SysV.xs revision 7c478bd95313f5f23a4c958a745db2134aa03244
#include "EXTERN.h"
#include "perl.h"
#include "XSUB.h"
#include <sys/types.h>
#ifdef __linux__
# include <asm/page.h>
#endif
#if defined(HAS_MSG) || defined(HAS_SEM) || defined(HAS_SHM)
#ifndef HAS_SEM
# include <sys/ipc.h>
#endif
# ifdef HAS_MSG
# include <sys/msg.h>
# endif
# ifdef HAS_SHM
# if defined(PERL_SCO) || defined(PERL_ISC)
# include <sys/sysmacros.h> /* SHMLBA */
# endif
# include <sys/shm.h>
# ifndef HAS_SHMAT_PROTOTYPE
extern Shmat_t shmat (int, char *, int);
# endif
# if defined(__sparc__) && (defined(__NetBSD__) || defined(__OpenBSD__))
# undef SHMLBA /* not static: determined at boot time */
# define SHMLBA getpagesize()
# endif
# endif
#endif
/* Required to get 'struct pte' for SHMLBA on ULTRIX. */
#if defined(__ultrix) || defined(__ultrix__) || defined(ultrix)
#include <machine/pte.h>
#endif
/* Required in BSDI to get PAGE_SIZE definition for SHMLBA.
* Ugly. More beautiful solutions welcome.
* Shouting at BSDI sounds quite beautiful. */
#ifdef __bsdi__
# include <vm/vm_param.h> /* move upwards under HAS_SHM? */
#endif
#ifndef S_IRWXU
# ifdef S_IRUSR
# define S_IRWXU (S_IRUSR|S_IWUSR|S_IWUSR)
# define S_IRWXG (S_IRGRP|S_IWGRP|S_IWGRP)
# define S_IRWXO (S_IROTH|S_IWOTH|S_IWOTH)
# else
# define S_IRWXU 0700
# define S_IRWXG 0070
# define S_IRWXO 0007
# endif
#endif
MODULE=IPC::SysV PACKAGE=IPC::Msg::stat
PROTOTYPES: ENABLE
void
pack(obj)
SV * obj
PPCODE:
{
#ifdef HAS_MSG
SV *sv;
struct msqid_ds ds;
AV *list = (AV*)SvRV(obj);
sv = *av_fetch(list,0,TRUE); ds.msg_perm.uid = SvIV(sv);
sv = *av_fetch(list,1,TRUE); ds.msg_perm.gid = SvIV(sv);
sv = *av_fetch(list,4,TRUE); ds.msg_perm.mode = SvIV(sv);
sv = *av_fetch(list,6,TRUE); ds.msg_qbytes = SvIV(sv);
ST(0) = sv_2mortal(newSVpvn((char *)&ds,sizeof(ds)));
XSRETURN(1);
#else
croak("System V msgxxx is not implemented on this machine");
#endif
}
void
unpack(obj,buf)
SV * obj
SV * buf
PPCODE:
{
#ifdef HAS_MSG
STRLEN len;
SV **sv_ptr;
struct msqid_ds *ds = (struct msqid_ds *)SvPV(buf,len);
AV *list = (AV*)SvRV(obj);
if (len != sizeof(*ds)) {
croak("Bad arg length for %s, length is %d, should be %d",
"IPC::Msg::stat",
len, sizeof(*ds));
}
sv_ptr = av_fetch(list,0,TRUE);
sv_setiv(*sv_ptr, ds->msg_perm.uid);
sv_ptr = av_fetch(list,1,TRUE);
