12 #include "elfconfig.h"
14 #if KERNEL_ELFCLASS == ELFCLASS32
16 #define Elf_Ehdr Elf32_Ehdr
17 #define Elf_Shdr Elf32_Shdr
18 #define Elf_Sym Elf32_Sym
19 #define Elf_Addr Elf32_Addr
20 #define Elf_Sword Elf64_Sword
21 #define Elf_Section Elf32_Half
22 #define ELF_ST_BIND ELF32_ST_BIND
23 #define ELF_ST_TYPE ELF32_ST_TYPE
25 #define Elf_Rel Elf32_Rel
26 #define Elf_Rela Elf32_Rela
27 #define ELF_R_SYM ELF32_R_SYM
28 #define ELF_R_TYPE ELF32_R_TYPE
31 #define Elf_Ehdr Elf64_Ehdr
32 #define Elf_Shdr Elf64_Shdr
33 #define Elf_Sym Elf64_Sym
34 #define Elf_Addr Elf64_Addr
35 #define Elf_Sword Elf64_Sxword
36 #define Elf_Section Elf64_Half
37 #define ELF_ST_BIND ELF64_ST_BIND
38 #define ELF_ST_TYPE ELF64_ST_TYPE
40 #define Elf_Rel Elf64_Rel
41 #define Elf_Rela Elf64_Rela
42 #define ELF_R_SYM ELF64_R_SYM
43 #define ELF_R_TYPE ELF64_R_TYPE
46 /* The 64-bit MIPS ELF ABI uses an unusual reloc format. */
49 Elf32_Word r_sym; /* Symbol index */
50 unsigned char r_ssym; /* Special symbol for 2nd relocation */
51 unsigned char r_type3; /* 3rd relocation type */
52 unsigned char r_type2; /* 2nd relocation type */
53 unsigned char r_type1; /* 1st relocation type */
58 Elf64_Xword r_info_number;
59 _Elf64_Mips_R_Info r_info_fields;
60 } _Elf64_Mips_R_Info_union;
62 #define ELF64_MIPS_R_SYM(i) \
63 ((__extension__ (_Elf64_Mips_R_Info_union)(i)).r_info_fields.r_sym)
65 #define ELF64_MIPS_R_TYPE(i) \
66 ((__extension__ (_Elf64_Mips_R_Info_union)(i)).r_info_fields.r_type1)
68 #if KERNEL_ELFDATA != HOST_ELFDATA
70 static inline void __endian(const void *src, void *dest, unsigned int size)
73 for (i = 0; i < size; i++)
74 ((unsigned char*)dest)[i] = ((unsigned char*)src)[size - i-1];
77 #define TO_NATIVE(x) \
80 __endian(&(x), &(__x), sizeof(__x)); \
84 #else /* endianness matches */
86 #define TO_NATIVE(x) (x)
90 #define NOFAIL(ptr) do_nofail((ptr), #ptr)
91 void *do_nofail(void *ptr, const char *expr);
99 void __attribute__((format(printf, 2, 3)))
100 buf_printf(struct buffer *buf, const char *fmt, ...);
103 buf_write(struct buffer *buf, const char *s, int len);
109 struct symbol *unres;
114 struct buffer dev_table_buf;
124 Elf_Sym *symtab_start;
125 Elf_Sym *symtab_stop;
126 Elf_Section export_sec;
127 Elf_Section export_unused_sec;
128 Elf_Section export_gpl_sec;
129 Elf_Section export_unused_gpl_sec;
130 Elf_Section export_gpl_future_sec;
131 Elf_Section markers_strings_sec;
134 unsigned int modinfo_len;
138 extern unsigned int cross_build;
139 void handle_moddevtable(struct module *mod, struct elf_info *info,
140 Elf_Sym *sym, const char *symname);
141 void add_moddevtable(struct buffer *buf, struct module *mod);
144 void maybe_frob_rcs_version(const char *modfilename,
147 unsigned long modinfo_offset);
148 void get_src_version(const char *modname, char sum[], unsigned sumlen);
151 void *grab_file(const char *filename, unsigned long *size);
152 char* get_next_line(unsigned long *pos, void *file, unsigned long size);
153 void release_file(void *file, unsigned long size);
155 void fatal(const char *fmt, ...);
156 void warn(const char *fmt, ...);
157 void merror(const char *fmt, ...);