mirror of
git://projects.qi-hardware.com/openwrt-xburst.git
synced 2024-11-30 21:07:32 +02:00
cc7c892f5b
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@33705 3c298f89-4303-0410-b956-a3cf2f4a3e73
158 lines
4.8 KiB
Diff
158 lines
4.8 KiB
Diff
--- /dev/null
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+++ b/include/a.out.h
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@@ -0,0 +1,138 @@
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+#ifndef __A_OUT_GNU_H__
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+#define __A_OUT_GNU_H__
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+
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+#include <bits/a.out.h>
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+
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+#define __GNU_EXEC_MACROS__
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+
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+struct exec
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+{
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+ unsigned long a_info; /* Use macros N_MAGIC, etc for access. */
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+ unsigned int a_text; /* Length of text, in bytes. */
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+ unsigned int a_data; /* Length of data, in bytes. */
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+ unsigned int a_bss; /* Length of uninitialized data area for file, in bytes. */
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+ unsigned int a_syms; /* Length of symbol table data in file, in bytes. */
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+ unsigned int a_entry; /* Start address. */
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+ unsigned int a_trsize;/* Length of relocation info for text, in bytes. */
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+ unsigned int a_drsize;/* Length of relocation info for data, in bytes. */
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+};
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+
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+enum machine_type
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+{
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+ M_OLDSUN2 = 0,
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+ M_68010 = 1,
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+ M_68020 = 2,
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+ M_SPARC = 3,
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+ M_386 = 100,
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+ M_MIPS1 = 151,
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+ M_MIPS2 = 152
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+};
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+
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+#define N_MAGIC(exec) ((exec).a_info & 0xffff)
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+#define N_MACHTYPE(exec) ((enum machine_type)(((exec).a_info >> 16) & 0xff))
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+#define N_FLAGS(exec) (((exec).a_info >> 24) & 0xff)
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+#define N_SET_INFO(exec, magic, type, flags) \
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+ ((exec).a_info = ((magic) & 0xffff) \
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+ | (((int)(type) & 0xff) << 16) \
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+ | (((flags) & 0xff) << 24))
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+#define N_SET_MAGIC(exec, magic) \
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+ ((exec).a_info = ((exec).a_info & 0xffff0000) | ((magic) & 0xffff))
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+#define N_SET_MACHTYPE(exec, machtype) \
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+ ((exec).a_info = \
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+ ((exec).a_info&0xff00ffff) | ((((int)(machtype))&0xff) << 16))
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+#define N_SET_FLAGS(exec, flags) \
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+ ((exec).a_info = \
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+ ((exec).a_info&0x00ffffff) | (((flags) & 0xff) << 24))
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+
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+/* Code indicating object file or impure executable. */
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+#define OMAGIC 0407
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+/* Code indicating pure executable. */
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+#define NMAGIC 0410
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+/* Code indicating demand-paged executable. */
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+#define ZMAGIC 0413
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+/* This indicates a demand-paged executable with the header in the text.
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+ The first page is unmapped to help trap NULL pointer references. */
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+#define QMAGIC 0314
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+/* Code indicating core file. */
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+#define CMAGIC 0421
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+
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+#define N_TRSIZE(a) ((a).a_trsize)
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+#define N_DRSIZE(a) ((a).a_drsize)
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+#define N_SYMSIZE(a) ((a).a_syms)
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+#define N_BADMAG(x) \
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+ (N_MAGIC(x) != OMAGIC && N_MAGIC(x) != NMAGIC \
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+ && N_MAGIC(x) != ZMAGIC && N_MAGIC(x) != QMAGIC)
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+#define _N_HDROFF(x) (1024 - sizeof (struct exec))
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+#define N_TXTOFF(x) \
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+ (N_MAGIC(x) == ZMAGIC ? _N_HDROFF((x)) + sizeof (struct exec) : \
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+ (N_MAGIC(x) == QMAGIC ? 0 : sizeof (struct exec)))
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+#define N_DATOFF(x) (N_TXTOFF(x) + (x).a_text)
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+#define N_TRELOFF(x) (N_DATOFF(x) + (x).a_data)
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+#define N_DRELOFF(x) (N_TRELOFF(x) + N_TRSIZE(x))
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+#define N_SYMOFF(x) (N_DRELOFF(x) + N_DRSIZE(x))
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+#define N_STROFF(x) (N_SYMOFF(x) + N_SYMSIZE(x))
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+
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+/* Address of text segment in memory after it is loaded. */
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+#define N_TXTADDR(x) (N_MAGIC(x) == QMAGIC ? 4096 : 0)
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+
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+/* Address of data segment in memory after it is loaded. */
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+#define SEGMENT_SIZE 1024
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+
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+#define _N_SEGMENT_ROUND(x) (((x) + SEGMENT_SIZE - 1) & ~(SEGMENT_SIZE - 1))
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+#define _N_TXTENDADDR(x) (N_TXTADDR(x)+(x).a_text)
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+
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+#define N_DATADDR(x) \
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+ (N_MAGIC(x)==OMAGIC? (_N_TXTENDADDR(x)) \
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+ : (_N_SEGMENT_ROUND (_N_TXTENDADDR(x))))
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+#define N_BSSADDR(x) (N_DATADDR(x) + (x).a_data)
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+
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+#if !defined (N_NLIST_DECLARED)
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+struct nlist
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+{
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+ union
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+ {
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+ char *n_name;
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+ struct nlist *n_next;
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+ long n_strx;
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+ } n_un;
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+ unsigned char n_type;
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+ char n_other;
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+ short n_desc;
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+ unsigned long n_value;
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+};
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+#endif /* no N_NLIST_DECLARED. */
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+
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+#define N_UNDF 0
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+#define N_ABS 2
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+#define N_TEXT 4
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+#define N_DATA 6
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+#define N_BSS 8
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+#define N_FN 15
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+#define N_EXT 1
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+#define N_TYPE 036
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+#define N_STAB 0340
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+#define N_INDR 0xa
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+#define N_SETA 0x14 /* Absolute set element symbol. */
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+#define N_SETT 0x16 /* Text set element symbol. */
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+#define N_SETD 0x18 /* Data set element symbol. */
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+#define N_SETB 0x1A /* Bss set element symbol. */
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+#define N_SETV 0x1C /* Pointer to set vector in data area. */
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+
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+#if !defined (N_RELOCATION_INFO_DECLARED)
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+/* This structure describes a single relocation to be performed.
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+ The text-relocation section of the file is a vector of these structures,
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+ all of which apply to the text section.
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+ Likewise, the data-relocation section applies to the data section. */
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+
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+struct relocation_info
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+{
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+ int r_address;
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+ unsigned int r_symbolnum:24;
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+ unsigned int r_pcrel:1;
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+ unsigned int r_length:2;
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+ unsigned int r_extern:1;
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+ unsigned int r_pad:4;
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+};
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+#endif /* no N_RELOCATION_INFO_DECLARED. */
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+
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+#endif /* __A_OUT_GNU_H__ */
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--- /dev/null
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+++ b/include/bits/a.out.h
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@@ -0,0 +1,13 @@
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+#ifndef __A_OUT_GNU_H__
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+# error "Never use <bits/a.out.h> directly; include <a.out.h> instead."
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+#endif
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+
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+#include <bits/wordsize.h>
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+
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+#if __WORDSIZE == 64
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+
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+/* Signal to users of this header that this architecture really doesn't
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+ support a.out binary format. */
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+#define __NO_A_OUT_SUPPORT 1
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+
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+#endif
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