
struct ps_prochandle *Pgrab(pid_t pid, int gflag, int *perr);
const char *Pgrab_error(int error);
void	Pfree(struct ps_prochandle *Pr);
int	Pstate(struct ps_prochandle *Pr);
int	Pasfd(struct ps_prochandle *Pr);
int	Pctlfd(struct ps_prochandle *Pr);
const psinfo_t *Ppsinfo(struct ps_prochandle *Pr);
const pstatus_t *Pstatus(struct ps_prochandle *Pr);
int	Pcred(struct ps_prochandle *Pr, prcred_t *pcrp, int ngroups);
int	Ppriv(struct ps_prochandle *Pr, prpriv_t **pprivp);
void	Psync(struct ps_prochandle *Pr);
int	Pcreate_agent(struct ps_prochandle *Pr);
void	Pdestroy_agent(struct ps_prochandle *Pr);
int	Preopen(struct ps_prochandle *Pr);
void	Prelease(struct ps_prochandle *Pr, int flags);
int	Pstopstatus(struct ps_prochandle *Pr, long cmd, uint_t msec);
int	Pwait(struct ps_prochandle *Pr, uint_t msec);
int	Pstop(struct ps_prochandle *Pr, uint_t msec);
int	Pdstop(struct ps_prochandle *Pr);
int	Pgetareg(struct ps_prochandle *Pr, int regno, prgreg_t *preg);
int	Pputareg(struct ps_prochandle *Pr, int regno, prgreg_t reg);
int	Psetrun(struct ps_prochandle *Pr, int sig, int flags);
ssize_t	Pread(struct ps_prochandle *Pr,
		void *buf, size_t nbyte, uintptr_t address);
ssize_t	Pread_string(struct ps_prochandle *Pr,
		char *buf, size_t nbyte, uintptr_t address);
ssize_t	Pwrite(struct ps_prochandle *Pr,
		const void *buf, size_t nbyte, uintptr_t address);
int	Pclearsig(struct ps_prochandle *Pr);
int	Pclearfault(struct ps_prochandle *Pr);
int	Psetbkpt(struct ps_prochandle *Pr, uintptr_t address, ulong_t *saved);
int	Pdelbkpt(struct ps_prochandle *Pr, uintptr_t address, ulong_t saved);
int	Pxecbkpt(struct ps_prochandle *Pr, ulong_t saved);
int	Psetwapt(struct ps_prochandle *Pr, const prwatch_t *wp);
int	Pdelwapt(struct ps_prochandle *Pr, const prwatch_t *wp);
int	Pxecwapt(struct ps_prochandle *Pr, const prwatch_t *wp);
int	Psetflags(struct ps_prochandle *Pr, long flags);
int	Punsetflags(struct ps_prochandle *Pr, long flags);
int	Psignal(struct ps_prochandle *Pr, int which, int stop);
void	Psetsignal(struct ps_prochandle *Pr, const sigset_t *set);
int	Pfault(struct ps_prochandle *Pr, int which, int stop);
void	Psetfault(struct ps_prochandle *Pr, const fltset_t *set);
int	Psysentry(struct ps_prochandle *Pr, int which, int stop);
void	Psetsysentry(struct ps_prochandle *Pr, const sysset_t *set);
int	Psysexit(struct ps_prochandle *Pr, int which, int stop);
void	Psetsysexit(struct ps_prochandle *Pr, const sysset_t *set);
int	Plwp_iter(struct ps_prochandle *Pr, proc_lwp_f *func, void *cd);
int	Psyscall(struct ps_prochandle *Pr, sysret_t *,
		int sysindex, uint_t nargs, argdes_t *argp);

