-#ifdef HAVE_CONFIG_H
-# include "config.h"
-#endif
+/*******************************************************************************
+ Copyright (c) 2016, Michael Wallner <mike@php.net>.
+ All rights reserved.
+
+ Redistribution and use in source and binary forms, with or without
+ modification, are permitted provided that the following conditions are met:
+
+ * Redistributions of source code must retain the above copyright notice,
+ this list of conditions and the following disclaimer.
+ * Redistributions in binary form must reproduce the above copyright
+ notice, this list of conditions and the following disclaimer in the
+ documentation and/or other materials provided with the distribution.
+
+ THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
+ DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE
+ FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
+ SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
+ CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
+ OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+*******************************************************************************/
#include "php_psi_stdinc.h"
#include "php_scandir.h"
#include "php_psi.h"
#include "calc.h"
+#include "call.h"
#include "libjit.h"
#include "libffi.h"
#include "token.h"
#include "parser.h"
-#include "php_psi_types.h"
-#include "php_psi_consts.h"
-#include "php_psi_decls.h"
-#include "php_psi_va_decls.h"
-#include "php_psi_structs.h"
-#include "php_psi_unions.h"
+#include "php_psi_posix.h"
-struct psi_context *psi_context_init(struct psi_context *C, struct psi_context_ops *ops, psi_context_error_func error, unsigned flags)
+struct psi_context *psi_context_init(struct psi_context *C, struct psi_context_ops *ops, psi_error_cb error, unsigned flags)
{
- struct psi_data T;
- struct psi_predef_type *predef_type;
- struct psi_predef_const *predef_const;
- struct psi_predef_struct *predef_struct;
- struct psi_predef_union *predef_union;
- struct psi_predef_decl *predef_decl;
-
if (!C) {
C = malloc(sizeof(*C));
}
memset(C, 0, sizeof(*C));
- C->error = error;
- C->flags = flags;
+ psi_data_ctor(PSI_DATA(C), error, flags);
C->ops = ops;
if (ops->init) {
ops->init(C);
}
- ZEND_ASSERT(ops->call != NULL);
- ZEND_ASSERT(ops->compile != NULL);
-
- /* build up predefs in a temporary PSI_Data for validation */
- memset(&T, 0, sizeof(T));
- T.error = error;
-
- for (predef_type = &psi_predef_types[0]; predef_type->type_tag; ++predef_type) {
- decl_type *type = init_decl_type(predef_type->type_tag, predef_type->type_name);
- decl_var *var = init_decl_var(predef_type->alias, 0, 0); /* FIXME: indirection */
- decl_arg *def = init_decl_arg(type, var);
-
- T.defs = add_decl_typedef(T.defs, def);
- }
- for (predef_const = &psi_predef_consts[0]; predef_const->type_tag; ++predef_const) {
- impl_def_val *val = init_impl_def_val(predef_const->val_type_tag, predef_const->val_text);
- const_type *type = init_const_type(predef_const->type_tag, predef_const->type_name);
- constant *constant = init_constant(type, predef_const->var_name, val);
-
- T.consts = add_constant(T.consts, constant);
- }
- for (predef_struct = &psi_predef_structs[0]; predef_struct->type_tag; ++predef_struct) {
- struct psi_predef_struct *member;
- decl_args *dargs = init_decl_args(NULL);
- decl_struct *dstruct = init_decl_struct(predef_struct->var_name, dargs);
