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Use an enum for UTF8 decoder state

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Kovid Goyal
2021-03-31 15:19:27 +05:30
parent 9838a336d5
commit 0372242d12
7 changed files with 15 additions and 16 deletions
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11
kitty/charsets.c generated
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@@ -7,10 +7,8 @@
// Taken from consolemap.c in the linux vt driver sourcecode
#include <stddef.h>
#include <stdint.h>
#define UTF8_ACCEPT 0
#define UTF8_REJECT 1
#include "data-types.h"
static uint32_t charset_translations[5][256] = {
/* 8-bit Latin-1 mapped to Unicode -- trivial mapping */
@@ -231,7 +229,7 @@ static const uint8_t utf8_data[] = {
};
uint32_t
decode_utf8(uint32_t* state, uint32_t* codep, uint8_t byte) {
decode_utf8(UTF8State* state, uint32_t* codep, uint8_t byte) {
uint32_t type = utf8_data[byte];
*codep = (*state != UTF8_ACCEPT) ?
@@ -245,7 +243,8 @@ decode_utf8(uint32_t* state, uint32_t* codep, uint8_t byte) {
size_t
decode_utf8_string(const char *src, size_t sz, uint32_t *dest) {
// dest must be a zeroed array of size at least sz
uint32_t codep = 0, state = 0, prev = UTF8_ACCEPT;
uint32_t codep = 0;
UTF8State state = 0, prev = UTF8_ACCEPT;
size_t i, d;
for (i = 0, d = 0; i < sz; i++) {
switch(decode_utf8(&state, &codep, src[i])) {