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remove VLAs in OMEMO QR Code function

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Removes the use of VLAs in favor of calloc

Signed-off-by: swirl <swurl@swurl.xyz>
This commit is contained in:
swirl 2022-06-14 21:04:26 -04:00
parent 4d6bc1adf8
commit 7ed944254f
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GPG Key ID: 46507311CD292A08
1 changed files with 16 additions and 8 deletions
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24
src/ui/console.c
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@ -878,17 +878,21 @@ 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 tmp[(width * 4) + 5]; char *pad = calloc((width * 4) + 5, 1);
memset(tmp, 0, sizeof tmp);
for (int i = 0; i < width + 2 * ZOOM_SIZE; i += ZOOM_SIZE) { if (!buf || !pad) {
strcat(tmp, "\u2588\u2588"); free(pad);
free(buf);
return;
} }
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");
@ -901,7 +905,10 @@ cons_show_qrcode(const char* const text)
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); memset(buf, 0, sizeof buf);
} }
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
@ -2941,3 +2948,4 @@ cons_remove_alert(ProfWin* window)
g_list_free_full(item, g_free); g_list_free_full(item, g_free);
free(win_name); free(win_name);
} }