| /* |
| * Format String Generator for IDL Compiler |
| * |
| * Copyright 2005-2006 Eric Kohl |
| * Copyright 2005-2006 Robert Shearman |
| * |
| * This library is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU Lesser General Public |
| * License as published by the Free Software Foundation; either |
| * version 2.1 of the License, or (at your option) any later version. |
| * |
| * This library is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| * Lesser General Public License for more details. |
| * |
| * You should have received a copy of the GNU Lesser General Public |
| * License along with this library; if not, write to the Free Software |
| * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA |
| */ |
| |
| #include "config.h" |
| #include "wine/port.h" |
| |
| #include <stdio.h> |
| #include <stdlib.h> |
| #ifdef HAVE_UNISTD_H |
| # include <unistd.h> |
| #endif |
| #include <string.h> |
| #include <assert.h> |
| #include <ctype.h> |
| #include <signal.h> |
| #include <limits.h> |
| |
| #include "widl.h" |
| #include "utils.h" |
| #include "parser.h" |
| #include "header.h" |
| #include "windef.h" |
| #include "wine/list.h" |
| |
| #include "widl.h" |
| #include "typegen.h" |
| |
| static const func_t *current_func; |
| static const type_t *current_structure; |
| |
| /* name of the structure variable for structure callbacks */ |
| #define STRUCT_EXPR_EVAL_VAR "pS" |
| |
| static struct list expr_eval_routines = LIST_INIT(expr_eval_routines); |
| |
| struct expr_eval_routine |
| { |
| struct list entry; |
| const type_t *structure; |
| size_t structure_size; |
| const expr_t *expr; |
| }; |
| |
| static size_t type_memsize(const type_t *t, const array_dims_t *array, unsigned int *align); |
| static size_t fields_memsize(const var_list_t *fields, unsigned int *align); |
| |
| const char *string_of_type(unsigned char type) |
| { |
| switch (type) |
| { |
| case RPC_FC_BYTE: return "FC_BYTE"; |
| case RPC_FC_CHAR: return "FC_CHAR"; |
| case RPC_FC_SMALL: return "FC_SMALL"; |
| case RPC_FC_USMALL: return "FC_USMALL"; |
| case RPC_FC_WCHAR: return "FC_WCHAR"; |
| case RPC_FC_SHORT: return "FC_SHORT"; |
| case RPC_FC_USHORT: return "FC_USHORT"; |
| case RPC_FC_LONG: return "FC_LONG"; |
| case RPC_FC_ULONG: return "FC_ULONG"; |
| case RPC_FC_FLOAT: return "FC_FLOAT"; |
| case RPC_FC_HYPER: return "FC_HYPER"; |
| case RPC_FC_DOUBLE: return "FC_DOUBLE"; |
| case RPC_FC_ENUM16: return "FC_ENUM16"; |
| case RPC_FC_ENUM32: return "FC_ENUM32"; |
| case RPC_FC_IGNORE: return "FC_IGNORE"; |
| case RPC_FC_ERROR_STATUS_T: return "FC_ERROR_STATUS_T"; |
| case RPC_FC_RP: return "FC_RP"; |
| case RPC_FC_UP: return "FC_UP"; |
| case RPC_FC_OP: return "FC_OP"; |
| case RPC_FC_FP: return "FC_FP"; |
| default: |
| error("string_of_type: unknown type 0x%02x\n", type); |
| return NULL; |
| } |
| } |
| |
| static int compare_expr(const expr_t *a, const expr_t *b) |
| { |
| int ret; |
| |
| if (a->type != b->type) |
| return a->type - b->type; |
| |
| switch (a->type) |
| { |
| case EXPR_NUM: |
| case EXPR_HEXNUM: |
| case EXPR_TRUEFALSE: |
| return a->u.lval - b->u.lval; |
| case EXPR_IDENTIFIER: |
| return strcmp(a->u.sval, b->u.sval); |
| case EXPR_COND: |
| ret = compare_expr(a->ref, b->ref); |
| if (ret != 0) |
| return ret; |
| ret = compare_expr(a->u.ext, b->u.ext); |
| if (ret != 0) |
| return ret; |
| return compare_expr(a->ext2, b->ext2); |
| case EXPR_OR: |
| case EXPR_AND: |
| case EXPR_ADD: |
| case EXPR_SUB: |
| case EXPR_MUL: |
| case EXPR_DIV: |
| case EXPR_SHL: |
| case EXPR_SHR: |
| ret = compare_expr(a->ref, b->ref); |
| if (ret != 0) |
| return ret; |
| return compare_expr(a->u.ext, b->u.ext); |
| case EXPR_NOT: |
| case EXPR_NEG: |
| case EXPR_PPTR: |
| case EXPR_CAST: |
| case EXPR_SIZEOF: |
| return compare_expr(a->ref, b->ref); |
| case EXPR_VOID: |
| return 0; |
| } |
| return -1; |
| } |
| |
| #define WRITE_FCTYPE(file, fctype, typestring_offset) \ |
| do { \ |
| if (file) \ |
| fprintf(file, "/* %2u */\n", typestring_offset); \ |
| print_file((file), 2, "0x%02x, /* " #fctype " */\n", RPC_##fctype); \ |
| } \ |
| while (0) |
| |
| static int print_file(FILE *file, int indent, const char *format, ...) |
| { |
| va_list va; |
| int i, r; |
| |
| if (!file) return 0; |
| |
| va_start(va, format); |
| for (i = 0; i < indent; i++) |
| fprintf(file, " "); |
| r = vfprintf(file, format, va); |
| va_end(va); |
| return r; |
| } |
| |
| static void write_formatdesc(FILE *f, int indent, const char *str) |
| { |
| print_file(f, indent, "typedef struct _MIDL_%s_FORMAT_STRING\n", str); |
| print_file(f, indent, "{\n"); |
| print_file(f, indent + 1, "short Pad;\n"); |
| print_file(f, indent + 1, "unsigned char Format[%s_FORMAT_STRING_SIZE];\n", str); |
| print_file(f, indent, "} MIDL_%s_FORMAT_STRING;\n", str); |
| print_file(f, indent, "\n"); |
| } |
| |
| void write_formatstringsdecl(FILE *f, int indent, ifref_list_t *ifaces, int for_objects) |
| { |
| print_file(f, indent, "#define TYPE_FORMAT_STRING_SIZE %d\n", |
| get_size_typeformatstring(ifaces, for_objects)); |
| |
| print_file(f, indent, "#define PROC_FORMAT_STRING_SIZE %d\n", |
| get_size_procformatstring(ifaces, for_objects)); |
| |
| fprintf(f, "\n"); |
| write_formatdesc(f, indent, "TYPE"); |
| write_formatdesc(f, indent, "PROC"); |
| fprintf(f, "\n"); |
| print_file(f, indent, "static const MIDL_TYPE_FORMAT_STRING __MIDL_TypeFormatString;\n"); |
| print_file(f, indent, "static const MIDL_PROC_FORMAT_STRING __MIDL_ProcFormatString;\n"); |
| print_file(f, indent, "\n"); |
| } |
| |
| static int is_user_derived(const var_t *v) |
| { |
| const type_t *type = v->type; |
| |
| if (v->attrs && is_attr( v->attrs, ATTR_WIREMARSHAL )) return 1; |
| |
| while (type) |
| { |
| if (type->attrs && is_attr( type->attrs, ATTR_WIREMARSHAL )) return 1; |
| type = type->ref; |
| } |
| return 0; |
| } |
| |
| static inline int is_base_type(unsigned char type) |
| { |
| switch (type) |
| { |
| case RPC_FC_BYTE: |
| case RPC_FC_CHAR: |
| case RPC_FC_USMALL: |
| case RPC_FC_SMALL: |
| case RPC_FC_WCHAR: |
| case RPC_FC_USHORT: |
| case RPC_FC_SHORT: |
| case RPC_FC_ULONG: |
| case RPC_FC_LONG: |
| case RPC_FC_HYPER: |
| case RPC_FC_IGNORE: |
| case RPC_FC_FLOAT: |
| case RPC_FC_DOUBLE: |
| case RPC_FC_ENUM16: |
| case RPC_FC_ENUM32: |
| case RPC_FC_ERROR_STATUS_T: |
| case RPC_FC_BIND_PRIMITIVE: |
| return TRUE; |
| |
| default: |
| return FALSE; |
| } |
| } |
| |
| static size_t write_procformatstring_var(FILE *file, int indent, |
| const var_t *var, int is_return, unsigned int *type_offset) |
| { |
| size_t size; |
| const type_t *type = var->type; |
| |
| int is_in = is_attr(var->attrs, ATTR_IN); |
| int is_out = is_attr(var->attrs, ATTR_OUT); |
| |
| if (!is_in && !is_out) is_in = TRUE; |
| |
| if (!var->array && is_base_type(type->type)) |
| { |
| if (is_return) |
| print_file(file, indent, "0x53, /* FC_RETURN_PARAM_BASETYPE */\n"); |
| else |
| print_file(file, indent, "0x4e, /* FC_IN_PARAM_BASETYPE */\n"); |
| |
| if (is_base_type(type->type)) |
| { |
| print_file(file, indent, "0x%02x, /* %s */\n", type->type, string_of_type(type->type)); |
| size = 2; /* includes param type prefix */ |
| } |
| else if (type->type == RPC_FC_BIND_PRIMITIVE) |
| { |
| print_file(file, indent, "0x%02x, /* FC_IGNORE */\n", RPC_FC_IGNORE); |
| size = 2; /* includes param type prefix */ |
| } |
| else |
| { |
| error("Unknown/unsupported type: %s (0x%02x)\n", var->name, type->type); |
| size = 0; |
| } |
| } |
| else |
| { |
| if (is_return) |
| print_file(file, indent, "0x52, /* FC_RETURN_PARAM */\n"); |
| else if (is_in && is_out) |
| print_file(file, indent, "0x50, /* FC_IN_OUT_PARAM */\n"); |
| else if (is_out) |
| print_file(file, indent, "0x51, /* FC_OUT_PARAM */\n"); |
| else |
| print_file(file, indent, "0x4d, /* FC_IN_PARAM */\n"); |
| |
| print_file(file, indent, "0x01,\n"); |
| print_file(file, indent, "NdrFcShort(0x%x),\n", *type_offset); |
| size = 4; /* includes param type prefix */ |
| } |
| *type_offset += get_size_typeformatstring_var(var, NULL); |
| return size; |
| } |
| |
| void write_procformatstring(FILE *file, const ifref_list_t *ifaces, int for_objects) |
| { |
| const ifref_t *iface; |
| int indent = 0; |
| const var_t *var; |
| unsigned int type_offset = 2; |
| |
| print_file(file, indent, "static const MIDL_PROC_FORMAT_STRING __MIDL_ProcFormatString =\n"); |
| print_file(file, indent, "{\n"); |
| indent++; |
| print_file(file, indent, "0,\n"); |
| print_file(file, indent, "{\n"); |