-
- dstruct->size = predef_struct->size;
- dstruct->align = predef_struct->offset;
- for (member = &predef_struct[1]; member->type_tag; ++member) {
- decl_type *type;
- decl_var *dvar;
- decl_arg *darg;
-
- type = init_decl_type(member->type_tag, member->type_name);
- dvar = init_decl_var(member->var_name, member->pointer_level, member->array_size);
- darg = init_decl_arg(type, dvar);
- darg->layout = init_decl_struct_layout(member->offset, member->size);
- dargs = add_decl_arg(dargs, darg);
- }
-
- T.structs = add_decl_struct(T.structs, dstruct);
- predef_struct = member;
- }
- for (predef_union = &psi_predef_unions[0]; predef_union->type_tag; ++predef_union) {
- struct psi_predef_union *member;
- decl_args *dargs = init_decl_args(NULL);
- decl_union *dunion = init_decl_union(predef_union->var_name, dargs);
-
- dunion->size = predef_union->size;
- dunion->align = predef_union->offset;
- for (member = &predef_union[1]; member->type_tag; ++member) {
- decl_type *type;
- decl_var *dvar;
- decl_arg *darg;
-
- type = init_decl_type(member->type_tag, member->type_name);
- dvar = init_decl_var(member->var_name, member->pointer_level, member->array_size);
- darg = init_decl_arg(type, dvar);
- darg->layout = init_decl_struct_layout(member->offset, member->size);
- dargs = add_decl_arg(dargs, darg);
- }
-
- T.unions = add_decl_union(T.unions, dunion);
- predef_union = member;
- }
- for (predef_decl = &psi_predef_decls[0]; predef_decl->type_tag; ++predef_decl) {
- struct psi_predef_decl *farg;
- decl_type *ftype = init_decl_type(predef_decl->type_tag, predef_decl->type_name);
- decl_var *fname = init_decl_var(predef_decl->var_name, predef_decl->pointer_level, predef_decl->array_size);
- decl_arg *func = init_decl_arg(ftype, fname);
- decl_args *args = init_decl_args(NULL);
- decl *decl = init_decl(init_decl_abi("default"), func, args);
-
- for (farg = &predef_decl[1]; farg->type_tag; ++farg) {
- decl_type *arg_type = init_decl_type(farg->type_tag, farg->type_name);
- decl_var *arg_var = init_decl_var(farg->var_name, farg->pointer_level, farg->array_size);
- decl_arg *darg = init_decl_arg(arg_type, arg_var);
- args = add_decl_arg(args, darg);
- }
-
- T.decls = add_decl(T.decls, decl);
- predef_decl = farg;
- }
-
- for (predef_decl = &psi_predef_vararg_decls[0]; predef_decl->type_tag; ++predef_decl) {
- struct psi_predef_decl *farg;
- decl_type *ftype = init_decl_type(predef_decl->type_tag, predef_decl->type_name);
- decl_var *fname = init_decl_var(predef_decl->var_name, predef_decl->pointer_level, predef_decl->array_size);
- decl_arg *func = init_decl_arg(ftype, fname);
- decl_args *args = init_decl_args(NULL);
- decl *decl = init_decl(init_decl_abi("default"), func, args);
-
- for (farg = &predef_decl[1]; farg->type_tag; ++farg) {
- decl_type *arg_type = init_decl_type(farg->type_tag, farg->type_name);
- decl_var *arg_var = init_decl_var(farg->var_name, farg->pointer_level, farg->array_size);
- decl_arg *darg = init_decl_arg(arg_type, arg_var);
- args = add_decl_arg(args, darg);
- }
- args->varargs = 1;
-
- T.decls = add_decl(T.decls, decl);
- predef_decl = farg;
- }
-
- psi_context_validate_data(PSI_DATA(C), &T);
-
- C->count = 1;
- C->data = malloc(sizeof(*C->data));
- psi_data_exchange(C->data, &T);
+ assert(ops->call != NULL);
+ assert(ops->compile != NULL);
