Squashed 'third_party/elfutils/' content from commit 555e15e
Change-Id: I61cde98949e47e5c8c09c33260de17f30921be79
git-subtree-dir: third_party/elfutils
git-subtree-split: 555e15ebe8bf1eb33d00747173cfc80cc65648a4
diff --git a/libasm/disasm_str.c b/libasm/disasm_str.c
new file mode 100644
index 0000000..c14e6d5
--- /dev/null
+++ b/libasm/disasm_str.c
@@ -0,0 +1,72 @@
+/* Copyright (C) 2005, 2008 Red Hat, Inc.
+ This file is part of elfutils.
+ Written by Ulrich Drepper <drepper@redhat.com>, 2007.
+
+ This file is free software; you can redistribute it and/or modify
+ it under the terms of either
+
+ * the GNU Lesser General Public License as published by the Free
+ Software Foundation; either version 3 of the License, or (at
+ your option) any later version
+
+ or
+
+ * the GNU General Public License as published by the Free
+ Software Foundation; either version 2 of the License, or (at
+ your option) any later version
+
+ or both in parallel, as here.
+
+ elfutils is distributed in the hope that it will be useful, but
+ WITHOUT ANY WARRANTY; without even the implied warranty of
+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
+ General Public License for more details.
+
+ You should have received copies of the GNU General Public License and
+ the GNU Lesser General Public License along with this program. If
+ not, see <http://www.gnu.org/licenses/>. */
+
+#ifdef HAVE_CONFIG_H
+# include <config.h>
+#endif
+
+#include <string.h>
+#include <system.h>
+#include "libasmP.h"
+
+
+struct buffer
+{
+ char *buf;
+ size_t len;
+};
+
+
+static int
+buffer_cb (char *str, size_t len, void *arg)
+{
+ struct buffer *buffer = (struct buffer *) arg;
+
+ if (len > buffer->len)
+ /* Return additional needed space. */
+ return len - buffer->len;
+
+ buffer->buf = mempcpy (buffer->buf, str, len);
+ buffer->len = len;
+
+ return 0;
+}
+
+
+int
+disasm_str (DisasmCtx_t *ctx, const uint8_t **startp, const uint8_t *end,
+ GElf_Addr addr, const char *fmt, char **bufp, size_t len,
+ void *symcbarg)
+{
+ struct buffer buffer = { .buf = *bufp, .len = len };
+
+ int res = INTUSE(disasm_cb) (ctx, startp, end, addr, fmt, buffer_cb, &buffer,
+ symcbarg);
+ *bufp = buffer.buf;
+ return res;
+}