| indent++; |
| |
| if (ifaces) LIST_FOR_EACH_ENTRY( iface, ifaces, const ifref_t, entry ) |
| { |
| if (for_objects != is_object(iface->iface->attrs) || is_local(iface->iface->attrs)) |
| continue; |
| |
| if (iface->iface->funcs) |
| { |
| const func_t *func; |
| LIST_FOR_EACH_ENTRY( func, iface->iface->funcs, const func_t, entry ) |
| { |
| if (is_local(func->def->attrs)) continue; |
| /* emit argument data */ |
| if (func->args) |
| { |
| LIST_FOR_EACH_ENTRY( var, func->args, const var_t, entry ) |
| write_procformatstring_var(file, indent, var, FALSE, &type_offset); |
| } |
| |
| /* emit return value data */ |
| var = func->def; |
| if (is_void(var->type)) |
| { |
| print_file(file, indent, "0x5b, /* FC_END */\n"); |
| print_file(file, indent, "0x5c, /* FC_PAD */\n"); |
| } |
| else |
| write_procformatstring_var(file, indent, var, TRUE, |
| &type_offset); |
| } |
| } |
| } |
| |
| print_file(file, indent, "0x0\n"); |
| indent--; |
| print_file(file, indent, "}\n"); |
| indent--; |
| print_file(file, indent, "};\n"); |
| print_file(file, indent, "\n"); |
| } |
| |
| static int write_base_type(FILE *file, const type_t *type, unsigned int *typestring_offset) |
| { |
| if (is_base_type(type->type)) |
| { |
| print_file(file, 2, "0x%02x,\t/* %s */\n", type->type, string_of_type(type->type)); |
| *typestring_offset += 1; |
| return 1; |
| } |
| |
| return 0; |
| } |
| |
| /* write conformance / variance descriptor */ |
| static size_t write_conf_or_var_desc(FILE *file, const func_t *func, const type_t *structure, const expr_list_t *expr_list) |
| { |
| unsigned char operator_type = 0; |
| const char *operator_string = "no operators"; |
| const expr_t *expr, *subexpr; |
| unsigned char correlation_type; |
| |
| if (!file) return 4; /* optimisation for sizing pass */ |
| |
| if (list_count(expr_list) > 1) |
| error("write_conf_or_var_desc: multi-dimensional arrays not supported yet\n"); |
| |
| expr = subexpr = LIST_ENTRY( list_head(expr_list), const expr_t, entry ); |
| |
| if (expr->is_const) |
| { |
| if (expr->cval > UCHAR_MAX * (USHRT_MAX + 1) + USHRT_MAX) |
| error("write_conf_or_var_desc: constant value %ld is greater than " |
| "the maximum constant size of %d\n", expr->cval, |
| UCHAR_MAX * (USHRT_MAX + 1) + USHRT_MAX); |
| |
| print_file(file, 2, "0x%x, /* Corr desc: constant, val = %ld */\n", |
| RPC_FC_CONSTANT_CONFORMANCE, expr->cval); |
| print_file(file, 2, "0x%x,\n", expr->cval & ~USHRT_MAX); |
| print_file(file, 2, "NdrFcShort(0x%x),\n", expr->cval & USHRT_MAX); |
| |
| return 4; |
| } |
| |
| switch (subexpr->type) |
| { |
| case EXPR_PPTR: |
| subexpr = subexpr->ref; |
| operator_type = RPC_FC_DEREFERENCE; |
| operator_string = "FC_DEREFERENCE"; |
| break; |
| case EXPR_DIV: |
| if (subexpr->u.ext->is_const && (subexpr->u.ext->cval == 2)) |
| { |
| subexpr = subexpr->ref; |
| operator_type = RPC_FC_DIV_2; |
| operator_string = "FC_DIV_2"; |
| } |
| break; |
| case EXPR_MUL: |
| if (subexpr->u.ext->is_const && (subexpr->u.ext->cval == 2)) |
| { |
| subexpr = subexpr->ref; |
| operator_type = RPC_FC_MULT_2; |
| operator_string = "FC_MULT_2"; |
| } |
| break; |
| case EXPR_SUB: |
| if (subexpr->u.ext->is_const && (subexpr->u.ext->cval == 1)) |
| { |
| subexpr = subexpr->ref; |
| operator_type = RPC_FC_SUB_1; |
| operator_string = "FC_SUB_1"; |
| } |
| break; |
| case EXPR_ADD: |
| if (subexpr->u.ext->is_const && (subexpr->u.ext->cval == 1)) |
| { |
| subexpr = subexpr->ref; |
| operator_type = RPC_FC_ADD_1; |
| operator_string = "FC_ADD_1"; |
| } |
| break; |
| default: |
| break; |
| } |
| |
| if (subexpr->type == EXPR_IDENTIFIER) |
| { |
| const type_t *correlation_variable = NULL; |
| unsigned char correlation_variable_type; |
| unsigned char param_type = 0; |
| const char *param_type_string = NULL; |
| size_t offset; |
| |
| if (structure) |
| { |
| const var_t *var; |
| |
| offset = 0; |
| if (structure->fields) LIST_FOR_EACH_ENTRY( var, structure->fields, const var_t, entry ) |
| { |
| unsigned int align = 0; |
| offset -= type_memsize(var->type, var->array, &align); |
| /* FIXME: take alignment into account */ |
| if (!strcmp(var->name, subexpr->u.sval)) |
| { |
| correlation_variable = var->type; |
| break; |
| } |
| } |
| if (!correlation_variable) |
| error("write_conf_or_var_desc: couldn't find variable %s in structure\n", |
| subexpr->u.sval); |
| |
| correlation_type = RPC_FC_NORMAL_CONFORMANCE; |
| } |
| else |
| { |
| const var_t *var; |
| |
| offset = sizeof(void *); |
| if (func->args) LIST_FOR_EACH_ENTRY( var, func->args, const var_t, entry ) |
| { |
| if (!strcmp(var->name, subexpr->u.sval)) |
| { |
| correlation_variable = var->type; |
| break; |
| } |
| /* FIXME: not all stack variables are sizeof(void *) */ |
| offset += sizeof(void *); |
| } |
| if (!correlation_variable) |
| error("write_conf_or_var_desc: couldn't find variable %s in function\n", |
| subexpr->u.sval); |
| |
| correlation_type = RPC_FC_TOP_LEVEL_CONFORMANCE; |
| } |
| |
| correlation_variable_type = correlation_variable->type; |
| |
| switch (correlation_variable_type) |
| { |
| case RPC_FC_CHAR: |
| case RPC_FC_SMALL: |
| param_type = RPC_FC_SMALL; |
| param_type_string = "FC_SMALL"; |
| break; |
| case RPC_FC_BYTE: |
| case RPC_FC_USMALL: |
| param_type = RPC_FC_USMALL; |
| param_type_string = "FC_USMALL"; |
| break; |
| case RPC_FC_WCHAR: |
| case RPC_FC_SHORT: |
| param_type = RPC_FC_SHORT; |
| param_type_string = "FC_SHORT"; |
| break; |
| case RPC_FC_USHORT: |
| param_type = RPC_FC_USHORT; |
| param_type_string = "FC_USHORT"; |
| break; |
| case RPC_FC_LONG: |
| param_type = RPC_FC_LONG; |
| param_type_string = "FC_LONG"; |
| break; |
| case RPC_FC_ULONG: |
| param_type = RPC_FC_ULONG; |
| param_type_string = "FC_ULONG"; |
| break; |
| case RPC_FC_RP: |
| case RPC_FC_UP: |
| case RPC_FC_OP: |
| case RPC_FC_FP: |
| if (sizeof(void *) == 4) /* FIXME */ |
| { |
| param_type = RPC_FC_LONG; |
| param_type_string = "FC_LONG"; |
| } |
| else |
| { |
| param_type = RPC_FC_HYPER; |
| param_type_string = "FC_HYPER"; |
| } |
| break; |
| default: |
| error("write_conf_or_var_desc: conformance variable type not supported 0x%x\n", |
| correlation_variable_type); |
| } |
| |
| print_file(file, 2, "0x%x, /* Corr desc: %s%s */\n", |
| correlation_type | param_type, |
| correlation_type == RPC_FC_TOP_LEVEL_CONFORMANCE ? "parameter, " : "", |
| param_type_string); |
| print_file(file, 2, "0x%x, /* %s */\n", operator_type, operator_string); |
| print_file(file, 2, "NdrFcShort(0x%x), /* %soffset = %d */\n", |
| offset, |
| correlation_type == RPC_FC_TOP_LEVEL_CONFORMANCE ? "x86 stack size / " : "", |
| offset); |
| } |
| else |
| { |
| unsigned int callback_offset = 0; |
| |
| if (structure) |
| { |
| struct expr_eval_routine *eval; |
| int found = 0; |
| |
| LIST_FOR_EACH_ENTRY(eval, &expr_eval_routines, struct expr_eval_routine, entry) |
| { |
| if (!strcmp(eval->structure->name, structure->name) && |
| !compare_expr(eval->expr, expr)) |
| { |
| found = 1; |
| break; |
| } |
| callback_offset++; |
| } |
| |
| if (!found) |
| { |
| unsigned int align = 0; |
| eval = xmalloc(sizeof(*eval)); |
| eval->structure = structure; |
| eval->structure_size = fields_memsize(structure->fields, &align); |
| eval->expr = expr; |
| list_add_tail(&expr_eval_routines, &eval->entry); |
| } |
| |
| correlation_type = RPC_FC_NORMAL_CONFORMANCE; |
| } |
| else |
| { |
| error("write_conf_or_var_desc: top-level callback conformance unimplemented\n"); |
| correlation_type = RPC_FC_TOP_LEVEL_CONFORMANCE; |
| } |
| |
| if (callback_offset > USHRT_MAX) |
| error("Maximum number of callback routines reached\n"); |
| |
| print_file(file, 2, "0x%x, /* Corr desc: %s */\n", |
| correlation_type, |
| correlation_type == RPC_FC_TOP_LEVEL_CONFORMANCE ? "parameter" : ""); |
| print_file(file, 2, "0x%x, /* %s */\n", RPC_FC_CALLBACK, "FC_CALLBACK"); |
| print_file(file, 2, "NdrFcShort(0x%x), /* %u */\n", callback_offset, callback_offset); |
| } |
| return 4; |
| } |
| |
| static size_t fields_memsize(const var_list_t *fields, unsigned int *align) |
| { |
| size_t size = 0; |
| const var_t *v; |
| |
| if (!fields) return 0; |
| LIST_FOR_EACH_ENTRY( v, fields, const var_t, entry ) |
| size += type_memsize(v->type, v->array, align); |
| |
| return size; |
| } |
| |
| static size_t get_array_size( const array_dims_t *array ) |
| { |
| size_t size = 1; |
| const expr_t *dim; |
| |
| if (!array) return 0; |
| |
| LIST_FOR_EACH_ENTRY( dim, array, expr_t, entry ) |
