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| author | rykad <> | 2026-01-17 22:26:25 +0000 |
|---|---|---|
| committer | rykad <> | 2026-01-17 22:26:25 +0000 |
| commit | 454f75cb2288e171cd4d40879938ea970e3b9019 (patch) | |
| tree | 1cdbb963309de4cfaa1aeb223315cbba28ebcd58 /core/encoding/base64 | |
| parent | d46c547264c2be4ff46887d96354e653dbd6069d (diff) | |
core:encoding/base64: add support for url variant
Diffstat (limited to 'core/encoding/base64')
| -rw-r--r-- | core/encoding/base64/base64.odin | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/core/encoding/base64/base64.odin b/core/encoding/base64/base64.odin index 032716bde..0677fdfb7 100644 --- a/core/encoding/base64/base64.odin +++ b/core/encoding/base64/base64.odin @@ -24,6 +24,18 @@ ENC_TABLE := [64]byte { '4', '5', '6', '7', '8', '9', '+', '/', } +// Encoding table for Base64url variant +ENC_URL_TABLE := [64]byte { + 'A', 'B', 'C', 'D', 'E', 'F', 'G', 'H', + 'I', 'J', 'K', 'L', 'M', 'N', 'O', 'P', + 'Q', 'R', 'S', 'T', 'U', 'V', 'W', 'X', + 'Y', 'Z', 'a', 'b', 'c', 'd', 'e', 'f', + 'g', 'h', 'i', 'j', 'k', 'l', 'm', 'n', + 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', + 'w', 'x', 'y', 'z', '0', '1', '2', '3', + '4', '5', '6', '7', '8', '9', '-', '_', +} + PADDING :: '=' DEC_TABLE := [256]u8 { @@ -61,6 +73,43 @@ DEC_TABLE := [256]u8 { 0, 0, 0, 0, 0, 0, 0, 0, } +// Decoding table for Base64url variant +DEC_URL_TABLE := [256]u8 { + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 62, 0, 0, + 52, 53, 54, 55, 56, 57, 58, 59, + 60, 61, 0, 0, 0, 0, 0, 0, + 0, 0, 1, 2, 3, 4, 5, 6, + 7, 8, 9, 10, 11, 12, 13, 14, + 15, 16, 17, 18, 19, 20, 21, 22, + 23, 24, 25, 0, 0, 0, 0, 63, + 0, 26, 27, 28, 29, 30, 31, 32, + 33, 34, 35, 36, 37, 38, 39, 40, + 41, 42, 43, 44, 45, 46, 47, 48, + 49, 50, 51, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, + 0, 0, 0, 0, 0, 0, 0, 0, +} + + encode :: proc(data: []byte, ENC_TBL := ENC_TABLE, allocator := context.allocator) -> (encoded: string, err: mem.Allocator_Error) #optional_allocator_error { out_length := encoded_len(data) if out_length == 0 { |