mirror of https://github.com/swaywm/sway.git
58 lines
1.3 KiB
C
58 lines
1.3 KiB
C
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#include <assert.h>
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#include <stdlib.h>
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#include <unistd.h>
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#include <wlr/util/log.h>
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#include <xkbcommon/xkbcommon.h>
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#include "swaylock/swaylock.h"
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#include "swaylock/seat.h"
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#include "unicode.h"
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static void backspace(struct swaylock_password *pw) {
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if (pw->len != 0) {
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pw->buffer[--pw->len] = 0;
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}
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}
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static void append_ch(struct swaylock_password *pw, uint32_t codepoint) {
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if (!pw->buffer) {
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pw->size = 8;
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if (!(pw->buffer = malloc(pw->size))) {
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// TODO: Display error
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return;
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}
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pw->buffer[0] = 0;
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}
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size_t utf8_size = utf8_chsize(codepoint);
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if (pw->len + utf8_size + 1 >= pw->size) {
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size_t size = pw->size * 2;
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char *buffer = realloc(pw->buffer, size);
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if (!buffer) {
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// TODO: Display error
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return;
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}
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pw->size = size;
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pw->buffer = buffer;
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}
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utf8_encode(&pw->buffer[pw->len], codepoint);
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pw->buffer[pw->len + utf8_size] = 0;
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pw->len += utf8_size;
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}
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void swaylock_handle_key(struct swaylock_state *state,
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xkb_keysym_t keysym, uint32_t codepoint) {
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switch (keysym) {
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case XKB_KEY_KP_Enter: /* fallthrough */
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case XKB_KEY_Return:
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// TODO: Attempt password
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break;
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case XKB_KEY_BackSpace:
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backspace(&state->password);
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break;
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default:
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if (codepoint) {
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append_ch(&state->password, codepoint);
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}
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break;
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}
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}
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