| { |
| if (!dim->is_const) return 0; |
| size *= dim->cval; |
| } |
| |
| return size; |
| } |
| |
| static size_t type_memsize(const type_t *t, const array_dims_t *array, unsigned int *align) |
| { |
| size_t size = 0; |
| |
| if (is_ptr(t)) |
| { |
| size = sizeof(void *); |
| if (size > *align) *align = size; |
| } |
| else switch (t->type) |
| { |
| case RPC_FC_BYTE: |
| case RPC_FC_CHAR: |
| case RPC_FC_USMALL: |
| case RPC_FC_SMALL: |
| size = 1; |
| if (size > *align) *align = size; |
| break; |
| case RPC_FC_WCHAR: |
| case RPC_FC_USHORT: |
| case RPC_FC_SHORT: |
| case RPC_FC_ENUM16: |
| size = 2; |
| if (size > *align) *align = size; |
| break; |
| case RPC_FC_ULONG: |
| case RPC_FC_LONG: |
| case RPC_FC_ERROR_STATUS_T: |
| case RPC_FC_ENUM32: |
| case RPC_FC_FLOAT: |
| size = 4; |
| if (size > *align) *align = size; |
| break; |
| case RPC_FC_HYPER: |
| case RPC_FC_DOUBLE: |
| size = 8; |
| if (size > *align) *align = size; |
| break; |
| case RPC_FC_STRUCT: |
| case RPC_FC_CVSTRUCT: |
| case RPC_FC_CPSTRUCT: |
| case RPC_FC_CSTRUCT: |
| case RPC_FC_PSTRUCT: |
| case RPC_FC_BOGUS_STRUCT: |
| case RPC_FC_ENCAPSULATED_UNION: |
| case RPC_FC_NON_ENCAPSULATED_UNION: |
| size = fields_memsize(t->fields, align); |
| break; |
| default: |
| error("type_memsize: Unknown type %d\n", t->type); |
| size = 0; |
| } |
| |
| if (array) size *= get_array_size( array ); |
| return size; |
| } |
| |
| static size_t write_nonsimple_pointer(FILE *file, const type_t *type, size_t offset) |
| { |
| short absoff = type->ref->typestring_offset; |
| short reloff = absoff - (offset + 2); |
| print_file(file, 2, "0x%02x, 0x10,\t/* %s */\n", |
| type->type, string_of_type(type->type)); |
| print_file(file, 2, "NdrFcShort(0x%hx),\t/* Offset= %hd (%hd) */\n", |
| reloff, reloff, absoff); |
| return 4; |
| } |
| |
| static size_t write_simple_pointer(FILE *file, const type_t *type) |
| { |
| print_file(file, 2, "0x%02x, 0x8,\t/* %s [simple_pointer] */\n", |
| type->type, string_of_type(type->type)); |
| print_file(file, 2, "0x%02x,\t/* %s */\n", type->ref->type, |
| string_of_type(type->ref->type)); |
| print_file(file, 2, "0x5c,\t/* FC_PAD */\n"); |
| return 4; |
| } |
| |
| static int write_pointers(FILE *file, const attr_list_t *attrs, |
| type_t *type, |
| const array_dims_t *array, int level, |
| unsigned int *typestring_offset) |
| { |
| int pointers_written = 0; |
| const var_t *v; |
| |
| /* don't generate a pointer for first-level arrays since we want to |
| * descend into them to write their pointers, not stop here */ |
| if ((level == 0 || !is_ptr(type)) && is_array_type(attrs, type, array)) |
| { |
| return write_pointers(file, NULL, type, NULL, level + 1, typestring_offset); |
| } |
| |
| if (is_ptr(type)) |
| { |
| if (!is_ptr(type->ref) && 1 < level) |
| { |
| print_file(file, 0, "/* %d */\n", *typestring_offset); |
| if (type->ref->typestring_offset) |
| { |
| type->typestring_offset = *typestring_offset; |
| *typestring_offset += write_nonsimple_pointer(file, type, *typestring_offset); |
| } |
| else if (is_base_type(type->ref->type)) |
| { |
| type->typestring_offset = *typestring_offset; |
| *typestring_offset += write_simple_pointer(file, type); |
| } |
| else |
| error("write_pointers: pointer doesn't point to anything recognizable (0x%02x)\n", |
| type->ref->type); |
| } |
| else |
| { |
| pointers_written = write_pointers(file, attrs, type->ref, array, |
| level + 1, typestring_offset); |
| |
| if (1 < level) |
| { |
| print_file(file, 0, "/* %d */\n", *typestring_offset); |
| type->typestring_offset = *typestring_offset; |
| *typestring_offset += write_nonsimple_pointer(file, type, *typestring_offset); |
| } |
| } |
| |
| return 1; |
| } |
| |
| switch (type->type) |
| { |
| /* note: don't descend into complex structures or unions since these |
| * will always be generated as a separate type */ |
| case RPC_FC_STRUCT: |
| case RPC_FC_CVSTRUCT: |
| case RPC_FC_CPSTRUCT: |
| case RPC_FC_CSTRUCT: |
| case RPC_FC_PSTRUCT: |
| if (!type->fields) break; |
| LIST_FOR_EACH_ENTRY( v, type->fields, const var_t, entry ) |
| pointers_written += write_pointers(file, v->attrs, v->type, |
| v->array, |
| level + 1, |
| typestring_offset); |
| |
| break; |
| |
| default: |
| /* nothing to do */ |
| break; |
| } |
| |
| return pointers_written; |
| } |
| |
| static size_t write_pointer_description(FILE *file, const attr_list_t *attrs, |
| const type_t *type, size_t mem_offset, |
| const array_dims_t *array, int level, |
| size_t *typestring_offset) |
| { |
| const var_t *v; |
| unsigned int align = 0; |
| |
| /* don't generate a pointer for first-level arrays since we want to |
| * descend into them to write their pointers, not stop here */ |
| if ((level == 0 || !is_ptr(type)) && is_array_type(attrs, type, array)) |
| { |
| write_pointer_description(file, NULL, type, mem_offset, NULL, |
| level + 1, typestring_offset); |
| } |
| else if (is_ptr(type)) |
| { |
| print_file(file, 2, "0x46,\t/* FC_NO_REPEAT */\n"); |
| print_file(file, 2, "0x5c,\t/* FC_PAD */\n"); |
| print_file(file, 2, "NdrFcShort(0x%x),\t/* %d */\n", mem_offset, mem_offset); |
| print_file(file, 2, "NdrFcShort(0x%x),\t/* %d */\n", mem_offset, mem_offset); |
| |
| if (type->ref->typestring_offset) |
| { |
| *typestring_offset |
| += 6 + write_nonsimple_pointer(file, type, 6 + *typestring_offset); |
| } |
| else if (is_base_type(type->ref->type)) |
| { |
| *typestring_offset += 6 + write_simple_pointer(file, type); |
| } |
| else |
| error("write_pointer_description: unimplemented\n"); |
| } |
| else |
| { |
| switch (type->type) |
| { |
| /* note: don't descend into complex structures or unions since these |
| * will always be generated as a separate type */ |
| case RPC_FC_STRUCT: |
| case RPC_FC_CVSTRUCT: |
| case RPC_FC_CPSTRUCT: |
| case RPC_FC_CSTRUCT: |
| case RPC_FC_PSTRUCT: |
| if (!type->fields) break; |
| LIST_FOR_EACH_ENTRY( v, type->fields, const var_t, entry ) |
| { |
| mem_offset |
| += write_pointer_description(file, v->attrs, v->type, |
| mem_offset, v->array, |
| level + 1, |
| typestring_offset); |
| } |
| break; |
| |
| default: |
| break; |
| } |
| } |
| |
| return type_memsize(type, array, &align); |
| } |
| |
| static size_t write_string_tfs(FILE *file, const attr_list_t *attrs, |
| const type_t *type, const array_dims_t *array, |
| const char *name, unsigned int *typestring_offset) |
| { |
| const expr_list_t *size_is = get_attrp(attrs, ATTR_SIZEIS); |
| int has_size = is_non_void(size_is); |
| size_t start_offset = *typestring_offset; |
| unsigned char flags = 0; |
| int pointer_type; |
| unsigned char rtype; |
| |
| if (is_ptr(type)) |
| { |
| pointer_type = type->type; |
| type = type->ref; |
| } |
| else |
| pointer_type = get_attrv(attrs, ATTR_POINTERTYPE); |
| |
| if (!pointer_type) |
| pointer_type = RPC_FC_RP; |
| |
| if (!get_attrp(attrs, ATTR_SIZEIS)) |
| flags |= RPC_FC_P_SIMPLEPOINTER; |
| |
| rtype = type->type; |
| |
| if ((rtype != RPC_FC_BYTE) && (rtype != RPC_FC_CHAR) && (rtype != RPC_FC_WCHAR)) |
| { |
| error("write_string_tfs: Unimplemented for type 0x%x of name: %s\n", rtype, name); |
| return start_offset; |
| } |
| |
| print_file(file, 2,"0x%x, 0x%x, /* %s%s */\n", |
| pointer_type, flags, |
| pointer_type == RPC_FC_FP ? "FC_FP" : (pointer_type == RPC_FC_UP ? "FC_UP" : "FC_RP"), |
| (flags & RPC_FC_P_SIMPLEPOINTER) ? " [simple_pointer]" : ""); |
| *typestring_offset += 2; |
| |
| if (!(flags & RPC_FC_P_SIMPLEPOINTER)) |
| { |
| print_file(file, 2, "NdrFcShort(0x2),\n"); |
| *typestring_offset += 2; |
| } |
| |
| if (array && !is_conformant_array(array)) |
| { |
| /* FIXME: multi-dimensional array */ |
| const expr_t *dim = LIST_ENTRY( list_head( array ), expr_t, entry ); |
| if (dim->cval > USHRT_MAX) |
| error("array size for parameter %s exceeds %d bytes by %ld bytes\n", |
| name, USHRT_MAX, dim->cval - USHRT_MAX); |
| |
| if (rtype == RPC_FC_CHAR) |
| WRITE_FCTYPE(file, FC_CSTRING, *typestring_offset); |
| else |
| WRITE_FCTYPE(file, FC_WSTRING, *typestring_offset); |
| print_file(file, 2, "0x%x, /* FC_PAD */\n", RPC_FC_PAD); |
| *typestring_offset += 2; |
| |
| print_file(file, 2, "NdrFcShort(0x%x), /* %d */\n", dim->cval, dim->cval); |
| *typestring_offset += 2; |
| |
| return start_offset; |
| } |
| else if (has_size) |
| { |
| if (rtype == RPC_FC_CHAR) |
| WRITE_FCTYPE(file, FC_C_CSTRING, *typestring_offset); |
| else |
| WRITE_FCTYPE(file, FC_C_WSTRING, *typestring_offset); |