return C;
}
static int psi_select_dirent(const struct dirent *entry)
{
#ifndef FNM_CASEFOLD
-#define FNM_CASEFOLD 0
+# define FNM_CASEFOLD 0
#endif
return 0 == fnmatch("*.psi", entry->d_name, FNM_CASEFOLD);
}
+static bool psi_context_add(struct psi_context *C, struct psi_parser *P)
+{
+ bool valid;
+ struct psi_data *D;
+ struct psi_validate_scope scope = {0};
+
+ C->data = realloc(C->data, (C->count + 1) * sizeof(*C->data));
+ D = psi_data_exchange(&C->data[C->count++], PSI_DATA(P));
+
+ psi_validate_scope_ctor(&scope);
+ scope.defs = &P->preproc->defs;
+ valid = psi_validate(&scope, PSI_DATA(C), D);
+ psi_validate_scope_dtor(&scope);
+
+ return valid;
+}
+
void psi_context_build(struct psi_context *C, const char *paths)
{
int i, n;
for (i = 0; i < n; ++i) {
char psi[MAXPATHLEN];
struct psi_parser P;
+ struct psi_parser_input *I;
if (MAXPATHLEN <= slprintf(psi, MAXPATHLEN, "%s/%s", ptr, entries[i]->d_name)) {
- C->error(C, NULL, PSI_WARNING, "Path to PSI file too long: %s/%s",
+ C->error(PSI_DATA(C), NULL, PSI_WARNING, "Path to PSI file too long: %s/%s",
ptr, entries[i]->d_name);
}
- if (!psi_parser_init(&P, psi, C->error, C->flags)) {
- C->error(C, NULL, PSI_WARNING, "Failed to init PSI parser (%s): %s",
+ if (!psi_parser_init(&P, C->error, C->flags)) {
+ C->error(PSI_DATA(C), NULL, PSI_WARNING, "Failed to init PSI parser (%s): %s",
psi, strerror(errno));
continue;
}
-
- while (0 < psi_parser_scan(&P)) {
- psi_parser_parse(&P, psi_token_alloc(&P));
- if (P.num == PSI_T_EOF) {
- break;
- }
+ if (!(I = psi_parser_open_file(&P, psi, true))) {
+ C->error(PSI_DATA(C), NULL, PSI_WARNING, "Failed to open PSI file (%s): %s",
+ psi, strerror(errno));
+ continue;
}
-
- psi_parser_parse(&P, NULL);
- psi_context_validate(C, &P);
+ psi_parser_parse(&P, I);
+ psi_context_add(C, &P);
psi_parser_dtor(&P);
+ free(I);
}
}
if (psi_context_compile(C) && SUCCESS != zend_register_functions(NULL, C->closures, NULL, MODULE_PERSISTENT)) {
- C->error(C, NULL, PSI_WARNING, "Failed to register functions!");
+ C->error(PSI_DATA(C), NULL, PSI_WARNING, "Failed to register functions!");
}
free(cpy);
-
}
zend_function_entry *psi_context_compile(struct psi_context *C)
{
- size_t i;
zend_constant zc;
zc.flags = CONST_PERSISTENT|CONST_CS;
zc.module_number = EG(current_module)->module_number;
if (C->consts) {
- for (i = 0; i < C->consts->count; ++i) {
- constant *c = C->consts->list[i];
+ size_t i = 0;
+ struct psi_const *c;
+
+ while (psi_plist_get(C->consts, i++, &c)) {
- zc.name = zend_string_init(c->name + (c->name[0] == '\\'), strlen(c->name) - (c->name[0] == '\\'), 1);
- ZVAL_NEW_STR(&zc.value, zend_string_init(c->val->text, strlen(c->val->text), 1));
+ if (zend_get_constant_str(c->name, strlen(c->name))) {
+ continue;
+ }
+
+ zc.name = zend_string_init(c->name, strlen(c->name), 1);
switch (c->type->type) {
case PSI_T_BOOL:
- convert_to_boolean(&zc.value);
+ ZVAL_BOOL(&zc.value, c->val->ival.zend.bval);
break;
case PSI_T_INT:
- convert_to_long(&zc.value);
+ ZVAL_LONG(&zc.value, c->val->ival.zend.lval);
break;
case PSI_T_FLOAT:
- convert_to_double(&zc.value);
+ case PSI_T_DOUBLE:
+ ZVAL_DOUBLE(&zc.value, c->val->ival.dval);
+ break;
+ case PSI_T_STRING:
+ case PSI_T_QUOTED_STRING:
+ ZVAL_NEW_STR(&zc.value, zend_string_copy(c->val->ival.zend.str));
+ break;
+ default:
+ assert(0);
break;
}
+
