[Scummvm-cvs-logs] SF.net SVN: scummvm:[50135] scummvm/branches/gsoc2010-plugins/backends/ platform/gp2xwiz/elf32.h

[toneman1138 at users.sourceforge.net]

Revision: 50135
          http://scummvm.svn.sourceforge.net/scummvm/?rev=50135&view=rev
Author:   toneman1138
Date:     2010-06-22 00:19:26 +0000 (Tue, 22 Jun 2010)

Log Message:
-----------
added elf32.h for gp2xwiz

Added Paths:
-----------
    scummvm/branches/gsoc2010-plugins/backends/platform/gp2xwiz/elf32.h

Added: scummvm/branches/gsoc2010-plugins/backends/platform/gp2xwiz/elf32.h
===================================================================
--- scummvm/branches/gsoc2010-plugins/backends/platform/gp2xwiz/elf32.h	                        (rev 0)
+++ scummvm/branches/gsoc2010-plugins/backends/platform/gp2xwiz/elf32.h	2010-06-22 00:19:26 UTC (rev 50135)
@@ -0,0 +1,105 @@
+/* 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 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., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * $URL$
+ * $Id$
+ *
+ */
+
+#ifndef BACKENDS_ELF_H
+#define BACKENDS_ELF_H
+
+/* ELF stuff */
+
+typedef unsigned short Elf32_Half, Elf32_Section;
+typedef unsigned int Elf32_Word, Elf32_Addr, Elf32_Off;
+typedef signed int  Elf32_Sword;
+typedef Elf32_Half Elf32_Versym;
+
+#define EI_NIDENT (16)
+#define SELFMAG         6
+
+/* ELF File format structures. Look up ELF structure for more details */
+
+// ELF header (contains info about the file)
+typedef struct {
+	unsigned char e_ident[EI_NIDENT];     /* Magic number and other info */
+	Elf32_Half    e_type;                 /* Object file type */
+	Elf32_Half    e_machine;              /* Architecture */
+	Elf32_Word    e_version;              /* Object file version */
+	Elf32_Addr    e_entry;                /* Entry point virtual address */
+	Elf32_Off     e_phoff;                /* Program header table file offset */
+	Elf32_Off     e_shoff;                /* Section header table file offset */
+	Elf32_Word    e_flags;                /* Processor-specific flags */
+	Elf32_Half    e_ehsize;               /* ELF header size in bytes */
+	Elf32_Half    e_phentsize;            /* Program header table entry size */
+	Elf32_Half    e_phnum;                /* Program header table entry count */
+	Elf32_Half    e_shentsize;            /* Section header table entry size */
+	Elf32_Half    e_shnum;                /* Section header table entry count */
+	Elf32_Half    e_shstrndx;             /* Section header string table index */
+} Elf32_Ehdr;
+
+// Should be in e_ident
+#define ELFMAG          "\177ELF\1\1"	/* ELF Magic number */
+
+// Program header (contains info about segment)
+typedef struct {
+	Elf32_Word    p_type;                 /* Segment type */
+	Elf32_Off     p_offset;               /* Segment file offset */
+	Elf32_Addr    p_vaddr;                /* Segment virtual address */
+	Elf32_Addr    p_paddr;                /* Segment physical address */
+	Elf32_Word    p_filesz;               /* Segment size in file */
+	Elf32_Word    p_memsz;                /* Segment size in memory */
+	Elf32_Word    p_flags;                /* Segment flags */
+	Elf32_Word    p_align;                /* Segment alignment */
+} Elf32_Phdr;
+
+// Section header (contains info about section)
+typedef struct {
+	Elf32_Word    sh_name;                /* Section name (string tbl index) */
+	Elf32_Word    sh_type;                /* Section type */
+	Elf32_Word    sh_flags;               /* Section flags */
+	Elf32_Addr    sh_addr;                /* Section virtual addr at execution */
+	Elf32_Off     sh_offset;              /* Section file offset */
+	Elf32_Word    sh_size;                /* Section size in bytes */
+	Elf32_Word    sh_link;                /* Link to another section */
+	Elf32_Word    sh_info;                /* Additional section information */
+	Elf32_Word    sh_addralign;           /* Section alignment */
+	Elf32_Word    sh_entsize;             /* Entry size if section holds table */
+} Elf32_Shdr;
+
+// Symbol entry (contain info about a symbol)
+typedef struct {
+	Elf32_Word    st_name;                /* Symbol name (string tbl index) */
+	Elf32_Addr    st_value;               /* Symbol value */
+	Elf32_Word    st_size;                /* Symbol size */
+	unsigned char st_info;                /* Symbol type and binding */
+	unsigned char st_other;               /* Symbol visibility */
+	Elf32_Section st_shndx;               /* Section index */
+} Elf32_Sym;
+
+// Relocation entry (info about how to relocate)
+typedef struct {
+	Elf32_Addr    r_offset;               /* Address */
+	Elf32_Word    r_info;                 /* Relocation type and symbol index */
+	Elf32_Sword   r_addend;               /* Addend */
+} Elf32_Rela;
+
+#endif /* BACKENDS_ELF_H */


Property changes on: scummvm/branches/gsoc2010-plugins/backends/platform/gp2xwiz/elf32.h
___________________________________________________________________
Added: svn:mime-type
   + text/plain
Added: svn:keywords
   + Id URL
Added: svn:eol-style
   + native


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