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SulinOS
scom
Commits
2206b632
Kaydet (Commit)
2206b632
authored
Tem 15, 2005
tarafından
Gürer Özen
Dosyalara gözat
Seçenekler
Dosyalara Gözat
İndir
Eposta Yamaları
Sade Fark
ipc düzenleme/temizleme.
üst
cb8a8f1d
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Showing
10 changed files
with
198 additions
and
108 deletions
+198
-108
README
comard/README
+3
-1
data.h
comard/include/data.h
+2
-2
job.h
comard/include/job.h
+3
-2
process.h
comard/include/process.h
+1
-1
rpc.h
comard/include/rpc.h
+1
-6
data.c
comard/src/data.c
+75
-5
job.c
comard/src/job.c
+48
-55
main.c
comard/src/main.c
+4
-9
process.c
comard/src/process.c
+8
-4
rpc_unix.c
comard/src/rpc_unix.c
+53
-23
No files found.
comard/README
Dosyayı görüntüle @
2206b632
...
@@ -4,13 +4,15 @@ COMARd
...
@@ -4,13 +4,15 @@ COMARd
Modüller:
Modüller:
---------
---------
* main.c Ana süreç
* model.c Sistem modelini yükleme/indeksleme
* model.c Sistem modelini yükleme/indeksleme
* data.c Veritabanı (acl, script, apps, model, config)
* data.c Veritabanı (acl, script, apps, model, config)
* csl.c CSL - Python VM yardımcıları
* job.c İş yapan süreçler (Register, Execute, Remove script)
* job.c İş yapan süreçler (Register, Execute, Remove script)
* process.c Süreç yönetimi ve süreçler arası iletişim
* process.c Süreç yönetimi ve süreçler arası iletişim
* cfg.c Komut satırı parametreleri
* cfg.c Komut satırı parametreleri
* rpc_unix.c Unix soket üzerinden comar çağrısı modülü
* rpc_unix.c Unix soket üzerinden comar çağrısı modülü
*
main.c Ana süreç
*
iksemel.c Model dosyasını okumak için dahili minimal XML parser
Kod stili:
Kod stili:
----------
----------
...
...
comard/include/data.h
Dosyayı görüntüle @
2206b632
...
@@ -24,8 +24,8 @@ int db_get_data(const char *key, char **bufferp, size_t *sizep);
...
@@ -24,8 +24,8 @@ int db_get_data(const char *key, char **bufferp, size_t *sizep);
int
db_put_data
(
const
char
*
key
,
const
char
*
buffer
,
size_t
size
);
int
db_put_data
(
const
char
*
key
,
const
char
*
buffer
,
size_t
size
);
void
db_close_storage
(
void
);
void
db_close_storage
(
void
);
int
db_get_acl
(
int
node_no
,
c
onst
char
*
method
,
c
har
**
bufferp
,
size_t
*
sizep
);
int
db_get_acl
(
int
node_no
,
char
**
bufferp
,
size_t
*
sizep
);
int
db_put_acl
(
int
node_no
,
const
char
*
method
,
const
char
*
buffer
,
size_t
size
);
int
db_put_acl
(
int
node_no
,
const
char
*
buffer
,
size_t
size
);
#endif
/* DB_H */
#endif
/* DB_H */
comard/include/job.h
Dosyayı görüntüle @
2206b632
...
@@ -10,8 +10,9 @@
...
@@ -10,8 +10,9 @@
#ifndef JOB_H
#ifndef JOB_H
#define JOB_H 1
#define JOB_H 1
int
job_start_register
(
int
node_no
,
const
char
*
app
,
const
char
*
csl_file
);
#include "rpc.h"
int
job_start_execute
(
int
node_no
,
const
char
*
app
);
int
job_start
(
int
cmd
,
struct
ipc_data
*
ipc_msg
,
size_t
ipc_size
);
#endif
/* JOB_H */
#endif
/* JOB_H */
comard/include/process.h
Dosyayı görüntüle @
2206b632
...
@@ -35,7 +35,7 @@ void proc_init(void);
...
