#ifdef HAVE_CONFIG_H
-#include "config.h"
+# include "config.h"
#endif
#include "php.h"
#include "php_ini.h"
#include "ext/standard/info.h"
+#include "zend_constants.h"
+#include "zend_operators.h"
#include "php_psi.h"
-#include "parser.h"
-#include "libjit.h"
-#include "libffi.h"
+#if HAVE_LIBJIT
+# include "libjit.h"
+# ifndef HAVE_LIBFFI
+# define PSI_ENGINE "jit"
+# endif
+#endif
+#if HAVE_LIBFFI
+# include "libffi.h"
+# define PSI_ENGINE "ffi"
+#endif
ZEND_DECLARE_MODULE_GLOBALS(psi);
PHP_INI_BEGIN()
- STD_PHP_INI_ENTRY("psi.engine", "ffi", PHP_INI_SYSTEM, OnUpdateString, engine, zend_psi_globals, psi_globals)
- STD_PHP_INI_ENTRY("psi.directory", "psis", PHP_INI_SYSTEM, OnUpdateString, directory, zend_psi_globals, psi_globals)
+ STD_PHP_INI_ENTRY("psi.engine", PSI_ENGINE, PHP_INI_SYSTEM, OnUpdateString, engine, zend_psi_globals, psi_globals)
+ STD_PHP_INI_ENTRY("psi.directory", "psi.d", PHP_INI_SYSTEM, OnUpdateString, directory, zend_psi_globals, psi_globals)
PHP_INI_END();
-void psi_error(int type, const char *msg, ...)
-{
- char buf[0x1000];
- va_list argv;
-
- va_start(argv, msg);
- vslprintf(buf, 0x1000, msg, argv);
- va_end(argv);
-
- php_error(type, buf);
-}
-
-int psi_internal_type(impl_type *type)
-{
- switch (type->type) {
- case PSI_T_BOOL:
- return _IS_BOOL;
- case PSI_T_INT:
- case PSI_T_LONG:
- return IS_LONG;
- case PSI_T_FLOAT:
- case PSI_T_DOUBLE:
- return IS_DOUBLE;
- case PSI_T_STRING:
- return IS_STRING;
- case PSI_T_ARRAY:
- return IS_ARRAY;
- default:
- return 0;
- }
-}
+static zend_object_handlers psi_object_handlers;
+static zend_class_entry *psi_class_entry;
-zend_internal_arg_info *psi_internal_arginfo(impl *impl)
+zend_class_entry *psi_object_get_class_entry()
{
- size_t i;
- zend_internal_arg_info *aip;
- zend_internal_function_info *fi;
-
- aip = calloc(impl->func->args->count + 1, sizeof(*aip));
-
- fi = (zend_internal_function_info *) &aip[0];
- fi->required_num_args = psi_num_min_args(impl);
- fi->return_reference = impl->func->return_reference;
- fi->type_hint = psi_internal_type(impl->func->return_type);
-
- for (i = 0; i < impl->func->args->count; ++i) {
- impl_arg *iarg = impl->func->args->args[i];
- zend_internal_arg_info *ai = &aip[i+1];
-
- ai->name = iarg->var->name;
- ai->type_hint = psi_internal_type(iarg->type);
- if (iarg->var->reference) {
- ai->pass_by_reference = 1;
- }
- if (iarg->var->reference || (iarg->def && iarg->def->type == PSI_T_NULL)) {
- ai->allow_null = 1;
- }
- }
-
- return aip;
+ return psi_class_entry;
}
-size_t psi_num_min_args(impl *impl)
+void psi_error_wrapper(void *context, PSI_Token *t, int type, const char *msg, ...)
