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fix section copy bug && format code style

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git-svn-id: https://rt-thread.googlecode.com/svn/trunk@2236 bbd45198-f89e-11dd-88c7-29a3b14d5316
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qiuyiuestc@gmail.com 2012-07-28 02:57:02 +00:00
parent cb9cfb3100
commit a3aacbd385
2 changed files with 1191 additions and 1148 deletions
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2161
src/module.c
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178
src/module.h
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@ -27,22 +27,22 @@ typedef rt_uint32_t Elf32_Word; /* Unsigned large integer */
typedef rt_uint16_t Elf32_Half; /* Unsigned medium integer */
/* e_ident[] magic number */
#define ELFMAG0 0x7f /* e_ident[EI_MAG0] */
#define ELFMAG1 'E' /* e_ident[EI_MAG1] */
#define ELFMAG2 'L' /* e_ident[EI_MAG2] */
#define ELFMAG3 'F' /* e_ident[EI_MAG3] */
#define RTMMAG "\177RTM" /* magic */
#define ELFMAG "\177ELF" /* magic */
#define SELFMAG 4 /* size of magic */
#define ELFMAG0 0x7f /* e_ident[EI_MAG0] */
#define ELFMAG1 'E' /* e_ident[EI_MAG1] */
#define ELFMAG2 'L' /* e_ident[EI_MAG2] */
#define ELFMAG3 'F' /* e_ident[EI_MAG3] */
#define RTMMAG "\177RTM" /* magic */
#define ELFMAG "\177ELF" /* magic */
#define SELFMAG 4 /* size of magic */
#define EI_CLASS 4 /* file class */
#define EI_NIDENT 16 /* Size of e_ident[] */
/* e_ident[] file class */
#define ELFCLASSNONE 0 /* invalid */
#define ELFCLASS32 1 /* 32-bit objs */
#define ELFCLASS64 2 /* 64-bit objs */
#define ELFCLASSNUM 3 /* number of classes */
#define ELFCLASSNONE 0 /* invalid */
#define ELFCLASS32 1 /* 32-bit objs */
#define ELFCLASS64 2 /* 64-bit objs */
#define ELFCLASSNUM 3 /* number of classes */
/* e_ident[] data encoding */
#define ELFDATANONE 0 /* invalid */
@ -65,37 +65,37 @@ typedef rt_uint16_t Elf32_Half; /* Unsigned medium integer */
/* ELF Header */
typedef struct elfhdr
{
unsigned char e_ident[EI_NIDENT]; /* ELF Identification */
Elf32_Half e_type; /* object file type */
Elf32_Half e_machine; /* machine */
Elf32_Word e_version; /* object file version */
Elf32_Addr e_entry; /* virtual entry point */
Elf32_Off e_phoff; /* program header table offset */
Elf32_Off e_shoff; /* section header table offset */
Elf32_Word e_flags; /* processor-specific flags */
Elf32_Half e_ehsize; /* ELF header size */
Elf32_Half e_phentsize; /* program header entry size */
Elf32_Half e_phnum; /* number of program header entries */
Elf32_Half e_shentsize; /* section header entry size */
Elf32_Half e_shnum; /* number of section header entries */
Elf32_Half e_shstrndx; /* section header table's "section
unsigned char e_ident[EI_NIDENT]; /* ELF Identification */
Elf32_Half e_type; /* object file type */
Elf32_Half e_machine; /* machine */
Elf32_Word e_version; /* object file version */
Elf32_Addr e_entry; /* virtual entry point */
Elf32_Off e_phoff; /* program header table offset */
Elf32_Off e_shoff; /* section header table offset */
Elf32_Word e_flags; /* processor-specific flags */
Elf32_Half e_ehsize; /* ELF header size */
Elf32_Half e_phentsize; /* program header entry size */
Elf32_Half e_phnum; /* number of program header entries */
Elf32_Half e_shentsize; /* section header entry size */
Elf32_Half e_shnum; /* number of section header entries */
Elf32_Half e_shstrndx; /* section header table's "section
header string table" entry offset */
} Elf32_Ehdr;
/* Section Header */
typedef struct
{
Elf32_Word sh_name; /* name - index into section header
Elf32_Word sh_name; /* name - index into section header
string table section */
Elf32_Word sh_type; /* type */
Elf32_Word sh_flags; /* flags */
Elf32_Addr sh_addr; /* address */
Elf32_Off sh_offset; /* file offset */
Elf32_Word sh_size; /* section size */
Elf32_Word sh_link; /* section header table index link */
Elf32_Word sh_info; /* extra information */
Elf32_Word sh_addralign; /* address alignment */
Elf32_Word sh_entsize; /* section entry size */
Elf32_Word sh_type; /* type */
Elf32_Word sh_flags; /* flags */
Elf32_Addr sh_addr; /* address */
Elf32_Off sh_offset; /* file offset */
Elf32_Word sh_size; /* section size */
Elf32_Word sh_link; /* section header table index link */
Elf32_Word sh_info; /* extra information */
Elf32_Word sh_addralign; /* address alignment */
Elf32_Word sh_entsize; /* section entry size */
} Elf32_Shdr;
/* Section names */
@ -125,54 +125,54 @@ typedef struct
/* Symbol Table Entry */