struct ps_lwphandle *Lgrab(struct ps_prochandle *P, lwpid_t lwpid, int *perr);
const char *Lgrab_error(int error);
struct ps_prochandle *Lprochandle(struct ps_lwphandle *Lwp);
void	Lfree(struct ps_lwphandle *Lwp);
int	Lctlfd(struct ps_lwphandle *Lwp);
int	Lwait(struct ps_lwphandle *Lwp, uint_t msec);
int	Lstop(struct ps_lwphandle *Lwp, uint_t msec);
int	Ldstop(struct ps_lwphandle *Lwp);
int	Lstate(struct ps_lwphandle *Lwp);
const lwpsinfo_t *Lpsinfo(struct ps_lwphandle *Lwp);
const lwpstatus_t *Lstatus(struct ps_lwphandle *Lwp);
int	Lgetareg(struct ps_lwphandle *Lwp, int regno, prgreg_t *preg);
int	Lputareg(struct ps_lwphandle *Lwp, int regno, prgreg_t reg);
int	Lsetrun(struct ps_lwphandle *Lwp, int sig, int flags);
int	Lclearsig(struct ps_lwphandle *Lwp);
int	Lclearfault(struct ps_lwphandle *Lwp);
int	Lxecbkpt(struct ps_lwphandle *Lwp, ulong_t saved);
int	Lxecwapt(struct ps_lwphandle *Lwp, const prwatch_t *wp);
void	Lsync(struct ps_lwphandle *Lwp);

/* Plwpregs.c */
int Plwp_getregs(struct ps_prochandle *Pr, lwpid_t i, prgregset_t gr);
int Plwp_setregs(struct ps_prochandle *Pr, lwpid_t i, const prgregset_t gr);
int Plwp_getfpregs(struct ps_prochandle *Pr, lwpid_t i, prfpregset_t *fp);
int Plwp_setfpregs(struct ps_prochandle *Pr, lwpid_t i, const prfpregset_t *fp);
#if defined(sparc) || defined(__sparc)
int Plwp_getxregs(struct ps_prochandle *Pr, lwpid_t i, prxregset_t *xr);
int Plwp_setxregs(struct ps_prochandle *Pr, lwpid_t i, const prxregset_t *xr);
#if defined(__sparcv9)
int Plwp_getasrs(struct ps_prochandle *Pr, lwpid_t i, asrset_t asrs);
int Plwp_setasrs(struct ps_prochandle *Pr, lwpid_t i, const asrset_t asrs);
#endif  /* __sparcv9 */
#endif  /* __sparc */
int Plwp_getpsinfo(struct ps_prochandle *Pr, lwpid_t i, lwpsinfo_t *lps);

/* Pcore.c */
struct ps_prochandle *Pfgrab_core(int fd, const char *aout, int *perr);
struct ps_prochandle *Pgrab_core(const char *core, const char *aout,
	int gflag, int *perr);

/* Pisprocdir.c */
int	Pisprocdir(struct ps_prochandle *Pr, const char *dir);

/* Pservice.c */
ps_err_e ps_pdmodel(struct ps_prochandle *Pr, int *modelp);
ps_err_e ps_pread(struct ps_prochandle *Pr,
		psaddr_t addr, void *buf, size_t size);
ps_err_e ps_pwrite(struct ps_prochandle *Pr,
		psaddr_t addr, const void *buf, size_t size);
ps_err_e ps_pdread(struct ps_prochandle *Pr,
		psaddr_t addr, void *buf, size_t size);
ps_err_e ps_pdwrite(struct ps_prochandle *Pr,
		psaddr_t addr, const void *buf, size_t size);
ps_err_e ps_ptread(struct ps_prochandle *Pr,
		psaddr_t addr, void *buf, size_t size);
ps_err_e ps_ptwrite(struct ps_prochandle *Pr,
		psaddr_t addr, const void *buf, size_t size);
ps_err_e ps_pstop(struct ps_prochandle *Pr);
ps_err_e ps_pcontinue(struct ps_prochandle *Pr);
ps_err_e ps_lstop(struct ps_prochandle *Pr, lwpid_t lwpid);
ps_err_e ps_lcontinue(struct ps_prochandle *Pr, lwpid_t lwpid);
ps_err_e ps_lgetregs(struct ps_prochandle *Pr,
		lwpid_t lwpid, prgregset_t regs);
ps_err_e ps_lsetregs(struct ps_prochandle *Pr,
		lwpid_t lwpid, const prgregset_t regs);
ps_err_e ps_lgetfpregs(struct ps_prochandle *Pr,
		lwpid_t lwpid, prfpregset_t *regs);
ps_err_e ps_lsetfpregs(struct ps_prochandle *Pr,
		lwpid_t lwpid, const prfpregset_t *regs);
#if defined(sparc) || defined(__sparc)
ps_err_e ps_lgetxregsize(struct ps_prochandle *Pr,
		lwpid_t lwpid, int *xrsize);
ps_err_e ps_lgetxregs(struct ps_prochandle *Pr,
		lwpid_t lwpid, caddr_t xregs);
ps_err_e ps_lsetxregs(struct ps_prochandle *Pr,
		lwpid_t lwpid, caddr_t xregs);
#endif	/* sparc */
#if defined(__i386) || defined(__amd64)
ps_err_e ps_lgetLDT(struct ps_prochandle *Pr,
		lwpid_t lwpid, struct ssd *ldt);
#endif	/* __i386 || __amd6464 */
void	ps_plog(const char *fmt, ...);