| print_file(file, 2, "0x%x, /* FC_STRING_SIZED */\n", RPC_FC_STRING_SIZED); |
| *typestring_offset += 2; |
| |
| *typestring_offset += write_conf_or_var_desc(file, current_func, NULL, size_is); |
| |
| return start_offset; |
| } |
| else |
| { |
| if (rtype == RPC_FC_CHAR) |
| WRITE_FCTYPE(file, FC_C_CSTRING, *typestring_offset); |
| else |
| WRITE_FCTYPE(file, FC_C_WSTRING, *typestring_offset); |
| print_file(file, 2, "0x%x, /* FC_PAD */\n", RPC_FC_PAD); |
| *typestring_offset += 2; |
| |
| return start_offset; |
| } |
| } |
| |
| static size_t write_array_tfs(FILE *file, const attr_list_t *attrs, |
| type_t *type, const array_dims_t *array, |
| const char *name, unsigned int *typestring_offset) |
| { |
| const expr_list_t *length_is = get_attrp(attrs, ATTR_LENGTHIS); |
| const expr_list_t *size_is = get_attrp(attrs, ATTR_SIZEIS); |
| int has_length = is_non_void(length_is); |
| int has_size = is_non_void(size_is) || is_conformant_array(array); |
| size_t start_offset; |
| int pointer_type = get_attrv(attrs, ATTR_POINTERTYPE); |
| if (!pointer_type) |
| pointer_type = RPC_FC_RP; |
| |
| print_file(file, 2, "0x%x, 0x00, /* %s */\n", |
| pointer_type, |
| pointer_type == RPC_FC_FP ? "FC_FP" : (pointer_type == RPC_FC_UP ? "FC_UP" : "FC_RP")); |
| print_file(file, 2, "NdrFcShort(0x2),\n"); |
| *typestring_offset += 4; |
| |
| if (array && list_count(array) > 1) /* multi-dimensional array */ |
| { |
| error("write_array_tfs: Multi-dimensional arrays not implemented yet (param %s)\n", name); |
| return 0; |
| } |
| else |
| { |
| const expr_t *dim = array ? LIST_ENTRY( list_head( array ), expr_t, entry ) : NULL; |
| int has_pointer = 0; |
| |
| if (write_pointers(file, attrs, type, array, 0, typestring_offset) > 0) |
| has_pointer = 1; |
| |
| start_offset = *typestring_offset; |
| |
| if (!has_length && !has_size) |
| { |
| /* fixed array */ |
| unsigned int align = 0; |
| size_t size = type_memsize(type, array, &align); |
| if (size < USHRT_MAX) |
| { |
| WRITE_FCTYPE(file, FC_SMFARRAY, *typestring_offset); |
| /* alignment */ |
| print_file(file, 2, "0x%02x,\n", align - 1); |
| /* size */ |
| print_file(file, 2, "NdrFcShort(0x%x), /* %d */\n", size, size); |
| *typestring_offset += 4; |
| } |
| else |
| { |
| WRITE_FCTYPE(file, FC_LGFARRAY, *typestring_offset); |
| /* alignment */ |
| print_file(file, 2, "0x%02x,\n", align - 1); |
| /* size */ |
| print_file(file, 2, "NdrFcLong(0x%x), /* %d */\n", size, size); |
| *typestring_offset += 6; |
| } |
| |
| if (has_pointer) |
| { |
| 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, attrs, type, 0, array, 0, typestring_offset); |
| print_file(file, 2, "0x%x, /* FC_END */\n", RPC_FC_END); |
| *typestring_offset += 1; |
| } |
| |
| if (!write_base_type( file, type, typestring_offset )) |
| { |
| print_file(file, 2, "0x0, /* FIXME: write out conversion data */\n"); |
| *typestring_offset += 1; |
| } |
| print_file(file, 2, "0x%x, /* FC_END */\n", RPC_FC_END); |
| *typestring_offset += 1; |
| |
| return start_offset; |
| } |
| else if (has_length && !has_size) |
| { |
| /* varying array */ |
| unsigned int align = 0; |
| size_t element_size = type_memsize(type, NULL, &align); |
| size_t elements = dim->cval; |
| size_t total_size = element_size * elements; |
| |
| if (total_size < USHRT_MAX) |
| { |
| WRITE_FCTYPE(file, FC_SMVARRAY, *typestring_offset); |
| /* alignment */ |
| print_file(file, 2, "0x%02x,\n", align - 1); |
| /* total size */ |
| print_file(file, 2, "NdrFcShort(0x%x), /* %d */\n", total_size, total_size); |
| /* number of elements */ |
| print_file(file, 2, "NdrFcShort(0x%x), /* %d */\n", elements, elements); |
| *typestring_offset += 6; |
| } |
| else |
| { |
| WRITE_FCTYPE(file, FC_LGVARRAY, *typestring_offset); |
| /* alignment */ |
| print_file(file, 2, "0x%02x,\n", align - 1); |
| /* total size */ |
| print_file(file, 2, "NdrFcLong(0x%x), /* %d */\n", total_size, total_size); |
| /* number of elements */ |
| print_file(file, 2, "NdrFcLong(0x%x), /* %d */\n", elements, elements); |
| *typestring_offset += 10; |
| } |
| /* element size */ |
| print_file(file, 2, "NdrFcShort(0x%x), /* %d */\n", element_size, element_size); |
| *typestring_offset += 2; |
| |
| *typestring_offset += write_conf_or_var_desc(file, current_func, |
| current_structure, |
| length_is); |
| |
| if (has_pointer) |
| { |
| 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, attrs, type, 0, array, 0, typestring_offset); |
| print_file(file, 2, "0x%x, /* FC_END */\n", RPC_FC_END); |
| *typestring_offset += 1; |
| } |
| |
| if (!write_base_type( file, type, typestring_offset )) |
| { |
| print_file(file, 2, "0x0, /* FIXME: write out conversion data */\n"); |
| *typestring_offset += 1; |
| } |
| print_file(file, 2, "0x%x, /* FC_END */\n", RPC_FC_END); |
| *typestring_offset += 1; |
| |
| return start_offset; |
| } |
| else if (!has_length && has_size) |
| { |
| /* conformant array */ |
| unsigned int align = 0; |
| size_t element_size = type_memsize(type, NULL, &align); |
| |
| WRITE_FCTYPE(file, FC_CARRAY, *typestring_offset); |
| /* alignment */ |
| print_file(file, 2, "0x%02x,\n", align - 1); |
| /* element size */ |
| print_file(file, 2, "NdrFcShort(0x%x), /* %d */\n", element_size, element_size); |
| *typestring_offset += 4; |
| |
| *typestring_offset += write_conf_or_var_desc(file, current_func, |
| current_structure, |
| size_is ? size_is : array); |
| |
| if (has_pointer) |
| { |
| 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, attrs, type, 0, array, 0, typestring_offset); |
| print_file(file, 2, "0x%x, /* FC_END */\n", RPC_FC_END); |
| *typestring_offset += 1; |
| } |
| |
| if (!write_base_type( file, type, typestring_offset )) |
| { |
| print_file(file, 2, "0x0, /* FIXME: write out conversion data */\n"); |
| *typestring_offset += 1; |
| } |
| print_file(file, 2, "0x%x, /* FC_END */\n", RPC_FC_END); |
| *typestring_offset += 1; |
| |
| return start_offset; |
| } |
| else |
| { |
| /* conformant varying array */ |
| unsigned int align = 0; |
| size_t element_size = type_memsize(type, NULL, &align); |
| |
| WRITE_FCTYPE(file, FC_CVARRAY, *typestring_offset); |
| /* alignment */ |
| print_file(file, 2, "0x%02x,\n", align - 1); |
| /* element size */ |
| print_file(file, 2, "NdrFcShort(0x%x), /* %d */\n", element_size, element_size); |
| *typestring_offset += 4; |
| |
| *typestring_offset += write_conf_or_var_desc(file, current_func, |
| current_structure, |
| size_is ? size_is : array); |
| *typestring_offset += write_conf_or_var_desc(file, current_func, |
| current_structure, |
| length_is); |
| |
| if (has_pointer) |
| { |
| 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, attrs, type, 0, array, 0, typestring_offset); |
| print_file(file, 2, "0x%x, /* FC_END */\n", RPC_FC_END); |
| *typestring_offset += 1; |
| } |
| |
| if (!write_base_type( file, type, typestring_offset )) |
| { |
| print_file(file, 2, "0x0, /* FIXME: write out conversion data */\n"); |
| *typestring_offset += 1; |
| } |
| print_file(file, 2, "0x%x, /* FC_END */\n", RPC_FC_END); |
| *typestring_offset += 1; |
| |
| return start_offset; |
| } |
| } |
| } |
| |
| 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 ); |
| |
| if (is_array_type(last_field->attrs, last_field->type, last_field->array)) |
| 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); |
| } |
| |
| static void write_struct_members(FILE *file, const type_t *type, unsigned int *typestring_offset) |
| { |
| const var_t *field; |
| |
| if (type->fields) LIST_FOR_EACH_ENTRY( field, type->fields, const var_t, entry ) |
| { |
| unsigned char rtype = field->type->type; |
| |
| if (field->array) |
| write_array_tfs( file, field->attrs, field->type, field->array, |
| field->name, typestring_offset ); |
| else if (is_ptr( field->type )) |
| { |
| /* pointers are handled in detail earlier, here just treat them like longs */ |
| print_file( file, 2, "0x8,\t/* FC_LONG */\n" ); |
| *typestring_offset += 1; |
| } |
| else if (!write_base_type( file, field->type, typestring_offset )) |
| error("Unsupported member type 0x%x\n", rtype); |
| } |
| |
| if (!(*typestring_offset % 2)) |
| { |
| print_file(file, 2, "0x%x,\t\t/* FC_PAD */\n", RPC_FC_PAD); |
| *typestring_offset += 1; |
| } |
| |
| print_file(file, 2, "0x%x,\t\t/* FC_END */\n", RPC_FC_END); |
| *typestring_offset += 1; |
| } |
| |
| static size_t write_struct_tfs(FILE *file, type_t *type, |
| const char *name, unsigned int *typestring_offset) |
| { |
| unsigned int total_size; |
| const var_t *array; |
| size_t start_offset; |
