memview: check for tags from sizecheck

develop
lethosor 2018-02-03 18:10:16 -05:00
parent e88ba60ba5
commit bdba95f90c
1 changed files with 23 additions and 3 deletions

@ -53,7 +53,14 @@ size_t convert(const std::string& p,bool ishex=false)
conv>>ret;
return ret;
}
bool isAddr(uintptr_t *trg,vector<t_memrange> & ranges)
bool isAddr(void *trg, vector<t_memrange> &ranges)
{
for (auto &r : ranges)
if (r.isInRange(trg))
return true;
return false;
}
bool isAddrAt(uintptr_t *trg, vector<t_memrange> &ranges)
{
if(trg[0]%4==0)
for(size_t i=0;i<ranges.size();i++)
@ -76,7 +83,7 @@ void outputHex(uint8_t *buf,uint8_t *lbuf,size_t len,size_t start,color_ostream
{
con.reset_color();
if(isAddr((uintptr_t *)(buf+j+i),ranges))
if(isAddrAt((uintptr_t *)(buf+j+i),ranges))
con.color(COLOR_LIGHTRED); //coloring in the middle does not work
//TODO make something better?
}
@ -106,6 +113,17 @@ void Deinit()
delete [] memdata.lbuf;
}
}
size_t detect_size(void *addr) {
size_t *size = (size_t*)((char*)addr - 16);
int32_t *tag = (int32_t*)((char*)addr - 8);
if (isAddr(size, memdata.ranges) && *tag == 0x11223344) {
return *size;
}
// default
return 20 * 16;
}
DFhackCExport command_result plugin_onupdate (color_ostream &out)
{
@ -177,7 +195,9 @@ command_result memview (color_ostream &out, vector <string> & parameters)
is_enabled = true;
memdata.state=STATE_ON;
}
if(parameters.size()>1)
if (vector_get(parameters, 1, string("a")).substr(0, 1) == "a")
memdata.len = detect_size(memdata.addr);
else if (parameters.size()>1)
memdata.len=convert(parameters[1]);
else
memdata.len=20*16;