encoding.base64: use u8

master
Alexander Medvednikov 2022-04-15 15:10:34 +03:00
parent d4a0d6f73c
commit c3ad4e2069
2 changed files with 12 additions and 12 deletions

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@ -1,10 +1,10 @@
module base64 module base64
// encode_in_buffer base64 encodes the `[]byte` passed in `data` into `buffer`. // encode_in_buffer base64 encodes the `[]u8` passed in `data` into `buffer`.
// encode_in_buffer returns the size of the encoded data in the buffer. // encode_in_buffer returns the size of the encoded data in the buffer.
// Please note: The buffer should be large enough (i.e. 4/3 of the data.len, or larger) to hold the encoded data. // Please note: The buffer should be large enough (i.e. 4/3 of the data.len, or larger) to hold the encoded data.
// Please note: The function does NOT allocate new memory, and is suitable for handling very large strings. // Please note: The function does NOT allocate new memory, and is suitable for handling very large strings.
pub fn encode_in_buffer(data []byte, buffer &byte) int { pub fn encode_in_buffer(data []u8, buffer &byte) int {
return encode_from_buffer(buffer, data.data, data.len) return encode_from_buffer(buffer, data.data, data.len)
} }
@ -12,7 +12,7 @@ pub fn encode_in_buffer(data []byte, buffer &byte) int {
// and write the bytes into `dest`. // and write the bytes into `dest`.
// Please note: The `dest` buffer should be large enough (i.e. 4/3 of the src_len, or larger) to hold the encoded data. // Please note: The `dest` buffer should be large enough (i.e. 4/3 of the src_len, or larger) to hold the encoded data.
// Please note: This function is for internal base64 encoding // Please note: This function is for internal base64 encoding
fn encode_from_buffer(dest &byte, src &byte, src_len int) int { fn encode_from_buffer(dest &u8, src &u8, src_len int) int {
if src_len == 0 { if src_len == 0 {
return 0 return 0
} }
@ -76,7 +76,7 @@ fn encode_from_buffer(dest &byte, src &byte, src_len int) int {
// Please note: The `buffer` should be large enough (i.e. 3/4 of the data.len, or larger) // Please note: The `buffer` should be large enough (i.e. 3/4 of the data.len, or larger)
// to hold the decoded data. // to hold the decoded data.
// Please note: This function does NOT allocate new memory, and is thus suitable for handling very large strings. // Please note: This function does NOT allocate new memory, and is thus suitable for handling very large strings.
pub fn decode_in_buffer(data &string, buffer &byte) int { pub fn decode_in_buffer(data &string, buffer &u8) int {
return decode_from_buffer(buffer, data.str, data.len) return decode_from_buffer(buffer, data.str, data.len)
} }
@ -85,7 +85,7 @@ pub fn decode_in_buffer(data &string, buffer &byte) int {
// Please note: The `buffer` should be large enough (i.e. 3/4 of the data.len, or larger) // Please note: The `buffer` should be large enough (i.e. 3/4 of the data.len, or larger)
// to hold the decoded data. // to hold the decoded data.
// Please note: This function does NOT allocate new memory, and is thus suitable for handling very large strings. // Please note: This function does NOT allocate new memory, and is thus suitable for handling very large strings.
pub fn decode_in_buffer_bytes(data []byte, buffer &byte) int { pub fn decode_in_buffer_bytes(data []u8, buffer &u8) int {
return decode_from_buffer(buffer, data.data, data.len) return decode_from_buffer(buffer, data.data, data.len)
} }
@ -95,7 +95,7 @@ pub fn decode_in_buffer_bytes(data []byte, buffer &byte) int {
// to hold the decoded data. // to hold the decoded data.
// Please note: This function does NOT allocate new memory, and is thus suitable for handling very large strings. // Please note: This function does NOT allocate new memory, and is thus suitable for handling very large strings.
// Please note: This function is for internal base64 decoding // Please note: This function is for internal base64 decoding
fn decode_from_buffer(dest &byte, src &byte, src_len int) int { fn decode_from_buffer(dest &u8, src &u8, src_len int) int {
if src_len < 4 { if src_len < 4 {
return 0 return 0
} }
@ -176,19 +176,19 @@ fn decode_from_buffer(dest &byte, src &byte, src_len int) int {
union B64_64_datablock { union B64_64_datablock {
mut: mut:
data u64 data u64
data_byte [8]byte data_byte [8]u8
} }
union B64_32_datablock { union B64_32_datablock {
mut: mut:
data u32 data u32
data_byte [4]byte data_byte [4]u8
} }
// decode decodes the base64 encoded `string` value passed in `data`. // decode decodes the base64 encoded `string` value passed in `data`.
// Please note: If you need to decode many strings repeatedly, take a look at `decode_in_buffer`. // Please note: If you need to decode many strings repeatedly, take a look at `decode_in_buffer`.
// Example: assert base64.decode('ViBpbiBiYXNlIDY0') == 'V in base 64' // Example: assert base64.decode('ViBpbiBiYXNlIDY0') == 'V in base 64'
pub fn decode(data string) []byte { pub fn decode(data string) []u8 {
mut size := i64(data.len) * 3 / 4 mut size := i64(data.len) * 3 / 4
if size <= 0 || data.len % 4 != 0 { if size <= 0 || data.len % 4 != 0 {
return [] return []
@ -219,7 +219,7 @@ pub fn decode_str(data string) string {
// Please note: base64 encoding returns a `string` that is ~ 4/3 larger than the input. // Please note: base64 encoding returns a `string` that is ~ 4/3 larger than the input.
// Please note: If you need to encode many strings repeatedly, take a look at `encode_in_buffer`. // Please note: If you need to encode many strings repeatedly, take a look at `encode_in_buffer`.
// Example: assert base64.encode('V in base 64') == 'ViBpbiBiYXNlIDY0' // Example: assert base64.encode('V in base 64') == 'ViBpbiBiYXNlIDY0'
pub fn encode(data []byte) string { pub fn encode(data []u8) string {
return alloc_and_encode(data.data, data.len) return alloc_and_encode(data.data, data.len)
} }
@ -230,7 +230,7 @@ pub fn encode_str(data string) string {
// alloc_and_encode is a private function that allocates and encodes data into a string // alloc_and_encode is a private function that allocates and encodes data into a string
// Used by encode and encode_str // Used by encode and encode_str
fn alloc_and_encode(src &byte, len int) string { fn alloc_and_encode(src &u8, len int) string {
if len == 0 { if len == 0 {
return '' return ''
} }

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@ -22,7 +22,7 @@ type Object = Array
// string is the same as the autogenerated str() methods // string is the same as the autogenerated str() methods
pub fn (o Object) string() string { pub fn (o Object) string() string {
match o { match o {
byte { u8 {
panic('error: byte should only be used for &byte') panic('error: byte should only be used for &byte')
} }
bool { bool {