{
- size_t i, n = impl->func->args->count;
+ va_list argv;
+ const char *fn = NULL;
+ unsigned ln = 0;
- for (i = 0; i < impl->func->args->count; ++i) {
- if (impl->func->args->args[i]->def) {
- --n;
+ if (context) {
+ if (PSI_DATA(context)->flags & PSI_PARSER_SILENT) {
+ return;
}
}
- return n;
-}
-void psi_to_int(impl_val *ret_val, decl_arg *func, zval *return_value)
-{
- switch (real_decl_type(func->type)->type) {
- case PSI_T_FLOAT:
- case PSI_T_DOUBLE:
- RETVAL_DOUBLE(deref_impl_val(0, ret_val, func)->dval);
- convert_to_long(return_value);
- break;
- default:
- RETVAL_LONG(deref_impl_val(0, ret_val, func)->lval);
+ if (t) {
+ fn = t->file;
+ ln = t->line;
+ } else if (zend_is_executing()) {
+ fn = zend_get_executed_filename();
+ ln = zend_get_executed_lineno();
+ } else if (zend_is_compiling()) {
+ fn = zend_get_compiled_filename()->val;
+ ln = zend_get_compiled_lineno();
}
-}
-
-void psi_to_double(impl_val *ret_val, decl_arg *func, zval *return_value)
-{
- RETVAL_DOUBLE(deref_impl_val(0, ret_val, func)->dval);
-}
-void psi_to_string(impl_val *ret_val, decl_arg *func, zval *return_value)
-{
- switch (real_decl_type(func->type)->type) {
- case PSI_T_CHAR:
- case PSI_T_SINT8:
- case PSI_T_UINT8:
- if (!func->var->pointer_level) {
- char chr = ret_val->lval;
- RETVAL_STRINGL(&chr, 1);
- } else {
- ret_val = deref_impl_val(1, ret_val, func);
- if (ret_val->ptr) {
- RETVAL_STRING(ret_val->ptr);
- } else {
- RETVAL_EMPTY_STRING();
- }
- }
- break;
- case PSI_T_FLOAT:
- case PSI_T_DOUBLE:
- RETVAL_DOUBLE(deref_impl_val(0, ret_val, func)->dval);
- convert_to_string(return_value);
- break;
- default:
- RETVAL_LONG(deref_impl_val(0, ret_val, func)->lval);
- convert_to_string(return_value);
- break;
- }
+ va_start(argv, msg);
+ psi_verror(type, fn, ln, msg, argv);
+ va_end(argv);
}
-size_t psi_t_alignment(token_t t)
+void psi_error(int type, const char *fn, unsigned ln, const char *msg, ...)
{
- size_t align;
-#define PSI_TAS_D(T) struct PSI_TAS_ ##T { \
- char c; \
- T x; \
-}
-#define PSI_TAS_P(T) struct PSI_TAS_ ## T ## _pointer { \
- char c; \
- T *x; \
-}
-#define PSI_TAS_C(T) align = offsetof(struct PSI_TAS_ ##T, x)
-#define PSI_TAS_CASE(T) { \
- PSI_TAS_D(T); \
- PSI_TAS_C(T); \
-}
- switch (t) {
- case PSI_T_CHAR:
- PSI_TAS_CASE(char);
- break;
- case PSI_T_SINT8:
- PSI_TAS_CASE(int8_t);
- break;
- case PSI_T_UINT8:
- PSI_TAS_CASE(uint8_t);
- break;
- case PSI_T_SHORT:
- PSI_TAS_CASE(short);
- break;
- case PSI_T_SINT16:
- PSI_TAS_CASE(int16_t);
- break;
- case PSI_T_UINT16:
- PSI_TAS_CASE(uint16_t);
- break;
- case PSI_T_INT:
- PSI_TAS_CASE(int);
- break;
- case PSI_T_SINT32:
- PSI_TAS_CASE(int32_t);
- break;
- case PSI_T_UINT32:
- PSI_TAS_CASE(uint32_t);
- break;
- case PSI_T_LONG:
