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[ADVAPI32] SystemFunction004 and SystemFunction005 must return the required output buffer size via out->Length when the buffer is too small.

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This commit is contained in:
Eric Kohl 2018-09-17 23:19:02 +02:00
parent ffd1293f99
commit 6c0d9c01e2
1 changed files with 7 additions and 1 deletions
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8
dll/win32/advapi32/misc/sysfunc.c
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@ -1,7 +1,7 @@
/*
* COPYRIGHT: See COPYING in the top level directory
* PROJECT: ReactOS system libraries
* FILE: dll/win32/advapi32/misc/sysfun.c
* FILE: dll/win32/advapi32/misc/sysfunc.c
* PURPOSE: advapi32.dll system functions (undocumented)
* PROGRAMMER: Emanuele Aliberti
* UPDATE HISTORY:
@ -130,7 +130,10 @@ WINAPI SystemFunction004(const struct ustring *in,
crypt_len = ((in->Length+7)&~7);
if (out->MaximumLength < (crypt_len+8))
{
out->Length = crypt_len + 8;
return STATUS_BUFFER_TOO_SMALL;
}
data.ui[0] = in->Length;
data.ui[1] = 1;
@ -203,7 +206,10 @@ WINAPI SystemFunction005(const struct ustring *in,
crypt_len = data.ui[0];
if (crypt_len > out->MaximumLength)
{
out->Length = crypt_len;
return STATUS_BUFFER_TOO_SMALL;
}
for (ofs=0; (ofs+8)<crypt_len; ofs+=8)
CRYPT_DESunhash(out->Buffer+ofs, deskey, in->Buffer+ofs+8);