| size_t array_offset; |
| int has_pointers; |
| unsigned int align = 0; |
| |
| switch (type->type) |
| { |
| case RPC_FC_STRUCT: |
| case RPC_FC_PSTRUCT: |
| total_size = type_memsize(type, NULL, &align); |
| |
| if (total_size > USHRT_MAX) |
| error("structure size for parameter %s exceeds %d bytes by %d bytes\n", |
| name, USHRT_MAX, total_size - USHRT_MAX); |
| |
| if (type->type == RPC_FC_PSTRUCT) |
| write_pointers(file, NULL, type, NULL, 0, typestring_offset); |
| |
| start_offset = *typestring_offset; |
| 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, NULL, type, 0, NULL, 0, typestring_offset); |
| print_file(file, 2, "0x%x, /* FC_END */\n", RPC_FC_END); |
| *typestring_offset += 1; |
| } |
| |
| /* member layout */ |
| write_struct_members(file, type, typestring_offset); |
| return start_offset; |
| case RPC_FC_CSTRUCT: |
| case RPC_FC_CPSTRUCT: |
| total_size = type_memsize(type, NULL, &align); |
| |
| if (total_size > USHRT_MAX) |
| error("structure size for parameter %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->array, array->name, |
| typestring_offset); |
| current_structure = NULL; |
| |
| if (type->type == RPC_FC_CPSTRUCT) |
| write_pointers(file, NULL, type, NULL, 0, typestring_offset); |
| |
| start_offset = *typestring_offset; |
| 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, NULL, type, 0, NULL, 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, NULL, &align); |
| |
| if (total_size > USHRT_MAX) |
| error("structure size for parameter %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->array, array->name, |
| typestring_offset); |
| else |
| array_offset = write_array_tfs(file, array->attrs, array->type, |
| array->array, array->name, |
| typestring_offset); |
| current_structure = NULL; |
| |
| has_pointers = write_pointers(file, NULL, type, NULL, 0, typestring_offset); |
| |
| start_offset = *typestring_offset; |
| 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, NULL, type, 0, NULL, 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; |
| default: |
| error("write_struct_tfs: Unimplemented for type 0x%x\n", type->type); |
| return *typestring_offset; |
| } |
| } |
| |
| static size_t write_pointer_only_tfs(FILE *file, const attr_list_t *attrs, int pointer_type, |
| unsigned char flags, size_t offset, |
| unsigned int *typeformat_offset) |
| { |
| size_t start_offset = *typeformat_offset; |
| short reloff = offset - (*typeformat_offset + 2); |
| int in_attr, out_attr; |
| in_attr = is_attr(attrs, ATTR_IN); |
| out_attr = is_attr(attrs, ATTR_OUT); |
| if (!in_attr && !out_attr) in_attr = 1; |
| |
| if (out_attr && !in_attr && pointer_type == RPC_FC_RP) |
| flags |= 0x04; |
| |
| print_file(file, 2, "0x%x, 0x%x,\t\t/* %s", |
| pointer_type, |
| flags, |
| pointer_type == RPC_FC_FP ? "FC_FP" : (pointer_type == RPC_FC_UP ? "FC_UP" : "FC_RP")); |
| if (file) |
| { |
| if (flags & 0x04) |
| fprintf(file, " [allocated_on_stack]"); |
| if (flags & 0x10) |
| fprintf(file, " [pointer_deref]"); |
| fprintf(file, " */\n"); |
| } |
| |
| print_file(file, 2, "NdrFcShort(0x%x),\t/* %d */\n", reloff, offset); |
| *typeformat_offset += 4; |
| |
| return start_offset; |
| } |
| |
| static size_t write_union_tfs(FILE *file, const attr_list_t *attrs, |
| const type_t *type, const char *name, |
| unsigned int *typeformat_offset) |
| { |
| error("write_union_tfs: Unimplemented\n"); |
| return *typeformat_offset; |
| } |
| |
| static size_t write_ip_tfs(FILE *file, const func_t *func, const type_t *type, const var_t *var, |
| unsigned int *typeformat_offset) |
| { |
| size_t i; |
| size_t start_offset = *typeformat_offset; |
| const var_t *iid = get_attrp(var->attrs, ATTR_IIDIS); |
| |
| if (iid) |
| { |
| expr_t expr; |
| expr_list_t expr_list; |
| |
| expr.type = EXPR_IDENTIFIER; |
| expr.ref = NULL; |
| expr.u.sval = iid->name; |
| expr.is_const = FALSE; |
| list_init( &expr_list ); |
| list_add_head( &expr_list, &expr.entry ); |
| print_file(file, 2, "0x2f, /* FC_IP */\n"); |
| print_file(file, 2, "0x5c, /* FC_PAD */\n"); |
| *typeformat_offset += write_conf_or_var_desc(file, func, NULL, &expr_list) + 2; |
| } |
| else |
| { |
| const type_t *base = is_ptr(type) ? type->ref : type; |
| const UUID *uuid = get_attrp(base->attrs, ATTR_UUID); |
| |
| if (! uuid) |
| error("%s: interface %s missing UUID\n", __FUNCTION__, base->name); |
| |
| print_file(file, 2, "0x2f,\t/* FC_IP */\n"); |
| print_file(file, 2, "0x5a,\t/* FC_CONSTANT_IID */\n"); |
| print_file(file, 2, "NdrFcLong(0x%08lx),\n", uuid->Data1); |
| print_file(file, 2, "NdrFcShort(0x%04x),\n", uuid->Data2); |
| print_file(file, 2, "NdrFcShort(0x%04x),\n", uuid->Data3); |
| for (i = 0; i < 8; ++i) |
| print_file(file, 2, "0x%02x,\n", uuid->Data4[i]); |
| |
| if (file) |
| fprintf(file, "\n"); |
| |
| *typeformat_offset += 18; |
| } |
| return start_offset; |
| } |
| |
| static int get_ptr_attr(const type_t *t, int def_type) |
| { |
| while (TRUE) |
| { |
| int ptr_attr = get_attrv(t->attrs, ATTR_POINTERTYPE); |
| if (ptr_attr) |
| return ptr_attr; |
| if (t->kind != TKIND_ALIAS) |
| return def_type; |
| t = t->orig; |
| } |
| } |
| |
| static size_t write_typeformatstring_var(FILE *file, int indent, const func_t *func, |
| type_t *type, const var_t *var, |
| unsigned int *typeformat_offset) |
| { |
| int pointer_type; |
| size_t offset; |
| |
| if (type == var->type) /* top-level pointers */ |
| { |
| int pointer_attr = get_attrv(var->attrs, ATTR_POINTERTYPE); |
| if (pointer_attr != 0 && !is_ptr(type)) |
| error("'%s': pointer attribute applied to non-pointer type\n", var->name); |
| |
| if (pointer_attr == 0) |
| pointer_attr = get_ptr_attr(type, RPC_FC_RP); |
| |
| pointer_type = pointer_attr; |
| } |
| else |
| pointer_type = get_ptr_attr(type, RPC_FC_UP); |
| |
| if (((last_ptr(type) && var->array == NULL) |
| || (!is_ptr(type) && var->array != NULL)) |
| && is_ptrchain_attr(var, ATTR_STRING)) |
| { |
| return write_string_tfs(file, var->attrs, type, var->array, var->name, typeformat_offset); |
| } |
| |
| if (is_array_type(var->attrs, type, var->array)) |
| return write_array_tfs(file, var->attrs, type, var->array, var->name, typeformat_offset); |
| |
| if (!is_ptr(type)) |
| { |
| /* basic types don't need a type format string */ |
| if (is_base_type(type->type)) |
| return 0; |
| |
| switch (type->type) |
| { |
| case RPC_FC_STRUCT: |
| case RPC_FC_PSTRUCT: |
| case RPC_FC_CSTRUCT: |
| case RPC_FC_CPSTRUCT: |
| case RPC_FC_CVSTRUCT: |
| case RPC_FC_BOGUS_STRUCT: |
| return write_struct_tfs(file, type, var->name, typeformat_offset); |
| case RPC_FC_ENCAPSULATED_UNION: |
| case RPC_FC_NON_ENCAPSULATED_UNION: |
| return write_union_tfs(file, var->attrs, type, var->name, typeformat_offset); |
| case RPC_FC_IGNORE: |
| case RPC_FC_BIND_PRIMITIVE: |
| /* nothing to do */ |
| return 0; |
| default: |
| error("write_typeformatstring_var: Unsupported type 0x%x for variable %s\n", type->type, var->name); |
| } |
| } |
| else if (last_ptr(type)) |
| { |
| size_t start_offset = *typeformat_offset; |
| int in_attr = is_attr(var->attrs, ATTR_IN); |
| int out_attr = is_attr(var->attrs, ATTR_OUT); |
| const type_t *base = type->ref; |
| |
| if (base->type == RPC_FC_IP) |
| { |
| return write_ip_tfs(file, func, type, var, typeformat_offset); |
| } |
| |
| /* special case for pointers to base types */ |
| if (is_base_type(base->type)) |
| { |
| print_file(file, indent, "0x%x, 0x%x, /* %s %s[simple_pointer] */\n", |
| pointer_type, (!in_attr && out_attr) ? 0x0C : 0x08, |
| string_of_type(pointer_type), |
| (!in_attr && out_attr) ? "[allocated_on_stack] " : ""); |
| print_file(file, indent, "0x%02x, /* %s */\n", base->type, string_of_type(base->type)); |
| print_file(file, indent, "0x5c, /* FC_PAD */\n"); |
| *typeformat_offset += 4; |
| return start_offset; |
| } |
| } |
| |
| assert(is_ptr(type)); |
| |
| offset = write_typeformatstring_var(file, indent, func, type->ref, var, typeformat_offset); |
| if (file) |
| fprintf(file, "/* %2u */\n", *typeformat_offset); |
| return write_pointer_only_tfs(file, var->attrs, pointer_type, |
| !last_ptr(type) ? 0x10 : 0, |
| offset, typeformat_offset); |
| } |
| |
| |
| void write_typeformatstring(FILE *file, const ifref_list_t *ifaces, int for_objects) |
| { |
| int indent = 0; |
| const var_t *var; |
| unsigned int typeformat_offset; |
| const ifref_t *iface; |
| |
| print_file(file, indent, "static const MIDL_TYPE_FORMAT_STRING __MIDL_TypeFormatString =\n"); |
| print_file(file, indent, "{\n"); |
