mirror of
https://github.com/tinygo-org/tinygo.git
synced 2026-08-14 07:53:40 +00:00
Matthew Hiles
112 lines
5.1 KiB
Go
112 lines
5.1 KiB
Go
package uefi
|
|
|
|
const (
|
|
uintnSize = 32 << (^uintptr(0) >> 63)
|
|
errorMask = 1 << uintptr(uintnSize-1)
|
|
)
|
|
|
|
const (
|
|
EFI_SUCCESS EFI_STATUS = 0
|
|
EFI_LOAD_ERROR EFI_STATUS = errorMask | 1
|
|
EFI_INVALID_PARAMETER EFI_STATUS = errorMask | 2
|
|
EFI_UNSUPPORTED EFI_STATUS = errorMask | 3
|
|
EFI_BAD_BUFFER_SIZE EFI_STATUS = errorMask | 4
|
|
EFI_BUFFER_TOO_SMALL EFI_STATUS = errorMask | 5
|
|
EFI_NOT_READY EFI_STATUS = errorMask | 6
|
|
EFI_DEVICE_ERROR EFI_STATUS = errorMask | 7
|
|
EFI_WRITE_PROTECTED EFI_STATUS = errorMask | 8
|
|
EFI_OUT_OF_RESOURCES EFI_STATUS = errorMask | 9
|
|
EFI_VOLUME_CORRUPTED EFI_STATUS = errorMask | 10
|
|
EFI_VOLUME_FULL EFI_STATUS = errorMask | 11
|
|
EFI_NO_MEDIA EFI_STATUS = errorMask | 12
|
|
EFI_MEDIA_CHANGED EFI_STATUS = errorMask | 13
|
|
EFI_NOT_FOUND EFI_STATUS = errorMask | 14
|
|
EFI_ACCESS_DENIED EFI_STATUS = errorMask | 15
|
|
EFI_NO_RESPONSE EFI_STATUS = errorMask | 16
|
|
EFI_NO_MAPPING EFI_STATUS = errorMask | 17
|
|
EFI_TIMEOUT EFI_STATUS = errorMask | 18
|
|
EFI_NOT_STARTED EFI_STATUS = errorMask | 19
|
|
EFI_ALREADY_STARTED EFI_STATUS = errorMask | 20
|
|
EFI_ABORTED EFI_STATUS = errorMask | 21
|
|
EFI_ICMP_ERROR EFI_STATUS = errorMask | 22
|
|
EFI_TFTP_ERROR EFI_STATUS = errorMask | 23
|
|
EFI_PROTOCOL_ERROR EFI_STATUS = errorMask | 24
|
|
EFI_INCOMPATIBLE_VERSION EFI_STATUS = errorMask | 25
|
|
EFI_SECURITY_VIOLATION EFI_STATUS = errorMask | 26
|
|
EFI_CRC_ERROR EFI_STATUS = errorMask | 27
|
|
EFI_END_OF_MEDIA EFI_STATUS = errorMask | 28
|
|
EFI_END_OF_FILE EFI_STATUS = errorMask | 31
|
|
EFI_INVALID_LANGUAGE EFI_STATUS = errorMask | 32
|
|
EFI_COMPROMISED_DATA EFI_STATUS = errorMask | 33
|
|
EFI_IP_ADDRESS_CONFLICT EFI_STATUS = errorMask | 34
|
|
EFI_HTTP_ERROR EFI_STATUS = errorMask | 35
|
|
)
|
|
|
|
var errMap = map[EFI_STATUS]*Error{}
|
|
|
|
var (
|
|
ErrLoadError = newError(EFI_LOAD_ERROR, "image failed to load")
|
|
ErrInvalidParameter = newError(EFI_INVALID_PARAMETER, "a parameter was incorrect")
|
|
ErrUnsupported = newError(EFI_UNSUPPORTED, "operation not supported")
|
|
ErrBadBufferSize = newError(EFI_BAD_BUFFER_SIZE, "buffer size incorrect for request")
|
|
ErrBufferTooSmall = newError(EFI_BUFFER_TOO_SMALL, "buffer too small; size returned in parameter")
|
|
ErrNotReady = newError(EFI_NOT_READY, "no data pending")
|
|
ErrDeviceError = newError(EFI_DEVICE_ERROR, "physical device reported an error")
|
|
