/* * This file is part of the MicroPython project, http://micropython.org/ * * The MIT License (MIT) * * SPDX-FileCopyrightText: Copyright (c) 2013, 2014 Damien P. George * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ #ifndef MICROPY_INCLUDED_PY_OBJ_H #define MICROPY_INCLUDED_PY_OBJ_H #include #include "py/mpconfig.h" #include "py/misc.h" #include "py/qstr.h" #include "py/mpprint.h" #include "py/runtime0.h" #include "supervisor/shared/translate.h" // This is the definition of the opaque MicroPython object type. // All concrete objects have an encoding within this type and the // particular encoding is specified by MICROPY_OBJ_REPR. #if MICROPY_OBJ_REPR == MICROPY_OBJ_REPR_D typedef uint64_t mp_obj_t; typedef uint64_t mp_const_obj_t; #else typedef void *mp_obj_t; typedef const void *mp_const_obj_t; #endif // This mp_obj_type_t struct is a concrete MicroPython object which holds info // about a type. See below for actual definition of the struct. typedef struct _mp_obj_type_t mp_obj_type_t; // Anything that wants to be a concrete MicroPython object must have mp_obj_base_t // as its first member (small ints, qstr objs and inline floats are not concrete). struct _mp_obj_base_t { const mp_obj_type_t *type MICROPY_OBJ_BASE_ALIGNMENT; }; typedef struct _mp_obj_base_t mp_obj_base_t; // These fake objects are used to indicate certain things in arguments or return // values, and should only be used when explicitly allowed. // // - MP_OBJ_NULL : used to indicate the absence of an object, or unsupported operation. // - MP_OBJ_STOP_ITERATION : used instead of throwing a StopIteration, for efficiency. // - MP_OBJ_SENTINEL : used for various internal purposes where one needs // an object which is unique from all other objects, including MP_OBJ_NULL. // // For debugging purposes they are all different. For non-debug mode, we alias // as many as we can to MP_OBJ_NULL because it's cheaper to load/compare 0. #ifdef NDEBUG #define MP_OBJ_NULL (MP_OBJ_FROM_PTR((void *)0)) #define MP_OBJ_STOP_ITERATION (MP_OBJ_FROM_PTR((void *)0)) #define MP_OBJ_SENTINEL (MP_OBJ_FROM_PTR((void *)4)) #else #define MP_OBJ_NULL (MP_OBJ_FROM_PTR((void *)0)) #define MP_OBJ_STOP_ITERATION (MP_OBJ_FROM_PTR((void *)4)) #define MP_OBJ_SENTINEL (MP_OBJ_FROM_PTR((void *)8)) #endif // These macros/inline functions operate on objects and depend on the // particular object representation. They are used to query, pack and // unpack small ints, qstrs and full object pointers. #if MICROPY_OBJ_REPR == MICROPY_OBJ_REPR_A static inline bool MP_OBJ_IS_SMALL_INT(mp_const_obj_t o) { return (((mp_int_t)(o)) & 1) != 0; } #define MP_OBJ_SMALL_INT_VALUE(o) (((mp_int_t)(o)) >> 1) #define MP_OBJ_NEW_SMALL_INT(small_int) ((mp_obj_t)((((mp_uint_t)(small_int)) << 1) | 1)) static inline bool MP_OBJ_IS_QSTR(mp_const_obj_t o) { return (((mp_int_t)(o)) & 3) == 2; } #define MP_OBJ_QSTR_VALUE(o) (((mp_uint_t)(o)) >> 2) #define MP_OBJ_NEW_QSTR(qst) ((mp_obj_t)((((mp_uint_t)(qst)) << 2) | 2)) #if MICROPY_PY_BUILTINS_FLOAT #define mp_const_float_e MP_ROM_PTR(&mp_const_float_e_obj) #define mp_const_float_pi MP_ROM_PTR(&mp_const_float_pi_obj) extern const struct _mp_obj_float_t mp_const_float_e_obj; extern const struct _mp_obj_float_t mp_const_float_pi_obj; #define mp_obj_is_float(o) MP_OBJ_IS_TYPE((o), &mp_type_float) mp_float_t mp_obj_float_get(mp_obj_t self_in); mp_obj_t mp_obj_new_float(mp_float_t value); #endif static inline bool MP_OBJ_IS_OBJ(mp_const_obj_t o) { return (((mp_int_t)(o)) & 3) == 0; } #elif MICROPY_OBJ_REPR == MICROPY_OBJ_REPR_B static inline bool MP_OBJ_IS_SMALL_INT(mp_const_obj_t o) { return (((mp_int_t)(o)) & 3) == 1; } #define MP_OBJ_SMALL_INT_VALUE(o) (((mp_int_t)(o)) >> 2) #define MP_OBJ_NEW_SMALL_INT(small_int) ((mp_obj_t)((((mp_uint_t)(small_int)) << 2) | 1)) static inline bool MP_OBJ_IS_QSTR(mp_const_obj_t o) { return (((mp_int_t)(o)) & 3) == 3; } #define MP_OBJ_QSTR_VALUE(o) (((mp_uint_t)(o)) >> 2) #define MP_OBJ_NEW_QSTR(qst) ((mp_obj_t)((((mp_uint_t)(qst)) << 2) | 3)) #if MICROPY_PY_BUILTINS_FLOAT #define mp_const_float_e MP_ROM_PTR(&mp_const_float_e_obj) #define mp_const_float_pi MP_ROM_PTR(&mp_const_float_pi_obj) extern const struct _mp_obj_float_t mp_const_float_e_obj; extern const struct _mp_obj_float_t mp_const_float_pi_obj; #define mp_obj_is_float(o) MP_OBJ_IS_TYPE((o), &mp_type_float) mp_float_t mp_obj_float_get(mp_obj_t self_in); mp_obj_t mp_obj_new_float(mp_float_t value); #endif static inline bool MP_OBJ_IS_OBJ(mp_const_obj_t o) { return (((mp_int_t)(o)) & 1) == 0; } #elif MICROPY_OBJ_REPR == MICROPY_OBJ_REPR_C static inline bool MP_OBJ_IS_SMALL_INT(mp_const_obj_t o) { return (((mp_int_t)(o)) & 1) != 0; } #define MP_OBJ_SMALL_INT_VALUE(o) (((mp_int_t)(o)) >> 1) #define MP_OBJ_NEW_SMALL_INT(small_int) ((mp_obj_t)((((mp_uint_t)(small_int)) << 1) | 1)) #if MICROPY_PY_BUILTINS_FLOAT #define mp_const_float_e MP_ROM_PTR((mp_obj_t)(((0x402df854 & ~3) | 2) + 0x80800000)) #define mp_const_float_pi