/* Psymtab.c */
void	Pupdate_maps(struct ps_prochandle *Pr);
void	Pupdate_syms(struct ps_prochandle *Pr);
rd_agent_t *Prd_agent(struct ps_prochandle *Pr);
const prmap_t *Paddr_to_map(struct ps_prochandle *Pr, uintptr_t addr);
const prmap_t *Paddr_to_text_map(struct ps_prochandle *Pr, uintptr_t addr);
const prmap_t *Pname_to_map(struct ps_prochandle *Pr, const char *name);
const prmap_t *Plmid_to_map(struct ps_prochandle *Pr, Lmid_t lmid,
		const char *name);
int	Plookup_by_addr(struct ps_prochandle *Pr, uintptr_t addr,
		char *sym_name_buffer, size_t bufsize, GElf_Sym *symbolp);
int	Plookup_by_name(struct ps_prochandle *Pr,
		const char *object_name, const char *symbol_name,
		GElf_Sym *sym);
int	Plookup_by_lmid(struct ps_prochandle *Pr,
		Lmid_t lmid, const char *object_name, const char *symbol_name,
		GElf_Sym *sym);
const rd_loadobj_t *Paddr_to_loadobj(struct ps_prochandle *, uintptr_t);
const rd_loadobj_t *Pname_to_loadobj(struct ps_prochandle *, const char *);
const rd_loadobj_t *Plmid_to_loadobj(struct ps_prochandle *, Lmid_t,
		const char *);
int	Pmapping_iter(struct ps_prochandle *Pr, proc_map_f *func, void *cd);
int	Pmapping_iter_resolved(struct ps_prochandle *Pr, proc_map_f *func,
		void *cd);
int	Pobject_iter(struct ps_prochandle *Pr, proc_map_f *func, void *cd);
int	Pobject_iter_resolved(struct ps_prochandle *Pr, proc_map_f *func,
		void *cd);
char	*Pobjname(struct ps_prochandle *Pr, uintptr_t addr,
		char *buffer, size_t bufsize);
char	*Pobjname_resolved(struct ps_prochandle *Pr, uintptr_t addr,
		char *buffer, size_t bufsize);
int	Plmid(struct ps_prochandle *Pr, uintptr_t addr, Lmid_t *lmidp);
int	Psymbol_iter(struct ps_prochandle *Pr, const char *object_name,
		int which, int type, proc_sym_f *func, void *cd);
int	Psymbol_iter_by_lmid(struct ps_prochandle *Pr, Lmid_t lmid,
		const char *object_name, int which, int type,
		proc_sym_f *func, void *cd);
char	*Pgetenv(struct ps_prochandle *Pr, const char *name,
		char *buffer, size_t bufsize);
char	*Pplatform(struct ps_prochandle *Pr, char *s, size_t n);
int	Puname(struct ps_prochandle *Pr, struct utsname *u);
char	*Pzonename(struct ps_prochandle *Pr, char *s, size_t n);
char	*Pfindobj(struct ps_prochandle *Pr, const char *path,
		char *s, size_t n);
char	*Pexecname(struct ps_prochandle *Pr, char *buffer, size_t bufsize);
void	Preset_maps(struct ps_prochandle *Pr);