- PSI_TAS_CASE(long);
- break;
- case PSI_T_SINT64:
- PSI_TAS_CASE(int64_t);
- break;
- case PSI_T_UINT64:
- PSI_TAS_CASE(uint64_t);
- break;
- case PSI_T_FLOAT:
- PSI_TAS_CASE(float);
- break;
- case PSI_T_DOUBLE:
- PSI_TAS_CASE(double);
- break;
- case PSI_T_SIZE_T:
- PSI_TAS_CASE(size_t);
- break;
- case PSI_T_POINTER:
- {
- PSI_TAS_P(char);
- PSI_TAS_C(char_pointer);
- }
- break;
- EMPTY_SWITCH_DEFAULT_CASE();
- }
-
- return align;
-}
+ va_list argv;
-size_t psi_t_size(token_t t)
-{
- size_t size;
-
- switch (t) {
- case PSI_T_CHAR:
- size = sizeof(char);
- break;
- case PSI_T_SINT8:
- case PSI_T_UINT8:
- size = 1;
- break;
- case PSI_T_SHORT:
- size = sizeof(short);
- break;
- case PSI_T_SINT16:
- case PSI_T_UINT16:
- size = 2;
- break;
- case PSI_T_INT:
- size = sizeof(int);
- break;
- case PSI_T_SINT32:
- case PSI_T_UINT32:
- size = 4;
- break;
- case PSI_T_LONG:
- size = sizeof(long);
- break;
- case PSI_T_SINT64:
- case PSI_T_UINT64:
- size = 8;
- break;
- case PSI_T_FLOAT:
- size = sizeof(float);
- break;
- case PSI_T_DOUBLE:
- size = sizeof(double);
- break;
- case PSI_T_SIZE_T:
- size = sizeof(size_t);
- break;
- case PSI_T_POINTER:
- size = sizeof(char *);
- break;
- EMPTY_SWITCH_DEFAULT_CASE();
- }
- return size;
+ va_start(argv, msg);
+ psi_verror(type, fn, ln, msg, argv);
+ va_end(argv);
}
-size_t psi_t_align(token_t t, size_t s)
+void psi_verror(int type, const char *fn, unsigned ln, const char *msg, va_list argv)
{
- size_t a = psi_t_alignment(t);
- return ((s - 1) | (a - 1)) + 1;
+ zend_error_cb(type, fn, ln, msg, argv);
}
-static impl_val *iterate(impl_val *val, token_t t, unsigned i, impl_val *tmp)
+static void psi_object_free(zend_object *o)
{
- size_t size = psi_t_size(t);
+ psi_object *obj = PSI_OBJ(NULL, o);
- memset(tmp, 0, sizeof(*tmp));
- memcpy(tmp, val->ptr + size * i, size);
- return tmp;
+ if (obj->data) {
+ /* FIXME: how about registering a destructor?
+ // free(obj->data); */
+ obj->data = NULL;
+ }
+ zend_object_std_dtor(o);
}
-void psi_to_array(impl_val *ret_val, decl_arg *func, zval *return_value)
+static zend_object *psi_object_init(zend_class_entry *ce)
{
- zval ele;
- unsigned i;
- impl_val tmp;
- token_t t = real_decl_type(func->type)->type;
-
- array_init(return_value);
- ret_val = deref_impl_val(0, ret_val, func);
- for (i = 0; i < func->var->array_size; ++i) {
- impl_val *ptr = iterate(ret_val, t, i, &tmp);
-
- switch (t) {
- case PSI_T_FLOAT:
- case PSI_T_DOUBLE:
- ZVAL_DOUBLE(&ele, ptr->dval);
- break;
- default:
- ZVAL_LONG(&ele, ptr->lval);
- break;
- }
+ psi_object *o = ecalloc(1, sizeof(*o) + zend_object_properties_size(ce));
- add_next_index_zval(return_value, &ele);
- }
+ zend_object_std_init(&o->std, ce);
+ object_properties_init(&o->std, ce);