@@ -35,7 +35,7 @@ void proc_init(void);
struct
ProcChild
*
proc_fork
(
void
(
*
child_func
)(
void
));
struct
ProcChild
*
proc_fork
(
void
(
*
child_func
)(
void
));
int
proc_listen
(
struct
ProcChild
**
senderp
,
int
*
cmdp
,
size_t
*
sizep
,
int
timeout
);
int
proc_listen
(
struct
ProcChild
**
senderp
,
int
*
cmdp
,
size_t
*
sizep
,
int
timeout
);
int
proc_send
(
struct
ProcChild
*
p
,
int
cmd
,
const
void
*
data
,
size_t
data_size
);
int
proc_send
(
struct
ProcChild
*
p
,
int
cmd
,
const
void
*
data
,
size_t
data_size
);
int
proc_recv
(
struct
ProcChild
*
p
,
void
*
*
datap
,
size_t
size
);
int
proc_recv
(
struct
ProcChild
*
p
,
void
*
datap
,
size_t
size
);
int
proc_recv_to
(
struct
ProcChild
*
p
,
void
*
data
,
size_t
size
);
int
proc_recv_to
(
struct
ProcChild
*
p
,
void
*
data
,
size_t
size
);
...
...
comard/include/rpc.h
Dosyayı görüntüle @
2206b632
...
@@ -20,17 +20,12 @@ enum {
...
@@ -20,17 +20,12 @@ enum {
CMD_CALL
CMD_CALL
};
};
struct
reg_cmd
{
struct
ipc_data
{
int
node
;
int
node
;
size_t
app_len
;
size_t
app_len
;
char
data
[
4
];
char
data
[
4
];
};
};
struct
call_cmd
{
int
node
;
// FIXME: parameters
};
void
rpc_unix_start
(
void
);
void
rpc_unix_start
(
void
);
...
...
comard/src/data.c
Dosyayı görüntüle @
2206b632
...
@@ -128,15 +128,46 @@ make_list(char *old, const char *item)
...
@@ -128,15 +128,46 @@ make_list(char *old, const char *item)
int
int
db_put_script
(
int
node_no
,
const
char
*
app
,
const
char
*
buffer
,
size_t
size
)
db_put_script
(
int
node_no
,
const
char
*
app
,
const
char
*
buffer
,
size_t
size
)
{
{
DB
*
code_db
=
NULL
,
*
model_db
=
NULL
;
DB
*
code_db
=
NULL
,
*
model_db
=
NULL
,
*
app_db
=
NULL
;
DBT
key
,
data
;
DBT
key
,
data
;
char
*
old
;
char
*
old
;
int
e
,
ret
=
-
1
;
int
e
,
ret
=
-
1
;
code_db
=
open_db
(
"code
.db"
);
app_db
=
open_db
(
"app
.db"
);
if
(
!
code
_db
)
goto
out
;
if
(
!
app
_db
)
goto
out
;
model_db
=
open_db
(
"model.db"
);
model_db
=
open_db
(
"model.db"
);
if
(
!
model_db
)
goto
out
;
if
(
!
model_db
)
goto
out
;
code_db
=
open_db
(
"code.db"
);
if
(
!
code_db
)
goto
out
;
memset
(
&
key
,
0
,
sizeof
(
DBT
));
memset
(
&
data
,
0
,
sizeof
(
DBT
));
key
.
data
=
app
;
key
.
size
=
strlen
(
key
.
data
);
data
.
flags
=
DB_DBT_MALLOC
;
e
=
app_db
->
get
(
app_db
,
NULL
,
&
key
,
&
data
,
0
);
if
(
e
==
DB_NOTFOUND
)
{
old
=
""
;
}
else
if
(
e
)
{
goto
out
;
}
else
{
old
=
data
.
data
;
}
if
(
strstr
(
old
,
make_key
(
node_no
,
NULL
))
==
NULL
)
{
memset
(
&
key
,
0
,
sizeof
(
DBT
));
memset
(
&
data
,
0
,
sizeof
(
DBT
));
key
.
data
=
app
;
key
.
size
=
strlen
(
key
.
data
);
data
.
data
=
make_list
(
old
,
make_key
(
node_no
,
NULL
));
data
.
size
=
strlen
(
data
.
data
)
+
1
;
e
=
app_db
->
put
(
app_db
,
NULL
,
&
key
,
&
data
,
0
);
free
(
data
.
data
);
if
(
e
)
goto
out
;
}
if
(
strcmp
(
old
,
""
)
!=
0
)
free
(
old
);
memset
(
&
key
,
0
,
sizeof
(
DBT
));
memset
(
&
key
,
0
,
sizeof
(
DBT
));
memset
(
&
data
,
0
,
sizeof
(
DBT
));
memset
(
&
data
,
0
,
sizeof
(
DBT
));
...