ps_err_e ps_pglobal_lookup(struct ps_prochandle *Pr,
		const char *object_name, const char *sym_name,
		psaddr_t *sym_addr);

ps_err_e ps_pglobal_sym(struct ps_prochandle *Pr,
		const char *object_name, const char *sym_name,
		ps_sym_t *symp);

long	Pgetauxval(struct ps_prochandle *Pr, int type);
const auxv_t *Pgetauxvec(struct ps_prochandle *Pr);
ps_err_e ps_pauxv(struct ps_prochandle *Pr, const auxv_t **aux);

/* Putil.c */
void	Perror_printf(struct ps_prochandle *Pr, const char *format, ...);

/* pr_door.c */
int	pr_door_info(struct ps_prochandle *Pr, int did, door_info_t *di);

/* pr_exit.c */
int	pr_exit(struct ps_prochandle *Pr, int status);
int	pr_lwp_exit(struct ps_prochandle *Pr);

/* pr_fcntl.c */
int	pr_fcntl(struct ps_prochandle *Pr, int fd, int cmd, void *argp);

/* pr_getitimer.c */
int	pr_getitimer(struct ps_prochandle *Pr,
		int which, struct itimerval *itv);
int	pr_setitimer(struct ps_prochandle *Pr,
		int which, const struct itimerval *itv, struct itimerval *oitv);

/* pr_getrctl.c */
int	pr_getrctl(struct ps_prochandle *Pr, const char *rname,
		rctlblk_t *old_blk, rctlblk_t *new_blk, int rflag);
int   pr_setrctl(struct ps_prochandle *Pr, const char *rname,
		rctlblk_t *old_blk, rctlblk_t *new_blk, int rflag);
int   pr_setprojrctl(struct ps_prochandle *Pr, const char *rname,
		rctlblk_t *new_blk, size_t size, int rflag);

/* pr_getrlimit.c */
int	pr_getrlimit(struct ps_prochandle *Pr,
		int resource, struct rlimit *rlp);
int	pr_setrlimit(struct ps_prochandle *Pr,
		int resource, const struct rlimit *rlp);
int	pr_getrlimit64(struct ps_prochandle *Pr,
		int resource, struct rlimit64 *rlp);
int	pr_setrlimit64(struct ps_prochandle *Pr,
		int resource, const struct rlimit64 *rlp);

/* pr_getsockname.c */
int	pr_getsockname(struct ps_prochandle *Pr,
		int sock, struct sockaddr *name, socklen_t *namelen);
int	pr_getpeername(struct ps_prochandle *Pr,
		int sock, struct sockaddr *name, socklen_t *namelen);

/* pr_ioctl.c */
int	pr_ioctl(struct ps_prochandle *Pr,
		int fd, int code, void *buf, size_t size);

/* pr_lseek.c */
off_t	pr_lseek(struct ps_prochandle *Pr,
		int filedes, off_t offset, int whence);
offset_t pr_llseek(struct ps_prochandle *Pr,
		int filedes, offset_t offset, int whence);

/* pr_memcntl.c */
int	pr_memcntl(struct ps_prochandle *Pr,
	caddr_t addr, size_t len, int cmd, caddr_t arg, int attr, int mask);

/* pr_mmap.c */
void	*pr_mmap(struct ps_prochandle *Pr,
		void *addr, size_t len, int prot, int flags, int fd, off_t off);
int	pr_munmap(struct ps_prochandle *Pr,
		void *addr, size_t len);
void	*pr_zmap(struct ps_prochandle *Pr,
		void *addr, size_t len, int prot, int flags);

/* pr_open.c */
int	pr_open(struct ps_prochandle *Pr,
		const char *filename, int flags, mode_t mode);
int	pr_creat(struct ps_prochandle *Pr,
		const char *filename, mode_t mode);
int	pr_close(struct ps_prochandle *Pr, int fd);
int	pr_access(struct ps_prochandle *Pr, const char *path, int amode);

