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authorJohn Birrell <jb@FreeBSD.org>2008-04-25 09:04:09 +0000
committerJohn Birrell <jb@FreeBSD.org>2008-04-25 09:04:09 +0000
commitc53d354ffe3b3f603cf36c67c489eeeb881403b2 (patch)
treec9428b1eda7cd726730c2a51001d1afaee07c0e6 /lib/libdtrace/common/dt_buf.h
parent12456ea875a4e2a468753b9890e6864519aeb931 (diff)
downloadsrc-c53d354ffe3b3f603cf36c67c489eeeb881403b2.tar.gz
src-c53d354ffe3b3f603cf36c67c489eeeb881403b2.zip
Vendor import of libraries for DTrace from OpenSolaris.
Notes
Notes: svn path=/vendor-cddl/opensolaris/dist/cddl/contrib/opensolaris/; revision=178479
Diffstat (limited to 'lib/libdtrace/common/dt_buf.h')
-rw-r--r--lib/libdtrace/common/dt_buf.h69
1 files changed, 69 insertions, 0 deletions
diff --git a/lib/libdtrace/common/dt_buf.h b/lib/libdtrace/common/dt_buf.h
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+++ b/lib/libdtrace/common/dt_buf.h
@@ -0,0 +1,69 @@
+/*
+ * 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 2005 Sun Microsystems, Inc. All rights reserved.
+ * Use is subject to license terms.
+ */
+
+#ifndef _DT_BUF_H
+#define _DT_BUF_H
+
+#pragma ident "%Z%%M% %I% %E% SMI"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#include <dtrace.h>
+
+typedef struct dt_buf {
+ const char *dbu_name; /* string name for debugging */
+ uchar_t *dbu_buf; /* buffer base address */
+ uchar_t *dbu_ptr; /* current buffer location */
+ size_t dbu_len; /* buffer size in bytes */
+ int dbu_err; /* errno value if error */
+ int dbu_resizes; /* number of resizes */
+} dt_buf_t;
+
+extern void dt_buf_create(dtrace_hdl_t *, dt_buf_t *, const char *, size_t);
+extern void dt_buf_destroy(dtrace_hdl_t *, dt_buf_t *);
+extern void dt_buf_reset(dtrace_hdl_t *, dt_buf_t *);
+
+extern void dt_buf_write(dtrace_hdl_t *, dt_buf_t *,
+ const void *, size_t, size_t);
+
+extern void dt_buf_concat(dtrace_hdl_t *, dt_buf_t *,
+ const dt_buf_t *, size_t);
+
+extern size_t dt_buf_offset(const dt_buf_t *, size_t);
+extern size_t dt_buf_len(const dt_buf_t *);
+
+extern int dt_buf_error(const dt_buf_t *);
+extern void *dt_buf_ptr(const dt_buf_t *);
+
+extern void *dt_buf_claim(dtrace_hdl_t *, dt_buf_t *);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* _DT_BUF_H */