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widl: Implement conformant structure handling.

This commit is contained in:
Dan Hipschman 2007-06-05 18:52:24 -07:00 committed by Alexandre Julliard
parent 978b4d4f4e
commit 8f689ee023
3 changed files with 107 additions and 180 deletions
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17
dlls/rpcrt4/tests/server.c
View File

@ -23,6 +23,7 @@
#include "server.h"
#include "server_defines.h"
#include <stddef.h>
#include <stdio.h>
#include <stdlib.h>
@ -203,6 +204,12 @@ s_dot_two_vectors(vector_t vs[2])
return vs[0].x * vs[1].x + vs[0].y * vs[1].y + vs[0].z * vs[1].z;
}
int
s_sum_cs(cs_t *cs)
{
return s_sum_conf_array(cs->ca, cs->n);
}
void
s_stop(void)
{
@ -386,6 +393,7 @@ array_tests(void)
};
static int c[] = {0, 1, 2, 3, 4, 5, 6, 7, 8, 9};
static vector_t vs[2] = {{1, -2, 3}, {4, -5, -6}};
cs_t *cs;
ok(sum_fixed_int_3d(m) == 4116, "RPC sum_fixed_int_3d\n");
@ -400,6 +408,15 @@ array_tests(void)
ok(sum_var_array(&c[2], 0) == 0, "RPC sum_conf_array\n");
ok(dot_two_vectors(vs) == -4, "RPC dot_two_vectors\n");
cs = HeapAlloc(GetProcessHeap(), 0, offsetof(cs_t, ca) + 5 * sizeof cs->ca[0]);
cs->n = 5;
cs->ca[0] = 3;
cs->ca[1] = 5;
cs->ca[2] = -2;
cs->ca[3] = -1;
cs->ca[4] = -4;
ok(sum_cs(cs) == 1, "RPC sum_cs\n");
HeapFree(GetProcessHeap(), 0, cs);
}
static void

9
dlls/rpcrt4/tests/server.idl
View File

@ -112,5 +112,14 @@ interface IServer
int sum_conf_array([size_is(n)] int x[], int n);
int sum_var_array([length_is(n)] int x[20], int n);
int dot_two_vectors(vector_t vs[2]);
typedef struct
{
int n;
[size_is(n)] int ca[];
} cs_t;
int sum_cs(cs_t *cs);
void stop(void);
}