sv_setiv(*sv_ptr, ds->msg_perm.gid);
sv_ptr = av_fetch(list,2,TRUE);
sv_setiv(*sv_ptr, ds->msg_perm.cuid);
sv_ptr = av_fetch(list,3,TRUE);
sv_setiv(*sv_ptr, ds->msg_perm.cgid);
sv_ptr = av_fetch(list,4,TRUE);
sv_setiv(*sv_ptr, ds->msg_perm.mode);
sv_ptr = av_fetch(list,5,TRUE);
sv_setiv(*sv_ptr, ds->msg_qnum);
sv_ptr = av_fetch(list,6,TRUE);
sv_setiv(*sv_ptr, ds->msg_qbytes);
sv_ptr = av_fetch(list,7,TRUE);
sv_setiv(*sv_ptr, ds->msg_lspid);
sv_ptr = av_fetch(list,8,TRUE);
sv_setiv(*sv_ptr, ds->msg_lrpid);
sv_ptr = av_fetch(list,9,TRUE);
sv_setiv(*sv_ptr, ds->msg_stime);
sv_ptr = av_fetch(list,10,TRUE);
sv_setiv(*sv_ptr, ds->msg_rtime);
sv_ptr = av_fetch(list,11,TRUE);
sv_setiv(*sv_ptr, ds->msg_ctime);
XSRETURN(1);
#else
croak("System V msgxxx is not implemented on this machine");
#endif
}
MODULE=IPC::SysV PACKAGE=IPC::Semaphore::stat
void
unpack(obj,ds)
SV * obj
SV * ds
PPCODE:
{
#ifdef HAS_SEM
STRLEN len;
AV *list = (AV*)SvRV(obj);
struct semid_ds *data = (struct semid_ds *)SvPV(ds,len);
if(!sv_isa(obj, "IPC::Semaphore::stat"))
croak("method %s not called a %s object",
"unpack","IPC::Semaphore::stat");
if (len != sizeof(*data)) {
croak("Bad arg length for %s, length is %d, should be %d",
"IPC::Semaphore::stat",
len, sizeof(*data));
}
sv_setiv(*av_fetch(list,0,TRUE), data[0].sem_perm.uid);
sv_setiv(*av_fetch(list,1,TRUE), data[0].sem_perm.gid);
sv_setiv(*av_fetch(list,2,TRUE), data[0].sem_perm.cuid);
sv_setiv(*av_fetch(list,3,TRUE), data[0].sem_perm.cgid);
sv_setiv(*av_fetch(list,4,TRUE), data[0].sem_perm.mode);
sv_setiv(*av_fetch(list,5,TRUE), data[0].sem_ctime);
sv_setiv(*av_fetch(list,6,TRUE), data[0].sem_otime);
sv_setiv(*av_fetch(list,7,TRUE), data[0].sem_nsems);
XSRETURN(1);
#else
croak("System V semxxx is not implemented on this machine");
#endif
}
void
pack(obj)
SV * obj
PPCODE:
{
#ifdef HAS_SEM
SV **sv_ptr;
SV *sv;
struct semid_ds ds;
AV *list = (AV*)SvRV(obj);
if(!sv_isa(obj, "IPC::Semaphore::stat"))
croak("method %s not called a %s object",
"pack","IPC::Semaphore::stat");
if((sv_ptr = av_fetch(list,0,TRUE)) && (sv = *sv_ptr))
ds.sem_perm.uid = SvIV(*sv_ptr);
if((sv_ptr = av_fetch(list,1,TRUE)) && (sv = *sv_ptr))
ds.sem_perm.gid = SvIV(*sv_ptr);
if((sv_ptr = av_fetch(list,2,TRUE)) && (sv = *sv_ptr))
ds.sem_perm.cuid = SvIV(*sv_ptr);