/* pr_pbind.c */
int	pr_processor_bind(struct ps_prochandle *Pr, idtype_t, id_t, int, int *);

/* pr_rename.c */
int	pr_rename(struct ps_prochandle *Pr, const char *old, const char *new);
int	pr_link(struct ps_prochandle *Pr, const char *exist, const char *new);
int	pr_unlink(struct ps_prochandle *Pr, const char *);

/* pr_sigaction.c */
int	pr_sigaction(struct ps_prochandle *Pr,
		int sig, const struct sigaction *act, struct sigaction *oact);

/* pr_stat.c */
int	pr_stat(struct ps_prochandle *Pr, const char *path, struct stat *buf);
int	pr_lstat(struct ps_prochandle *Pr, const char *path, struct stat *buf);
int	pr_fstat(struct ps_prochandle *Pr, int fd, struct stat *buf);
int	pr_stat64(struct ps_prochandle *Pr, const char *path,
		struct stat64 *buf);
int	pr_lstat64(struct ps_prochandle *Pr, const char *path,
		struct stat64 *buf);
int	pr_fstat64(struct ps_prochandle *Pr, int fd, struct stat64 *buf);

/* pr_statvfs.c */
int	pr_statvfs(struct ps_prochandle *Pr, const char *path, statvfs_t *buf);
int	pr_fstatvfs(struct ps_prochandle *Pr, int fd, statvfs_t *buf);

/* pr_tasksys.c */
projid_t pr_getprojid(struct ps_prochandle *Pr);
taskid_t pr_gettaskid(struct ps_prochandle *Pr);
taskid_t pr_settaskid(struct ps_prochandle *Pr, projid_t project, int flags);

/* pr_waitid.c */
int	pr_waitid(struct ps_prochandle *Pr,
		idtype_t idtype, id_t id, siginfo_t *infop, int options);

/* proc_get_info.c */
int	proc_get_cred(pid_t pid, prcred_t *credp, int ngroups);
prpriv_t *proc_get_priv(pid_t pid);
int	proc_get_psinfo(pid_t pid, psinfo_t *psp);
int	proc_get_status(pid_t pid, pstatus_t *psp);
int	proc_get_auxv(pid_t pid, auxv_t *pauxv, int naux);

/* proc_names.c */
char	*proc_fltname(int flt, char *buf, size_t bufsz);
char	*proc_signame(int sig, char *buf, size_t bufsz);
char	*proc_sysname(int sys, char *buf, size_t bufsz);

int	proc_str2flt(const char *str, int *fltnum);
int	proc_str2sig(const char *str, int *signum);
int	proc_str2sys(const char *str, int *sysnum);

char	*proc_fltset2str(const fltset_t *set, const char *delim, int members,
		char *buf, size_t nbytes);
char	*proc_sigset2str(const sigset_t *set, const char *delim, int members,
		char *buf, size_t nbytes);
char	*proc_sysset2str(const sysset_t *set, const char *delim, int members,
		char *buf, size_t nbytes);

char	*proc_str2fltset(const char *str, const char *delim, int members,
		fltset_t *set);
char	*proc_str2sigset(const char *str, const char *delim, int members,
		sigset_t *set);
char	*proc_str2sysset(const char *str, const char *delim, int members,
		sysset_t *set);

int	proc_walk(proc_walk_f *func, void *arg, int flags);

/* proc_arg.c */
struct ps_prochandle *proc_arg_grab(const char *arg,
	int oflag, int gflag, int *perr);

pid_t	proc_arg_psinfo(const char *arg, int oflag, psinfo_t *psp, int *perr);
void	proc_unctrl_psinfo(psinfo_t *psp);

/* proc_set.c */
int	Psetcred(struct ps_prochandle *Pr, const prcred_t *pcred);

/* Pstack.c */
int	Pstack_iter(struct ps_prochandle *Pr,
		const prgregset_t regs, proc_stack_f *func, void *arg);

/* Pisadep.c */
const char *Ppltdest(struct ps_prochandle *Pr, uintptr_t addr);