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Added GetWinVer instruction

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git-svn-id: https://svn.code.sf.net/p/nsis/code/NSIS/trunk@7309 212acab6-be3b-0410-9dea-997c60f758d6
This commit is contained in:
anders_k 2021-08-29 18:39:07 +00:00
parent cdffbfe870
commit 52d6782447
14 changed files with 257 additions and 31 deletions
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19
Source/exehead/exec.c
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@ -45,8 +45,9 @@ typedef struct _stack_t {
static stack_t *g_st;
#endif
exec_flags_t g_exec_flags;
exec_flags_t g_exec_flags_last_used;
execflags_and_osinfo g_execflags_and_osinfo;
extra_parameters plugin_extra_parameters = {
&g_exec_flags,
@ -1721,10 +1722,10 @@ static int NSISCALL ExecuteEntry(entry *entry_)
case EW_GETOSINFO:
{
//switch(parm0)
switch(parm3)
{
#ifdef NSIS_SUPPORT_FNUTIL
//case 0:
case GETOSINFO_KNOWNFOLDER:
{
TCHAR *outstr = var1;
IID kfid;
@ -1740,8 +1741,18 @@ static int NSISCALL ExecuteEntry(entry *entry_)
if (!succ)
exec_error++, *outstr = _T('\0');
}
//break;
break;
#endif
case GETOSINFO_READMEMORY:
{
TCHAR *outstr = var1;
SIZE_T addr = GetIntPtrFromParm(2), spec = GetIntPtrFromParm(4), value = 0;
UINT cb = LOBYTE(spec), offset = (UINT)(spec) >> 24;
if (addr == ABI_OSINFOADDRESS) addr = (SIZE_T) (&g_execflags_and_osinfo);
mini_memcpy(&value, ((char*) addr) + offset, cb);
iptrtostr(outstr, value);
}
break;
}
}
break;