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bdk: add global header

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This commit is contained in:
CTCaer
2022-01-15 23:58:27 +02:00
parent 01b6e645b3
commit a5cd962f99
20 changed files with 630 additions and 246 deletions
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41
bdk/ianos/elfload/elf.h
View File

@@ -29,33 +29,34 @@
#ifndef ELF_H
#define ELF_H
#include <stdint.h>
typedef uint8_t Elf_Byte;
#include <utils/types.h>
typedef uint32_t Elf32_Addr; /* Unsigned program address */
typedef uint32_t Elf32_Off; /* Unsigned file offset */
typedef int32_t Elf32_Sword; /* Signed large integer */
typedef uint32_t Elf32_Word; /* Unsigned large integer */
typedef uint16_t Elf32_Half; /* Unsigned medium integer */
typedef u8 Elf_Byte;
typedef uint64_t Elf64_Addr;
typedef uint64_t Elf64_Off;
typedef int32_t Elf64_Shalf;
typedef u32 Elf32_Addr; /* Unsigned program address */
typedef u32 Elf32_Off; /* Unsigned file offset */
typedef s32 Elf32_Sword; /* Signed large integer */
typedef u32 Elf32_Word; /* Unsigned large integer */
typedef u16 Elf32_Half; /* Unsigned medium integer */
typedef u64 Elf64_Addr;
typedef u64 Elf64_Off;
typedef s32 Elf64_Shalf;
#ifdef __alpha__
typedef int64_t Elf64_Sword;
typedef uint64_t Elf64_Word;
typedef s64 Elf64_Sword;
typedef u64 Elf64_Word;
#else
typedef int32_t Elf64_Sword;
typedef uint32_t Elf64_Word;
typedef s32 Elf64_Sword;
typedef u32 Elf64_Word;
#endif
typedef int64_t Elf64_Sxword;
typedef uint64_t Elf64_Xword;
typedef s64 Elf64_Sxword;
typedef u64 Elf64_Xword;
typedef uint32_t Elf64_Half;
typedef uint16_t Elf64_Quarter;
typedef u32 Elf64_Half;
typedef u16 Elf64_Quarter;
/*
* e_ident[] identification indexes
@@ -376,7 +377,7 @@ typedef struct
#define ELF64_R_SYM(info) ((info) >> 32)
#define ELF64_R_TYPE(info) ((info)&0xFFFFFFFF)
#define ELF64_R_INFO(s, t) (((s) << 32) + (__uint32_t)(t))
#define ELF64_R_INFO(s, t) (((s) << 32) + (u32)(t))
#if defined(__mips64__) && defined(__MIPSEL__)
/*
@@ -389,7 +390,7 @@ typedef struct
#undef ELF64_R_INFO
#define ELF64_R_TYPE(info) (swap32((info) >> 32))
#define ELF64_R_SYM(info) ((info)&0xFFFFFFFF)
#define ELF64_R_INFO(s, t) (((__uint64_t)swap32(t) << 32) + (__uint32_t)(s))
#define ELF64_R_INFO(s, t) (((u64)swap32(t) << 32) + (u32)(s))
#endif /* __mips64__ && __MIPSEL__ */
/* Program Header */

8
bdk/ianos/elfload/elfload.c
View File

@@ -25,7 +25,7 @@ el_status el_pread(el_ctx *ctx, void *def, size_t nb, size_t offset)
}
#define EL_PHOFF(ctx, num) (((ctx)->ehdr.e_phoff + (num) *(ctx)->ehdr.e_phentsize))
el_status el_findphdr(el_ctx *ctx, Elf_Phdr *phdr, uint32_t type, unsigned *i)
el_status el_findphdr(el_ctx *ctx, Elf_Phdr *phdr, u32 type, unsigned *i)
{
el_status rv = EL_OK;
for (; *i < ctx->ehdr.e_phnum; (*i)++)
@@ -44,7 +44,7 @@ el_status el_findphdr(el_ctx *ctx, Elf_Phdr *phdr, uint32_t type, unsigned *i)
}
#define EL_SHOFF(ctx, num) (((ctx)->ehdr.e_shoff + (num) *(ctx)->ehdr.e_shentsize))
el_status el_findshdr(el_ctx *ctx, Elf_Shdr *shdr, uint32_t type, unsigned *i)
el_status el_findshdr(el_ctx *ctx, Elf_Shdr *shdr, u32 type, unsigned *i)
{
el_status rv = EL_OK;
@@ -213,7 +213,7 @@ el_status el_load(el_ctx *ctx, el_alloc_cb alloc)
return rv;
}
el_status el_finddyn(el_ctx *ctx, Elf_Dyn *dyn, uint32_t tag)
el_status el_finddyn(el_ctx *ctx, Elf_Dyn *dyn, u32 tag)
{
el_status rv = EL_OK;
size_t ndyn = ctx->dynsize / sizeof(Elf_Dyn);
@@ -231,7 +231,7 @@ el_status el_finddyn(el_ctx *ctx, Elf_Dyn *dyn, uint32_t tag)
return EL_OK;
}
el_status el_findrelocs(el_ctx *ctx, el_relocinfo *ri, uint32_t type)
el_status el_findrelocs(el_ctx *ctx, el_relocinfo *ri, u32 type)
{
el_status rv = EL_OK;

