X-Git-Url: https://git.m6w6.name/?p=m6w6%2Fext-psi;a=blobdiff_plain;f=src%2Fmodule.c;h=aff784dbc28235c13f65583f69c58f6962638d25;hp=ee1230f3667267e8689a4ddfc2da73b589435b5a;hb=d3171526ab7658114cac4ebe1098af4b038e576e;hpb=22b4a95d8fd6525e4539f843ba5bebb9a56e89f2 diff --git a/src/module.c b/src/module.c index ee1230f..aff784d 100644 --- a/src/module.c +++ b/src/module.c @@ -1,524 +1,201 @@ #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)); @@ -527,28 +204,15 @@ PHP_MSHUTDOWN_FUNCTION(psi) 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"); @@ -556,7 +220,10 @@ PHP_MINFO_FUNCTION(psi) 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 }; @@ -566,8 +233,12 @@ zend_module_entry psi_module_entry = { 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