From 46e51ef7764a53fa40859b8a53ee7983f40cc544 Mon Sep 17 00:00:00 2001 From: Zebediah Figura Date: Sun, 31 Mar 2019 23:31:18 -0500 Subject: [PATCH] rpcrt4: Write parameters for fixed structs. Signed-off-by: Zebediah Figura Signed-off-by: Alexandre Julliard --- dlls/rpcrt4/ndr_typelib.c | 31 ++++++++++++++++++++++++++++++- 1 file changed, 30 insertions(+), 1 deletion(-) diff --git a/dlls/rpcrt4/ndr_typelib.c b/dlls/rpcrt4/ndr_typelib.c index 8f87693a6bc..3d3d42b97a3 100644 --- a/dlls/rpcrt4/ndr_typelib.c +++ b/dlls/rpcrt4/ndr_typelib.c @@ -246,6 +246,7 @@ static unsigned char get_struct_member_fc(ITypeInfo *typeinfo, TYPEDESC *tdesc) return (sizeof(void *) == 4) ? FC_PSTRUCT : FC_BOGUS_STRUCT; case VT_CY: return FC_STRUCT; + case VT_VARIANT: case VT_UNKNOWN: case VT_DISPATCH: return FC_BOGUS_STRUCT; @@ -358,7 +359,12 @@ static size_t write_struct_tfs(ITypeInfo *typeinfo, unsigned char *str, size_t *len, TYPEATTR *attr) { unsigned char fc = get_struct_fc(typeinfo, attr); + unsigned int struct_offset = 0; + unsigned char basetype; size_t off = *len; + TYPEDESC *tdesc; + VARDESC *desc; + WORD i; if (fc != FC_STRUCT) FIXME("fc %02x not implemented\n", fc); @@ -366,7 +372,30 @@ static size_t write_struct_tfs(ITypeInfo *typeinfo, unsigned char *str, WRITE_CHAR (str, *len, FC_STRUCT); WRITE_CHAR (str, *len, attr->cbAlignment - 1); WRITE_SHORT(str, *len, attr->cbSizeInstance); - WRITE_CHAR (str, *len, FC_PAD); + + for (i = 0; i < attr->cVars; i++) + { + ITypeInfo_GetVarDesc(typeinfo, i, &desc); + tdesc = &desc->elemdescVar.tdesc; + + /* This may not match the intended alignment, but we don't have enough + * information to determine that. This should always give the correct + * layout. */ + if ((struct_offset & 7) && !(desc->oInst & 7)) + WRITE_CHAR(str, *len, FC_ALIGNM8); + else if ((struct_offset & 3) && !(desc->oInst & 3)) + WRITE_CHAR(str, *len, FC_ALIGNM4); + else if ((struct_offset & 1) && !(desc->oInst & 1)) + WRITE_CHAR(str, *len, FC_ALIGNM2); + struct_offset = desc->oInst + type_memsize(typeinfo, tdesc); + + if ((basetype = get_basetype(typeinfo, tdesc))) + WRITE_CHAR(str, *len, basetype); + + ITypeInfo_ReleaseVarDesc(typeinfo, desc); + } + if (!(*len & 1)) + WRITE_CHAR (str, *len, FC_PAD); WRITE_CHAR (str, *len, FC_END); return off;