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Merge pull request #121 from p1pkin/jvs

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jvs host: fix packet encoding, similar to previous [MetalliC]
This commit is contained in:
R. Belmont 2015-01-28 13:28:42 -05:00
commit 53f8ccdf06
1 changed files with 5 additions and 6 deletions
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11
src/emu/machine/jvshost.c
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@ -116,10 +116,13 @@ void jvs_host::encode(UINT8 *buffer, UINT32 &size)
if(!size)
return;
UINT32 add = 1;
UINT8 sum = 0;
for(UINT32 i=0; i<size; i++)
sum += buffer[i];
buffer[size++] = sum;
for(UINT32 i=0; i<size; i++)
if(buffer[i] == 0xd0 || buffer[i] == 0xe0)
add++;
UINT32 nsize = size+add;
for(UINT32 i=size; i; i--) {
UINT8 t = buffer[i-1];
if(t == 0xd0 || t == 0xe0) {
@ -130,11 +133,7 @@ void jvs_host::encode(UINT8 *buffer, UINT32 &size)
buffer[i+add-1] = t;
}
buffer[0] = 0xe0;
UINT8 sum = 0;
for(UINT32 i=1; i<nsize; i++)
sum += buffer[i];
buffer[nsize++] = sum;
size = nsize;
size += add;
}
void jvs_host::decode(UINT8 *buffer, UINT32 &size)