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Add file and file_info protocols

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This commit is contained in:
Justin C. Miller
2020-02-25 22:24:18 -08:00
parent c317058f02
commit 23a690b506
3 changed files with 178 additions and 3 deletions
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4
include/uefi/boot_services.h
View File

@@ -13,9 +13,9 @@
namespace uefi {
namespace bs_impl {
using allocate_pages = status (*)(allocate_type, memory_type, uint64_t, uintptr_t*);
using allocate_pages = status (*)(allocate_type, memory_type, uint64_t, void**);
using allocate_pool = status (*)(memory_type, uint64_t, void**);
using handle_protocol = status (*)(handle, guid *, void **);
using handle_protocol = status (*)(handle, const guid *, void **);
using create_event = status (*)(evt, tpl, event_notify, void*, event*);
using locate_protocol = status (*)(const guid *, void *, void **);
using set_mem = void (*)(void *, uint64_t, uint8_t);

65
include/uefi/types.h
View File

@@ -12,8 +12,11 @@
namespace uefi {
using handle = void *;
using event = void *;
//
// Error and status code definitions
//
constexpr uint64_t error_bit = 0x8000000000000000ull;
constexpr uint64_t make_error(uint64_t e) { return e|error_bit; }
@@ -31,6 +34,29 @@ enum class status : uint64_t
inline bool is_error(status s) { return static_cast<uint64_t>(s) & error_bit; }
inline bool is_warning(status s) { return !is_error(s) && s != status::success; }
//
// Time defitions
//
struct time
{
uint16_t year;
uint8_t month;
uint8_t day;
uint8_t hour;
uint8_t minute;
uint8_t second;
uint8_t _pad0;
uint32_t nanosecond;
int16_t time_zone;
uint8_t daylight;
uint8_t _pad1;
};
//
// Memory and allocation defitions
//
enum class memory_type : uint32_t
{
reserved_memory_type,
@@ -58,6 +84,12 @@ enum class allocate_type : uint32_t
address
};
//
// Event handling defitions
//
using event = void *;
enum class evt : uint32_t
{
notify_wait = 0x00000100,
@@ -80,6 +112,37 @@ enum class tpl : uint64_t
using event_notify = void (*)(event, void*);
//
// File IO defitions
//
struct file_io_token
{
event event;
status status;
uint64_t buffer_size;
void *buffer;
};
enum class file_mode : uint64_t
{
read = 0x0000000000000001ull,
write = 0x0000000000000002ull,
create = 0x8000000000000000ull
};
enum class file_attr : uint64_t
{
none = 0,
read_only = 0x0000000000000001ull,
hidden = 0x0000000000000002ull,
system = 0x0000000000000004ull,
reserved = 0x0000000000000008ull,
directory = 0x0000000000000010ull,
archive = 0x0000000000000020ull
};
} // namespace uefi
#endif