static _inline void b64conv(HWND hwnd){
char B64D[8*10];
char buf[2][4*4];
DWORD adrs,s;
t_memory *pmem;
BYTE *buff[2];
GetWindowTextM(IDC_EDT_TOPADDR,buf[0],sizeof(buf[0]));
GetWindowTextM(IDC_EDT_NUMBER,buf[1],sizeof(buf[1]));
s=GetWindowTextM(IDC_COMBO1,B64D,sizeof(B64D));
if(s<64) return;
adrs = strtoul(buf[0],NULL,16);
s = strtoul(buf[1],NULL,10);
if(adrs==0 || s==0) return;
pmem=Findmemory(adrs);
if(pmem==NULL) return;
if ((buff[0] = (BYTE *)malloc(s+4)) == NULL)
return;
if(Readmemory(buff[0], pdump->sel0, s, MM_RESTORE | MM_SILENT) == s){
buff[1]=MS_Base64Encodes(B64D,buff[0],s);
if(buff[1]){
SetWindowTextM(IDC_EDIT1,buff[1]);
free(buff[1]);
}
free(buff[0]);
}
}
int Assembl(char *answer,ulong parm) {
int i,j,k,n,good;
char s[TEXTLEN];
t_asmmodel model,attempt;
t_memory *pmem;
t_dump *pasm;
// Visualize changes.
Setcpu(0,address,0,0,CPU_ASMHIST|CPU_ASMCENTER);
if (string[0]=='\0') // No immediate command
Sendshortcut(PM_DISASM,address,WM_CHAR,0,0,' ');
else {
// Assemble immediate command. If there are several possible encodings,
// select the shortest one.
model.length=0;
for (j=0; ; j++) { // Try all possible encodings
good=0;
for (k=0; k<4; k++) { // Try all possible constant sizes
n=Assemble(string,address,&attempt,j,k,model.length==0?answer:s);
if (n>0) {
good=1;
// If another decoding is found, check if it is shorter.
if (model.length==0 || n<model.length)
model=attempt; // Shortest encoding so far
;
};
};
if (good==0) break; // No more encodings
};
if (model.length==0)
return -1; // Invalid command
// Check for imprecise parameters.
k=model.mask[0];
for (i=1; i<model.length; i++) k&=model.mask[i];
if (k!=0xFF) {
strcpy(answer,"Command contains imprecise operands");
return -1; };
// If there is no backup copy, create it. Dump window always assumes that
// backup has the same base and size as the dump, so check it to avoid
// strange ireproducible errors.
pmem=Findmemory(address);
if (pmem==NULL) {
//strcpy(answer,"Attempt to assemble to non-existing memory");
wsprintf(answer,"%X",model.code[0]);
for(i=1; i<model.length; i++) {
wsprintf(answer,"%s%X",answer,model.code[i]);
}
return -1; };
pasm=(t_dump *)Plugingetvalue(VAL_CPUDASM);
if (pasm!=NULL && pmem->copy==NULL && pmem->base==pasm->base && pmem->size==pasm->size)
Dumpbackup(pasm,BKUP_CREATE);
// Now write assembled code to memory.
Writememory(model.code,address,model.length,MM_RESTORE|MM_DELANAL);
};
return 0;
};
// Standard function Painttable() makes most of OllyDbg windows redrawing. You
// only need to supply another function that prepares text strings and
// optionally colours them. Case of custom windows is a bit more complicated,
// please read documentation.
int Bookmarkgettext(char *s, char *mask, int *select,
t_sortheader *ph, int column)
{
int n;
ulong cmdsize, decodesize;
char cmd[MAXCMDSIZE], *pdecode;
t_memory *pmem;
t_disasm da;
t_bookmark *pb = (t_bookmark *)ph;
if (column == 0) // Name of bookmark
{
// Column 0 contains name of bookmark in form "Alt+n", where n is the
// digit from 0 to 9. Mainly for demonstration purposes, I display prefix
// "Alt+" in grayed and digit in normal text. Standard table windows do
// not need to bother about selection.
n = sprintf(s, "Alt+%i", pb->index);
*select = DRAW_MASK;
memset(mask, DRAW_GRAY, 4);
mask[4] = DRAW_NORMAL;
}
else if (column == 1) // Address of bookmark
n = sprintf(s, "%08X", pb->addr);
else if (column == 2) // Disassembled command
{
// Function Disasm() requires that calling routine supplies code to be
// disassembled. Read this code from memory. First determine possible
// code size.
pmem = Findmemory(pb->addr); // Find memory block containing code
if (pmem == NULL)
{
*select = DRAW_GRAY;
return sprintf(s, "???");
};
cmdsize = pmem->base + pmem->size - pb->addr;
if (cmdsize > MAXCMDSIZE)
cmdsize = MAXCMDSIZE;
if (Readmemory(cmd, pb->addr, cmdsize, MM_RESTORE | MM_SILENT) != cmdsize)
{
*select = DRAW_GRAY;
return sprintf(s, "???");
};
pdecode = Finddecode(pb->addr, &decodesize);
if (decodesize < cmdsize) pdecode = NULL;
Disasm(cmd, cmdsize, pb->addr, pdecode, &da, DISASM_CODE, 0);
strcpy(s, da.result);
n = strlen(s);
}
else if (column == 3) // Comment
// Only user-defined comments are displayed here.
n = Findname(pb->addr, NM_COMMENT, s);
else n = 0; // s is not necessarily 0-terminated
return n;
};