MP_ROM_PTR((mp_obj_t)(((0x40490fdb & ~3) | 2) + 0x80800000)) static inline bool mp_obj_is_float(mp_const_obj_t o) { return (((mp_uint_t)(o)) & 3) == 2 && (((mp_uint_t)(o)) & 0xff800007) != 0x00000006; } static inline mp_float_t mp_obj_float_get(mp_const_obj_t o) { union { mp_float_t f; mp_uint_t u; } num = {.u = ((mp_uint_t)o - 0x80800000) & ~3}; return num.f; } static inline mp_obj_t mp_obj_new_float(mp_float_t f) { union { mp_float_t f; mp_uint_t u; } num = {.f = f}; return (mp_obj_t)(((num.u & ~0x3) | 2) + 0x80800000); } #endif static inline bool MP_OBJ_IS_QSTR(mp_const_obj_t o) { return (((mp_uint_t)(o)) & 0xff800007) == 0x00000006; } #define MP_OBJ_QSTR_VALUE(o) (((mp_uint_t)(o)) >> 3) #define MP_OBJ_NEW_QSTR(qst) ((mp_obj_t)((((mp_uint_t)(qst)) << 3) | 0x00000006)) static inline bool MP_OBJ_IS_OBJ(mp_const_obj_t o) { return (((mp_int_t)(o)) & 3) == 0; } #elif MICROPY_OBJ_REPR == MICROPY_OBJ_REPR_D static inline bool MP_OBJ_IS_SMALL_INT(mp_const_obj_t o) { return (((uint64_t)(o)) & 0xffff000000000000) == 0x0001000000000000; } #define MP_OBJ_SMALL_INT_VALUE(o) (((mp_int_t)((o) << 16)) >> 17) #define MP_OBJ_NEW_SMALL_INT(small_int) (((((uint64_t)(small_int)) & 0x7fffffffffff) << 1) | 0x0001000000000001) static inline bool MP_OBJ_IS_QSTR(mp_const_obj_t o) { return (((uint64_t)(o)) & 0xffff000000000000) == 0x0002000000000000; } #define MP_OBJ_QSTR_VALUE(o) ((((uint32_t)(o)) >> 1) & 0xffffffff) #define MP_OBJ_NEW_QSTR(qst) ((mp_obj_t)((((mp_uint_t)(qst)) << 1) | 0x0002000000000001)) #if MICROPY_PY_BUILTINS_FLOAT #if MICROPY_FLOAT_IMPL != MICROPY_FLOAT_IMPL_DOUBLE #error MICROPY_OBJ_REPR_D requires MICROPY_FLOAT_IMPL_DOUBLE #endif #define mp_const_float_e {((mp_obj_t)((uint64_t)0x4005bf0a8b145769 + 0x8004000000000000))} #define mp_const_float_pi {((mp_obj_t)((uint64_t)0x400921fb54442d18 + 0x8004000000000000))} static inline bool mp_obj_is_float(mp_const_obj_t o) { return ((uint64_t)(o) & 0xfffc000000000000) != 0; } static inline mp_float_t mp_obj_float_get(mp_const_obj_t o) { union { mp_float_t f; uint64_t r; } num = {.r = o - 0x8004000000000000}; return num.f; } static inline mp_obj_t mp_obj_new_float(mp_float_t f) { union { mp_float_t f; uint64_t r; } num = {.f = f}; return num.r + 0x8004000000000000; } #endif static inline bool MP_OBJ_IS_OBJ(mp_const_obj_t o) { return (((uint64_t)(o)) & 0xffff000000000000) == 0x0000000000000000; } #define MP_OBJ_TO_PTR(o) ((void *)(uintptr_t)(o)) #define MP_OBJ_FROM_PTR(p) ((mp_obj_t)((uintptr_t)(p))) // rom object storage needs special handling to widen 32-bit pointer to 64-bits typedef union _mp_rom_obj_t { uint64_t u64; struct { const void *lo, *hi; } u32; } mp_rom_obj_t; #define MP_ROM_INT(i) {MP_OBJ_NEW_SMALL_INT(i)} #define MP_ROM_QSTR(q) {MP_OBJ_NEW_QSTR(q)} #if MP_ENDIANNESS_LITTLE #define MP_ROM_PTR(p) {.u32 = {.lo = (p), .hi = NULL}} #else #define MP_ROM_PTR(p) {.u32 = {.lo = NULL, .hi = (p)}} #endif #endif // Macros to convert between mp_obj_t and concrete object types. // These are identity operations in MicroPython, but ability to override // these operations are provided to experiment with other methods of // object representation and memory management. // Cast mp_obj_t to object pointer #ifndef MP_OBJ_TO_PTR #define MP_OBJ_TO_PTR(o) ((void *)o) #endif // Cast object pointer to mp_obj_t #ifndef MP_OBJ_FROM_PTR #define MP_OBJ_FROM_PTR(p) ((mp_obj_t)p) #endif // Macros to create objects that are stored in ROM. #ifndef MP_ROM_INT typedef mp_const_obj_t mp_rom_obj_t; #define MP_ROM_INT(i) MP_OBJ_NEW_SMALL_INT(i) #define MP_ROM_QSTR(q) MP_OBJ_NEW_QSTR(q) #define MP_ROM_PTR(p) (p) /* for testing typedef struct _mp_rom_obj_t { mp_const_obj_t o; } mp_rom_obj_t; #define MP_ROM_INT(i) {MP_OBJ_NEW_SMALL_INT(i)} #define MP_ROM_QSTR(q) {MP_OBJ_NEW_QSTR(q)} #define MP_ROM_PTR(p) {.o = p} */ #endif // The macros below are derived from the ones above and are used to // check for more specific object types. // Note: these are kept as macros because inline functions sometimes use much // more code space than the equivalent macros, depending on the compiler. #define MP_OBJ_IS_TYPE(o, t) (MP_OBJ_IS_OBJ(o) && (((mp_obj_base_t *)MP_OBJ_TO_PTR(o))->type == (t))) // this does not work for checking int, str or fun; use below macros for that #define MP_OBJ_IS_INT(o) (MP_OBJ_IS_SMALL_INT(o) || MP_OBJ_IS_TYPE(o, &mp_type_int)) #define MP_OBJ_IS_STR(o) (MP_OBJ_IS_QSTR(o) || MP_OBJ_IS_TYPE(o, &mp_type_str)) #define MP_OBJ_IS_STR_OR_BYTES(o) (MP_OBJ_IS_QSTR(o) || (MP_OBJ_IS_OBJ(o) && ((mp_obj_base_t *)MP_OBJ_TO_PTR(o))->type->binary_op == mp_obj_str_binary_op)) #define MP_OBJ_IS_FUN(o) (MP_OBJ_IS_OBJ(o) && (((mp_obj_base_t *)MP_OBJ_TO_PTR(o))->type->name == MP_QSTR_function)) // These macros are used to declare and define constant function objects // You can put "static" in front of the definitions to make them local #define MP_DECLARE_CONST_FUN_OBJ_0(obj_name) extern const mp_obj_fun_builtin_fixed_t obj_name #define MP_DECLARE_CONST_FUN_OBJ_1(obj_name) extern const