1 files changed, 88 insertions, 0 deletions
diff --git a/rtemstoolkit/elftoolchain/libdwarf/dwarf_macinfo.c b/rtemstoolkit/elftoolchain/libdwarf/dwarf_macinfo.c
new file mode 100644
index 0000000..325c653
--- /dev/null
+++ b/rtemstoolkit/elftoolchain/libdwarf/dwarf_macinfo.c
@@ -0,0 +1,88 @@
+/*-
+ * Copyright (c) 2009,2011 Kai Wang
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided 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 AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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.
+ */
+
+#include "_libdwarf.h"
+
+ELFTC_VCSID("$Id: dwarf_macinfo.c 2074 2011-10-27 03:34:33Z jkoshy $");
+
+char *
+dwarf_find_macro_value_start(char *macro_string)
+{
+	char *p;
+
+	if (macro_string == NULL)
+		return (NULL);
+
+	p = macro_string;
+	while (*p != '\0' && *p != ' ')
+		p++;
+	if (*p == ' ')
+		p++;
+
+	return (p);
+}
+
+int
+dwarf_get_macro_details(Dwarf_Debug dbg, Dwarf_Off offset,
+    Dwarf_Unsigned max_count, Dwarf_Signed *entry_cnt,
+    Dwarf_Macro_Details **details, Dwarf_Error *error)
+{
+	Dwarf_MacroSet ms;
+	Dwarf_Unsigned cnt;
+	int i;
+
+	if (dbg == NULL || entry_cnt == NULL || details == NULL) {
+		DWARF_SET_ERROR(dbg, error, DW_DLE_ARGUMENT);
+		return (DW_DLV_ERROR);
+	}
+
+	if (STAILQ_EMPTY(&dbg->dbg_mslist)) {
+		if (_dwarf_macinfo_init(dbg, error) != DW_DLE_NONE)
+			return (DW_DLV_ERROR);
+		if (STAILQ_EMPTY(&dbg->dbg_mslist)) {
+			DWARF_SET_ERROR(dbg, error, DW_DLE_NO_ENTRY);
+			return (DW_DLV_NO_ENTRY);
+		}
+	}
+
+	STAILQ_FOREACH(ms, &dbg->dbg_mslist, ms_next) {
+		for (i = 0; (Dwarf_Unsigned) i < ms->ms_cnt; i++)
+			if (ms->ms_mdlist[i].dmd_offset == offset) {
+				cnt = ms->ms_cnt - i;
+				if (max_count != 0 && cnt > max_count)
+					cnt = max_count;
+
+				*details = &ms->ms_mdlist[i];
+				*entry_cnt = cnt;
+
+				return (DW_DLV_OK);
+			}
+	}
+
+	DWARF_SET_ERROR(dbg, error, DW_DLE_NO_ENTRY);
+
+	return (DW_DLV_NO_ENTRY);
+}