8
bdk/ianos/elfload/elfload.h
View File

@@ -22,8 +22,6 @@
#include "elfarch.h"
#include "elf.h"
#include <utils/types.h>
#ifdef DEBUG
#include <gfx_utils.h>
#define EL_DEBUG(format, ...) \
@@ -100,7 +98,7 @@ el_status el_load(el_ctx *ctx, el_alloc_cb alloccb);
* If the end of the phdrs table was reached, *i is set to -1 and the contents
* of *phdr are undefined
*/
el_status el_findphdr(el_ctx *ctx, Elf_Phdr *phdr, uint32_t type, unsigned *i);
el_status el_findphdr(el_ctx *ctx, Elf_Phdr *phdr, u32 type, unsigned *i);
/* Relocate the loaded executable */
el_status el_relocate(el_ctx *ctx);
@@ -108,7 +106,7 @@ el_status el_relocate(el_ctx *ctx);
/* find a dynamic table entry
* returns the entry on success, dyn->d_tag = DT_NULL on failure
*/
el_status el_finddyn(el_ctx *ctx, Elf_Dyn *dyn, uint32_t type);
el_status el_finddyn(el_ctx *ctx, Elf_Dyn *dyn, u32 type);
typedef struct
{
@@ -122,6 +120,6 @@ typedef struct
* pass DT_REL or DT_RELA for type
* sets ri->entrysize = 0 if not found
*/
el_status el_findrelocs(el_ctx *ctx, el_relocinfo *ri, uint32_t type);
el_status el_findrelocs(el_ctx *ctx, el_relocinfo *ri, u32 type);
#endif

12
bdk/ianos/elfload/elfreloc_aarch64.c
View File

@@ -23,9 +23,9 @@
el_status el_applyrela(el_ctx *ctx, Elf_RelA *rel)
{
uintptr_t *p = (uintptr_t *)(rel->r_offset + ctx->base_load_paddr);
uint32_t type = ELF_R_TYPE(rel->r_info);
uint32_t sym = ELF_R_SYM(rel->r_info);
uptr *p = (uptr *)(rel->r_offset + ctx->base_load_paddr);
u32 type = ELF_R_TYPE(rel->r_info);
u32 sym = ELF_R_SYM(rel->r_info);
switch (type)
{
@@ -53,9 +53,9 @@ el_status el_applyrela(el_ctx *ctx, Elf_RelA *rel)
el_status el_applyrel(el_ctx *ctx, Elf_Rel *rel)
{
uintptr_t *p = (uintptr_t *)(rel->r_offset + ctx->base_load_paddr);
uint32_t type = ELF_R_TYPE(rel->r_info);
uint32_t sym = ELF_R_SYM(rel->r_info);
uptr *p = (uptr *)(rel->r_offset + ctx->base_load_paddr);
u32 type = ELF_R_TYPE(rel->r_info);
u32 sym = ELF_R_SYM(rel->r_info);
switch (type)
{

6
bdk/ianos/elfload/elfreloc_arm.c
View File

@@ -20,9 +20,9 @@
el_status el_applyrel(el_ctx *ctx, Elf_Rel *rel)
{
uint32_t sym = ELF_R_SYM(rel->r_info); // Symbol offset
uint32_t type = ELF_R_TYPE(rel->r_info); // Relocation Type
uintptr_t *p = (uintptr_t *)(rel->r_offset + ctx->base_load_paddr); // Target Addr
u32 sym = ELF_R_SYM(rel->r_info); // Symbol offset
u32 type = ELF_R_TYPE(rel->r_info); // Relocation Type
uptr *p = (uptr *)(rel->r_offset + ctx->base_load_paddr); // Target Addr
#if 0 // For later symbol usage
Elf32_Sym *elfSym;