@@ -180,15 +211,54 @@ db_put_script(int node_no, const char *app, const char *buffer, size_t size)
...
@@ -180,15 +211,54 @@ db_put_script(int node_no, const char *app, const char *buffer, size_t size)
ret
=
0
;
ret
=
0
;
out:
out:
if
(
model_db
)
close_db
(
model_db
);
if
(
code_db
)
close_db
(
code_db
);
if
(
code_db
)
close_db
(
code_db
);
if
(
model_db
)
close_db
(
model_db
);
if
(
app_db
)
close_db
(
app_db
);
return
ret
;
return
ret
;
}
}
int
int
db_del_app
(
const
char
*
app
)
db_del_app
(
const
char
*
app
)
{
{
return
-
1
;
DB
*
code_db
=
NULL
,
*
model_db
=
NULL
,
*
app_db
=
NULL
;
DBT
key
,
data
;
char
*
list
;
int
e
,
ret
=
-
1
;
app_db
=
open_db
(
"app.db"
);
if
(
!
app_db
)
goto
out
;
model_db
=
open_db
(
"model.db"
);
if
(
!
model_db
)
goto
out
;
code_db
=
open_db
(
"code.db"
);
if
(
!
code_db
)
goto
out
;
memset
(
&
key
,
0
,
sizeof
(
DBT
));
memset
(
&
data
,
0
,
sizeof
(
DBT
));
key
.
data
=
app
;
key
.
size
=
strlen
(
key
.
data
);
data
.
flags
=
DB_DBT_MALLOC
;
e
=
app_db
->
get
(
app_db
,
NULL
,
&
key
,
&
data
,
0
);
if
(
e
==
DB_NOTFOUND
)
{
puts
(
"no such app"
);
goto
out
;
}
else
if
(
e
)
{
goto
out
;
}
else
{
printf
(
"app %s registered (%s)
\n
"
,
app
,
data
.
data
);
list
=
data
.
data
;
}
// e =
free
(
list
);
ret
=
0
;
out:
if
(
code_db
)
close_db
(
code_db
);
if
(
model_db
)
close_db
(
model_db
);
if
(
app_db
)
close_db
(
app_db
);
return
ret
;
}
}
static
DB
*
n_code_db
;
static
DB
*
n_code_db
;
...
...
comard/src/job.c
Dosyayı görüntüle @
2206b632
...
@@ -55,26 +55,17 @@ load_file(const char *fname, int *sizeptr)
...
@@ -55,26 +55,17 @@ load_file(const char *fname, int *sizeptr)
return
data
;
return
data
;
}
}
static
void
static
int
register_proc
(
void
)
do_register
(
int
node
,
const
char
*
app
,
const
char
*
fname
)
{
{
struct
reg_cmd
*
cmd
;
struct
ProcChild
*
sender
;
char
*
buf
;
char
*
buf
;
char
*
code
;
char
*
code
;
size_t
codelen
;
size_t
codelen
;
int
e
;
int
e
;
int
c
;
printf
(
"Register(%d,%s,%s)
\n
"
,
node
,
app
,
fname
);
size_t
size
;
while
(
1
)
{
if
(
1
==
proc_listen
(
&
sender
,
&
c
,
&
size
,
1
))
break
;
}
proc_recv
(
sender
,
&
cmd
,
size
);
csl_setup
();
csl_setup
();
buf
=
load_file
(
&
cmd
->
data
[
0
]
+
cmd
->
app_len
+
1
,
NULL
);
buf
=
load_file
(
fname
,
NULL
);
if
(
!
buf
)
{
if
(
!
buf
)
{
proc_send
(
TO_PARENT
,
CMD_FAIL
,
NULL
,
0
);
proc_send
(
TO_PARENT
,
CMD_FAIL
,
NULL
,
0
);
exit
(
1
);
exit
(
1
);
...
@@ -86,82 +77,84 @@ register_proc(void)
...