mp_obj_fun_builtin_fixed_t obj_name #define MP_DECLARE_CONST_FUN_OBJ_2(obj_name) extern const mp_obj_fun_builtin_fixed_t obj_name #define MP_DECLARE_CONST_FUN_OBJ_3(obj_name) extern const mp_obj_fun_builtin_fixed_t obj_name #define MP_DECLARE_CONST_FUN_OBJ_VAR(obj_name) extern const mp_obj_fun_builtin_var_t obj_name #define MP_DECLARE_CONST_FUN_OBJ_VAR_BETWEEN(obj_name) extern const mp_obj_fun_builtin_var_t obj_name #define MP_DECLARE_CONST_FUN_OBJ_KW(obj_name) extern const mp_obj_fun_builtin_var_t obj_name #define MP_OBJ_FUN_ARGS_MAX (0xffff) // to set maximum value in n_args_max below #define MP_OBJ_FUN_MAKE_SIG(n_args_min, n_args_max, takes_kw) ((uint32_t)((((uint32_t)(n_args_min)) << 17) | (((uint32_t)(n_args_max)) << 1) | ((takes_kw) ? 1 : 0))) #define MP_DEFINE_CONST_FUN_OBJ_0(obj_name, fun_name) \ const mp_obj_fun_builtin_fixed_t obj_name = \ {{&mp_type_fun_builtin_0}, .fun._0 = fun_name} #define MP_DEFINE_CONST_FUN_OBJ_1(obj_name, fun_name) \ const mp_obj_fun_builtin_fixed_t obj_name = \ {{&mp_type_fun_builtin_1}, .fun._1 = fun_name} #define MP_DEFINE_CONST_FUN_OBJ_2(obj_name, fun_name) \ const mp_obj_fun_builtin_fixed_t obj_name = \ {{&mp_type_fun_builtin_2}, .fun._2 = fun_name} #define MP_DEFINE_CONST_FUN_OBJ_3(obj_name, fun_name) \ const mp_obj_fun_builtin_fixed_t obj_name = \ {{&mp_type_fun_builtin_3}, .fun._3 = fun_name} #define MP_DEFINE_CONST_FUN_OBJ_VAR(obj_name, n_args_min, fun_name) \ const mp_obj_fun_builtin_var_t obj_name = \ {{&mp_type_fun_builtin_var}, MP_OBJ_FUN_MAKE_SIG(n_args_min, MP_OBJ_FUN_ARGS_MAX, false), .fun.var = fun_name} #define MP_DEFINE_CONST_FUN_OBJ_VAR_BETWEEN(obj_name, n_args_min, n_args_max, fun_name) \ const mp_obj_fun_builtin_var_t obj_name = \ {{&mp_type_fun_builtin_var}, MP_OBJ_FUN_MAKE_SIG(n_args_min, n_args_max, false), .fun.var = fun_name} #define MP_DEFINE_CONST_FUN_OBJ_KW(obj_name, n_args_min, fun_name) \ const mp_obj_fun_builtin_var_t obj_name = \ {{&mp_type_fun_builtin_var}, MP_OBJ_FUN_MAKE_SIG(n_args_min, MP_OBJ_FUN_ARGS_MAX, true), .fun.kw = fun_name} #define MP_DEFINE_CONST_PROP_GET(obj_name, fun_name) \ const mp_obj_fun_builtin_fixed_t fun_name##_obj = {{&mp_type_fun_builtin_1}, .fun._1 = fun_name}; \ const mp_obj_property_t obj_name = { \ .base.type = &mp_type_property, \ .proxy = {(mp_obj_t)&fun_name##_obj, \ (mp_obj_t)&mp_const_none_obj, \ (mp_obj_t)&mp_const_none_obj}, } // These macros are used to define constant or mutable map/dict objects // You can put "static" in front of the definition to make it local #define MP_DEFINE_CONST_MAP(map_name, table_name) \ const mp_map_t map_name = { \ .all_keys_are_qstrs = 1, \ .is_fixed = 1, \ .is_ordered = 1, \ .used = MP_ARRAY_SIZE(table_name), \ .alloc = MP_ARRAY_SIZE(table_name), \ .table = (mp_map_elem_t *)(mp_rom_map_elem_t *)table_name, \ } #define MP_DEFINE_CONST_DICT(dict_name, table_name) \ const mp_obj_dict_t dict_name = { \ .base = {&mp_type_dict}, \ .map = { \ .all_keys_are_qstrs = 1, \ .is_fixed = 1, \ .is_ordered = 1, \ .used = MP_ARRAY_SIZE(table_name), \ .alloc = MP_ARRAY_SIZE(table_name), \ .table = (mp_map_elem_t *)(mp_rom_map_elem_t *)table_name, \ }, \ } #define MP_DEFINE_MUTABLE_MAP(map_name, table_name) \ mp_map_t map_name = { \ .all_keys_are_qstrs = 1, \ .is_fixed = 1, \ .is_ordered = 1, \ .used = MP_ARRAY_SIZE(table_name), \ .alloc = MP_ARRAY_SIZE(table_name), \ .table = table_name, \ } #define MP_DEFINE_MUTABLE_DICT(dict_name, table_name) \ mp_obj_dict_t dict_name = { \ .base = {&mp_type_dict}, \ .map = { \ .all_keys_are_qstrs = 1, \ .is_fixed = 1, \ .is_ordered = 1, \ .used = MP_ARRAY_SIZE(table_name), \ .alloc = MP_ARRAY_SIZE(table_name), \ .table = table_name, \ }, \ } // These macros are used to declare and define constant staticmethond and classmethod objects // You can put "static" in front of the definitions to make them local #define MP_DECLARE_CONST_STATICMETHOD_OBJ(obj_name) extern const mp_rom_obj_static_class_method_t obj_name #define MP_DECLARE_CONST_CLASSMETHOD_OBJ(obj_name) extern const mp_rom_obj_static_class_method_t obj_name #define MP_DEFINE_CONST_STATICMETHOD_OBJ(obj_name, fun_name) const mp_rom_obj_static_class_method_t obj_name = {{&mp_type_staticmethod}, fun_name} #define MP_DEFINE_CONST_CLASSMETHOD_OBJ(obj_name, fun_name) const mp_rom_obj_static_class_method_t obj_name = {{&mp_type_classmethod}, fun_name} // Declare a module as a builtin, processed by makemoduledefs.py // param module_name: MP_QSTR_ // param obj_module: mp_obj_module_t instance // prarm enabled_define: used as `#if (enabled_define) around entry` #define MP_REGISTER_MODULE(module_name, obj_module, enabled_define) // Underlying map/hash table implementation (not dict object or map function) typedef struct _mp_map_elem_t { mp_obj_t key; mp_obj_t value; } mp_map_elem_t; typedef struct _mp_rom_map_elem_t { mp_rom_obj_t key; mp_rom_obj_t value; } mp_rom_map_elem_t; // TODO maybe have a truncated mp_map_t for fixed tables, since alloc=used // put alloc last in the