261
tools/widl/typegen.c
View File

@ -709,7 +709,12 @@ size_t type_memsize(const type_t *t, unsigned int *align)
{
size_t size = 0;
if (is_ptr(t))
if (t->declarray && is_conformant_array(t))
{
type_memsize(t->ref, align);
size = 0;
}
else if (is_ptr(t) || is_conformant_array(t))
{
size = sizeof(void *);
if (size > *align) *align = size;
@ -759,12 +764,8 @@ size_t type_memsize(const type_t *t, unsigned int *align)
case RPC_FC_LGFARRAY:
case RPC_FC_SMVARRAY:
case RPC_FC_LGVARRAY:
size = t->dim * type_memsize(t->ref, align);
break;
case RPC_FC_CARRAY:
case RPC_FC_CVARRAY:
case RPC_FC_BOGUS_ARRAY:
size = type_memsize(t->ref, align);
size = t->dim * type_memsize(t->ref, align);
break;
default:
error("type_memsize: Unknown type %d\n", t->type);
@ -1000,6 +1001,8 @@ static size_t write_array_tfs(FILE *file, const attr_list_t *attrs, type_t *type
has_pointer = TRUE;
size = type_memsize(type, &align);
if (size == 0) /* conformant array */
size = type_memsize(type->ref, &align);
start_offset = *typestring_offset;
update_tfsoff(type, start_offset, file);
@ -1075,15 +1078,15 @@ static size_t write_array_tfs(FILE *file, const attr_list_t *attrs, type_t *type
static const var_t *find_array_or_string_in_struct(const type_t *type)
{
const var_t *last_field = LIST_ENTRY( list_tail(type->fields), const var_t, entry );
const type_t *ft = last_field->type;
if (last_field->type->declarray)
if (ft->declarray && is_conformant_array(ft))
return last_field;
assert((last_field->type->type == RPC_FC_CSTRUCT) ||
(last_field->type->type == RPC_FC_CPSTRUCT) ||
(last_field->type->type == RPC_FC_CVSTRUCT));
return find_array_or_string_in_struct(last_field->type);
if (ft->type == RPC_FC_CSTRUCT || ft->type == RPC_FC_CPSTRUCT || ft->type == RPC_FC_CVSTRUCT)
return find_array_or_string_in_struct(last_field->type);
else
return NULL;
}
static void write_struct_members(FILE *file, const type_t *type, unsigned int *typestring_offset)
@ -1091,13 +1094,17 @@ static void write_struct_members(FILE *file, const type_t *type, unsigned int *t
const var_t *field;
if (type->fields) LIST_FOR_EACH_ENTRY( field, type->fields, const var_t, entry )
write_member_type(file, field->type, field, typestring_offset);
{
type_t *ft = field->type;
if (!ft->declarray || !is_conformant_array(ft))
write_member_type(file, ft, field, typestring_offset);
}
write_end(file, typestring_offset);
}
static size_t write_struct_tfs(FILE *file, type_t *type,
const char *name, unsigned int *typestring_offset)
const char *name, unsigned int *tfsoff)
{
unsigned int total_size;
const var_t *array;
@ -1108,175 +1115,67 @@ static size_t write_struct_tfs(FILE *file, type_t *type,
guard_rec(type);
switch (type->type)
total_size = type_memsize(type, &align);
if (total_size > USHRT_MAX)
error("structure size for %s exceeds %d bytes by %d bytes\n",
name, USHRT_MAX, total_size - USHRT_MAX);
has_pointers = write_embedded_types(file, NULL, type, name, 0, tfsoff);
array = find_array_or_string_in_struct(type);
if (array && !processed(array->type))
{
case RPC_FC_STRUCT:
case RPC_FC_PSTRUCT:
total_size = type_memsize(type, &align);
if (total_size > USHRT_MAX)
error("structure size for %s exceeds %d bytes by %d bytes\n",
name, USHRT_MAX, total_size - USHRT_MAX);
if (type->type == RPC_FC_PSTRUCT)
write_embedded_types(file, NULL, type, name, 0, typestring_offset);
start_offset = *typestring_offset;
update_tfsoff(type, start_offset, file);
if (type->type == RPC_FC_STRUCT)
WRITE_FCTYPE(file, FC_STRUCT, *typestring_offset);
else
WRITE_FCTYPE(file, FC_PSTRUCT, *typestring_offset);
/* alignment */
print_file(file, 2, "0x%02x,\n", align - 1);
/* total size */
print_file(file, 2, "NdrFcShort(0x%x), /* %u */\n", total_size, total_size);
*typestring_offset += 4;
if (type->type == RPC_FC_PSTRUCT)
{
print_file(file, 2, "0x%x, /* FC_PP */\n", RPC_FC_PP);
print_file(file, 2, "0x%x, /* FC_PAD */\n", RPC_FC_PAD);
*typestring_offset += 2;
write_pointer_description(file, type, 0, 0, typestring_offset);
print_file(file, 2, "0x%x, /* FC_END */\n", RPC_FC_END);
*typestring_offset += 1;
}
/* member layout */
current_structure = type;
write_struct_members(file, type, typestring_offset);
array_offset
= is_attr(array->attrs, ATTR_STRING)
? write_string_tfs(file, array->attrs, array->type, array->name, tfsoff)
: write_array_tfs(file, array->attrs, array->type, array->name, tfsoff);
current_structure = NULL;
return start_offset;
case RPC_FC_CSTRUCT:
case RPC_FC_CPSTRUCT:
total_size = type_memsize(type, &align);
if (total_size > USHRT_MAX)
error("structure size for %s exceeds %d bytes by %d bytes\n",
name, USHRT_MAX, total_size - USHRT_MAX);
array = find_array_or_string_in_struct(type);
current_structure = type;
array_offset = write_array_tfs(file, array->attrs, array->type,
array->name, typestring_offset);
current_structure = NULL;
if (type->type == RPC_FC_CPSTRUCT)
write_embedded_types(file, NULL, type, name, 0, typestring_offset);
start_offset = *typestring_offset;
update_tfsoff(type, start_offset, file);
if (type->type == RPC_FC_CSTRUCT)
WRITE_FCTYPE(file, FC_CSTRUCT, *typestring_offset);
else
WRITE_FCTYPE(file, FC_CPSTRUCT, *typestring_offset);
