diff options
Diffstat (limited to 'zap/source/amd64/mem/utf8dec.c')
| -rw-r--r-- | zap/source/amd64/mem/utf8dec.c | 51 |
1 files changed, 0 insertions, 51 deletions
diff --git a/zap/source/amd64/mem/utf8dec.c b/zap/source/amd64/mem/utf8dec.c deleted file mode 100644 index 62f3f61..0000000 --- a/zap/source/amd64/mem/utf8dec.c +++ /dev/null @@ -1,51 +0,0 @@ -/* - Copyright 2022 Gabriel Jensen. - This Source Code Form is subject to the terms of the Mozilla Public License, v. 2.0. - If a copy of the MPL was not distributed with this file, You can obtain one at https://mozilla.org/MPL/2.0/. -*/ - -#include <zap/priv.h> - -#include <zap/mem.h> - -void zap_utf8dec(zap_chr8 const * const _in,zap_chr20 * const _out) { - zap_chr8 const * in = _in; - zap_chr20 * out = _out; - for (;;++out) { - zap_chr8 const oct = *in; - if (oct >= 0xF0u) { /* Four octets. */ - zap_chr20 chr = ((zap_chr20)oct ^ 0xF0u) << 0x12u; - ++in; - chr += ((zap_chr20)*in ^ 0x80u) << 0xCu; - ++in; - chr += ((zap_chr20)*in ^ 0x80u) << 0x6u; - ++in; - chr += (zap_chr20)*in ^ 0x80u; - ++in; - *out = chr; - continue; - } - if (oct >= 0xE0u) { /* Three octets. */ - zap_chr20 chr = ((zap_chr20)oct ^ 0xE0u) << 0xCu; - ++in; - chr += ((zap_chr20)*in ^ 0x80u) << 0x6u; - ++in; - chr += (zap_chr20)*in ^ 0x80u; - ++in; - *out = chr; - continue; - } - if (oct >= 0xC0u) { /* Two octets. */ - zap_chr20 chr = ((zap_chr20)oct ^ 0xC0u) << 0x6u; - ++in; - chr += (zap_chr20)*in ^ 0x80u; - ++in; - *out = chr; - continue; - } - /* One octet. */ - *out = oct; - ++in; - if (oct == 0x0u) {break;} - } -} |