apps/include/proc.h

   1 /*
   2     meinOS - A unix-like x86 microkernel operating system
   3     Copyright (C) 2008  Janosch Gräf <janosch.graef@gmx.net>
   4
   5     This program is free software: you can redistribute it and/or modify
   6     it under the terms of the GNU Lesser General Public License as published by
   7     the Free Software Foundation, either version 3 of the License, or
   8     (at your option) any later version.
   9
  10     This program is distributed in the hope that it will be useful,
  11     but WITHOUT ANY WARRANTY; without even the implied warranty of
  12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13     GNU Lesser General Public License for more details.
  14
  15     You should have received a copy of the GNU Lesser General Public License
  16     along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17 */
  18
  19 #ifndef _PROC_H_
  20 #define _PROC_H_
  21
  22 #include <sys/types.h>
  23 #include <syscall.h>
  24 #include <signal.h>
  25
  26 static __inline__ pid_t proc_create(char *name,uid_t uid,gid_t gid,pid_t parent) {
  27   return syscall_call(SYSCALL_PROC_CREATE,4,name,uid,gid,parent);
  28 }
  29
  30 static __inline__ int proc_destroy(pid_t pid) {
  31   return syscall_call(SYSCALL_PROC_DESTROY,1,pid);
  32 }
  33
  34 static __inline__ int proc_getvar(pid_t pid,int var) {
  35   return syscall_call(SYSCALL_PROC_GETVAR,1,pid);
  36 }
  37
  38 static __inline__ void proc_setvar(pid_t pid,int var) {
  39   syscall_call(SYSCALL_PROC_SETVAR,2,pid,var);
  40 }
  41
  42 static __inline__ void proc_setname(pid_t pid,const char *name) {
  43   syscall_call(SYSCALL_PROC_SETNAME,2,pid,name);
  44 }
  45
  46 static __inline__ int proc_memmap(pid_t pid,void *virt,void *phys,int writable,int swappable,int cow) {
  47   return syscall_call(SYSCALL_PROC_MEMMAP,6,pid,virt,phys,writable,swappable,cow);
  48 }
  49
  50 static __inline__ int proc_memalloc(pid_t pid,void *virt,int writable,int swappable) {
  51   return syscall_call(SYSCALL_PROC_MEMALLOC,4,pid,virt,writable,swappable);
  52 }
  53
  54 static __inline__ int proc_memunmap(pid_t pid,void *virt) {
  55   return syscall_call(SYSCALL_PROC_MEMMAP,2,pid,virt);
  56 }
  57
  58 static __inline__ int proc_memfree(pid_t pid,void *virt) {
  59   return syscall_call(SYSCALL_PROC_MEMFREE,2,pid,virt);
  60 }
  61
  62 static __inline__ void *proc_memget(pid_t pid,void *virt,int *exists,int *writable,int *swappable,int *cow) {
  63   return (void*)syscall_call(SYSCALL_PROC_MEMGET,6,pid,virt,exists,writable,swappable,cow);
  64 }
  65
  66 static __inline__ int proc_system(pid_t pid,int system) {
  67   return syscall_call(SYSCALL_PROC_SYSTEM,2,pid,system);
  68 }
  69
  70 static __inline__ int proc_jump(pid_t pid,void *dest) {
  71   return syscall_call(SYSCALL_PROC_JUMP,2,pid,dest);
  72 }
  73
  74 static __inline__ int proc_createstack(pid_t pid) {
  75   return syscall_call(SYSCALL_PROC_CREATESTACK,1,pid);
  76 }
  77
  78 static __inline__ void proc_run(pid_t pid) {
  79   kill(pid,SIGCONT);
  80 }
  81
  82 static __inline__ void proc_stop(pid_t pid) {
  83   kill(pid,SIGSTOP);
  84 }
  85
  86 static inline pid_t getpidbyname(const char *name) {
  87   return syscall_call(SYSCALL_PROC_GETPIDBYNAME,1,name);
  88 }
  89
  90 static inline uid_t getuidbypid(pid_t pid) {
  91   return syscall_call(SYSCALL_PROC_GETUID,1,pid);
  92 }
  93
  94 static inline uid_t getgidbypid(pid_t pid) {
  95   return syscall_call(SYSCALL_PROC_GETGID,1,pid);
  96 }
  97
  98 static inline pid_t getppidbypid(pid_t pid) {
  99   return syscall_call(SYSCALL_PROC_GETPARENT,1,pid);
 100 }
 101
 102 static inline gid_t getpgidbypid(pid_t pid) {
 103   return syscall_call(SYSCALL_PROC_GETGID,1,pid);
 104 }
 105
 106 char *getname(pid_t pid);
 107
 108 #endif