| indent++; |
| print_file(file, indent, "0,\n"); |
| print_file(file, indent, "{\n"); |
| indent++; |
| print_file(file, indent, "NdrFcShort(0x0),\n"); |
| typeformat_offset = 2; |
| |
| if (ifaces) LIST_FOR_EACH_ENTRY( iface, ifaces, const ifref_t, entry ) |
| { |
| if (for_objects != is_object(iface->iface->attrs) || is_local(iface->iface->attrs)) |
| continue; |
| |
| if (iface->iface->funcs) |
| { |
| const func_t *func; |
| LIST_FOR_EACH_ENTRY( func, iface->iface->funcs, const func_t, entry ) |
| { |
| if (is_local(func->def->attrs)) continue; |
| current_func = func; |
| if (func->args) |
| LIST_FOR_EACH_ENTRY( var, func->args, const var_t, entry ) |
| write_typeformatstring_var(file, indent, func, var->type, var, |
| &typeformat_offset); |
| } |
| } |
| } |
| |
| print_file(file, indent, "0x0\n"); |
| indent--; |
| print_file(file, indent, "}\n"); |
| indent--; |
| print_file(file, indent, "};\n"); |
| print_file(file, indent, "\n"); |
| } |
| |
| static unsigned int get_required_buffer_size_type( |
| const type_t *type, const array_dims_t *array, |
| const char *name, unsigned int *alignment) |
| { |
| size_t size = 0; |
| |
| *alignment = 0; |
| if (!is_ptr(type)) |
| { |
| switch (type->type) |
| { |
| case RPC_FC_BYTE: |
| case RPC_FC_CHAR: |
| case RPC_FC_USMALL: |
| case RPC_FC_SMALL: |
| *alignment = 4; |
| size = 1; |
| break; |
| |
| case RPC_FC_WCHAR: |
| case RPC_FC_USHORT: |
| case RPC_FC_SHORT: |
| *alignment = 4; |
| size = 2; |
| break; |
| |
| case RPC_FC_ULONG: |
| case RPC_FC_LONG: |
| case RPC_FC_FLOAT: |
| case RPC_FC_ERROR_STATUS_T: |
| *alignment = 4; |
| size = 4; |
| break; |
| |
| case RPC_FC_HYPER: |
| case RPC_FC_DOUBLE: |
| *alignment = 8; |
| size = 8; |
| break; |
| |
| case RPC_FC_IGNORE: |
| case RPC_FC_BIND_PRIMITIVE: |
| return 0; |
| |
| case RPC_FC_STRUCT: |
| case RPC_FC_PSTRUCT: |
| { |
| const var_t *field; |
| if (!type->fields) return 0; |
| LIST_FOR_EACH_ENTRY( field, type->fields, const var_t, entry ) |
| { |
| unsigned int alignment; |
| size += get_required_buffer_size_type( |
| field->type, field->array, field->name, |
| &alignment); |
| } |
| break; |
| } |
| |
| case RPC_FC_RP: |
| if (is_base_type( type->ref->type ) || type->ref->type == RPC_FC_STRUCT) |
| size = get_required_buffer_size_type( type->ref, NULL, name, alignment ); |
| break; |
| |
| default: |
| error("get_required_buffer_size: Unknown/unsupported type: %s (0x%02x)\n", name, type->type); |
| return 0; |
| } |
| if (array) size *= get_array_size( array ); |
| } |
| return size; |
| } |
| |
| static unsigned int get_required_buffer_size(const var_t *var, unsigned int *alignment, enum pass pass) |
| { |
| expr_list_t *size_is = get_attrp(var->attrs, ATTR_SIZEIS); |
| int has_size = is_non_void(size_is); |
| int in_attr = is_attr(var->attrs, ATTR_IN); |
| int out_attr = is_attr(var->attrs, ATTR_OUT); |
| |
| if (!in_attr && !out_attr) |
| in_attr = 1; |
| |
| *alignment = 0; |
| |
| if (pass == PASS_OUT) |
| { |
| if (out_attr && is_ptr(var->type)) |
| { |
| type_t *type = var->type; |
| |
| if (type->type == RPC_FC_STRUCT) |
| { |
| const var_t *field; |
| unsigned int size = 36; |
| |
| if (!type->fields) return size; |
| LIST_FOR_EACH_ENTRY( field, type->fields, const var_t, entry ) |
| { |
| unsigned int align; |
| size += get_required_buffer_size_type( |
| field->type, field->array, field->name, |
| &align); |
| } |
| return size; |
| } |
| } |
| return 0; |
| } |
| else |
| { |
| if ((!out_attr || in_attr) && !has_size && !is_attr(var->attrs, ATTR_STRING) && !var->array) |
| { |
| if (is_ptr(var->type)) |
| { |
| type_t *type = var->type; |
| |
| if (is_base_type(type->type)) |
| { |
| return 25; |
| } |
| else if (type->type == RPC_FC_STRUCT) |
| { |
| unsigned int size = 36; |
| const var_t *field; |
| |
| if (!type->fields) return size; |
| LIST_FOR_EACH_ENTRY( field, type->fields, const var_t, entry ) |
| { |
| unsigned int align; |
| size += get_required_buffer_size_type( |
| field->type, field->array, field->name, |
| &align); |
| } |
| return size; |
| } |
| } |
| } |
| |
| return get_required_buffer_size_type(var->type, var->array, var->name, alignment); |
| } |
| } |
| |
| static unsigned int get_function_buffer_size( const func_t *func, enum pass pass ) |
| { |
| const var_t *var; |
| unsigned int total_size = 0, alignment; |
| |
| if (func->args) |
| { |
| LIST_FOR_EACH_ENTRY( var, func->args, const var_t, entry ) |
| { |
| total_size += get_required_buffer_size(var, &alignment, pass); |
| total_size += alignment; |
| } |
| } |
| |
| if (pass == PASS_OUT && !is_void(func->def->type)) |
| { |
| total_size += get_required_buffer_size(func->def, &alignment, PASS_RETURN); |
| total_size += alignment; |
| } |
| return total_size; |
| } |
| |
| static void print_phase_function(FILE *file, int indent, const char *type, |
| enum remoting_phase phase, |
| const char *varname, unsigned int type_offset) |
| { |
| const char *function; |
| switch (phase) |
| { |
| case PHASE_BUFFERSIZE: |
| function = "BufferSize"; |
| break; |
| case PHASE_MARSHAL: |
| function = "Marshall"; |
| break; |
| case PHASE_UNMARSHAL: |
| function = "Unmarshall"; |
| break; |
| case PHASE_FREE: |
| function = "Free"; |
| break; |
| default: |
| assert(0); |
| return; |
| } |
| |
| print_file(file, indent, "Ndr%s%s(\n", type, function); |
| indent++; |
| print_file(file, indent, "&_StubMsg,\n"); |
| print_file(file, indent, "%s%s,\n", |
| (phase == PHASE_UNMARSHAL) ? "(unsigned char **)&" : "(unsigned char *)", |
| varname); |
| print_file(file, indent, "(PFORMAT_STRING)&__MIDL_TypeFormatString.Format[%d]%s\n", |
| type_offset, (phase == PHASE_UNMARSHAL) ? "," : ");"); |
| if (phase == PHASE_UNMARSHAL) |
| print_file(file, indent, "0);\n"); |
| indent--; |
| } |
| |
| void print_phase_basetype(FILE *file, int indent, enum remoting_phase phase, |
| enum pass pass, const var_t *var, |
| const char *varname) |
| { |
| type_t *type = var->type; |
| unsigned int size; |
| unsigned int alignment = 0; |
| unsigned char rtype; |
| |
| /* no work to do for other phases, buffer sizing is done elsewhere */ |
| if (phase != PHASE_MARSHAL && phase != PHASE_UNMARSHAL) |
| return; |
| |
| rtype = is_ptr(type) ? type->ref->type : type->type; |
| |
| switch (rtype) |
| { |
| case RPC_FC_BYTE: |
| case RPC_FC_CHAR: |
| case RPC_FC_SMALL: |
| case RPC_FC_USMALL: |
| size = 1; |
| alignment = 1; |
| break; |
| |
| case RPC_FC_WCHAR: |
| case RPC_FC_USHORT: |
| case RPC_FC_SHORT: |
| size = 2; |
| alignment = 2; |
| break; |
| |
| case RPC_FC_ULONG: |
| case RPC_FC_LONG: |
| case RPC_FC_FLOAT: |
| case RPC_FC_ERROR_STATUS_T: |
| size = 4; |
| alignment = 4; |
| break; |
| |
| case RPC_FC_HYPER: |
| case RPC_FC_DOUBLE: |
| size = 8; |
| alignment = 8; |
| break; |
| |
| case RPC_FC_IGNORE: |
| case RPC_FC_BIND_PRIMITIVE: |
| /* no marshalling needed */ |
| return; |
| |
| default: |
| error("print_phase_basetype: Unsupported type: %s (0x%02x, ptr_level: 0)\n", var->name, rtype); |
| size = 0; |
| } |
| |
| print_file(file, indent, "_StubMsg.Buffer = (unsigned char *)(((long)_StubMsg.Buffer + %u) & ~0x%x);\n", |
| alignment - 1, alignment - 1); |
| |
| if (phase == PHASE_MARSHAL) |
| { |
| print_file(file, indent, "*("); |
| write_type(file, is_ptr(type) ? type->ref : type); |
| if (is_ptr(type)) |
| fprintf(file, " *)_StubMsg.Buffer = *"); |
| else |
| fprintf(file, " *)_StubMsg.Buffer = "); |
| fprintf(file, varname); |
| fprintf(file, ";\n"); |
| } |
| else if (phase == PHASE_UNMARSHAL) |
| { |
| if (pass == PASS_IN || pass == PASS_RETURN) |
| print_file(file, indent, ""); |
| else |
| print_file(file, indent, "*"); |
| fprintf(file, varname); |
| if (pass == PASS_IN && is_ptr(type)) |
| fprintf(file, " = ("); |
| else |
| fprintf(file, " = *("); |
| write_type(file, is_ptr(type) ? type->ref : type); |
| fprintf(file, " *)_StubMsg.Buffer;\n"); |
| } |
| |
| print_file(file, indent, "_StubMsg.Buffer += sizeof("); |
| write_type(file, var->type); |
| fprintf(file, ");\n"); |
| } |
| |
| /* returns whether the MaxCount, Offset or ActualCount members need to be |
| * filled in for the specified phase */ |
| static inline int is_size_needed_for_phase(enum remoting_phase phase) |
| { |
| return (phase != PHASE_UNMARSHAL); |
| } |
| |
| void write_remoting_arguments(FILE *file, int indent, const func_t *func, |
| unsigned int *type_offset, enum pass pass, |
| enum remoting_phase phase) |
| { |
| const expr_list_t *length_is; |
| const expr_list_t *size_is; |
