Sweden-Number/server/process.h

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/*
* Wine server processes
*
* Copyright (C) 1999 Alexandre Julliard
*
* This 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.
*
* This 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 this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA
*/
#ifndef __WINE_SERVER_PROCESS_H
#define __WINE_SERVER_PROCESS_H
#include "object.h"
struct msg_queue;
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struct atom_table;
struct handle_table;
struct startup_info;
/* process startup state */
enum startup_state { STARTUP_IN_PROGRESS, STARTUP_DONE, STARTUP_ABORTED };
/* process structures */
struct process_dll
{
struct list entry; /* entry in per-process dll list */
struct file *file; /* dll file */
void *base; /* dll base address (in process addr space) */
size_t size; /* dll size */
void *name; /* ptr to ptr to name (in process addr space) */
int dbg_offset; /* debug info offset */
int dbg_size; /* debug info size */
data_size_t namelen; /* length of dll file name */
WCHAR *filename; /* dll file name */
};
struct process
{
struct object obj; /* object header */
struct list entry; /* entry in system-wide process list */
struct process *parent; /* parent process */
struct list thread_list; /* thread list */
struct thread *debugger; /* thread debugging this process */
struct handle_table *handles; /* handle entries */
struct fd *msg_fd; /* fd for sendmsg/recvmsg */
process_id_t id; /* id of the process */
process_id_t group_id; /* group id of the process */
struct timeout_user *sigkill_timeout; /* timeout for final SIGKILL */
int unix_pid; /* Unix pid for final SIGKILL */
int exit_code; /* process exit code */
int running_threads; /* number of threads running in this process */
timeout_t start_time; /* absolute time at process start */
timeout_t end_time; /* absolute time at process end */
int priority; /* priority class */
int affinity; /* process affinity mask */
int suspend; /* global process suspend count */
unsigned int create_flags; /* process creation flags */
struct list locks; /* list of file locks owned by the process */
struct list classes; /* window classes owned by the process */
struct console_input*console; /* console input */
enum startup_state startup_state; /* startup state */
struct startup_info *startup_info; /* startup info while init is in progress */
struct event *idle_event; /* event for input idle */
struct msg_queue *queue; /* main message queue */
obj_handle_t winstation; /* main handle to process window station */
obj_handle_t desktop; /* handle to desktop to use for new threads */
struct token *token; /* security token associated with this process */
struct list dlls; /* list of loaded dlls */
void *peb; /* PEB address in client address space */
void *ldt_copy; /* pointer to LDT copy in client addr space */
unsigned int trace_data; /* opaque data used by the process tracing mechanism */
};
struct process_snapshot
{
struct process *process; /* process ptr */
int count; /* process refcount */
int threads; /* number of threads */
int priority; /* priority class */
int handles; /* number of handles */
};
struct module_snapshot
{
void *base; /* module base addr */
size_t size; /* module size */
data_size_t namelen; /* length of file name */
WCHAR *filename; /* module file name */
};
/* process functions */
extern unsigned int alloc_ptid( void *ptr );
extern void free_ptid( unsigned int id );
extern void *get_ptid_entry( unsigned int id );
extern struct thread *create_process( int fd, struct thread *parent_thread, int inherit_all );
extern data_size_t init_process( struct thread *thread );
extern struct thread *get_process_first_thread( struct process *process );
extern struct process *get_process_from_id( process_id_t id );
extern struct process *get_process_from_handle( obj_handle_t handle, unsigned int access );
extern int process_set_debugger( struct process *process, struct thread *thread );
extern int debugger_detach( struct process* process, struct thread* debugger );
extern int set_process_debug_flag( struct process *process, int flag );
extern void add_process_thread( struct process *process,
struct thread *thread );
extern void remove_process_thread( struct process *process,
struct thread *thread );
extern void suspend_process( struct process *process );
extern void resume_process( struct process *process );
extern void kill_all_processes( struct process *skip, int exit_code );
extern void kill_process( struct process *process, int violent_death );
extern void kill_console_processes( struct thread *renderer, int exit_code );
extern void kill_debugged_processes( struct thread *debugger, int exit_code );
extern void break_process( struct process *process );
extern void detach_debugged_processes( struct thread *debugger );
extern struct process_snapshot *process_snap( int *count );
extern struct module_snapshot *module_snap( struct process *process, int *count );
extern void enum_processes( int (*cb)(struct process*, void*), void *user);
/* process tracing mechanism to use */
#ifdef __APPLE__
#define USE_MACH
#elif defined(__sun)
#define USE_PROCFS
#else
#define USE_PTRACE
#endif
extern void init_tracing_mechanism(void);
extern void init_process_tracing( struct process *process );
extern void finish_process_tracing( struct process *process );
extern int read_process_memory( struct process *process, const void *ptr, data_size_t size, char *dest );
extern int write_process_memory( struct process *process, void *ptr, data_size_t size, const char *src );
static inline process_id_t get_process_id( struct process *process ) { return process->id; }
static inline int is_process_init_done( struct process *process )
{
return process->startup_state == STARTUP_DONE;
}
static inline struct process_dll *get_process_exe_module( struct process *process )
{
struct list *ptr = list_head( &process->dlls );
return ptr ? LIST_ENTRY( ptr, struct process_dll, entry ) : NULL;
}
#endif /* __WINE_SERVER_PROCESS_H */