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widl: Generate client and server code for using context handles.

This commit is contained in:
Rob Shearman 2007-09-27 17:38:27 -07:00 committed by Alexandre Julliard
parent a2fedc3769
commit 2055e636ae
3 changed files with 143 additions and 23 deletions
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9
tools/widl/header.h
View File

@ -73,4 +73,13 @@ static inline int is_string_type(const attr_list_t *attrs, const type_t *type)
return is_attr(attrs, ATTR_STRING) && (last_ptr(type) || last_array(type));
}
static inline int is_context_handle(const type_t *type)
{
const type_t *t;
for (t = type; is_ptr(t); t = t->ref)
if (is_attr(t->attrs, ATTR_CONTEXTHANDLE))
return 1;
return 0;
}
#endif

17
tools/widl/server.c
View File

@ -184,10 +184,19 @@ static void write_function_stubs(type_t *iface, unsigned int *proc_offset)
first_arg = 0;
else
fprintf(server, ",\n");
print_server("");
if (var->type->declarray)
fprintf(server, "*");
write_name(server, var);
if (is_context_handle(var->type))
{
print_server("(");
write_type_left(server, var->type);
fprintf(server, ")%sNDRSContextValue(%s)", is_ptr(var->type) ? "" : "*", var->name);
}
else
{
print_server("");
if (var->type->declarray)
fprintf(server, "*");
write_name(server, var);
}
}
fprintf(server, ");\n");
indent--;