structure, so the truncated version does not need it // this would save 1 ROM word for all ROM objects that have a locals_dict // would also need a trucated dict structure typedef struct _mp_map_t { size_t all_keys_are_qstrs : 1; size_t is_fixed : 1; // a fixed array that can't be modified; must also be ordered size_t is_ordered : 1; // an ordered array size_t scanning : 1; // true if we're in the middle of scanning linked dictionaries, // e.g., make_dict_long_lived() size_t used : (8 * sizeof(size_t) - 4); size_t alloc; mp_map_elem_t *table; } mp_map_t; // mp_set_lookup requires these constants to have the values they do typedef enum _mp_map_lookup_kind_t { MP_MAP_LOOKUP = 0, MP_MAP_LOOKUP_ADD_IF_NOT_FOUND = 1, MP_MAP_LOOKUP_REMOVE_IF_FOUND = 2, MP_MAP_LOOKUP_ADD_IF_NOT_FOUND_OR_REMOVE_IF_FOUND = 3, // only valid for mp_set_lookup } mp_map_lookup_kind_t; extern const mp_map_t mp_const_empty_map; static inline bool MP_MAP_SLOT_IS_FILLED(const mp_map_t *map, size_t pos) { return (map)->table[pos].key != MP_OBJ_NULL && (map)->table[pos].key != MP_OBJ_SENTINEL; } void mp_map_init(mp_map_t *map, size_t n); void mp_map_init_fixed_table(mp_map_t *map, size_t n, const mp_obj_t *table); mp_map_t *mp_map_new(size_t n); void mp_map_deinit(mp_map_t *map); void mp_map_free(mp_map_t *map); mp_map_elem_t *mp_map_lookup(mp_map_t *map, mp_obj_t index, mp_map_lookup_kind_t lookup_kind); void mp_map_clear(mp_map_t *map); void mp_map_dump(mp_map_t *map); // Underlying set implementation (not set object) typedef struct _mp_set_t { size_t alloc; size_t used; mp_obj_t *table; } mp_set_t; static inline bool MP_SET_SLOT_IS_FILLED(const mp_set_t *set, size_t pos) { return (set)->table[pos] != MP_OBJ_NULL && (set)->table[pos] != MP_OBJ_SENTINEL; } void mp_set_init(mp_set_t *set, size_t n); mp_obj_t mp_set_lookup(mp_set_t *set, mp_obj_t index, mp_map_lookup_kind_t lookup_kind); mp_obj_t mp_set_remove_first(mp_set_t *set); void mp_set_clear(mp_set_t *set); // Type definitions for methods typedef mp_obj_t (*mp_fun_0_t)(void); typedef mp_obj_t (*mp_fun_1_t)(mp_obj_t); typedef mp_obj_t (*mp_fun_2_t)(mp_obj_t, mp_obj_t); typedef mp_obj_t (*mp_fun_3_t)(mp_obj_t, mp_obj_t, mp_obj_t); typedef mp_obj_t (*mp_fun_var_t)(size_t n, const mp_obj_t *); // mp_fun_kw_t takes mp_map_t* (and not const mp_map_t*) to ease passing // this arg to mp_map_lookup(). typedef mp_obj_t (*mp_fun_kw_t)(size_t n, const mp_obj_t *, mp_map_t *); typedef enum { PRINT_STR = 0, PRINT_REPR = 1, PRINT_EXC = 2, // Special format for printing exception in unhandled exception message PRINT_JSON = 3, PRINT_RAW = 4, // Special format for printing bytes as an undercorated string PRINT_EXC_SUBCLASS = 0x80, // Internal flag for printing exception subclasses } mp_print_kind_t; typedef struct _mp_obj_iter_buf_t { mp_obj_base_t base; mp_obj_t buf[3]; } mp_obj_iter_buf_t; // The number of slots that an mp_obj_iter_buf_t needs on the Python value stack. // It's rounded up in case mp_obj_base_t is smaller than mp_obj_t (eg for OBJ_REPR_D). #define MP_OBJ_ITER_BUF_NSLOTS ((sizeof(mp_obj_iter_buf_t) + sizeof(mp_obj_t) - 1) / sizeof(mp_obj_t)) typedef void (*mp_print_fun_t)(const mp_print_t *print, mp_obj_t o, mp_print_kind_t kind); typedef mp_obj_t (*mp_make_new_fun_t)(const mp_obj_type_t *type, size_t n_args, const mp_obj_t *args, mp_map_t *kw_args); typedef mp_obj_t (*mp_call_fun_t)(mp_obj_t fun, size_t n_args, size_t n_kw, const mp_obj_t *args); typedef mp_obj_t (*mp_unary_op_fun_t)(mp_unary_op_t op, mp_obj_t); typedef mp_obj_t (*mp_binary_op_fun_t)(mp_binary_op_t op, mp_obj_t, mp_obj_t); typedef void (*mp_attr_fun_t)(mp_obj_t self_in, qstr attr, mp_obj_t *dest); typedef mp_obj_t (*mp_subscr_fun_t)(mp_obj_t self_in, mp_obj_t index, mp_obj_t value); typedef mp_obj_t (*mp_getiter_fun_t)(mp_obj_t self_in, mp_obj_iter_buf_t *iter_buf); // Buffer protocol typedef struct _mp_buffer_info_t { // if we'd bother to support various versions of structure // (with different number of fields), we can distinguish // them with ver = sizeof(struct). Cons: overkill for *micro*? // int ver; // ? void *buf; // can be NULL if len == 0 size_t len; // in bytes int typecode; // as per binary.h // Rationale: to load arbitrary-sized sprites directly to LCD // Cons: a bit adhoc usecase // int stride; } mp_buffer_info_t; #define MP_BUFFER_READ (1) #define MP_BUFFER_WRITE (2) #define MP_BUFFER_RW (MP_BUFFER_READ | MP_BUFFER_WRITE) typedef struct _mp_buffer_p_t { mp_int_t (*get_buffer)(mp_obj_t obj, mp_buffer_info_t *bufinfo, mp_uint_t flags); } mp_buffer_p_t; bool mp_get_buffer(mp_obj_t obj, mp_buffer_info_t *bufinfo, mp_uint_t flags); void mp_get_buffer_raise(mp_obj_t obj, mp_buffer_info_t *bufinfo, mp_uint_t flags); struct _mp_obj_type_t { // A type is an object so must start with this entry, which points to mp_type_type. mp_obj_base_t base; // Flags associated with this type. uint16_t flags; // The name of this type, a qstr. uint16_t name; // Corresponds to __repr__ and __str__ special methods. mp_print_fun_t print; // Corresponds to __new__ and __init__ special methods, to make an instance of the type. mp_make_new_fun_t make_new; // Corresponds to __call__ special method, ie T(...). mp_call_fun_t call; // Implements unary and binary operations. // Can return MP_OBJ_NULL if the operation is not supported. mp_unary_op_fun_t unary_op; mp_binary_op_fun_t binary_op; // Implements load, store and delete attribute. // // dest[0] = MP_OBJ_NULL means load // return: for fail, do nothing // for attr, dest[0] = value // for method, dest[0] = method, dest[1] = self // // dest[0,1] = {MP_OBJ_SENTINEL, MP_OBJ_NULL} means delete // dest[0,1] = {MP_OBJ_SENTINEL, object} means store // return: for fail, do nothing // for success set dest[0] = MP_OBJ_NULL mp_attr_fun_t attr; // Implements load, store and delete subscripting: // - value = MP_OBJ_SENTINEL means load // - value = MP_OBJ_NULL means delete // - all other values mean store the value // Can return MP_OBJ_NULL if operation not supported. mp_subscr_fun_t subscr; // Corresponds to __iter__ special method. // Can use the given mp_obj_iter_buf_t to store iterator object, // otherwise can return a pointer to an object on the heap. mp_getiter_fun_t getiter; // Corresponds to __next__ special method. May return MP_OBJ_STOP_ITERATION // as an optimisation instead of raising StopIteration() with no args. mp_fun_1_t iternext; // Implements the buffer protocol if supported by this type. mp_buffer_p_t buffer_p; // One of disjoint protocols (interfaces), like mp_stream_p_t, etc. const void *protocol; // A pointer to the parents of this type: // - 0 parents: pointer is NULL (object is implicitly the single parent) // - 1 parent: a pointer to the type of that parent // - 2 or more parents: pointer to a tuple object containing the parent types const void *parent; // A dict mapping qstrs to objects local methods/constants/etc. struct _mp_obj_dict_t *locals_dict; }; // Constant types, globally accessible extern const mp_obj_type_t mp_type_type; extern const mp_obj_type_t mp_type_object; extern const mp_obj_type_t mp_type_NoneType; extern const mp_obj_type_t mp_type_bool; extern const mp_obj_type_t mp_type_int; extern const mp_obj_type_t mp_type_str; extern const mp_obj_type_t mp_type_bytes; extern const mp_obj_type_t mp_type_bytearray; extern const mp_obj_type_t mp_type_memoryview; extern const mp_obj_type_t mp_type_float; extern const mp_obj_type_t mp_type_complex; extern const mp_obj_type_t mp_type_tuple; extern const mp_obj_type_t mp_type_list; extern const mp_obj_type_t mp_type_map; // map (the python builtin, not the dict implementation detail) extern const mp_obj_type_t mp_type_enumerate; extern const mp_obj_type_t mp_type_filter; extern const mp_obj_type_t mp_type_deque; extern const mp_obj_type_t mp_type_dict; extern const mp_obj_type_t mp_type_ordereddict; extern const mp_obj_type_t mp_type_range; extern const mp_obj_type_t mp_type_set; extern const mp_obj_type_t mp_type_frozenset; extern const mp_obj_type_t mp_type_slice; extern const mp_obj_type_t mp_type_zip; extern const mp_obj_type_t mp_type_array; extern const mp_obj_type_t mp_type_super; extern const mp_obj_type_t mp_type_gen_wrap; extern const mp_obj_type_t mp_type_native_gen_wrap; extern const mp_obj_type_t mp_type_gen_instance; extern const mp_obj_type_t mp_type_fun_builtin_0; extern const mp_obj_type_t mp_type_fun_builtin_1; extern const mp_obj_type_t mp_type_fun_builtin_2; extern const mp_obj_type_t mp_type_fun_builtin_3; extern const mp_obj_type_t mp_type_fun_builtin_var; extern const mp_obj_type_t mp_type_fun_bc; #if MICROPY_EMIT_NATIVE extern const mp_obj_type_t mp_type_fun_native; #endif extern const mp_obj_type_t mp_type_module; extern const mp_obj_type_t mp_type_staticmethod; extern const mp_obj_type_t mp_type_classmethod; extern const mp_obj_type_t mp_type_property; extern const mp_obj_type_t mp_type_stringio; extern const mp_obj_type_t mp_type_bytesio; extern const mp_obj_type_t mp_type_reversed; extern const mp_obj_type_t mp_type_polymorph_iter; // Exceptions extern const mp_obj_type_t mp_type_BaseException; extern const mp_obj_type_t mp_type_ArithmeticError; extern const mp_obj_type_t mp_type_AssertionError; extern const mp_obj_type_t mp_type_AttributeError; extern const mp_obj_type_t mp_type_EOFError; extern const mp_obj_type_t mp_type_Exception; extern const mp_obj_type_t mp_type_GeneratorExit; extern const mp_obj_type_t mp_type_ImportError; extern const mp_obj_type_t mp_type_IndentationError; extern const mp_obj_type_t mp_type_IndexError; extern const mp_obj_type_t mp_type_KeyboardInterrupt; extern const mp_obj_type_t mp_type_ReloadException; extern const mp_obj_type_t mp_type_KeyError; extern const mp_obj_type_t mp_type_LookupError; extern const mp_obj_type_t mp_type_MemoryError; extern const mp_obj_type_t mp_type_MpyError; extern const mp_obj_type_t mp_type_NameError; extern const mp_obj_type_t mp_type_NotImplementedError; extern const