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zapd fix text extraction overflowing (#2717)

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Adam Bird 2023-04-18 01:08:06 -04:00 committed by GitHub
parent 6562823b72
commit 16ee259d0b
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 9 additions and 1 deletions
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10
ZAPDTR/ZAPD/ZText.cpp
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@ -63,18 +63,26 @@ void ZText::ParseRawData()
unsigned int extra = 0;
bool stop = false;
// Continue parsing until we are told to stop and all extra bytes are read
while ((c != '\0' && !stop) || extra > 0)
{
msgEntry.msg += c;
msgPtr++;
// Some control codes require reading extra bytes
if (extra == 0)
{
if (c == 0x05 || c == 0x13 || c == 0x0E || c == 0x0C || c == 0x1E || c == 0x06 ||
// End marker, so stop this message and do not read anything else
if (c == 0x02)
{
stop = true;
}
else if (c == 0x05 || c == 0x13 || c == 0x0E || c == 0x0C || c == 0x1E || c == 0x06 ||
c == 0x14)
{
extra = 1;
}
// "Continue to new text ID", so stop this message and read two more bytes for the text ID
else if (c == 0x07)
{
extra = 2;