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hw/loader: Pass ELFDATA endian order argument to load_elf_ram_sym()

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Rather than passing a boolean 'is_big_endian' argument,
directly pass the ELFDATA, which can be unspecified using
the ELFDATANONE value.

Update the call sites:
  0 -> ELFDATA2LSB

Suggested-by: Richard Henderson <richard.henderson@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Reviewed-by: Richard Henderson <richard.henderson@linaro.org>
Message-Id: <20250127113824.50177-5-philmd@linaro.org>
This commit is contained in:
Philippe Mathieu-Daudé 2025-01-26 15:03:04 +01:00
parent 518f8fdfe2
commit 3cd6dbce75
3 changed files with 11 additions and 13 deletions
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17
hw/core/loader.c
View file

@ -428,7 +428,8 @@ ssize_t load_elf_as(const char *filename,
{
return load_elf_ram_sym(filename, elf_note_fn,
translate_fn, translate_opaque,
pentry, lowaddr, highaddr, pflags, big_endian,
pentry, lowaddr, highaddr, pflags,
big_endian ? ELFDATA2MSB : ELFDATA2LSB,
elf_machine, clear_lsb, data_swab, as,
true, NULL);
}
@ -439,12 +440,12 @@ ssize_t load_elf_ram_sym(const char *filename,
uint64_t (*translate_fn)(void *, uint64_t),
void *translate_opaque, uint64_t *pentry,
uint64_t *lowaddr, uint64_t *highaddr,
uint32_t *pflags, int big_endian, int elf_machine,
uint32_t *pflags, int elf_data_order, int elf_machine,
int clear_lsb, int data_swab,
AddressSpace *as, bool load_rom, symbol_fn_t sym_cb)
{
const int host_data_order = HOST_BIG_ENDIAN ? ELFDATA2MSB : ELFDATA2LSB;
int fd, target_data_order, must_swab;
int fd, must_swab;
ssize_t ret = ELF_LOAD_FAILED;
uint8_t e_ident[EI_NIDENT];
@ -462,18 +463,14 @@ ssize_t load_elf_ram_sym(const char *filename,
ret = ELF_LOAD_NOT_ELF;
goto fail;
}
must_swab = host_data_order != e_ident[EI_DATA];
if (big_endian) {
target_data_order = ELFDATA2MSB;
} else {
target_data_order = ELFDATA2LSB;
}
if (target_data_order != e_ident[EI_DATA]) {
if (elf_data_order != ELFDATANONE && elf_data_order != e_ident[EI_DATA]) {
ret = ELF_LOAD_WRONG_ENDIAN;
goto fail;
}
must_swab = host_data_order != e_ident[EI_DATA];
lseek(fd, 0, SEEK_SET);
if (e_ident[EI_CLASS] == ELFCLASS64) {
ret = load_elf64(filename, fd, elf_note_fn,