+ o->std.handlers = &psi_object_handlers;
+ return &o->std;
}
-ZEND_RESULT_CODE psi_parse_args(zend_execute_data *execute_data, impl *impl)
-{
- impl_arg *iarg;
+ZEND_BEGIN_ARG_INFO_EX(ai_psi_dump, 0, 0, 0)
+ ZEND_ARG_INFO(0, stream)
+ZEND_END_ARG_INFO();
+static PHP_FUNCTION(psi_dump) {
+ php_stream *s;
+ zval *r = NULL;
+ int fd = STDOUT_FILENO;
- if (!impl->func->args->count) {
- return zend_parse_parameters_none();
+ if (SUCCESS != zend_parse_parameters(ZEND_NUM_ARGS(), "|r!", &r)) {
+ return;
}
+ if (r) {
+ php_stream_from_zval(s, r);
- ZEND_PARSE_PARAMETERS_START(psi_num_min_args(impl), impl->func->args->count)
- nextarg:
- iarg = impl->func->args->args[_i];
- if (iarg->def) {
- Z_PARAM_OPTIONAL;
- }
- if (PSI_T_BOOL == iarg->type->type) {
- if (iarg->def) {
- iarg->val.bval = iarg->def->type == PSI_T_TRUE ? 1 : 0;
- }
- Z_PARAM_BOOL(iarg->val.bval);
- } else if (PSI_T_INT == iarg->type->type) {
- if (iarg->def) {
- iarg->val.lval = zend_atol(iarg->def->text, strlen(iarg->def->text));
- }
- Z_PARAM_LONG(iarg->val.lval);
- } else if (PSI_T_FLOAT == iarg->type->type) {
- if (iarg->def) {
- iarg->val.dval = zend_strtod(iarg->def->text, NULL);
- }
- Z_PARAM_DOUBLE(iarg->val.dval);
- } else if (PSI_T_STRING == iarg->type->type) {
- struct {char *val; size_t len;} str;
- if (iarg->def) {
- /* FIXME */
- str.len = strlen(iarg->def->text) - 2;
- str.val = &iarg->def->text[1];
- }
- Z_PARAM_STR_EX(iarg->val.str, 1, 0);
- if (iarg->val.str) {
- zend_string_addref(iarg->val.str);
- } else if (iarg->def) {
- iarg->val.str = zend_string_init(str.val, str.len, 0);
- }
- } else if (PSI_T_ARRAY == iarg->type->type) {
- /* handled as _zv in let or set */
- Z_PARAM_PROLOGUE(0);
- } else {
- error_code = ZPP_ERROR_FAILURE;
- break;
- }
- iarg->_zv = _arg;
- if (_i < _max_num_args) {
- goto nextarg;
- }
- ZEND_PARSE_PARAMETERS_END_EX(return FAILURE);
-
- return SUCCESS;
-}
-
-impl_val *psi_do_let(decl_arg *darg)
-{
- impl_val *arg_val = &darg->let->out;
- impl_arg *iarg = darg->let->arg;
-
- if (!iarg) {
- /*
- * let foo = NULL;
- * let foo;
- */
- if (darg->var->array_size) {
- arg_val->ptr = ecalloc(darg->var->array_size, sizeof(*arg_val));
- darg->let->mem = arg_val->ptr;
- } else {
- memset(arg_val, 0, sizeof(*arg_val));
- }
- return arg_val;
- }
- switch (darg->let->val->func->type) {
- case PSI_T_BOOLVAL:
- if (iarg->type->type == PSI_T_BOOL) {
- arg_val->cval = iarg->val.cval;
- } else {
- arg_val->cval = zend_is_true(iarg->_zv);
- }
- break;
- case PSI_T_INTVAL:
- if (iarg->type->type == PSI_T_INT) {
- arg_val->lval = iarg->val.lval;
- } else {
- arg_val->lval = zval_get_long(iarg->_zv);
- }
- break;
- case PSI_T_STRVAL:
- if (iarg->type->type == PSI_T_STRING) {
