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jvshost: Fix size of encoded packet with escaped bytes (#10557)

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987123879113 2022-11-17 01:07:17 +09:00 committed by GitHub
parent b34b8dc4c4
commit 2059167396
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1 changed files with 5 additions and 5 deletions
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10
src/devices/machine/jvshost.cpp
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@ -126,14 +126,14 @@ void jvs_host::encode(uint8_t *buffer, uint32_t &size)
for(uint32_t i=0; i<size; i++)
if(buffer[i] == 0xd0 || buffer[i] == 0xe0)
add++;
for(uint32_t i=size; i; i--) {
for(uint32_t i=size,j=add; i; i--) {
uint8_t t = buffer[i-1];
if(t == 0xd0 || t == 0xe0) {
buffer[i+add-1] = t-1;
buffer[i+add-2] = 0xd0;
add--;
buffer[i+j-1] = t-1;
buffer[i+j-2] = 0xd0;
j--;
} else
buffer[i+add-1] = t;
buffer[i+j-1] = t;
}
buffer[0] = 0xe0;
size += add;