@@ -86,82 +77,84 @@ register_proc(void)
exit
(
1
);
exit
(
1
);
}
}
db_put_script
(
cmd
->
node
,
&
cmd
->
data
[
0
]
,
code
,
codelen
);
db_put_script
(
node
,
app
,
code
,
codelen
);
proc_send
(
TO_PARENT
,
CMD_RESULT
,
NULL
,
0
);
proc_send
(
TO_PARENT
,
CMD_RESULT
,
NULL
,
0
);
csl_cleanup
();
csl_cleanup
();
return
0
;
}
}
int
static
int
job_start_register
(
int
node_no
,
const
char
*
app
,
const
char
*
csl_file
)
do_remove
(
const
char
*
app
)
{
{
struct
ProcChild
*
p
;
printf
(
"Remove(%s)
\n
"
,
app
);
struct
reg_cmd
*
cmd
;
return
-
1
;
size_t
sz
;
sz
=
sizeof
(
struct
reg_cmd
)
+
strlen
(
app
)
+
strlen
(
csl_file
);
cmd
=
malloc
(
sz
);
if
(
!
cmd
)
return
-
1
;
cmd
->
node
=
node_no
;
cmd
->
app_len
=
strlen
(
app
);
strcpy
(
&
cmd
->
data
[
0
],
app
);
strcpy
(
&
cmd
->
data
[
0
]
+
strlen
(
app
)
+
1
,
csl_file
);
p
=
proc_fork
(
register_proc
);
if
(
!
p
)
{
free
(
cmd
);
return
-
1
;
}
proc_send
(
p
,
CMD_REGISTER
,
cmd
,
sz
);
free
(
cmd
);
return
0
;
}
}
static
void
static
int
exec_proc
(
void
)
do_call
(
int
node
)
// FIXME: app, args
{
{
struct
ProcChild
*
sender
;
struct
call_cmd
*
cmd
;
char
*
apps
;
char
*
code
;
char
*
code
;
char
*
res
;
char
*
res
;
char
*
apps
;
size_t
reslen
;
size_t
reslen
;
size_t
size
;
size_t
size
;
int
c
;
int
e
;
int
e
;
printf
(
"Call(%d)
\n
"
,
node
);
while
(
1
)
{
if
(
1
==
proc_listen
(
&
sender
,
&
c
,
&
size
,
1
))
break
;
}
proc_recv
(
sender
,
&
cmd
,
size
);
csl_setup
();
csl_setup
();
if
(
db_open_node
(
model_parent
(
cmd
->
node
),
&
apps
)
!=
0
)
{
if
(
db_open_node
(
model_parent
(
node
),
&
apps
)
!=
0
)
{
proc_send
(
TO_PARENT
,
CMD_FAIL
,
NULL
,
0
);
proc_send
(
TO_PARENT
,
CMD_FAIL
,
NULL
,
0
);
exit
(
1
);
exit
(
1
);
}
}
// FIXME: multiple apps & value return
// FIXME: multiple apps & value return
db_get_code
(
apps
,
&
code
,
&
size
);
db_get_code
(
apps
,
&
code
,
&
size
);
e
=
csl_execute
(
code
,
size
,
model_get_method
(
cmd
->
node
),
&
res
,
&
reslen
);
e
=
csl_execute
(
code
,
size
,
model_get_method
(
node
),
&
res
,
&
reslen
);
free
(
res
);
free
(
res
);
db_close_node
();
db_close_node
();
csl_cleanup
();
csl_cleanup
();
return
0
;
}
static
void
job_proc
(
void
)
{
struct
ProcChild
*
sender
;
struct
ipc_data
*
ipc
;
int
cmd
;
size_t
size
;
while
(
1
)
{
if
(
1
==
proc_listen
(
&
sender
,
&
cmd
,
&
size
,
1
))
break
;
}
proc_recv
(
sender
,
&
ipc
,
size
);
switch
(
cmd
)
{
case
CMD_REGISTER
:
do_register
(
ipc
->
node
,
&
ipc
->
data
[
0
],
&
ipc
->
data
[
0
]
+
ipc
->
app_len
+
1
);
break
;
case
CMD_REMOVE
:
do_remove
(
&
ipc
->
data
[
0
]);
break
;
case
CMD_CALL
:
do_call
(
ipc
->
node
);
break
;
}
}
}
int
int
job_start
_execute
(
int
node_no
,
const
char
*
app
)
// FIXME: args
job_start
(
int
cmd
,
struct
ipc_data
*
ipc_msg
,
size_t
ipc_size
)
{
{
struct
ProcChild
*
p
;
struct
ProcChild
*
p
;
struct
call_cmd
cmd
;
cmd
.