ErrWriteProtected = newError(EFI_WRITE_PROTECTED, "device is write-protected")
|
|
ErrOutOfResources = newError(EFI_OUT_OF_RESOURCES, "out of resources")
|
|
ErrVolumeCorrupted = newError(EFI_VOLUME_CORRUPTED, "filesystem inconsistency detected")
|
|
ErrVolumeFull = newError(EFI_VOLUME_FULL, "no more space on filesystem")
|
|
ErrNoMedia = newError(EFI_NO_MEDIA, "device contains no medium")
|
|
ErrMediaChanged = newError(EFI_MEDIA_CHANGED, "medium changed since last access")
|
|
ErrNotFound = newError(EFI_NOT_FOUND, "item not found")
|
|
ErrAccessDenied = newError(EFI_ACCESS_DENIED, "access denied")
|
|
ErrNoResponse = newError(EFI_NO_RESPONSE, "server not found or no response")
|
|
ErrNoMapping = newError(EFI_NO_MAPPING, "no device mapping exists")
|
|
ErrTimeout = newError(EFI_TIMEOUT, "timeout expired")
|
|
ErrNotStarted = newError(EFI_NOT_STARTED, "protocol not started")
|
|
ErrAlreadyStarted = newError(EFI_ALREADY_STARTED, "protocol already started")
|
|
ErrAborted = newError(EFI_ABORTED, "operation aborted")
|
|
ErrICMPError = newError(EFI_ICMP_ERROR, "ICMP error during network operation")
|
|
ErrTFTPError = newError(EFI_TFTP_ERROR, "TFTP error during network operation")
|
|
ErrProtocolError = newError(EFI_PROTOCOL_ERROR, "protocol error during network operation")
|
|
ErrIncompatibleVersion = newError(EFI_INCOMPATIBLE_VERSION, "requested version incompatible")
|
|
ErrSecurityViolation = newError(EFI_SECURITY_VIOLATION, "security violation")
|
|
ErrCRCError = newError(EFI_CRC_ERROR, "CRC error detected")
|
|
ErrEndOfMedia = newError(EFI_END_OF_MEDIA, "beginning or end of media reached")
|
|
ErrEndOfFile = newError(EFI_END_OF_FILE, "end of file reached")
|
|
ErrInvalidLanguage = newError(EFI_INVALID_LANGUAGE, "invalid language specified")
|
|
ErrCompromisedData = newError(EFI_COMPROMISED_DATA, "data security status unknown or compromised")
|
|
ErrIPAddressConflict = newError(EFI_IP_ADDRESS_CONFLICT, "IP address conflict detected")
|
|
ErrHTTPError = newError(EFI_HTTP_ERROR, "HTTP error during network operation")
|
|
)
|
|
|
|
type Error struct {
|
|
code EFI_STATUS
|
|
msg string
|
|
}
|
|
|
|
func newError(code EFI_STATUS, msg string) *Error {
|
|
err := &Error{code: code, msg: msg}
|
|
errMap[code] = err
|
|
return err
|
|
}
|
|
|
|
func (e *Error) Error() string {
|
|
return e.msg
|
|
}
|
|
|
|
func (e *Error) Status() EFI_STATUS {
|
|
return e.code
|
|
}
|
|
|
|
func StatusError(status EFI_STATUS) *Error {
|
|
if status == EFI_SUCCESS {
|
|
return nil
|
|
}
|
|
err, ok := errMap[status]
|
|
if !ok {
|
|
return newError(status, "unknown EFI error")
|
|
}
|
|
return err
|
|
}
|