- arg_val->ptr = estrdup(iarg->val.str->val);
- darg->let->mem = arg_val->ptr;
- zend_string_release(iarg->val.str);
- } else {
- zend_string *zs = zval_get_string(iarg->_zv);
- arg_val->ptr = estrdup(zs->val);
- darg->let->mem = arg_val->ptr;
- zend_string_release(zs);
- }
- break;
- case PSI_T_STRLEN:
- if (iarg->type->type == PSI_T_STRING) {
- arg_val->lval = iarg->val.str->len;
- zend_string_release(iarg->val.str);
- } else {
- zend_string *zs = zval_get_string(iarg->_zv);
- arg_val->lval = zs->len;
- zend_string_release(zs);
+ if (SUCCESS != php_stream_cast(s, PHP_STREAM_AS_FD | PHP_STREAM_CAST_INTERNAL, (void **)&fd, 1)) {
+ RETURN_FALSE;
}
- break;
- case PSI_T_CALLOC:
- arg_val->ptr = calloc(1, darg->let->val->func->size);
- darg->let->mem = arg_val->ptr;
- break;
- EMPTY_SWITCH_DEFAULT_CASE();
}
-
- return arg_val;
+ PSI_ContextDump(&PSI_G(context), fd);
}
-void psi_do_set(zval *return_value, set_func *func, decl_vars *vars)
-{
- impl_val *val = (impl_val *) &vars->vars[0]->arg->let->ptr;
-
- ZVAL_DEREF(return_value);
- zval_dtor(return_value);
-
- switch (func->type) {
- case PSI_T_TO_STRING:
- psi_to_string(val, vars->vars[0]->arg, return_value);
- break;
- case PSI_T_TO_ARRAY:
- psi_to_array(val, vars->vars[0]->arg, return_value);
- break;
- EMPTY_SWITCH_DEFAULT_CASE();
- }
-}
+ZEND_BEGIN_ARG_INFO_EX(ai_psi_validate, 0, 0, 1)
+ ZEND_ARG_INFO(0, file)
+ZEND_END_ARG_INFO();
+static PHP_FUNCTION(psi_validate) {
+ zend_string *file;
+ PSI_Parser P;
-void psi_do_return(impl *impl, impl_val *ret_val, zval *return_value)
-{
- switch (impl->stmts->ret.list[0]->func->type) {
- case PSI_T_TO_STRING:
- psi_to_string(ret_val, impl->decl->func, return_value);
- break;
- case PSI_T_TO_INT:
- psi_to_int(ret_val, impl->decl->func, return_value);
- break;
- EMPTY_SWITCH_DEFAULT_CASE();
+ if (SUCCESS != zend_parse_parameters(ZEND_NUM_ARGS(), "P", &file)) {
+ return;
}
-}
-void psi_do_free(free_stmt *fre)
-{
- size_t i;
-
- for (i = 0; i < fre->vars->count; ++i) {
- decl_var *dvar = fre->vars->vars[i];
-
- if (dvar->arg && dvar->arg->let->out.ptr) {
- free(dvar->arg->let->out.ptr);
- dvar->arg->let->out.ptr = NULL;
- }
+ if (!PSI_ParserInit(&P, file->val, psi_error_wrapper, 0)) {
+ RETURN_FALSE;
}
-}
-
-void psi_do_clean(impl *impl)
-{
- size_t i;
- for (i = 0; i < impl->func->args->count; ++i ) {
- impl_arg *iarg = impl->func->args->args[i];
-
- switch (iarg->type->type) {
- case PSI_T_STRING:
- if (iarg->val.str) {
- zend_string_release(iarg->val.str);
- }
+ while (0 < PSI_ParserScan(&P)) {
+ PSI_ParserParse(&P, PSI_TokenAlloc(&P));
+ if (P.num == PSI_T_EOF) {
break;
}
}
+ PSI_ParserParse(&P, NULL);
- for (i = 0; i < impl->decl->args->count; ++i) {
- decl_arg *darg = impl->decl->args->args[i];
-