node
=
node_no
;
p
=
proc_fork
(
exec
_proc
);
p
=
proc_fork
(
job
_proc
);
if
(
!
p
)
return
-
1
;
if
(
!
p
)
return
-
1
;
proc_send
(
p
,
CMD_CALL
,
&
cmd
,
sizeof
(
struct
call_cmd
))
;
if
(
proc_send
(
p
,
cmd
,
ipc_msg
,
ipc_size
))
return
-
1
;
return
0
;
return
0
;
}
}
comard/src/main.c
Dosyayı görüntüle @
2206b632
...
@@ -22,7 +22,7 @@ int
...
@@ -22,7 +22,7 @@ int
main
(
int
argc
,
char
*
argv
[])
main
(
int
argc
,
char
*
argv
[])
{
{
struct
ProcChild
*
p
,
*
rpc
;
struct
ProcChild
*
p
,
*
rpc
;
struct
reg_cmd
*
data
;
struct
ipc_data
*
ipc
;
int
cmd
;
int
cmd
;
int
size
;
int
size
;
...
@@ -38,16 +38,11 @@ main(int argc, char *argv[])
...
@@ -38,16 +38,11 @@ main(int argc, char *argv[])
if
(
1
==
proc_listen
(
&
p
,
&
cmd
,
&
size
,
1
))
{
if
(
1
==
proc_listen
(
&
p
,
&
cmd
,
&
size
,
1
))
{
switch
(
cmd
)
{
switch
(
cmd
)
{
case
CMD_REGISTER
:
case
CMD_REGISTER
:
proc_recv
(
p
,
&
data
,
size
);
printf
(
"Register(%d, %s, %s)
\n
"
,
data
->
node
,
data
->
data
,
&
data
->
data
[
0
]
+
data
->
app_len
+
1
);
job_start_register
(
data
->
node
,
data
->
data
,
&
data
->
data
[
0
]
+
data
->
app_len
+
1
);
break
;
case
CMD_REMOVE
:
case
CMD_REMOVE
:
break
;
case
CMD_CALL
:
case
CMD_CALL
:
proc_recv
(
p
,
&
data
,
size
);
proc_recv
(
p
,
&
ipc
,
size
);
printf
(
"Call(%d)
\n
"
,
data
->
nod
e
);
job_start
(
cmd
,
ipc
,
siz
e
);
job_start_execute
(
data
->
node
,
NULL
);
free
(
ipc
);
break
;
break
;
}
}
}
}
...
...
comard/src/process.c
Dosyayı görüntüle @
2206b632
...
@@ -160,11 +160,15 @@ proc_send(struct ProcChild *p, int cmd, const void *data, size_t size)
...
@@ -160,11 +160,15 @@ proc_send(struct ProcChild *p, int cmd, const void *data, size_t size)
}
}
int
int
proc_recv
(
struct
ProcChild
*
p
,
void
*
*
datap
,
size_t
size
)
proc_recv
(
struct
ProcChild
*
p
,
void
*
datap
,
size_t
size
)
{
{
*
datap
=
malloc
(
size
);
char
**
datap2
;
if
(
NULL
==
*
datap
)
return
-
1
;
if
(
proc_recv_to
(
p
,
*
datap
,
size
))
return
-
2
;
datap2
=
(
char
**
)
datap
;
*
datap2
=
malloc
(
size
);
if
(
NULL
==
*
datap2
)
return
-
1
;
if
(
proc_recv_to
(
p
,
*
datap2
,
size
))
return
-
2
;
//printf("get_data(%p, %d [%.*s])\n", p, size, size, *datap);
//printf("get_data(%p, %d [%.*s])\n", p, size, size, *datap);
return
0
;
return
0
;
}
}
...
...
comard/src/rpc_unix.c
Dosyayı görüntüle @
2206b632
...
@@ -93,10 +93,45 @@ rem_conn(struct connection *c)
...