if((sv_ptr = av_fetch(list,3,TRUE)) && (sv = *sv_ptr))
ds.sem_perm.cgid = SvIV(*sv_ptr);
if((sv_ptr = av_fetch(list,4,TRUE)) && (sv = *sv_ptr))
ds.sem_perm.mode = SvIV(*sv_ptr);
if((sv_ptr = av_fetch(list,5,TRUE)) && (sv = *sv_ptr))
ds.sem_ctime = SvIV(*sv_ptr);
if((sv_ptr = av_fetch(list,6,TRUE)) && (sv = *sv_ptr))
ds.sem_otime = SvIV(*sv_ptr);
if((sv_ptr = av_fetch(list,7,TRUE)) && (sv = *sv_ptr))
ds.sem_nsems = SvIV(*sv_ptr);
ST(0) = sv_2mortal(newSVpvn((char *)&ds,sizeof(ds)));
XSRETURN(1);
#else
croak("System V semxxx is not implemented on this machine");
#endif
}
MODULE=IPC::SysV PACKAGE=IPC::SysV
void
ftok(path, id)
char * path
int id
CODE:
#if defined(HAS_SEM) || defined(HAS_SHM)
key_t k = ftok(path, id);
ST(0) = k == (key_t) -1 ? &PL_sv_undef : sv_2mortal(newSViv(k));
#else
DIE(aTHX_ PL_no_func, "ftok");
#endif
void
SHMLBA()
CODE:
#ifdef SHMLBA
ST(0) = sv_2mortal(newSViv(SHMLBA));
#else
croak("SHMLBA is not defined on this architecture");
#endif
BOOT:
{
HV *stash = gv_stashpvn("IPC::SysV", 9, TRUE);
/*
* constant subs for IPC::SysV
*/
struct { char *n; I32 v; } IPC__SysV__const[] = {
#ifdef GETVAL
{"GETVAL", GETVAL},
#endif
#ifdef GETPID
{"GETPID", GETPID},
#endif
#ifdef GETNCNT
{"GETNCNT", GETNCNT},
#endif
#ifdef GETZCNT
{"GETZCNT", GETZCNT},
#endif
#ifdef GETALL
{"GETALL", GETALL},
#endif
#ifdef IPC_ALLOC
{"IPC_ALLOC", IPC_ALLOC},
#endif
#ifdef IPC_CREAT
{"IPC_CREAT", IPC_CREAT},
#endif
#ifdef IPC_EXCL
{"IPC_EXCL", IPC_EXCL},
#endif
#ifdef IPC_GETACL
{"IPC_GETACL", IPC_EXCL},
#endif
#ifdef IPC_LOCKED
{"IPC_LOCKED", IPC_LOCKED},
#endif
#ifdef IPC_M
{"IPC_M", IPC_M},
#endif
#ifdef IPC_NOERROR
{"IPC_NOERROR", IPC_NOERROR},
#endif
#ifdef IPC_NOWAIT
{"IPC_NOWAIT", IPC_NOWAIT},
#endif
#ifdef IPC_PRIVATE
{"IPC_PRIVATE", IPC_PRIVATE},
#endif
#ifdef IPC_R
{"IPC_R", IPC_R},
#endif
#ifdef IPC_RMID
{"IPC_RMID", IPC_RMID},
#endif
#ifdef IPC_SET
{"IPC_SET", IPC_SET},
#endif
#ifdef IPC_SETACL
{"IPC_SETACL", IPC_SETACL},
#endif
#ifdef IPC_SETLABEL
{"IPC_SETLABEL", IPC_SETLABEL},
#endif
#ifdef IPC_STAT
{"IPC_STAT", IPC_STAT},
#endif
#ifdef IPC_W
{"IPC_W", IPC_W},
#endif
#ifdef IPC_WANTED
{"IPC_WANTED", IPC_WANTED},
#endif
#ifdef MSG_NOERROR
{"MSG_NOERROR", MSG_NOERROR},
#endif
#ifdef MSG_FWAIT
{"MSG_FWAIT", MSG_FWAIT},
#endif
#ifdef MSG_LOCKED
