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authorstevel@tonic-gate <none@none>2005-06-14 00:00:00 -0700
committerstevel@tonic-gate <none@none>2005-06-14 00:00:00 -0700
commit7c478bd95313f5f23a4c958a745db2134aa03244 (patch)
treec871e58545497667cbb4b0a4f2daf204743e1fe7 /usr/src/uts/common/sys/sdt_impl.h
downloadillumos-gate-7c478bd95313f5f23a4c958a745db2134aa03244.tar.gz
OpenSolaris Launch
Diffstat (limited to 'usr/src/uts/common/sys/sdt_impl.h')
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1 files changed, 83 insertions, 0 deletions
diff --git a/usr/src/uts/common/sys/sdt_impl.h b/usr/src/uts/common/sys/sdt_impl.h
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+/*
+ * CDDL HEADER START
+ *
+ * The contents of this file are subject to the terms of the
+ * Common Development and Distribution License, Version 1.0 only
+ * (the "License"). You may not use this file except in compliance
+ * with the License.
+ *
+ * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
+ * or http://www.opensolaris.org/os/licensing.
+ * See the License for the specific language governing permissions
+ * and limitations under the License.
+ *
+ * When distributing Covered Code, include this CDDL HEADER in each
+ * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
+ * If applicable, add the following below this CDDL HEADER, with the
+ * fields enclosed by brackets "[]" replaced with your own identifying
+ * information: Portions Copyright [yyyy] [name of copyright owner]
+ *
+ * CDDL HEADER END
+ */
+/*
+ * Copyright 2004 Sun Microsystems, Inc. All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#ifndef _SYS_SDT_IMPL_H
+#define _SYS_SDT_IMPL_H
+
+#pragma ident "%Z%%M% %I% %E% SMI"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <sys/dtrace.h>
+
+#if defined(__i386) || defined(__amd64)
+typedef uint8_t sdt_instr_t;
+#else
+typedef uint32_t sdt_instr_t;
+#endif
+
+typedef struct sdt_provider {
+ char *sdtp_name; /* name of provider */
+ char *sdtp_prefix; /* prefix for probe names */
+ dtrace_pattr_t *sdtp_attr; /* stability attributes */
+ dtrace_provider_id_t sdtp_id; /* provider ID */
+} sdt_provider_t;
+
+extern sdt_provider_t sdt_providers[]; /* array of providers */
+
+typedef struct sdt_probe {
+ sdt_provider_t *sdp_provider; /* provider */
+ char *sdp_name; /* name of probe */
+ int sdp_namelen; /* length of allocated name */
+ dtrace_id_t sdp_id; /* probe ID */
+ struct modctl *sdp_ctl; /* modctl for module */
+ int sdp_loadcnt; /* load count for module */
+ int sdp_primary; /* non-zero if primary mod */
+ sdt_instr_t *sdp_patchpoint; /* patch point */
+ sdt_instr_t sdp_patchval; /* instruction to patch */
+ sdt_instr_t sdp_savedval; /* saved instruction value */
+ struct sdt_probe *sdp_next; /* next probe */
+ struct sdt_probe *sdp_hashnext; /* next on hash */
+} sdt_probe_t;
+
+typedef struct sdt_argdesc {
+ const char *sda_provider; /* provider for arg */
+ const char *sda_name; /* name of probe */
+ const int sda_ndx; /* argument index */
+ const int sda_mapping; /* mapping of argument */
+ const char *sda_native; /* native type of argument */
+ const char *sda_xlate; /* translated type of arg */
+} sdt_argdesc_t;
+
+extern void sdt_getargdesc(void *, dtrace_id_t, void *, dtrace_argdesc_t *);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _SYS_SDT_IMPL_H */