Urlader/urlib.h

/*
 * Copyright (c) 2012 Marc Alexander Lehmann <schmorp@schmorp.de>
 * 
 * Redistribution and use in source and binary forms, with or without modifica-
 * tion, are permitted provided that the following conditions are met:
 * 
 *   1.  Redistributions of source code must retain the above copyright notice,
 *       this list of conditions and the following disclaimer.
 * 
 *   2.  Redistributions in binary form must reproduce the above copyright
 *       notice, this list of conditions and the following disclaimer in the
 *       documentation and/or other materials provided with the distribution.
 * 
 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MER-
 * CHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.  IN NO
 * EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPE-
 * CIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTH-
 * ERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 * OF THE POSSIBILITY OF SUCH DAMAGE.
 *
 * Alternatively, the contents of this file may be used under the terms of
 * the GNU General Public License ("GPL") version 2 or any later version,
 * in which case the provisions of the GPL are applicable instead of
 * the above. If you wish to allow the use of your version of this file
 * only under the terms of the GPL and not to allow others to use your
 * version of this file under the BSD license, indicate your decision
 * by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL. If you do not delete the
 * provisions above, a recipient may use your version of this file under
 * either the BSD or the GPL.
 */

#ifndef URLIB_H_
#define URLIB_H_

#define URLADER "urlader"
#define URLADER_VERSION "1.0" /* a decimal number, not a version string */

enum
{
  T_NULL, // 5
  T_META, // 1 : exe_id, exe_ver
  T_ENV,  // 2 : name, value
  T_ARG,  // 3 : arg
  T_DIR,  // 4+: path
  T_FILE, // 4+: path, data
  T_NUM
};

enum
{
  F_LZF  = 0x01,
  F_EXEC = 0x10,
  F_NULL = 0
};

#define TAIL_MAGIC "ScHmOrp_PaCk_000"

struct u_pack_hdr
{
  unsigned char type;
  unsigned char flags;
  unsigned char namelen[2];
  unsigned char datalen[4];
};

#define u_16(ptr) (((ptr)[0] << 8) | (ptr)[1])
#define u_32(ptr) (((ptr)[0] << 24) | ((ptr)[1] << 16) | ((ptr)[2] << 8) | (ptr)[3])

struct u_pack_tail {
  unsigned char max_uncompressed[4]; /* maximum uncompressed file size */
  unsigned char size[4]; /* how many bytes to seke backwards from end(!) of tail */
  unsigned char reserved[8]; /* must be 0 */
  char magic[16];
  char md5_head[16]; /* md5(urlader) or 0, if there is no checksum */
  char md5_pack[16]; /* md5(pack) or 0, if there is no checksum */
};

#endif

Revision:	1.6
Committed:	Tue Jan 17 18:38:37 2012 UTC (12 years, 3 months ago) by root
Content type:	text/plain
Branch:	MAIN
CVS Tags:	rel-1_0, rel-1_01, HEAD
Changes since 1.5:	+36 -0 lines
Log Message:	* empty log message *
#	User	Rev	Content
1	root	1.6	/*
2			* Copyright (c) 2012 Marc Alexander Lehmann <schmorp@schmorp.de>
3			*
4			* Redistribution and use in source and binary forms, with or without modifica-
5			* tion, are permitted provided that the following conditions are met:
6			*
7			* 1. Redistributions of source code must retain the above copyright notice,
8			* this list of conditions and the following disclaimer.
9			*
10			* 2. Redistributions in binary form must reproduce the above copyright
11			* notice, this list of conditions and the following disclaimer in the
12			* documentation and/or other materials provided with the distribution.
13			*
14			* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
15			* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MER-
16			* CHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
17			* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPE-
18			* CIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19			* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
20			* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
21			* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTH-
22			* ERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
23			* OF THE POSSIBILITY OF SUCH DAMAGE.
24			*
25			* Alternatively, the contents of this file may be used under the terms of
26			* the GNU General Public License ("GPL") version 2 or any later version,
27			* in which case the provisions of the GPL are applicable instead of
28			* the above. If you wish to allow the use of your version of this file
29			* only under the terms of the GPL and not to allow others to use your
30			* version of this file under the BSD license, indicate your decision
31			* by deleting the provisions above and replace them with the notice
32			* and other provisions required by the GPL. If you do not delete the
33			* provisions above, a recipient may use your version of this file under
34			* either the BSD or the GPL.
35			*/
36
37	root	1.1	#ifndef URLIB_H_
38			#define URLIB_H_
39
40			#define URLADER "urlader"
41			#define URLADER_VERSION "1.0" /* a decimal number, not a version string */
42
43			enum
44			{
45	root	1.2	T_NULL, // 5
46			T_META, // 1 : exe_id, exe_ver
47			T_ENV, // 2 : name, value
48			T_ARG, // 3 : arg
49			T_DIR, // 4+: path
50			T_FILE, // 4+: path, data
51			T_NUM
52	root	1.1	};
53
54			enum
55			{
56	root	1.2	F_LZF = 0x01,
57			F_EXEC = 0x10,
58			F_NULL = 0
59	root	1.1	};
60
61	root	1.3	#define TAIL_MAGIC "ScHmOrp_PaCk_000"
62	root	1.1
63			struct u_pack_hdr
64			{
65			unsigned char type;
66			unsigned char flags;
67			unsigned char namelen[2];
68			unsigned char datalen[4];
69			};
70
71			#define u_16(ptr) (((ptr)[0] << 8) \| (ptr)[1])
72			#define u_32(ptr) (((ptr)[0] << 24) \| ((ptr)[1] << 16) \| ((ptr)[2] << 8) \| (ptr)[3])
73
74			struct u_pack_tail {
75	root	1.3	unsigned char max_uncompressed[4]; /* maximum uncompressed file size */
76			unsigned char size[4]; /* how many bytes to seke backwards from end(!) of tail */
77			unsigned char reserved[8]; /* must be 0 */
78			char magic[16];
79	root	1.4	char md5_head[16]; /* md5(urlader) or 0, if there is no checksum */
80	root	1.3	char md5_pack[16]; /* md5(pack) or 0, if there is no checksum */
81	root	1.1	};
82
83			#endif
84