typedef struct elf32_sym
{
Elf32_Word st_name; /* name - index into string table */
Elf32_Addr st_value; /* symbol value */
Elf32_Word st_size; /* symbol size */
unsigned char st_info; /* type and binding */
unsigned char st_other; /* 0 - no defined meaning */
Elf32_Half st_shndx; /* section header index */
Elf32_Word st_name; /* name - index into string table */
Elf32_Addr st_value; /* symbol value */
Elf32_Word st_size; /* symbol size */
unsigned char st_info; /* type and binding */
unsigned char st_other; /* 0 - no defined meaning */
Elf32_Half st_shndx; /* section header index */
} Elf32_Sym;
#define STB_LOCAL 0 /* BIND */
#define STB_GLOBAL 1
#define STB_WEAK 2
#define STB_NUM 3
#define STB_LOCAL 0 /* BIND */
#define STB_GLOBAL 1
#define STB_WEAK 2
#define STB_NUM 3
#define STB_LOPROC 13 /* processor specific range */
#define STB_HIPROC 15
#define STB_LOPROC 13 /* processor specific range */
#define STB_HIPROC 15
#define STT_NOTYPE 0 /* symbol type is unspecified */
#define STT_OBJECT 1 /* data object */
#define STT_FUNC 2 /* code object */
#define STT_SECTION 3 /* symbol identifies an ELF section */
#define STT_FILE 4 /* symbol's name is file name */
#define STT_COMMON 5 /* common data object */
#define STT_TLS 6 /* thread-local data object */
#define STT_NUM 7 /* # defined types in generic range */
#define STT_LOOS 10 /* OS specific range */
#define STT_HIOS 12
#define STT_LOPROC 13 /* processor specific range */
#define STT_HIPROC 15
#define STT_NOTYPE 0 /* symbol type is unspecified */
#define STT_OBJECT 1 /* data object */
#define STT_FUNC 2 /* code object */
#define STT_SECTION 3 /* symbol identifies an ELF section */
#define STT_FILE 4 /* symbol's name is file name */
#define STT_COMMON 5 /* common data object */
#define STT_TLS 6 /* thread-local data object */
#define STT_NUM 7 /* # defined types in generic range */
#define STT_LOOS 10 /* OS specific range */
#define STT_HIOS 12
#define STT_LOPROC 13 /* processor specific range */
#define STT_HIPROC 15
#define STN_UNDEF 0 /* undefined */
#define ELF_ST_BIND(info) ((info) >> 4)
#define ELF_ST_TYPE(info) ((info) & 0xf)
#define ELF_ST_INFO(bind, type) (((bind)<<4)+((type)&0xf))
#define ELF_ST_BIND(info) ((info) >> 4)
#define ELF_ST_TYPE(info) ((info) & 0xf)
#define ELF_ST_INFO(bind, type) (((bind)<<4)+((type)&0xf))
/* Relocation entry with implicit addend */
typedef struct
{
Elf32_Addr r_offset; /* offset of relocation */
Elf32_Word r_info; /* symbol table index and type */
Elf32_Addr r_offset; /* offset of relocation */
Elf32_Word r_info; /* symbol table index and type */
} Elf32_Rel;
/* Relocation entry with explicit addend */
typedef struct
{
Elf32_Addr r_offset; /* offset of relocation */
Elf32_Word r_info; /* symbol table index and type */
Elf32_Sword r_addend;
Elf32_Addr r_offset; /* offset of relocation */
Elf32_Word r_info; /* symbol table index and type */
Elf32_Sword r_addend;
} Elf32_Rela;
/* Extract relocation info - r_info */
@ -183,32 +183,32 @@ typedef struct
/*
* Relocation type for arm
*/
#define R_ARM_NONE 0
#define R_ARM_PC24 1
#define R_ARM_ABS32 2
#define R_ARM_REL32 3
#define R_ARM_THM_CALL 10
#define R_ARM_GLOB_DAT 21
#define R_ARM_JUMP_SLOT 22
#define R_ARM_RELATIVE 23
#define R_ARM_GOT_BREL 26
#define R_ARM_PLT32 27
#define R_ARM_CALL 28
#define R_ARM_JUMP24 29
#define R_ARM_THM_JUMP24 30
#define R_ARM_V4BX 40
#define R_ARM_NONE 0
#define R_ARM_PC24 1
#define R_ARM_ABS32 2
#define R_ARM_REL32 3
#define R_ARM_THM_CALL 10
#define R_ARM_GLOB_DAT 21
#define R_ARM_JUMP_SLOT 22
#define R_ARM_RELATIVE 23
#define R_ARM_GOT_BREL 26
#define R_ARM_PLT32 27
#define R_ARM_CALL 28
#define R_ARM_JUMP24 29
#define R_ARM_THM_JUMP24 30
#define R_ARM_V4BX 40
/* Program Header */
typedef struct
{
Elf32_Word p_type; /* segment type */
Elf32_Off p_offset; /* segment offset */
Elf32_Addr p_vaddr; /* virtual address of segment */
Elf32_Addr p_paddr; /* physical address - ignored? */
Elf32_Word p_filesz; /* number of bytes in file for seg. */
Elf32_Word p_memsz; /* number of bytes in mem. for seg. */
Elf32_Word p_flags; /* flags */
Elf32_Word p_align; /* memory alignment */
Elf32_Word p_type; /* segment type */
Elf32_Off p_offset; /* segment offset */
Elf32_Addr p_vaddr; /* virtual address of segment */
Elf32_Addr p_paddr; /* physical address - ignored? */
Elf32_Word p_filesz; /* number of bytes in file for seg. */
Elf32_Word p_memsz; /* number of bytes in mem. for seg. */
Elf32_Word p_flags; /* flags */
Elf32_Word p_align; /* memory alignment */
} Elf32_Phdr;
/* p_type */