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Merge pull request #1720 from binex-dsk/removal/omemo-qrcode-vla

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remove VLAs in OMEMO QR Code function
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Michael Vetter 2022-06-15 15:22:15 +02:00 committed by GitHub
commit e05e37f7b0
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1 changed files with 16 additions and 10 deletions
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26
src/ui/console.c
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@ -878,17 +878,20 @@ cons_show_qrcode(const char* const text)
ProfWin* console = wins_get_console(); ProfWin* console = wins_get_console();
char buf[(width * 4) + 1]; char* buf = calloc((width * 4) + 1, 1);
memset(buf, 0, sizeof buf); char* pad = calloc((width * 4) + 5, 1);
char tmp[(width * 4) + 5]; if (!buf || !pad) {
memset(tmp, 0, sizeof tmp); free(pad);
free(buf);
for (int i = 0; i < width + 2 * ZOOM_SIZE; i += ZOOM_SIZE) { return;
strcat(tmp, "\u2588\u2588");
} }
win_println(console, THEME_DEFAULT, "", tmp); for (int i = 0; i < width + 2 * ZOOM_SIZE; i += ZOOM_SIZE) {
strcat(pad, "\u2588\u2588");
}
win_println(console, THEME_DEFAULT, "", pad);
for (size_t y = 0; y < width; y += ZOOM_SIZE) { for (size_t y = 0; y < width; y += ZOOM_SIZE) {
for (size_t x = 0; x < width; x += ZOOM_SIZE) { for (size_t x = 0; x < width; x += ZOOM_SIZE) {
strcat(buf, !(*data & 1) ? "\u2588\u2588" : "\u2800\u2800"); strcat(buf, !(*data & 1) ? "\u2588\u2588" : "\u2800\u2800");
@ -899,9 +902,12 @@ cons_show_qrcode(const char* const text)
// The extra squares are for padding, so that the QR code doesn't // The extra squares are for padding, so that the QR code doesn't
// "blend in" with the rest of the terminal window. // "blend in" with the rest of the terminal window.
win_println(console, THEME_DEFAULT, "", "\u2588\u2588%s\u2588\u2588", buf); win_println(console, THEME_DEFAULT, "", "\u2588\u2588%s\u2588\u2588", buf);
memset(buf, 0, sizeof buf); buf[0] = '\0';
} }
win_println(console, THEME_DEFAULT, "", "%s", tmp); win_println(console, THEME_DEFAULT, "", "%s", pad);
free(pad);
free(buf);
QRcode_free(qrcode); QRcode_free(qrcode);
#else #else