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efi_loader: parameters of CopyMem and SetMem

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The UEFI spec defines the length parameters of CopyMem and SetMem
as UINTN. We should size_t here.

The source buffer of CopyMem should be marked as const.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Alexander Graf <agraf@suse.de>
This commit is contained in:
Heinrich Schuchardt 2017-10-05 16:35:52 +02:00 committed by Alexander Graf
parent f7c78176d6
commit fc05a95906
2 changed files with 8 additions and 9 deletions
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7
include/efi_api.h
View File

@ -156,10 +156,9 @@ struct efi_boot_services {
void *handle, ...);
efi_status_t (EFIAPI *calculate_crc32)(void *data,
unsigned long data_size, uint32_t *crc32);
void (EFIAPI *copy_mem)(void *destination, void *source,
unsigned long length);
void (EFIAPI *set_mem)(void *buffer, unsigned long size,
uint8_t value);
void (EFIAPI *copy_mem)(void *destination, const void *source,
size_t length);
void (EFIAPI *set_mem)(void *buffer, size_t size, uint8_t value);
void *create_event_ex;
};

10
lib/efi_loader/efi_boottime.c
View File

@ -1863,10 +1863,10 @@ static efi_status_t EFIAPI efi_calculate_crc32(void *data,
* @source source of the copy operation
* @length number of bytes to copy
*/
static void EFIAPI efi_copy_mem(void *destination, void *source,
unsigned long length)
static void EFIAPI efi_copy_mem(void *destination, const void *source,
size_t length)
{
EFI_ENTRY("%p, %p, %ld", destination, source, length);
EFI_ENTRY("%p, %p, %ld", destination, source, (unsigned long)length);
memcpy(destination, source, length);
EFI_EXIT(EFI_SUCCESS);
}
@ -1882,9 +1882,9 @@ static void EFIAPI efi_copy_mem(void *destination, void *source,
* @size size of buffer in bytes
* @value byte to copy to the buffer
*/
static void EFIAPI efi_set_mem(void *buffer, unsigned long size, uint8_t value)
static void EFIAPI efi_set_mem(void *buffer, size_t size, uint8_t value)
{
EFI_ENTRY("%p, %ld, 0x%x", buffer, size, value);
EFI_ENTRY("%p, %ld, 0x%x", buffer, (unsigned long)size, value);
memset(buffer, value, size);
EFI_EXIT(EFI_SUCCESS);
}