{"MSG_LOCKED", MSG_LOCKED},
#endif
#ifdef MSG_MWAIT
{"MSG_MWAIT", MSG_MWAIT},
#endif
#ifdef MSG_WAIT
{"MSG_WAIT", MSG_WAIT},
#endif
#ifdef MSG_R
{"MSG_R", MSG_R},
#endif
#ifdef MSG_RWAIT
{"MSG_RWAIT", MSG_RWAIT},
#endif
#ifdef MSG_STAT
{"MSG_STAT", MSG_STAT},
#endif
#ifdef MSG_W
{"MSG_W", MSG_W},
#endif
#ifdef MSG_WWAIT
{"MSG_WWAIT", MSG_WWAIT},
#endif
#ifdef SEM_A
{"SEM_A", SEM_A},
#endif
#ifdef SEM_ALLOC
{"SEM_ALLOC", SEM_ALLOC},
#endif
#ifdef SEM_DEST
{"SEM_DEST", SEM_DEST},
#endif
#ifdef SEM_ERR
{"SEM_ERR", SEM_ERR},
#endif
#ifdef SEM_R
{"SEM_R", SEM_R},
#endif
#ifdef SEM_ORDER
{"SEM_ORDER", SEM_ORDER},
#endif
#ifdef SEM_UNDO
{"SEM_UNDO", SEM_UNDO},
#endif
#ifdef SETVAL
{"SETVAL", SETVAL},
#endif
#ifdef SETALL
{"SETALL", SETALL},
#endif
#ifdef SHM_CLEAR
{"SHM_CLEAR", SHM_CLEAR},
#endif
#ifdef SHM_COPY
{"SHM_COPY", SHM_COPY},
#endif
#ifdef SHM_DCACHE
{"SHM_DCACHE", SHM_DCACHE},
#endif
#ifdef SHM_DEST
{"SHM_DEST", SHM_DEST},
#endif
#ifdef SHM_ECACHE
{"SHM_ECACHE", SHM_ECACHE},
#endif
#ifdef SHM_FMAP
{"SHM_FMAP", SHM_FMAP},
#endif
#ifdef SHM_ICACHE
{"SHM_ICACHE", SHM_ICACHE},
#endif
#ifdef SHM_INIT
{"SHM_INIT", SHM_INIT},
#endif
#ifdef SHM_LOCK
{"SHM_LOCK", SHM_LOCK},
#endif
#ifdef SHM_LOCKED
{"SHM_LOCKED", SHM_LOCKED},
#endif
#ifdef SHM_MAP
{"SHM_MAP", SHM_MAP},
#endif
#ifdef SHM_NOSWAP
{"SHM_NOSWAP", SHM_NOSWAP},
#endif
#ifdef SHM_RDONLY
{"SHM_RDONLY", SHM_RDONLY},
#endif
#ifdef SHM_REMOVED
{"SHM_REMOVED", SHM_REMOVED},
#endif
#ifdef SHM_RND
{"SHM_RND", SHM_RND},
#endif
#ifdef SHM_SHARE_MMU
{"SHM_SHARE_MMU", SHM_SHARE_MMU},
#endif
#ifdef SHM_SHATTR
{"SHM_SHATTR", SHM_SHATTR},
#endif
#ifdef SHM_SIZE
{"SHM_SIZE", SHM_SIZE},
#endif
#ifdef SHM_UNLOCK
{"SHM_UNLOCK", SHM_UNLOCK},
#endif
#ifdef SHM_W
{"SHM_W", SHM_W},
#endif
#ifdef S_IRUSR
{"S_IRUSR", S_IRUSR},
#endif
#ifdef S_IWUSR
{"S_IWUSR", S_IWUSR},
#endif
#ifdef S_IRWXU
{"S_IRWXU", S_IRWXU},
#endif
#ifdef S_IRGRP
{"S_IRGRP", S_IRGRP},
#endif
#ifdef S_IWGRP
{"S_IWGRP", S_IWGRP},
#endif
#ifdef S_IRWXG
{"S_IRWXG", S_IRWXG},
#endif
#ifdef S_IROTH
{"S_IROTH", S_IROTH},
#endif
#ifdef S_IWOTH
{"S_IWOTH", S_IWOTH},
#endif
#ifdef S_IRWXO
{"S_IRWXO", S_IRWXO},
#endif
{Nullch,0}};
char *name;
int i;
for(i = 0 ; (name = IPC__SysV__const[i].n) ; i++) {
newCONSTSUB(stash,name, newSViv(IPC__SysV__const[i].v));
}
}