| int in_attr, out_attr, has_length, has_size, pointer_type; |
| const var_t *var; |
| |
| if (!func->args) |
| return; |
| |
| if (phase == PHASE_BUFFERSIZE) |
| { |
| unsigned int size = get_function_buffer_size( func, pass ); |
| print_file(file, indent, "_StubMsg.BufferLength = %u;\n", size); |
| } |
| |
| LIST_FOR_EACH_ENTRY( var, func->args, const var_t, entry ) |
| { |
| const type_t *type = var->type; |
| unsigned char rtype; |
| size_t start_offset; |
| size_t size_type = get_size_typeformatstring_var(var, &start_offset); |
| start_offset += *type_offset; |
| |
| length_is = get_attrp(var->attrs, ATTR_LENGTHIS); |
| size_is = get_attrp(var->attrs, ATTR_SIZEIS); |
| has_length = is_non_void(length_is); |
| has_size = is_non_void(size_is) || (var->array && is_conformant_array(var->array)); |
| |
| pointer_type = get_attrv(var->attrs, ATTR_POINTERTYPE); |
| if (!pointer_type) |
| pointer_type = RPC_FC_RP; |
| |
| in_attr = is_attr(var->attrs, ATTR_IN); |
| out_attr = is_attr(var->attrs, ATTR_OUT); |
| if (!in_attr && !out_attr) |
| in_attr = 1; |
| |
| switch (pass) |
| { |
| case PASS_IN: |
| if (!in_attr) goto next; |
| break; |
| case PASS_OUT: |
| if (!out_attr) goto next; |
| break; |
| case PASS_RETURN: |
| break; |
| } |
| |
| rtype = type->type; |
| |
| if (is_user_derived( var )) |
| { |
| print_phase_function(file, indent, "UserMarshal", phase, var->name, start_offset); |
| } |
| else if (is_string_type(var->attrs, var->type, var->array)) |
| { |
| if (var->array && !is_conformant_array(var->array)) |
| print_phase_function(file, indent, "NonConformantString", phase, var->name, start_offset); |
| else |
| { |
| if (size_is && is_size_needed_for_phase(phase)) |
| { |
| const expr_t *size = LIST_ENTRY( list_head(size_is), const expr_t, entry ); |
| print_file(file, indent, "_StubMsg.MaxCount = (unsigned long)"); |
| write_expr(file, size, 1); |
| fprintf(file, ";\n"); |
| } |
| |
| if ((phase == PHASE_FREE) || (pointer_type == RPC_FC_UP)) |
| print_phase_function(file, indent, "Pointer", phase, var->name, start_offset); |
| else |
| print_phase_function(file, indent, "ConformantString", phase, var->name, |
| start_offset + (has_size ? 4 : 2)); |
| } |
| } |
| else if (is_array_type(var->attrs, var->type, var->array)) |
| { |
| const char *array_type; |
| |
| if (var->array && list_count(var->array) > 1) /* multi-dimensional array */ |
| array_type = "ComplexArray"; |
| else |
| { |
| if (!has_length && !has_size) |
| array_type = "FixedArray"; |
| else if (has_length && !has_size) |
| { |
| if (is_size_needed_for_phase(phase)) |
| { |
| const expr_t *length = LIST_ENTRY( list_head(length_is), const expr_t, entry ); |
| print_file(file, indent, "_StubMsg.Offset = (unsigned long)0;\n"); /* FIXME */ |
| print_file(file, indent, "_StubMsg.ActualCount = (unsigned long)"); |
| write_expr(file, length, 1); |
| fprintf(file, ";\n\n"); |
| } |
| array_type = "VaryingArray"; |
| } |
| else if (!has_length && has_size) |
| { |
| if (is_size_needed_for_phase(phase) && phase != PHASE_FREE) |
| { |
| const expr_t *size = LIST_ENTRY( list_head(size_is ? size_is : var->array), |
| const expr_t, entry ); |
| print_file(file, indent, "_StubMsg.MaxCount = (unsigned long)"); |
| write_expr(file, size, 1); |
| fprintf(file, ";\n\n"); |
| } |
| array_type = "ConformantArray"; |
| } |
| else |
| { |
| if (is_size_needed_for_phase(phase)) |
| { |
| const expr_t *length = LIST_ENTRY( list_head(length_is), const expr_t, entry ); |
| const expr_t *size = LIST_ENTRY( list_head(size_is ? size_is : var->array), |
| const expr_t, entry ); |
| print_file(file, indent, "_StubMsg.MaxCount = (unsigned long)"); |
| write_expr(file, size, 1); |
| fprintf(file, ";\n"); |
| print_file(file, indent, "_StubMsg.Offset = (unsigned long)0;\n"); /* FIXME */ |
| print_file(file, indent, "_StubMsg.ActualCount = (unsigned long)"); |
| write_expr(file, length, 1); |
| fprintf(file, ";\n\n"); |
| } |
| array_type = "ConformantVaryingArray"; |
| } |
| } |
| |
| if (!in_attr && phase == PHASE_FREE) |
| { |
| print_file(file, indent, "if (%s)\n", var->name); |
| indent++; |
| print_file(file, indent, "_StubMsg.pfnFree(%s);\n", var->name); |
| } |
| else if (phase != PHASE_FREE) |
| { |
| if (pointer_type == RPC_FC_UP) |
| print_phase_function(file, indent, "Pointer", phase, var->name, start_offset); |
| else |
| print_phase_function(file, indent, array_type, phase, var->name, start_offset); |
| } |
| } |
| else if (!is_ptr(var->type) && is_base_type(rtype)) |
| { |
| print_phase_basetype(file, indent, phase, pass, var, var->name); |
| } |
| else if (!is_ptr(var->type)) |
| { |
| switch (rtype) |
| { |
| case RPC_FC_STRUCT: |
| case RPC_FC_PSTRUCT: |
| print_phase_function(file, indent, "SimpleStruct", phase, var->name, start_offset); |
| break; |
| case RPC_FC_CSTRUCT: |
| case RPC_FC_CPSTRUCT: |
| print_phase_function(file, indent, "ConformantStruct", phase, var->name, start_offset); |
| break; |
| case RPC_FC_CVSTRUCT: |
| print_phase_function(file, indent, "ConformantVaryingStruct", phase, var->name, start_offset); |
| break; |
| case RPC_FC_BOGUS_STRUCT: |
| print_phase_function(file, indent, "ComplexStruct", phase, var->name, start_offset); |
| break; |
| case RPC_FC_RP: |
| if (is_base_type( var->type->ref->type )) |
| { |
| print_phase_basetype(file, indent, phase, pass, var, var->name); |
| } |
| else if (var->type->ref->type == RPC_FC_STRUCT) |
| { |
| if (phase != PHASE_BUFFERSIZE && phase != PHASE_FREE) |
| print_phase_function(file, indent, "SimpleStruct", phase, var->name, start_offset + 4); |
| } |
| else |
| { |
| const var_t *iid; |
| if ((iid = get_attrp( var->attrs, ATTR_IIDIS ))) |
| print_file( file, indent, "_StubMsg.MaxCount = (unsigned long)%s;\n", iid->name ); |
| print_phase_function(file, indent, "Pointer", phase, var->name, start_offset); |
| } |
| break; |
| default: |
| error("write_remoting_arguments: Unsupported type: %s (0x%02x)\n", var->name, rtype); |
| } |
| } |
| else |
| { |
| if (last_ptr(var->type) && (pointer_type == RPC_FC_RP) && is_base_type(rtype)) |
| { |
| print_phase_basetype(file, indent, phase, pass, var, var->name); |
| } |
| else if (last_ptr(var->type) && (pointer_type == RPC_FC_RP) && (rtype == RPC_FC_STRUCT)) |
| { |
| if (phase != PHASE_BUFFERSIZE && phase != PHASE_FREE) |
| print_phase_function(file, indent, "SimpleStruct", phase, var->name, start_offset + 4); |
| } |
| else |
| { |
| const var_t *iid; |
| if ((iid = get_attrp( var->attrs, ATTR_IIDIS ))) |
| print_file( file, indent, "_StubMsg.MaxCount = (unsigned long)%s;\n", iid->name ); |
| print_phase_function(file, indent, "Pointer", phase, var->name, start_offset); |
| } |
| } |
| fprintf(file, "\n"); |
| next: |
| *type_offset += size_type; |
| } |
| } |
| |
| |
| size_t get_size_procformatstring_var(const var_t *var) |
| { |
| unsigned int type_offset = 2; |
| return write_procformatstring_var(NULL, 0, var, FALSE, &type_offset); |
| } |
| |
| |
| size_t get_size_procformatstring_func(const func_t *func) |
| { |
| const var_t *var; |
| size_t size = 0; |
| |
| /* argument list size */ |
| if (func->args) |
| LIST_FOR_EACH_ENTRY( var, func->args, const var_t, entry ) |
| size += get_size_procformatstring_var(var); |
| |
| /* return value size */ |
| if (is_void(func->def->type)) |
| size += 2; /* FC_END and FC_PAD */ |
| else |
| size += get_size_procformatstring_var(func->def); |
| |
| return size; |
| } |
| |
| size_t get_size_typeformatstring_var(const var_t *var, size_t *pstart_offset) |
| { |
| unsigned int type_offset = 2; /* 0 is used as an invalid offset */ |
| size_t start_offset = write_typeformatstring_var(NULL, 0, NULL, var->type, |
| var, &type_offset); |
| if (pstart_offset) |
| *pstart_offset = start_offset - 2; |
| |
| return type_offset - 2; |
| } |
| |
| size_t get_size_procformatstring(const ifref_list_t *ifaces, int for_objects) |
| { |
| const ifref_t *iface; |
| size_t size = 1; |
| const func_t *func; |
| |
| if (ifaces) LIST_FOR_EACH_ENTRY( iface, ifaces, const ifref_t, entry ) |
| { |
| if (for_objects != is_object(iface->iface->attrs) || is_local(iface->iface->attrs)) |
| continue; |
| |
| if (iface->iface->funcs) |
| LIST_FOR_EACH_ENTRY( func, iface->iface->funcs, const func_t, entry ) |
| if (!is_local(func->def->attrs)) |
| size += get_size_procformatstring_func( func ); |
| } |
| return size; |
| } |
| |
| size_t get_size_typeformatstring(const ifref_list_t *ifaces, int for_objects) |
| { |
| const ifref_t *iface; |
