From: Ben Gras <ben@minix3.org>
Date: Mon, 21 Sep 2009 14:44:00 +0000 (+0000)
Subject: more pid queries; PM field macros; vm stubs
X-Git-Tag: v3.1.5~128
X-Git-Url: http://zhaoyanbai.com/repos/%22http:/www.isc.org/icons/zpipe.c?a=commitdiff_plain;h=b2adf0c1aed5a15aeee57a7540974df2d6596cc6;p=minix.git

more pid queries; PM field macros; vm stubs
---

diff --git a/lib/other/Makefile.in b/lib/other/Makefile.in
index 6a278e29b..b7e6e10a9 100644
--- a/lib/other/Makefile.in
+++ b/lib/other/Makefile.in
@@ -14,6 +14,8 @@ libc_FILES=" \
 	_getdents.c \
 	_getdma.c \
 	_getnpid.c \
+	_getnuid.c \
+	_getngid.c \
 	_getnprocnr.c \
 	_getpprocnr.c \
 	_getprocnr.c \
@@ -29,6 +31,8 @@ libc_FILES=" \
 	_svrctl.c \
 	_sysuname.c \
 	_vm_dmacalls.c \
+	_vm_set_priv.c \
+	_vm_query_exit.c \
 	asynchio.c \
 	basename.c \
 	bcmp.c \
@@ -62,6 +66,7 @@ libc_FILES=" \
 	lrand.c \
 	lsearch.c \
 	memccpy.c \
+	minix_rs.c \
 	mstats.c \
 	mtab.c \
 	nlist.c \
diff --git a/lib/other/_brk.c b/lib/other/_brk.c
index 5ce5e0f63..c5df52c4f 100755
--- a/lib/other/_brk.c
+++ b/lib/other/_brk.c
@@ -20,7 +20,7 @@ char *addr;
   message m;
 
   if (addr != _brksize) {
-	m.m1_p1 = addr;
+	m.PMBRK_ADDR = addr;
 	if (_syscall(MM, BRK, &m) < 0) return(-1);
 	_brksize = m.m2_p1;
   }
diff --git a/lib/other/_getngid.c b/lib/other/_getngid.c
new file mode 100644
index 000000000..cabb7e3d0
--- /dev/null
+++ b/lib/other/_getngid.c
@@ -0,0 +1,11 @@
+#include <lib.h>
+#define getngid	_getngid
+#include <unistd.h>
+
+PUBLIC gid_t getngid(int proc_nr)
+{
+  message m;
+  m.m1_i1 = proc_nr;		/* search gid for this process */
+  if (_syscall(MM, GETGID, &m) < 0) return ( (gid_t) -1);
+  return( (gid_t) m.m2_i2);	/* return search result */
+}
diff --git a/lib/other/_getnpid.c b/lib/other/_getnpid.c
index f9c03c27e..2f51b5a55 100644
--- a/lib/other/_getnpid.c
+++ b/lib/other/_getnpid.c
@@ -6,6 +6,6 @@ PUBLIC pid_t getnpid(int proc_nr)
 {
   message m;
   m.m1_i1 = proc_nr;		/* search pid for this process */
-  if (_syscall(MM, GETPID, &m) < 0) return ( (pid_t) -1);
+  if (_syscall(MM, MINIX_GETPID, &m) < 0) return ( (pid_t) -1);
   return( (pid_t) m.m2_i2);	/* return search result */
 }
diff --git a/lib/other/_getnuid.c b/lib/other/_getnuid.c
new file mode 100644
index 000000000..67244cff7
--- /dev/null
+++ b/lib/other/_getnuid.c
@@ -0,0 +1,11 @@
+#include <lib.h>
+#define getnuid	_getnuid
+#include <unistd.h>
+
+PUBLIC uid_t getnuid(int proc_nr)
+{
+  message m;
+  m.m1_i1 = proc_nr;		/* search uid for this process */
+  if (_syscall(MM, GETUID, &m) < 0) return ( (uid_t) -1);
+  return( (uid_t) m.m2_i2);	/* return search result */
+}
diff --git a/lib/other/_vm_query_exit.c b/lib/other/_vm_query_exit.c
new file mode 100644
index 000000000..c6e85f17c
--- /dev/null
+++ b/lib/other/_vm_query_exit.c
@@ -0,0 +1,24 @@
+#define _SYSTEM 1
+#include <lib.h>
+#define vm_query_exit _vm_query_exit
+#include <unistd.h>
+
+/* return -1, when the query itself or the processing of query has errors.
+ * return 1, when there are more processes waiting to be queried.
+ * return 0, when there are no more processes.
+ * note that for the return value of 0 and 1, the 'endpt' is set accordingly.
+ */
+PUBLIC int vm_query_exit(int *endpt)
+{
+	message m;
+	int r;
+
+	r = _syscall(VM_PROC_NR, VM_QUERY_EXIT, &m);
+	if (r != OK)
+		return -1;
+	if (endpt == NULL)
+		return -1;
+
+	*endpt = m.VM_QUERY_RET_PT;
+	return (m.VM_QUERY_IS_MORE ? 1 : 0);
+}
diff --git a/lib/other/_vm_set_priv.c b/lib/other/_vm_set_priv.c
new file mode 100644
index 000000000..a0e6980c2
--- /dev/null
+++ b/lib/other/_vm_set_priv.c
@@ -0,0 +1,11 @@
+#include <lib.h>
+#define vm_set_priv _vm_set_priv
+#include <unistd.h>
+
+PUBLIC int vm_set_priv(int nr, void *buf)
+{
+	message m;
+	m.VM_RS_NR = nr;
+	m.VM_RS_BUF = (long) buf;
+	return _syscall(VM_PROC_NR, VM_RS_SET_PRIV, &m);
+}