Fixed sscanf("026", "%1x%1x%1x", &r, &g, &b)

Fixes https://github.com/libsdl-org/SDL/issues/12510
This commit is contained in:
Sam Lantinga
2025-03-10 14:25:11 -07:00
parent 24339524c5
commit be6ed6e9c4
2 changed files with 22 additions and 14 deletions

View File

@@ -368,14 +368,12 @@ static size_t SDL_ScanUnsignedLongLongInternal(const char *text, int count, int
negative = *text == '-';
++text;
}
if ((radix == 0 || radix == 16) && *text == '0' && text[1] != '\0') {
if ((radix == 0 || radix == 16) && *text == '0' && (text[1] == 'x' || text[1] == 'X')) {
text += 2;
radix = 16;
} else if (radix == 0 && *text == '0' && (text[1] >= '0' && text[1] <= '9')) {
++text;
if (*text == 'x' || *text == 'X') {
radix = 16;
++text;
} else if (radix == 0) {
radix = 8;
}
radix = 8;
} else if (radix == 0) {
radix = 10;
}
@@ -462,14 +460,12 @@ static size_t SDL_ScanUnsignedLongLongInternalW(const wchar_t *text, int count,
negative = *text == '-';
++text;
}
if ((radix == 0 || radix == 16) && *text == '0') {
if ((radix == 0 || radix == 16) && *text == '0' && (text[1] == 'x' || text[1] == 'X')) {
text += 2;
radix = 16;
} else if (radix == 0 && *text == '0' && (text[1] >= '0' && text[1] <= '9')) {
++text;
if (*text == 'x' || *text == 'X') {
radix = 16;
++text;
} else if (radix == 0) {
radix = 8;
}
radix = 8;
} else if (radix == 0) {
radix = 10;
}