@@ -93,10 +93,45 @@ rem_conn(struct connection *c)
free
(
c
);
free
(
c
);
}
}
static
int
get_str
(
char
**
str
,
char
**
arg
)
{
char
*
s
,
*
t
;
s
=
*
str
;
if
(
s
==
NULL
)
return
-
1
;
if
(
s
[
0
]
==
'"'
)
{
// quoted string
// FIXME: handle escape codes
++
s
;
*
arg
=
s
;
t
=
strchr
(
s
,
'"'
);
if
(
t
)
{
*
t
=
'\0'
;
++
t
;
if
(
t
[
0
]
==
' '
)
++
t
;
*
str
=
t
;
}
else
{
return
-
1
;
}
}
else
{
// plain string
*
arg
=
s
;
t
=
strchr
(
s
,
' '
);
if
(
t
)
{
*
t
=
'\0'
;
*
str
=
t
+
1
;
}
else
{
*
str
=
NULL
;
}
}
return
0
;
}
static
int
static
int
parse_rpc
(
struct
connection
*
c
)
parse_rpc
(
struct
connection
*
c
)
{
{
struct
reg_cmd
*
cmd
;
struct
ipc_data
*
ipc
;
size_t
size
;
size_t
size
;
char
*
t
,
*
s
;
char
*
t
,
*
s
;
int
no
;
int
no
;
...
@@ -106,36 +141,31 @@ printf("RPC [%s]\n", c->buffer);
...
@@ -106,36 +141,31 @@ printf("RPC [%s]\n", c->buffer);
switch
(
c
->
buffer
[
0
])
{
switch
(
c
->
buffer
[
0
])
{
case
'+'
:
case
'+'
:
// register cmd, object name, app name, file name follows
// register cmd, object name, app name, file name follows
s
=
strchr
(
t
,
' '
);
if
(
get_str
(
&
t
,
&
s
))
return
-
1
;
if
(
!
s
)
return
-
1
;
no
=
model_lookup_object
(
s
);
*
s
=
'\0'
;
no
=
model_lookup_object
(
t
);
if
(
no
==
-
1
)
return
-
1
;
if
(
no
==
-
1
)
return
-
1
;
t
=
s
+
1
;
if
(
get_str
(
&
t
,
&
s
))
return
-
1
;
s
=
strchr
(
t
,
' '
);
size
=
sizeof
(
struct
ipc_data
)
+
strlen
(
t
)
+
strlen
(
s
);
if
(
!
s
)
return
-
1
;
ipc
=
malloc
(
size
);
*
s
=
'\0'
;
ipc
->
node
=
no
;
++
s
;
ipc
->
app_len
=
strlen
(
s
);
size
=
sizeof
(
struct
reg_cmd
)
+
strlen
(
t
)
+
strlen
(
s
);
strcpy
(
&
ipc
->
data
[
0
],
s
);
cmd
=
malloc
(
size
);
strcpy
(
&
ipc
->
data
[
0
]
+
strlen
(
s
)
+
1
,
t
);
cmd
->
node
=
no
;
proc_send
(
TO_PARENT
,
CMD_REGISTER
,
ipc
,
size
);
cmd
->
app_len
=
strlen
(
t
);
free
(
ipc
);
strcpy
(
&
cmd
->
data
[
0
],
t
);
strcpy
(
&
cmd
->
data
[
0
]
+
strlen
(
t
)
+
1
,
s
);
proc_send
(
TO_PARENT
,
CMD_REGISTER
,
cmd
,
size
);
free
(
cmd
);
return
0
;
return
0
;
case
'-'
:
case
'-'
:
// app name
return
0
;
return
0
;
case
'$'
:
case
'$'
:
// call cmd, method name, (app name), (args)
// call cmd, method name, (app name), (args)
no
=
model_lookup_method
(
t
);
no
=
model_lookup_method
(
t
);
if
(
no
==
-
1
)
return
-
1
;
if
(
no
==
-
1
)
return
-
1
;
{
size
=
sizeof
(
struct
ipc_data
);
struct
call_cmd
cmd
;
ipc
=
malloc
(
size
)
;
cmd
.
node
=
no
;
ipc
->
node
=
no
;
proc_send
(
TO_PARENT
,
CMD_CALL
,
&
cmd
,
sizeof
(
cmd
));
proc_send
(
TO_PARENT
,
CMD_CALL
,
ipc
,
sizeof
(
size
));
}
free
(
ipc
);
return
0
;
return
0
;
default:
default:
return
-
1
;
return
-
1
;
...
...
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