| size_t size = 3; |
| const func_t *func; |
| const var_t *var; |
| |
| if (ifaces) LIST_FOR_EACH_ENTRY( iface, ifaces, const ifref_t, entry ) |
| { |
| if (for_objects != is_object(iface->iface->attrs) || is_local(iface->iface->attrs)) |
| continue; |
| |
| if (iface->iface->funcs) |
| { |
| LIST_FOR_EACH_ENTRY( func, iface->iface->funcs, const func_t, entry ) |
| { |
| if (is_local(func->def->attrs)) continue; |
| /* argument list size */ |
| if (func->args) |
| LIST_FOR_EACH_ENTRY( var, func->args, const var_t, entry ) |
| size += get_size_typeformatstring_var(var, NULL); |
| } |
| } |
| } |
| return size; |
| } |
| |
| static void write_struct_expr(FILE *h, const expr_t *e, int brackets, |
| const var_list_t *fields, const char *structvar) |
| { |
| switch (e->type) { |
| case EXPR_VOID: |
| break; |
| case EXPR_NUM: |
| fprintf(h, "%lu", e->u.lval); |
| break; |
| case EXPR_HEXNUM: |
| fprintf(h, "0x%lx", e->u.lval); |
| break; |
| case EXPR_TRUEFALSE: |
| if (e->u.lval == 0) |
| fprintf(h, "FALSE"); |
| else |
| fprintf(h, "TRUE"); |
| break; |
| case EXPR_IDENTIFIER: |
| { |
| const var_t *field; |
| LIST_FOR_EACH_ENTRY( field, fields, const var_t, entry ) |
| if (!strcmp(e->u.sval, field->name)) |
| { |
| fprintf(h, "%s->%s", structvar, e->u.sval); |
| break; |
| } |
| |
| if (&field->entry == fields) error("no field found for identifier %s\n", e->u.sval); |
| break; |
| } |
| case EXPR_NEG: |
| fprintf(h, "-"); |
| write_struct_expr(h, e->ref, 1, fields, structvar); |
| break; |
| case EXPR_NOT: |
| fprintf(h, "~"); |
| write_struct_expr(h, e->ref, 1, fields, structvar); |
| break; |
| case EXPR_PPTR: |
| fprintf(h, "*"); |
| write_struct_expr(h, e->ref, 1, fields, structvar); |
| break; |
| case EXPR_CAST: |
| fprintf(h, "("); |
| write_type(h, e->u.tref); |
| fprintf(h, ")"); |
| write_struct_expr(h, e->ref, 1, fields, structvar); |
| break; |
| case EXPR_SIZEOF: |
| fprintf(h, "sizeof("); |
| write_type(h, e->u.tref); |
| fprintf(h, ")"); |
| break; |
| case EXPR_SHL: |
| case EXPR_SHR: |
| case EXPR_MUL: |
| case EXPR_DIV: |
| case EXPR_ADD: |
| case EXPR_SUB: |
| case EXPR_AND: |
| case EXPR_OR: |
| if (brackets) fprintf(h, "("); |
| write_struct_expr(h, e->ref, 1, fields, structvar); |
| switch (e->type) { |
| case EXPR_SHL: fprintf(h, " << "); break; |
| case EXPR_SHR: fprintf(h, " >> "); break; |
| case EXPR_MUL: fprintf(h, " * "); break; |
| case EXPR_DIV: fprintf(h, " / "); break; |
| case EXPR_ADD: fprintf(h, " + "); break; |
| case EXPR_SUB: fprintf(h, " - "); break; |
| case EXPR_AND: fprintf(h, " & "); break; |
| case EXPR_OR: fprintf(h, " | "); break; |
| default: break; |
| } |
| write_struct_expr(h, e->u.ext, 1, fields, structvar); |
| if (brackets) fprintf(h, ")"); |
| break; |
| case EXPR_COND: |
| if (brackets) fprintf(h, "("); |
| write_struct_expr(h, e->ref, 1, fields, structvar); |
| fprintf(h, " ? "); |
| write_struct_expr(h, e->u.ext, 1, fields, structvar); |
| fprintf(h, " : "); |
| write_struct_expr(h, e->ext2, 1, fields, structvar); |
| if (brackets) fprintf(h, ")"); |
| break; |
| } |
| } |
| |
| |
| void declare_stub_args( FILE *file, int indent, const func_t *func ) |
| { |
| int in_attr, out_attr; |
| int i = 0; |
| const var_t *def = func->def; |
| const var_t *var; |
| |
| /* declare return value '_RetVal' */ |
| if (!is_void(def->type)) |
| { |
| print_file(file, indent, ""); |
| write_type(file, def->type); |
| fprintf(file, " _RetVal;\n"); |
| } |
| |
| if (!func->args) |
| return; |
| |
| LIST_FOR_EACH_ENTRY( var, func->args, const var_t, entry ) |
| { |
| const expr_list_t *size_is = get_attrp(var->attrs, ATTR_SIZEIS); |
| int has_size = is_non_void(size_is); |
| int is_string = is_attr(var->attrs, ATTR_STRING); |
| |
| in_attr = is_attr(var->attrs, ATTR_IN); |
| out_attr = is_attr(var->attrs, ATTR_OUT); |
| if (!out_attr && !in_attr) |
| in_attr = 1; |
| |
| if (!in_attr && !has_size && !is_string) |
| { |
| print_file(file, indent, ""); |
| write_type(file, var->type->ref); |
| fprintf(file, " _W%u;\n", i++); |
| } |
| |
| print_file(file, indent, ""); |
| write_type(file, var->type); |
| fprintf(file, " "); |
| if (var->array) { |
| fprintf(file, "( *"); |
| write_name(file, var); |
| fprintf(file, " )"); |
| } else |
| write_name(file, var); |
| write_array(file, var->array, 0); |
| fprintf(file, ";\n"); |
| } |
| } |
| |
| |
| void assign_stub_out_args( FILE *file, int indent, const func_t *func ) |
| { |
| int in_attr, out_attr; |
| int i = 0, sep = 0; |
| const var_t *var; |
| const expr_list_t *size_is; |
| int has_size; |
| |
| if (!func->args) |
| return; |
| |
| LIST_FOR_EACH_ENTRY( var, func->args, const var_t, entry ) |
| { |
| int is_string = is_attr(var->attrs, ATTR_STRING); |
| size_is = get_attrp(var->attrs, ATTR_SIZEIS); |
| has_size = is_non_void(size_is); |
| in_attr = is_attr(var->attrs, ATTR_IN); |
| out_attr = is_attr(var->attrs, ATTR_OUT); |
| if (!out_attr && !in_attr) |
| in_attr = 1; |
| |
| if (!in_attr) |
| { |
| print_file(file, indent, ""); |
| write_name(file, var); |
| |
| if (has_size) |
| { |
| const expr_t *expr; |
| unsigned int size, align = 0; |
| type_t *type = var->type; |
| |
| fprintf(file, " = NdrAllocate(&_StubMsg, "); |
| LIST_FOR_EACH_ENTRY( expr, size_is, const expr_t, entry ) |
| { |
| if (expr->type == EXPR_VOID) continue; |
| write_expr( file, expr, 1 ); |
| fprintf(file, " * "); |
| } |
| size = type_memsize(type, NULL, &align); |
| fprintf(file, "%u);\n", size); |
| } |
| else if (!is_string) |
| { |
| fprintf(file, " = &_W%u;\n", i); |
| if (is_ptr(var->type) && !last_ptr(var->type)) |
| print_file(file, indent, "_W%u = 0;\n", i); |
| i++; |
| } |
| |
| sep = 1; |
| } |
| } |
| if (sep) |
| fprintf(file, "\n"); |
| } |
| |
| |
| int write_expr_eval_routines(FILE *file, const char *iface) |
| { |
| int result = 0; |
| struct expr_eval_routine *eval; |
| unsigned short callback_offset = 0; |
| |
| LIST_FOR_EACH_ENTRY(eval, &expr_eval_routines, struct expr_eval_routine, entry) |
| { |
| int indent = 0; |
| result = 1; |
| print_file(file, indent, "static void __RPC_USER %s_%sExprEval_%04u(PMIDL_STUB_MESSAGE pStubMsg)\n", |
| iface, eval->structure->name, callback_offset); |
| print_file(file, indent, "{\n"); |
| indent++; |
| print_file(file, indent, "struct %s *" STRUCT_EXPR_EVAL_VAR " = (struct %s *)(pStubMsg->StackTop - %u);\n", |
| eval->structure->name, eval->structure->name, eval->structure_size); |
| fprintf(file, "\n"); |
| print_file(file, indent, "pStubMsg->Offset = 0;\n"); /* FIXME */ |
| print_file(file, indent, "pStubMsg->MaxCount = (unsigned long)"); |
| write_struct_expr(file, eval->expr, 1, eval->structure->fields, STRUCT_EXPR_EVAL_VAR); |
| fprintf(file, ";\n"); |
| indent--; |
| print_file(file, indent, "}\n\n"); |
| callback_offset++; |
| } |
| return result; |
| } |
| |
| void write_expr_eval_routine_list(FILE *file, const char *iface) |
| { |
| struct expr_eval_routine *eval; |
| struct expr_eval_routine *cursor; |
| unsigned short callback_offset = 0; |
| |
| fprintf(file, "static const EXPR_EVAL ExprEvalRoutines[] =\n"); |
| fprintf(file, "{\n"); |
| |
| LIST_FOR_EACH_ENTRY_SAFE(eval, cursor, &expr_eval_routines, struct expr_eval_routine, entry) |
| { |
| print_file(file, 1, "%s_%sExprEval_%04u,\n", |
| iface, eval->structure->name, callback_offset); |
| |
| callback_offset++; |
| list_remove(&eval->entry); |
| free(eval); |
| } |
| |
| fprintf(file, "};\n\n"); |
| } |
| |
| |
| void write_endpoints( FILE *f, const char *prefix, const str_list_t *list ) |
| { |
| const struct str_list_entry_t *endpoint; |
| const char *p; |
| |
| /* this should be an array of RPC_PROTSEQ_ENDPOINT but we want const strings */ |
| print_file( f, 0, "static const unsigned char * %s__RpcProtseqEndpoint[][2] =\n{\n", prefix ); |
| LIST_FOR_EACH_ENTRY( endpoint, list, const struct str_list_entry_t, entry ) |
| { |
| print_file( f, 1, "{ (const unsigned char *)\"" ); |
| for (p = endpoint->str; *p && *p != ':'; p++) |
| { |
| if (*p == '"' || *p == '\\') fputc( '\\', f ); |
| fputc( *p, f ); |
| } |
| if (!*p) goto error; |
| if (p[1] != '[') goto error; |
| |
| fprintf( f, "\", (const unsigned char *)\"" ); |
| for (p += 2; *p && *p != ']'; p++) |
| { |
| if (*p == '"' || *p == '\\') fputc( '\\', f ); |
| fputc( *p, f ); |
| } |
| if (*p != ']') goto error; |
| fprintf( f, "\" },\n" ); |
| } |
| print_file( f, 0, "};\n\n" ); |
| return; |
| |
| error: |
| error("Invalid endpoint syntax '%s'\n", endpoint->str); |
| } |