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authorJoel Sherrill <joel.sherrill@OARcorp.com>2007-05-15 20:16:16 +0000
committerJoel Sherrill <joel.sherrill@OARcorp.com>2007-05-15 20:16:16 +0000
commite1bce866cf503c34f2914b76c9978bc598096013 (patch)
treed2419a46c38bc4d0eed2eaee219ec946de075596 /cpukit/score/src/objectgetnameasstring.c
parent2007-05-15 Ray Xu <rayx@gmail.com> (diff)
downloadrtems-e1bce866cf503c34f2914b76c9978bc598096013.tar.bz2
2007-05-15 Joel Sherrill <joel.sherrill@oarcorp.com>
* Makefile.am, preinstall.am, libmisc/Makefile.am, rtems/Makefile.am, rtems/include/rtems.h, rtems/include/rtems/rtems/ratemon.h, rtems/inline/rtems/rtems/ratemon.inl, rtems/src/ratemoncancel.c, rtems/src/ratemoncreate.c, rtems/src/ratemondelete.c, rtems/src/ratemongetstatus.c, rtems/src/ratemonident.c, rtems/src/ratemonperiod.c, rtems/src/ratemontimeout.c, score/Makefile.am, score/include/rtems/score/object.h, score/src/threadhandler.c, wrapup/Makefile.am: Integrate Rate Monotonic Statistics and Period Usage into Rate Monotonic Manager. Added the following directives: rtems_rate_monotonic_get_statistics, rtems_rate_monotonic_reset_statistics, rtems_rate_montonic_reset_all_statistics, rtems_rate_montonic_report_statistics, and rtems_object_get_name. Obsoleted the rtems/rtmonuse.h file as a public interface. * rtems/src/ratemongetstatistics.c, rtems/src/ratemonreportstatistics.c, rtems/src/ratemonresetall.c, rtems/src/ratemonresetstatistics.c, rtems/src/rtemsobjectgetname.c, score/src/objectgetnameasstring.c: New files. * libmisc/rtmonuse/rtmonuse.c, libmisc/rtmonuse/rtmonuse.h: Removed.
Diffstat (limited to 'cpukit/score/src/objectgetnameasstring.c')
-rw-r--r--cpukit/score/src/objectgetnameasstring.c96
1 files changed, 96 insertions, 0 deletions
diff --git a/cpukit/score/src/objectgetnameasstring.c b/cpukit/score/src/objectgetnameasstring.c
new file mode 100644
index 0000000000..ec962e32a3
--- /dev/null
+++ b/cpukit/score/src/objectgetnameasstring.c
@@ -0,0 +1,96 @@
+/*
+ * COPYRIGHT (c) 1989-2007.
+ * On-Line Applications Research Corporation (OAR).
+ *
+ * The license and distribution terms for this file may be
+ * found in the file LICENSE in this distribution or at
+ * http://www.rtems.com/license/LICENSE.
+ *
+ * $Id$
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <rtems/system.h>
+#include <rtems/score/object.h>
+#include <rtems/score/thread.h>
+#include <stdlib.h>
+#include <stdio.h>
+#include <ctype.h>
+#include <inttypes.h>
+
+
+/*
+ * This method objects the name of an object and returns its name
+ * in the form of a C string. It attempts to be careful about
+ * overflowing the user's string and about returning unprintable characters.
+ */
+
+char *_Objects_Get_name_as_string(
+ Objects_Id id,
+ size_t length,
+ char *name
+)
+{
+ #ifdef RTEMS_POSIX_API
+ Objects_Information *information;
+ #endif
+ char *s;
+ char *d;
+ uint32_t i;
+ char lname[5];
+ Objects_Control *the_object;
+ Objects_Locations location;
+
+ if ( length == 0 )
+ return NULL;
+
+ if ( name == NULL )
+ return NULL;
+
+ information = _Objects_Get_information( id );
+ if ( !information )
+ return NULL;
+
+ the_object = _Objects_Get( information, id, &location );
+ switch ( location ) {
+
+ case OBJECTS_REMOTE:
+ /* not supported */
+ case OBJECTS_ERROR:
+ return NULL;
+
+ case OBJECTS_LOCAL:
+
+ /*
+ * Neither the Classic nor ITRON APIs use string names.
+ */
+ #ifdef RTEMS_POSIX_API
+
+ if ( information->is_string ) {
+ s = the_object->name;
+ } else
+ #endif
+ {
+ uint32_t u32_name = (uint32_t) the_object->name;
+
+ lname[ 0 ] = (u32_name >> 24) & 0xff;
+ lname[ 1 ] = (u32_name >> 16) & 0xff;
+ lname[ 2 ] = (u32_name >> 8) & 0xff;
+ lname[ 3 ] = (u32_name >> 0) & 0xff;
+ lname[ 4 ] = '\0';
+ s = lname;
+ }
+
+ for ( i=0, d=name ; i<(length-1) && *s ; i++, s++, d++ ) {
+ *d = (!isprint(*s)) ? '*' : *s;
+ }
+ *d = '\0';
+
+ _Thread_Enable_dispatch();
+ return name;
+ }
+ return NULL; /* unreachable path */
+}