move source around in preparation to land sysprof2

lib/elfparser.h

@@ -0,0 +1,57 @@
+/* Sysprof -- Sampling, systemwide CPU profiler
+ * Copyright 2006, 2007, Soeren Sandmann
+ *
+ * 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 2 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, write to the Free Software
+ * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ */
+#include <glib.h>
+
+typedef struct ElfSym ElfSym;
+typedef struct ElfParser ElfParser;
+
+ElfParser *   elf_parser_new_from_data   (const guchar  *data,
+					  gsize          length);
+ElfParser *   elf_parser_new             (const char    *filename,
+					  GError       **err);
+void          elf_parser_free            (ElfParser     *parser);
+const char *  elf_parser_get_debug_link  (ElfParser     *parser,
+					  guint32       *crc32);
+const gchar  *elf_parser_get_build_id    (ElfParser     *parser);
+const guchar *elf_parser_get_eh_frame    (ElfParser     *parser);
+const guchar *elf_parser_get_debug_frame (ElfParser     *parser);
+gulong        elf_parser_get_text_offset (ElfParser     *parser);
+
+
+/* Lookup a symbol in the file.
+ *
+ * The symbol returned is const, so don't free it. It is valid until
+ * elf_parser_free() is called on the parser.
+ *
+ * The address should be given in "file coordinates". This means that
+ * if the file is mapped at address m and offset o, then an address a
+ * should be looked up as  "a - (m - o)".  (m - o) is where the start
+ * of the file would have been mapped, so a - (m - o) is the position
+ * in the file of a.
+ */
+const ElfSym *elf_parser_lookup_symbol   (ElfParser     *parser,
+					  gulong         address);
+guint32       elf_parser_get_crc32       (ElfParser     *parser);
+const char *  elf_parser_get_sym_name    (ElfParser     *parser,
+					  const ElfSym  *sym);
+gulong        elf_parser_get_sym_address (ElfParser     *parser,
+					  const ElfSym  *sym);
+gboolean      elf_parser_owns_symbol     (ElfParser     *parser,
+					  const ElfSym  *sym);
+char *        elf_demangle               (const char    *name);
+