zend_register_constant(&zc);
}
}
+
if (C->enums) {
- for (i = 0; i < C->enums->count; ++i) {
- decl_enum *e = C->enums->list[i];
- size_t j;
+ size_t i = 0;
+ struct psi_decl_enum *e;
+
+ while (psi_plist_get(C->enums, i++, &e)) {
+ size_t j = 0;
+ struct psi_decl_enum_item *item;
+
+ while (psi_plist_get(e->items, j++, &item)) {
+ zend_string *name;
- for (j = 0; j < e->items->count; ++j) {
- decl_enum_item *i = e->items->list[j];
- zend_string *name = strpprintf(0, "psi\\%s\\%s", e->name, i->name);
+ if (psi_decl_type_is_anon(e->name, "enum")) {
+ name = strpprintf(0, "psi\\%s", item->name);
+ } else {
+ name = strpprintf(0, "psi\\%s\\%s", e->name, item->name);
+ }
+
+ if (zend_get_constant(name)) {
+ zend_string_release(name);
+ continue;
+ }
zc.name = zend_string_dup(name, 1);
- ZVAL_LONG(&zc.value, psi_long_num_exp(i->num, NULL));
+ ZVAL_LONG(&zc.value, psi_num_exp_get_long(item->num, NULL, NULL));
zend_register_constant(&zc);
zend_string_release(name);
}
}
-void psi_context_call(struct psi_context *C, struct decl_callinfo *decl_call, struct impl_vararg *va)
+ZEND_RESULT_CODE psi_context_call(struct psi_context *C, zend_execute_data *execute_data, zval *return_value, struct psi_impl *impl)
{
- C->ops->call(C, decl_call, va);
+ struct psi_call_frame *frame;
+
+ frame = psi_call_frame_init(C, impl->decl, impl);
+
+ if (SUCCESS != psi_call_frame_parse_args(frame, execute_data)) {
+ psi_call_frame_free(frame);
+
+ return FAILURE;
+ }
+
+ psi_call_frame_enter(frame);
+
+ if (SUCCESS != psi_call_frame_do_let(frame)) {
+ psi_call_frame_do_return(frame, return_value);
+ psi_call_frame_free(frame);
+
+ return FAILURE;
+ }
+
+ if (SUCCESS != psi_call_frame_do_assert(frame, PSI_ASSERT_PRE)) {
+ psi_call_frame_do_return(frame, return_value);
+ psi_call_frame_free(frame);
+
+ return FAILURE;
+ }
+
+ C->ops->call(frame);
+
+ if (SUCCESS != psi_call_frame_do_assert(frame, PSI_ASSERT_POST)) {
+ psi_call_frame_do_return(frame, return_value);
+ psi_call_frame_free(frame);
+
+ return FAILURE;
+ }
+
+ psi_call_frame_do_return(frame, return_value);
+ psi_call_frame_do_set(frame);
+ psi_call_frame_do_free(frame);
+ psi_call_frame_free(frame);
+
+ return SUCCESS;
}
C->ops->dtor(C);
}
- free_decl_libs(&C->psi.libs);
+ psi_data_dtor(PSI_DATA(C));
if (C->data) {
for (i = 0; i < C->count; ++i) {
}
free(C->closures);
}
-
- if (C->consts) {
- if (C->consts->list) {
- free(C->consts->list);
- }
- free(C->consts);
- }
- if (C->defs) {
- if (C->defs->list) {
- free(C->defs->list);
- }
- free(C->defs);
- }
- if (C->structs) {
- if (C->structs->list) {
- free(C->structs->list);
- }
- free(C->structs);
- }
- if (C->unions) {
- if (C->unions->list) {
- free(C->unions->list);
- }
- free(C->unions);
- }
- if (C->enums) {
- if (C->enums->list) {
- free(C->enums->list);
- }
- free(C->enums);
- }
- if (C->decls) {
- if (C->decls->list) {
- free(C->decls->list);
- }
- free(C->decls);
- }
- if (C->impls) {
- if (C->impls->list) {
- free(C->impls->list);
- }
- free(C->impls);
- }
-
- memset(C, 0, sizeof(*C));
}
void psi_context_free(struct psi_context **C)
*C = NULL;
}
}
+
+void psi_context_dump(struct psi_context *C, int fd)
+{
+ dprintf(fd, "// psi.engine=%s\n",
+ (char *) C->ops->query(C, PSI_CONTEXT_QUERY_SELF, NULL));
+
+ psi_data_dump(fd, PSI_DATA(C));
+}
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