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efi_loader: implement non-blocking file services

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Implement services OpenEx(), ReadEx(), WriteEx(), FlushEx() of the
EFI_FILE_PROTOCOL.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
This commit is contained in:
Heinrich Schuchardt 2021-01-01 08:39:43 +01:00
parent ee6726be4f
commit db12f518ed
2 changed files with 281 additions and 66 deletions
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28
include/efi_api.h
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@ -1589,35 +1589,35 @@ struct efi_file_io_token {
struct efi_file_handle {
u64 rev;
efi_status_t (EFIAPI *open)(struct efi_file_handle *file,
efi_status_t (EFIAPI *open)(struct efi_file_handle *this,
struct efi_file_handle **new_handle,
u16 *file_name, u64 open_mode, u64 attributes);
efi_status_t (EFIAPI *close)(struct efi_file_handle *file);
efi_status_t (EFIAPI *delete)(struct efi_file_handle *file);
efi_status_t (EFIAPI *read)(struct efi_file_handle *file,
efi_status_t (EFIAPI *close)(struct efi_file_handle *this);
efi_status_t (EFIAPI *delete)(struct efi_file_handle *this);
efi_status_t (EFIAPI *read)(struct efi_file_handle *this,
efi_uintn_t *buffer_size, void *buffer);
efi_status_t (EFIAPI *write)(struct efi_file_handle *file,
efi_status_t (EFIAPI *write)(struct efi_file_handle *this,
efi_uintn_t *buffer_size, void *buffer);
efi_status_t (EFIAPI *getpos)(struct efi_file_handle *file,
efi_status_t (EFIAPI *getpos)(struct efi_file_handle *this,
u64 *pos);
efi_status_t (EFIAPI *setpos)(struct efi_file_handle *file,
efi_status_t (EFIAPI *setpos)(struct efi_file_handle *this,
u64 pos);
efi_status_t (EFIAPI *getinfo)(struct efi_file_handle *file,
efi_status_t (EFIAPI *getinfo)(struct efi_file_handle *this,
const efi_guid_t *info_type, efi_uintn_t *buffer_size,
void *buffer);
efi_status_t (EFIAPI *setinfo)(struct efi_file_handle *file,
efi_status_t (EFIAPI *setinfo)(struct efi_file_handle *this,
const efi_guid_t *info_type, efi_uintn_t buffer_size,
void *buffer);
efi_status_t (EFIAPI *flush)(struct efi_file_handle *file);
efi_status_t (EFIAPI *open_ex)(struct efi_file_handle *file,
efi_status_t (EFIAPI *flush)(struct efi_file_handle *this);
efi_status_t (EFIAPI *open_ex)(struct efi_file_handle *this,
struct efi_file_handle **new_handle,
u16 *file_name, u64 open_mode, u64 attributes,
struct efi_file_io_token *token);
efi_status_t (EFIAPI *read_ex)(struct efi_file_handle *file,
efi_status_t (EFIAPI *read_ex)(struct efi_file_handle *this,
struct efi_file_io_token *token);
efi_status_t (EFIAPI *write_ex)(struct efi_file_handle *file,
efi_status_t (EFIAPI *write_ex)(struct efi_file_handle *this,
struct efi_file_io_token *token);
efi_status_t (EFIAPI *flush_ex)(struct efi_file_handle *file,
efi_status_t (EFIAPI *flush_ex)(struct efi_file_handle *this,
struct efi_file_io_token *token);
};