- if (darg->let && darg->let->mem) {
- efree(darg->let->mem);
- darg->let->mem = NULL;
- }
+ if (0 == PSI_ContextValidateData(NULL, PSI_DATA(&P)) && !P.errors) {
+ RETVAL_TRUE;
+ } else {
+ RETVAL_FALSE;
}
+ PSI_ParserDtor(&P);
}
-PHP_MINIT_FUNCTION(psi)
+static PHP_MINIT_FUNCTION(psi)
{
- PSI_ContextOps *ops;
+ PSI_ContextOps *ops = NULL;
+ zend_class_entry ce = {0};
+ unsigned flags = psi_check_env("PSI_DEBUG") ? PSI_PARSER_DEBUG : (
+ psi_check_env("PSI_SILENT") ? PSI_PARSER_SILENT : 0);
REGISTER_INI_ENTRIES();
+ INIT_NS_CLASS_ENTRY(ce, "psi", "object", NULL);
+ psi_class_entry = zend_register_internal_class_ex(&ce, NULL);
+ psi_class_entry->create_object = psi_object_init;
+
+ memcpy(&psi_object_handlers, zend_get_std_object_handlers(), sizeof(zend_object_handlers));
+ psi_object_handlers.offset = XtOffsetOf(psi_object, std);
+ psi_object_handlers.free_obj = psi_object_free;
+ psi_object_handlers.clone_obj = NULL;
+
+#ifdef HAVE_LIBJIT
if (!strcasecmp(PSI_G(engine), "jit")) {
ops = PSI_Libjit();
- } else {
+ } else
+#endif
+#ifdef HAVE_LIBFFI
ops = PSI_Libffi();
+#endif
+
+ if (!ops) {
+ php_error(E_WARNING, "No PSI engine found");
+ return FAILURE;
}
- PSI_ContextInit(&PSI_G(context), ops, psi_error);
+ PSI_ContextInit(&PSI_G(context), ops, psi_error_wrapper, flags);
PSI_ContextBuild(&PSI_G(context), PSI_G(directory));
+ if (psi_check_env("PSI_DUMP")) {
+ PSI_ContextDump(&PSI_G(context), STDOUT_FILENO);
+ }
+
return SUCCESS;
}
-PHP_MSHUTDOWN_FUNCTION(psi)
+
+static PHP_MSHUTDOWN_FUNCTION(psi)
{
PSI_ContextDtor(&PSI_G(context));
return SUCCESS;
}
-/* Remove if there's nothing to do at request start */
-/* {{{ PHP_RINIT_FUNCTION
- */
-PHP_RINIT_FUNCTION(psi)
-{
#if defined(COMPILE_DL_PSI) && defined(ZTS)
- ZEND_TSRMLS_CACHE_UPDATE();
-#endif
- return SUCCESS;
-}
-/* }}} */
-
-/* Remove if there's nothing to do at request end */
-/* {{{ PHP_RSHUTDOWN_FUNCTION
- */
-PHP_RSHUTDOWN_FUNCTION(psi)
+static PHP_RINIT_FUNCTION(psi)
{
+ ZEND_TSRMLS_CACHE_UPDATE();
return SUCCESS;
}
-/* }}} */
+#endif
-PHP_MINFO_FUNCTION(psi)
+static PHP_MINFO_FUNCTION(psi)
{
php_info_print_table_start();
php_info_print_table_header(2, "psi support", "enabled");
DISPLAY_INI_ENTRIES();
}
-const zend_function_entry psi_functions[] = {
+
+static const zend_function_entry psi_functions[] = {
+ PHP_FE(psi_dump, ai_psi_dump)
+ PHP_FE(psi_validate, ai_psi_validate)
PHP_FE_END
};
psi_functions,
PHP_MINIT(psi),
PHP_MSHUTDOWN(psi),
+#if defined(COMPILE_DL_PSI) && defined(ZTS)
PHP_RINIT(psi), /* Replace with NULL if there's nothing to do at request start */
- PHP_RSHUTDOWN(psi), /* Replace with NULL if there's nothing to do at request end */
+#else
+ NULL,
+#endif
+ NULL,
PHP_MINFO(psi),
PHP_PSI_VERSION,
STANDARD_MODULE_PROPERTIES