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fix incorrect keymap size and trailing 0 bytes when setting keymap

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Ref: https://github.com/jjsullivan5196/wvkbd/issues/35
Signed-off-by: Anjandev Momi <anjan@momi.ca>
This commit is contained in:
Maarten van Gompel 2023-05-04 00:16:05 +02:00 committed by Anjandev Momi
parent 98e6c43d54
commit 83edf203a7
1 changed files with 2 additions and 1 deletions
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keyboard.c
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@ -515,9 +515,10 @@ create_and_upload_keymap(struct kbd *kb, const char *name, uint32_t comp_unichr,
exit(9); exit(9);
} }
const char *keymap_template = keymaps[keymap_index]; const char *keymap_template = keymaps[keymap_index];
const size_t keymap_size = strlen(keymap_template) + 64; size_t keymap_size = strlen(keymap_template) + 64;
char *keymap_str = malloc(keymap_size); char *keymap_str = malloc(keymap_size);
sprintf(keymap_str, keymap_template, comp_unichr, comp_shift_unichr); sprintf(keymap_str, keymap_template, comp_unichr, comp_shift_unichr);
keymap_size = strlen(keymap_str);
int keymap_fd = os_create_anonymous_file(keymap_size); int keymap_fd = os_create_anonymous_file(keymap_size);
if (keymap_fd < 0) { if (keymap_fd < 0) {
die("could not create keymap fd\n"); die("could not create keymap fd\n");