/* alignment */
print_file(file, 2, "0x%02x,\n", align - 1);
/* total size */
print_file(file, 2, "NdrFcShort(0x%x), /* %u */\n", total_size, total_size);
*typestring_offset += 4;
print_file(file, 2, "NdrFcShort(0x%x), /* offset = %d (%u) */\n",
array_offset - *typestring_offset,
array_offset - *typestring_offset,
array_offset);
*typestring_offset += 2;
if (type->type == RPC_FC_CPSTRUCT)
{
print_file(file, 2, "0x%x, /* FC_PP */\n", RPC_FC_PP);
print_file(file, 2, "0x%x, /* FC_PAD */\n", RPC_FC_PAD);
*typestring_offset += 2;
write_pointer_description(file, type, 0, 0, typestring_offset);
print_file(file, 2, "0x%x, /* FC_END */\n", RPC_FC_END);
*typestring_offset += 1;
}
print_file(file, 2, "0x%x, /* FC_END */\n", RPC_FC_END);
*typestring_offset += 1;
return start_offset;
case RPC_FC_CVSTRUCT:
total_size = type_memsize(type, &align);
if (total_size > USHRT_MAX)
error("structure size for %s exceeds %d bytes by %d bytes\n",
name, USHRT_MAX, total_size - USHRT_MAX);
array = find_array_or_string_in_struct(type);
current_structure = type;
if (is_attr(array->attrs, ATTR_STRING))
array_offset = write_string_tfs(file, array->attrs, array->type,
array->name, typestring_offset);
else
array_offset = write_array_tfs(file, array->attrs, array->type,
array->name, typestring_offset);
current_structure = NULL;
has_pointers = write_embedded_types(file, NULL, type, name, 0,
typestring_offset);
start_offset = *typestring_offset;
update_tfsoff(type, start_offset, file);
WRITE_FCTYPE(file, FC_CVSTRUCT, *typestring_offset);
/* alignment */
print_file(file, 2, "0x%02x,\n", align - 1);
/* total size */
print_file(file, 2, "NdrFcShort(0x%x), /* %u */\n", total_size, total_size);
*typestring_offset += 4;
print_file(file, 2, "NdrFcShort(0x%x), /* offset = %d (%u) */\n",
array_offset - *typestring_offset,
array_offset - *typestring_offset,
array_offset);
*typestring_offset += 2;
if (has_pointers)
{
print_file(file, 2, "0x%x, /* FC_PP */\n", RPC_FC_PP);
print_file(file, 2, "0x%x, /* FC_PAD */\n", RPC_FC_PAD);
*typestring_offset += 2;
write_pointer_description(file, type, 0, 0, typestring_offset);
print_file(file, 2, "0x%x, /* FC_END */\n", RPC_FC_END);
*typestring_offset += 1;
}
print_file(file, 2, "0x%x, /* FC_END */\n", RPC_FC_END);
*typestring_offset += 1;
return start_offset;
case RPC_FC_BOGUS_STRUCT:
total_size = type_memsize(type, &align);
if (total_size > USHRT_MAX)
error("structure size for %s exceeds %d bytes by %d bytes\n",
name, USHRT_MAX, total_size - USHRT_MAX);
write_embedded_types(file, NULL, type, name, 0, typestring_offset);
start_offset = *typestring_offset;
update_tfsoff(type, start_offset, file);
print_file(file, 0, "/* %d */\n", start_offset);
print_file(file, 2, "0x%x,\t/* %s */\n", type->type, string_of_type(type->type));
print_file(file, 2, "0x%x,\t/* %d */\n", align - 1, align - 1);
print_file(file, 2, "NdrFcShort(0x%x),\t/* %d */\n", total_size, total_size);
/* do conformant array stuff */
print_file(file, 2, "NdrFcShort(0x0),\t/* FIXME: conformant array stuff */\n");
/* do pointer stuff here */
print_file(file, 2, "NdrFcShort(0x0),\t/* FIXME: pointer stuff */\n");
*typestring_offset += 8;
current_structure = type;
write_struct_members(file, type, typestring_offset);
current_structure = NULL;
return start_offset;
default:
error("write_struct_tfs: Unimplemented for type 0x%x\n", type->type);
return *typestring_offset;
}
start_offset = *tfsoff;
update_tfsoff(type, start_offset, file);
print_file(file, 0, "/* %d */\n", start_offset);
print_file(file, 2, "0x%x,\t/* %s */\n", type->type, string_of_type(type->type));
print_file(file, 2, "0x%x,\t/* %d */\n", align - 1, align - 1);
print_file(file, 2, "NdrFcShort(0x%x),\t/* %d */\n", total_size, total_size);
*tfsoff += 4;
if (array)
{
unsigned int absoff = array->type->typestring_offset;
short reloff = absoff - *tfsoff;
print_file(file, 2, "NdrFcShort(0x%hx),\t/* Offset= %hd (%lu) */\n",
reloff, reloff, absoff);
*tfsoff += 2;
}
else if (type->type == RPC_FC_BOGUS_STRUCT)
{
print_file(file, 2, "NdrFcShort(0x0),\n");
*tfsoff += 2;
}
if (type->type == RPC_FC_BOGUS_STRUCT)
{
print_file(file, 2, "NdrFcShort(0x0),\t/* FIXME: pointer stuff */\n");
*tfsoff += 2;
}
else if (has_pointers)
{
print_file(file, 2, "0x%x, /* FC_PP */\n", RPC_FC_PP);
print_file(file, 2, "0x%x, /* FC_PAD */\n", RPC_FC_PAD);
*tfsoff += 2;
write_pointer_description(file, type, 0, 0, tfsoff);
print_file(file, 2, "0x%x, /* FC_END */\n", RPC_FC_END);
*tfsoff += 1;
}
current_structure = type;
write_struct_members(file, type, tfsoff);
current_structure = NULL;
return start_offset;
}
static size_t write_pointer_only_tfs(FILE *file, const attr_list_t *attrs, int pointer_type,
@ -1665,9 +1564,11 @@ static int write_embedded_types(FILE *file, const attr_list_t *attrs, type_t *ty
retmask |= 1;
}
else if (type->declarray && is_conformant_array(type))
; /* conformant arrays and strings are handled specially */
else if (is_array(type))
{
retmask |= write_array_tfs(file, attrs, type, name, tfsoff);
write_array_tfs(file, attrs, type, name, tfsoff);
}
else if (!is_base_type(type->type))
error("write_embedded_types: unknown embedded type for %s (0x%x)\n",