140
tools/widl/typegen.c
View File

@ -216,6 +216,16 @@ static int is_embedded_complex(const type_t *type)
|| (is_ptr(type) && type->ref->type == RPC_FC_IP);
}
static const char *get_context_handle_type_name(const type_t *type)
{
const type_t *t;
for (t = type; is_ptr(t); t = t->ref)
if (is_attr(t->attrs, ATTR_CONTEXTHANDLE))
return t->name;
assert(0);
return NULL;
}
static int compare_expr(const expr_t *a, const expr_t *b)
{
int ret;
@ -1933,6 +1943,50 @@ static size_t write_ip_tfs(FILE *file, const attr_list_t *attrs, type_t *type,
return start_offset;
}
static size_t write_contexthandle_tfs(FILE *file, const type_t *type,
const var_t *var,
unsigned int *typeformat_offset)
{
size_t start_offset = *typeformat_offset;
unsigned char flags = 0x08 /* strict */;
if (is_ptr(type))
{
flags |= 0x80;
if (type->type != RPC_FC_RP)
flags |= 0x01;
}
if (is_attr(var->attrs, ATTR_IN))
flags |= 0x40;
if (is_attr(var->attrs, ATTR_OUT))
flags |= 0x20;
WRITE_FCTYPE(file, FC_BIND_CONTEXT, *typeformat_offset);
print_file(file, 2, "0x%x,\t/* Context flags: ", flags);
if (((flags & 0x21) != 0x21) && (flags & 0x01))
print_file(file, 0, "can't be null, ");
if (flags & 0x02)
print_file(file, 0, "serialize, ");
if (flags & 0x04)
print_file(file, 0, "no serialize, ");
if (flags & 0x08)
print_file(file, 0, "strict, ");
if ((flags & 0x21) == 0x20)
print_file(file, 0, "out, ");
if ((flags & 0x21) == 0x21)
print_file(file, 0, "return, ");
if (flags & 0x40)
print_file(file, 0, "in, ");
if (flags & 0x80)
print_file(file, 0, "via ptr, ");
print_file(file, 0, "*/\n");
print_file(file, 2, "0, /* FIXME: rundown routine index*/\n");
print_file(file, 2, "0, /* FIXME: param num */\n");
*typeformat_offset += 4;
return start_offset;
}
static int get_ptr_attr(const type_t *t, int def_type)
{
while (TRUE)
@ -1953,6 +2007,9 @@ static size_t write_typeformatstring_var(FILE *file, int indent, const func_t *f
int pointer_type;
size_t offset;
if (is_context_handle(type))
return write_contexthandle_tfs(file, type, var, typeformat_offset);
if (is_user_type(type))
{
write_user_tfs(file, type, typeformat_offset);
@ -2295,12 +2352,20 @@ static unsigned int get_required_buffer_size(const var_t *var, unsigned int *ali
{
int in_attr = is_attr(var->attrs, ATTR_IN);
int out_attr = is_attr(var->attrs, ATTR_OUT);
const type_t *t;
if (!in_attr && !out_attr)
in_attr = 1;
*alignment = 0;
for (t = var->type; is_ptr(t); t = t->ref)
if (is_attr(t->attrs, ATTR_CONTEXTHANDLE))
{
*alignment = 4;
return 20;
}
if (pass == PASS_OUT)
{
if (out_attr && is_ptr(var->type))
@ -2579,7 +2644,39 @@ void write_remoting_arguments(FILE *file, int indent, const func_t *func,
rtype = type->type;
if (is_user_type(var->type))
if (is_context_handle(type))
{
if (phase == PHASE_MARSHAL)
{
if (pass == PASS_IN)
{
print_file(file, indent, "NdrClientContextMarshall(\n");
print_file(file, indent + 1, "&_StubMsg,\n");
print_file(file, indent + 1, "(NDR_CCONTEXT)%s%s,\n", is_ptr(type) ? "*" : "", var->name);
print_file(file, indent + 1, "%s);\n", in_attr && out_attr ? "1" : "0");
}
else
{
print_file(file, indent, "NdrServerContextMarshall(\n");
print_file(file, indent + 1, "&_StubMsg,\n");
print_file(file, indent + 1, "(NDR_SCONTEXT)%s,\n", var->name);
print_file(file, indent + 1, "(NDR_RUNDOWN)%s_rundown);\n", get_context_handle_type_name(var->type));
}
}
else if (phase == PHASE_UNMARSHAL)
{
if (pass == PASS_OUT)
{
print_file(file, indent, "NdrClientContextUnmarshall(\n");
print_file(file, indent + 1, "&_StubMsg,\n");
print_file(file, indent + 1, "(NDR_CCONTEXT *)%s,\n", var->name);
print_file(file, indent + 1, "_Handle);\n");
}
else
print_file(file, indent, "%s = NdrServerContextUnmarshall(&_StubMsg);\n", var->name);
}
}
else if (is_user_type(var->type))
{
print_phase_function(file, indent, "UserMarshal", phase, var, start_offset);
}
@ -2906,28 +3003,33 @@ void declare_stub_args( FILE *file, int indent, const func_t *func )
if (!out_attr && !in_attr)
in_attr = 1;
if (!in_attr && !var->type->size_is && !is_string)
if (is_context_handle(var->type))
print_file(file, indent, "NDR_SCONTEXT %s;\n", var->name);
else
{
if (!in_attr && !var->type->size_is && !is_string)
{
print_file(file, indent, "");
write_type(file, var->type->ref, FALSE, "_W%u", i++);
fprintf(file, ";\n");
}
print_file(file, indent, "");
write_type(file, var->type->ref, FALSE, "_W%u", i++);
write_type_left(file, var->type);
fprintf(file, " ");
if (var->type->declarray) {
fprintf(file, "( *");
write_name(file, var);
fprintf(file, " )");
} else
write_name(file, var);
write_type_right(file, var->type, FALSE);
fprintf(file, ";\n");
if (decl_indirect(var->type))
print_file(file, indent, "void *_p_%s = &%s;\n",
var->name, var->name);
}
print_file(file, indent, "");
write_type_left(file, var->type);
fprintf(file, " ");
if (var->type->declarray) {
fprintf(file, "( *");
write_name(file, var);
fprintf(file, " )");
} else
write_name(file, var);
write_type_right(file, var->type, FALSE);
fprintf(file, ";\n");
if (decl_indirect(var->type))
print_file(file, indent, "void *_p_%s = &%s;\n",
var->name, var->name);
}
}