From 5389aa19033153c09556d1362a8b8a56abccb8f5 Mon Sep 17 00:00:00 2001
From: Vladimir Chtchetkine <vchtchetkine@google.com>
Date: Tue, 16 Feb 2010 10:38:35 -0800
Subject: Merge memory checking from sandbox

Change-id: Ibce845d0
---
 elff/elff_api.cc | 84 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 84 insertions(+)
 create mode 100644 elff/elff_api.cc

(limited to 'elff/elff_api.cc')

diff --git a/elff/elff_api.cc b/elff/elff_api.cc
new file mode 100644
index 0000000..46b2ad1
--- /dev/null
+++ b/elff/elff_api.cc
@@ -0,0 +1,84 @@
+/* Copyright (C) 2007-2010 The Android Open Source Project
+**
+** This software is licensed under the terms of the GNU General Public
+** License version 2, as published by the Free Software Foundation, and
+** may be copied, distributed, and modified under those terms.
+**
+** This program 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.
+*/
+
+/*
+ * Contains implementation of routines that encapsulte an API for parsing
+ * an ELF file containing debugging information in DWARF format.
+ */
+
+#include "elff_api.h"
+#include "elf_file.h"
+#include "dwarf_defs.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+ELFF_HANDLE
+elff_init(const char* elf_file_path)
+{
+  ElfFile* elf_file = ElfFile::Create(elf_file_path);
+  return reinterpret_cast<ELFF_HANDLE>(elf_file);
+}
+
+void
+elff_close(ELFF_HANDLE handle)
+{
+  if (handle != NULL) {
+    delete reinterpret_cast<ElfFile*>(handle);
+  }
+}
+
+int
+elff_is_exec(ELFF_HANDLE handle)
+{
+  assert(handle != NULL);
+  if (handle == NULL) {
+    _set_errno(EINVAL);
+    return -1;
+  }
+  return reinterpret_cast<ElfFile*>(handle)->is_exec();
+}
+
+int
+elff_get_pc_address_info(ELFF_HANDLE handle,
+                         uint64_t address,
+                         Elf_AddressInfo* address_info)
+{
+  assert(handle != NULL && address_info != NULL);
+  if (handle == NULL || address_info == NULL) {
+    _set_errno(EINVAL);
+    return -1;
+  }
+
+  if (reinterpret_cast<ElfFile*>(handle)->get_pc_address_info(address,
+                                                              address_info)) {
+    return 0;
+  } else {
+    return -1;
+  }
+}
+
+void
+elff_free_pc_address_info(ELFF_HANDLE handle, Elf_AddressInfo* address_info)
+{
+  assert(handle != NULL && address_info != NULL);
+  if (handle == NULL || address_info == NULL) {
+    return;
+  }
+  reinterpret_cast<ElfFile*>(handle)->free_pc_address_info(address_info);
+}
+
+#ifdef __cplusplus
+}   /* end of extern "C" */
+#endif
+
-- 
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