mp_obj_type_t mp_type_OSError; extern const mp_obj_type_t mp_type_TimeoutError; extern const mp_obj_type_t mp_type_ConnectionError; extern const mp_obj_type_t mp_type_BrokenPipeError; extern const mp_obj_type_t mp_type_OverflowError; extern const mp_obj_type_t mp_type_RuntimeError; extern const mp_obj_type_t mp_type_StopAsyncIteration; extern const mp_obj_type_t mp_type_StopIteration; extern const mp_obj_type_t mp_type_SyntaxError; extern const mp_obj_type_t mp_type_SystemExit; extern const mp_obj_type_t mp_type_TypeError; extern const mp_obj_type_t mp_type_UnicodeError; extern const mp_obj_type_t mp_type_ValueError; extern const mp_obj_type_t mp_type_ViperTypeError; extern const mp_obj_type_t mp_type_ZeroDivisionError; #if CIRCUITPY_ALARM extern const mp_obj_type_t mp_type_DeepSleepRequest; #endif // Constant objects, globally accessible // The macros are for convenience only #define mp_const_none (MP_OBJ_FROM_PTR(&mp_const_none_obj)) #define mp_const_false (MP_OBJ_FROM_PTR(&mp_const_false_obj)) #define mp_const_true (MP_OBJ_FROM_PTR(&mp_const_true_obj)) #define mp_const_empty_bytes (MP_OBJ_FROM_PTR(&mp_const_empty_bytes_obj)) #define mp_const_empty_tuple (MP_OBJ_FROM_PTR(&mp_const_empty_tuple_obj)) #define mp_const_notimplemented (MP_OBJ_FROM_PTR(&mp_const_notimplemented_obj)) extern const struct _mp_obj_none_t mp_const_none_obj; extern const struct _mp_obj_bool_t mp_const_false_obj; extern const struct _mp_obj_bool_t mp_const_true_obj; extern const struct _mp_obj_str_t mp_const_empty_bytes_obj; extern const struct _mp_obj_tuple_t mp_const_empty_tuple_obj; extern const struct _mp_obj_singleton_t mp_const_ellipsis_obj; extern const struct _mp_obj_singleton_t mp_const_notimplemented_obj; extern const struct _mp_obj_exception_t mp_const_GeneratorExit_obj; // General API for objects mp_obj_t mp_obj_new_type(qstr name, mp_obj_t bases_tuple, mp_obj_t locals_dict); static inline mp_obj_t mp_obj_new_bool(mp_int_t x) { return x ? mp_const_true : mp_const_false; } mp_obj_t mp_obj_new_cell(mp_obj_t obj); mp_obj_t mp_obj_new_int(mp_int_t value); mp_obj_t mp_obj_new_int_from_uint(mp_uint_t value); mp_obj_t mp_obj_new_int_from_str_len(const char **str, size_t len, bool neg, unsigned int base); mp_obj_t mp_obj_new_int_from_ll(long long val); // this must return a multi-precision integer object (or raise an overflow exception) mp_obj_t mp_obj_new_int_from_ull(unsigned long long val); // this must return a multi-precision integer object (or raise an overflow exception) mp_obj_t mp_obj_new_str(const char *data, size_t len); mp_obj_t mp_obj_new_str_via_qstr(const char *data, size_t len); mp_obj_t mp_obj_new_str_from_vstr(const mp_obj_type_t *type, vstr_t *vstr); mp_obj_t mp_obj_new_bytes(const byte *data, size_t len); mp_obj_t mp_obj_new_bytes_of_zeros(size_t len); mp_obj_t mp_obj_new_bytearray(size_t n, void *items); mp_obj_t mp_obj_new_bytearray_of_zeros(size_t n); mp_obj_t mp_obj_new_bytearray_by_ref(size_t n, void *items); #if MICROPY_PY_BUILTINS_FLOAT mp_obj_t mp_obj_new_int_from_float(mp_float_t val); mp_obj_t mp_obj_new_complex(mp_float_t real, mp_float_t imag); extern mp_float_t uint64_to_float(uint64_t ui64); extern uint64_t float_to_uint64(float f); #endif mp_obj_t mp_obj_new_exception(const mp_obj_type_t *exc_type); mp_obj_t mp_obj_new_exception_arg1(const mp_obj_type_t *exc_type, mp_obj_t arg); mp_obj_t mp_obj_new_exception_args(const mp_obj_type_t *exc_type, size_t n_args, const mp_obj_t *args); mp_obj_t mp_obj_new_exception_msg(const mp_obj_type_t *exc_type, const compressed_string_t *msg); mp_obj_t mp_obj_new_exception_msg_varg(const mp_obj_type_t *exc_type, const compressed_string_t *fmt, ...); // counts args by number of % symbols in fmt, excluding %%; can only handle void* sizes (ie no float/double!) mp_obj_t mp_obj_new_exception_msg_vlist(const mp_obj_type_t *exc_type, const compressed_string_t *fmt, va_list ap); // counts args by number of % symbols in fmt, excluding %%; can only handle void* sizes (ie no float/double!) mp_obj_t mp_obj_new_fun_bc(mp_obj_t def_args, mp_obj_t def_kw_args, const byte *code, const mp_uint_t *const_table); mp_obj_t mp_obj_new_fun_native(mp_obj_t def_args_in, mp_obj_t def_kw_args, const void *fun_data, const mp_uint_t *const_table); mp_obj_t mp_obj_new_fun_viper(size_t n_args, void *fun_data, mp_uint_t type_sig); mp_obj_t mp_obj_new_fun_asm(size_t n_args, void *fun_data, mp_uint_t type_sig); mp_obj_t mp_obj_new_gen_wrap(mp_obj_t fun, bool is_coroutine); mp_obj_t mp_obj_new_closure(mp_obj_t fun, size_t n_closed, const mp_obj_t *closed); mp_obj_t mp_obj_new_tuple(size_t n, const mp_obj_t *items); mp_obj_t mp_obj_new_list(size_t n, mp_obj_t *items); mp_obj_t mp_obj_new_list_from_iter(mp_obj_t iterable); mp_obj_t mp_obj_new_dict(size_t n_args); mp_obj_t mp_obj_new_set(size_t n_args, mp_obj_t *items); mp_obj_t mp_obj_new_slice(mp_obj_t start, mp_obj_t stop, mp_obj_t step); mp_obj_t mp_obj_new_bound_meth(mp_obj_t meth, mp_obj_t self); mp_obj_t