+/* Low-level DWARF 2 reading code
+
+ Copyright (C) 1994-2020 Free Software Foundation, Inc.
+
+ Adapted by Gary Funck (gary@intrepid.com), Intrepid Technology,
+ Inc. with support from Florida State University (under contract
+ with the Ada Joint Program Office), and Silicon Graphics, Inc.
+ Initial contribution by Brent Benson, Harris Computer Systems, Inc.,
+ based on Fred Fish's (Cygnus Support) implementation of DWARF 1
+ support.
+
+ This file is part of GDB.
+
+ This program is free software; you can redistribute it and/or modify
+ it under the terms of the GNU General Public License as published by
+ the Free Software Foundation; either version 3 of the License, or
+ (at your option) any later version.
+
+ 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.
+
+ You should have received a copy of the GNU General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
+
+#ifndef GDB_DWARF2_LEB_H
+#define GDB_DWARF2_LEB_H
+
+/* Read dwarf information from a buffer. */
+
+static inline unsigned int
+read_1_byte (bfd *abfd, const gdb_byte *buf)
+{
+ return bfd_get_8 (abfd, buf);
+}
+
+static inline int
+read_1_signed_byte (bfd *abfd, const gdb_byte *buf)
+{
+ return bfd_get_signed_8 (abfd, buf);
+}
+
+static inline unsigned int
+read_2_bytes (bfd *abfd, const gdb_byte *buf)
+{
+ return bfd_get_16 (abfd, buf);
+}
+
+static inline int
+read_2_signed_bytes (bfd *abfd, const gdb_byte *buf)
+{
+ return bfd_get_signed_16 (abfd, buf);
+}
+
+/* Read the next three bytes (little-endian order) as an unsigned integer. */
+static inline unsigned int
+read_3_bytes (bfd *abfd, const gdb_byte *buf)
+{
+ unsigned int result = 0;
+ for (int i = 0; i < 3; ++i)
+ {
+ unsigned char byte = bfd_get_8 (abfd, buf);
+ buf++;
+ result |= ((unsigned int) byte << (i * 8));
+ }
+ return result;
+}
+
+static inline unsigned int
+read_4_bytes (bfd *abfd, const gdb_byte *buf)
+{
+ return bfd_get_32 (abfd, buf);
+}
+
+static inline int
+read_4_signed_bytes (bfd *abfd, const gdb_byte *buf)
+{
+ return bfd_get_signed_32 (abfd, buf);
+}
+
+static inline ULONGEST
+read_8_bytes (bfd *abfd, const gdb_byte *buf)
+{
+ return bfd_get_64 (abfd, buf);
+}
+
+extern LONGEST read_signed_leb128 (bfd *, const gdb_byte *, unsigned int *);
+
+extern ULONGEST read_unsigned_leb128 (bfd *, const gdb_byte *, unsigned int *);
+
+#endif /* GDB_DWARF2_LEB_H */