Initial commit

backends/platform/dc/dcloader.h

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+/* ScummVM - Graphic Adventure Engine
+ *
+ * ScummVM is the legal property of its developers, whose names
+ * are too numerous to list here. Please refer to the COPYRIGHT
+ * file distributed with this source distribution.
+ *
+ * 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 DC_DCLOADER_H
+#define DC_DCLOADER_H
+
+#include "dc.h"
+
+#define MAXDLERRLEN 80
+
+class DLObject {
+ private:
+  char *errbuf; /* For error messages, at least MAXDLERRLEN in size */
+
+  void *segment, *symtab;
+  char *strtab;
+  int symbol_cnt;
+  void *dtors_start, *dtors_end, *dso_handle;
+
+  void seterror(const char *fmt, ...);
+  void unload();
+  bool relocate(int fd, unsigned long offset, unsigned long size);
+  bool load(int fd);
+
+ public:
+  bool open(const char *path);
+  bool close();
+  void *symbol(const char *name);
+  void discard_symtab();
+
+  DLObject(char *_errbuf = NULL) : errbuf(_errbuf), segment(NULL),symtab(NULL),
+	strtab(NULL), symbol_cnt(0), dtors_start(NULL), dtors_end(NULL) {}
+};
+
+#define RTLD_LAZY 0
+
+extern "C" {
+  void *dlopen(const char *filename, int flags);
+  int dlclose(void *handle);
+  void *dlsym(void *handle, const char *symbol);
+  const char *dlerror();
+  void dlforgetsyms(void *handle);
+}
+
+#endif