mp_obj_new_getitem_iter(mp_obj_t *args, mp_obj_iter_buf_t *iter_buf); mp_obj_t mp_obj_new_module(qstr module_name); mp_obj_t mp_obj_new_memoryview(byte typecode, size_t nitems, void *items); mp_obj_type_t *mp_obj_get_type(mp_const_obj_t o_in); const char *mp_obj_get_type_str(mp_const_obj_t o_in); #define mp_obj_get_type_qstr(o_in) (mp_obj_get_type((o_in))->name) bool mp_obj_is_subclass_fast(mp_const_obj_t object, mp_const_obj_t classinfo); // arguments should be type objects mp_obj_t mp_instance_cast_to_native_base(mp_obj_t self_in, mp_const_obj_t native_type); void mp_obj_print_helper(const mp_print_t *print, mp_obj_t o_in, mp_print_kind_t kind); void mp_obj_print(mp_obj_t o, mp_print_kind_t kind); void mp_obj_print_exception(const mp_print_t *print, mp_obj_t exc); bool mp_obj_is_true(mp_obj_t arg); bool mp_obj_is_callable(mp_obj_t o_in); bool mp_obj_equal(mp_obj_t o1, mp_obj_t o2); static inline bool mp_obj_is_integer(mp_const_obj_t o) { return MP_OBJ_IS_INT(o) || MP_OBJ_IS_TYPE(o, &mp_type_bool); } // returns true if o is bool, small int or long int mp_int_t mp_obj_get_int(mp_const_obj_t arg); mp_int_t mp_obj_get_int_truncated(mp_const_obj_t arg); bool mp_obj_get_int_maybe(mp_const_obj_t arg, mp_int_t *value); #if MICROPY_PY_BUILTINS_FLOAT mp_float_t mp_obj_get_float(mp_obj_t self_in); bool mp_obj_get_float_maybe(mp_obj_t arg, mp_float_t *value); void mp_obj_get_complex(mp_obj_t self_in, mp_float_t *real, mp_float_t *imag); #endif // qstr mp_obj_get_qstr(mp_obj_t arg); void mp_obj_get_array(mp_obj_t o, size_t *len, mp_obj_t **items); // *items may point inside a GC block void mp_obj_get_array_fixed_n(mp_obj_t o, size_t len, mp_obj_t **items); // *items may point inside a GC block size_t mp_get_index(const mp_obj_type_t *type, size_t len, mp_obj_t index, bool is_slice); mp_obj_t mp_obj_id(mp_obj_t o_in); mp_obj_t mp_obj_len(mp_obj_t o_in); mp_obj_t mp_obj_len_maybe(mp_obj_t o_in); // may return MP_OBJ_NULL mp_obj_t mp_obj_subscr(mp_obj_t base, mp_obj_t index, mp_obj_t val); mp_obj_t mp_generic_unary_op(mp_unary_op_t op, mp_obj_t o_in); // cell mp_obj_t mp_obj_cell_get(mp_obj_t self_in); void mp_obj_cell_set(mp_obj_t self_in, mp_obj_t obj); // int // For long int, returns value truncated to mp_int_t mp_int_t mp_obj_int_get_truncated(mp_const_obj_t self_in); // Will raise exception if value doesn't fit into mp_int_t mp_int_t mp_obj_int_get_checked(mp_const_obj_t self_in); // exception #define mp_obj_is_native_exception_instance(o) (mp_obj_get_type(o)->make_new == mp_obj_exception_make_new) bool mp_obj_is_exception_type(mp_obj_t self_in); bool mp_obj_is_exception_instance(mp_obj_t self_in); bool mp_obj_exception_match(mp_obj_t exc, mp_const_obj_t exc_type); void mp_obj_exception_clear_traceback(mp_obj_t self_in); void mp_obj_exception_add_traceback(mp_obj_t self_in, qstr file, size_t line, qstr block); void mp_obj_exception_get_traceback(mp_obj_t self_in, size_t *n, size_t **values); mp_obj_t mp_obj_exception_get_traceback_obj(mp_obj_t self_in); mp_obj_t mp_obj_exception_get_value(mp_obj_t self_in); mp_obj_t mp_obj_exception_make_new(const mp_obj_type_t *type_in, size_t n_args, const mp_obj_t *args, mp_map_t *kw_args); mp_obj_t mp_alloc_emergency_exception_buf(mp_obj_t size_in); void mp_init_emergency_exception_buf(void); // str bool mp_obj_str_equal(mp_obj_t s1, mp_obj_t s2); qstr mp_obj_str_get_qstr(mp_obj_t self_in); // use this if you will anyway convert the string to a qstr const char *mp_obj_str_get_str(mp_obj_t self_in); // use this only if you need the string to be null terminated const char *mp_obj_str_get_data(mp_obj_t self_in, size_t *len); mp_obj_t mp_obj_str_intern(mp_obj_t str); mp_obj_t mp_obj_str_intern_checked(mp_obj_t obj); void mp_str_print_quoted(const mp_print_t *print, const byte *str_data, size_t str_len, bool is_bytes); #if MICROPY_PY_BUILTINS_FLOAT // float #if MICROPY_FLOAT_HIGH_QUALITY_HASH mp_int_t mp_float_hash(mp_float_t val); #else static inline mp_int_t mp_float_hash(mp_float_t val) { return (mp_int_t)val; } #endif mp_obj_t mp_obj_float_binary_op(mp_binary_op_t op, mp_float_t lhs_val, mp_obj_t rhs); // can return MP_OBJ_NULL if op not supported // complex void mp_obj_complex_get(mp_obj_t self_in, mp_float_t *real, mp_float_t *imag); mp_obj_t mp_obj_complex_binary_op(mp_binary_op_t op, mp_float_t lhs_real, mp_float_t lhs_imag, mp_obj_t rhs_in); // can return MP_OBJ_NULL if op not supported #else #define mp_obj_is_float(o) (false) #endif // tuple void mp_obj_tuple_get(mp_obj_t self_in, size_t *len, mp_obj_t **items); void mp_obj_tuple_del(mp_obj_t self_in); mp_int_t mp_obj_tuple_hash(mp_obj_t self_in); // list mp_obj_t mp_obj_list_clear(mp_obj_t self_in); mp_obj_t mp_obj_list_append(mp_obj_t self_in, mp_obj_t arg); mp_obj_t mp_obj_list_remove(mp_obj_t self_in, mp_obj_t value); void mp_obj_list_get(mp_obj_t self_in, size_t *len, mp_obj_t **items); void mp_obj_list_set_len(mp_obj_t self_in, size_t len); void mp_obj_list_store(mp_obj_t self_in, mp_obj_t