1 files changed, 51 insertions, 0 deletions
diff --git a/usr/src/lib/lib9p/common/sbuf/sbuf.h b/usr/src/lib/lib9p/common/sbuf/sbuf.h
new file mode 100644
index 0000000000..5b17b3113e
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+++ b/usr/src/lib/lib9p/common/sbuf/sbuf.h
@@ -0,0 +1,51 @@
+/*
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted providing that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
+ * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
+ * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
+ * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+ * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+/*
+ * Minimal libsbuf wrapper around libcustr for illumos.
+ */
+
+#ifndef LIB9P_SBUF_H
+#define LIB9P_SBUF_H
+
+#include <stdarg.h>
+#include <libcustr.h>
+
+struct sbuf
+{
+	custr_t *s_custr;
+};
+
+struct sbuf *sbuf_new_auto(void);
+char *sbuf_data(struct sbuf *s);
+int sbuf_printf(struct sbuf *s, const char *fmt, ...);
+void sbuf_delete(struct sbuf *s);
+
+#define	sbuf_cat(s, str) custr_append((s)->s_custr, (str))
+#define	sbuf_vprintf(s, fmt, args) \
+    custr_append_vprintf((s)->s_custr, (fmt), (args))
+#define	sbuf_data(s) custr_cstr((s)->s_custr)
+#define	sbuf_finish(s)
+
+#endif /* LIB9P_SBUF_H */