index, mp_obj_t value); mp_obj_t mp_obj_list_sort(size_t n_args, const mp_obj_t *args, mp_map_t *kwargs); // dict typedef struct _mp_obj_dict_t { mp_obj_base_t base; mp_map_t map; } mp_obj_dict_t; void mp_obj_dict_init(mp_obj_dict_t *dict, size_t n_args); size_t mp_obj_dict_len(mp_obj_t self_in); mp_obj_t mp_obj_dict_get(mp_obj_t self_in, mp_obj_t index); mp_obj_t mp_obj_dict_store(mp_obj_t self_in, mp_obj_t key, mp_obj_t value); mp_obj_t mp_obj_dict_delete(mp_obj_t self_in, mp_obj_t key); static inline mp_map_t *mp_obj_dict_get_map(mp_obj_t dict) { return &((mp_obj_dict_t *)MP_OBJ_TO_PTR(dict))->map; } // set void mp_obj_set_store(mp_obj_t self_in, mp_obj_t item); // slice void mp_obj_slice_get(mp_obj_t self_in, mp_obj_t *start, mp_obj_t *stop, mp_obj_t *step); // functions typedef struct _mp_obj_fun_builtin_fixed_t { mp_obj_base_t base; union { mp_fun_0_t _0; mp_fun_1_t _1; mp_fun_2_t _2; mp_fun_3_t _3; } fun; } mp_obj_fun_builtin_fixed_t; typedef struct _mp_obj_fun_builtin_var_t { mp_obj_base_t base; uint32_t sig; // see MP_OBJ_FUN_MAKE_SIG union { mp_fun_var_t var; mp_fun_kw_t kw; } fun; } mp_obj_fun_builtin_var_t; qstr mp_obj_fun_get_name(mp_const_obj_t fun); qstr mp_obj_code_get_name(const byte *code_info); mp_obj_t mp_identity(mp_obj_t self); MP_DECLARE_CONST_FUN_OBJ_1(mp_identity_obj); mp_obj_t mp_identity_getiter(mp_obj_t self, mp_obj_iter_buf_t *iter_buf); // Generic iterator that uses unary op and subscr to iterate over a native type. It will be slower // than a custom iterator but applies broadly. mp_obj_t mp_obj_new_generic_iterator(mp_obj_t self, mp_obj_iter_buf_t *iter_buf); // module typedef struct _mp_obj_module_t { mp_obj_base_t base; mp_obj_dict_t *globals; } mp_obj_module_t; mp_obj_dict_t *mp_obj_module_get_globals(mp_obj_t self_in); void mp_obj_module_set_globals(mp_obj_t self_in, mp_obj_dict_t *globals); // check if given module object is a package bool mp_obj_is_package(mp_obj_t module); // staticmethod and classmethod types; defined here so we can make const versions // this structure is used for instances of both staticmethod and classmethod typedef struct _mp_obj_static_class_method_t { mp_obj_base_t base; mp_obj_t fun; } mp_obj_static_class_method_t; typedef struct _mp_rom_obj_static_class_method_t { mp_obj_base_t base; mp_rom_obj_t fun; } mp_rom_obj_static_class_method_t; // property const mp_obj_t *mp_obj_property_get(mp_obj_t self_in); // sequence helpers // slice indexes resolved to particular sequence typedef struct { mp_uint_t start; mp_uint_t stop; mp_int_t step; } mp_bound_slice_t; void mp_obj_slice_indices(mp_obj_t self_in, mp_int_t length, mp_bound_slice_t *result); // Compute the new length of a sequence and ensure an exception is thrown on overflow. size_t mp_seq_multiply_len(size_t item_sz, size_t len); void mp_seq_multiply(const void *items, size_t item_sz, size_t len, size_t times, void *dest); #if MICROPY_PY_BUILTINS_SLICE bool mp_seq_get_fast_slice_indexes(mp_uint_t len, mp_obj_t slice, mp_bound_slice_t *indexes); #endif #define mp_seq_copy(dest, src, len, item_t) memcpy(dest, src, len * sizeof(item_t)) #define mp_seq_cat(dest, src1, len1, src2, len2, item_t) { memcpy(dest, src1, (len1) * sizeof(item_t)); memcpy(dest + (len1), src2, (len2) * sizeof(item_t)); } bool mp_seq_cmp_bytes(mp_uint_t op, const byte *data1, size_t len1, const byte *data2, size_t len2); bool mp_seq_cmp_objs(mp_uint_t op, const mp_obj_t *items1, size_t len1, const mp_obj_t *items2, size_t len2); mp_obj_t mp_seq_index_obj(const mp_obj_t *items, size_t len, size_t n_args, const mp_obj_t *args); mp_obj_t mp_seq_count_obj(const mp_obj_t *items, size_t len, mp_obj_t value); mp_obj_t mp_seq_extract_slice(size_t len, const mp_obj_t *seq, mp_bound_slice_t *indexes); // Helper to clear stale pointers from allocated, but unused memory, to preclude GC problems #define mp_seq_clear(start, len, alloc_len, item_sz) memset((byte *)(start) + (len) * (item_sz), 0, ((alloc_len) - (len)) * (item_sz)) #define mp_seq_replace_slice_no_grow(dest, dest_len, beg, end, slice, slice_len, item_sz) \ /*printf("memcpy(%p, %p, %d)\n", dest + beg, slice, slice_len * (item_sz));*/ \ memcpy(((char *)dest) + (beg) * (item_sz), slice, slice_len * (item_sz)); \ /*printf("memmove(%p, %p, %d)\n", dest + (beg + slice_len), dest + end, (dest_len - end) * (item_sz));*/ \ memmove(((char *)dest) + (beg + slice_len) * (item_sz), ((char *)dest) + (end) * (item_sz), (dest_len - end) * (item_sz)); // Note: dest and slice regions may overlap #define mp_seq_replace_slice_grow_inplace(dest, dest_len, beg, end, slice, slice_len, len_adj, item_sz) \ /*printf("memmove(%p, %p, %d)\n", dest + beg + len_adj, dest + beg, (dest_len - beg) * (item_sz));*/ \ memmove(((char *)dest) + (beg + slice_len) * (item_sz), ((char *)dest) + (end) * (item_sz), ((dest_len) + (len_adj) - ((beg) + (slice_len))) * (item_sz)); \ memmove(((char *)dest) + (beg) * (item_sz), slice, slice_len * (item_sz)); #endif // MICROPY_INCLUDED_PY_OBJ_H