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176 lines
9.8 KiB
176 lines
9.8 KiB
/*
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* Internal API calls which have (stack and other) semantics similar
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* to the public API.
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*/
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#ifndef DUK_API_INTERNAL_H_INCLUDED
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#define DUK_API_INTERNAL_H_INCLUDED
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/* duk_push_sprintf constants */
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#define DUK_PUSH_SPRINTF_INITIAL_SIZE 256L
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#define DUK_PUSH_SPRINTF_SANITY_LIMIT (1L * 1024L * 1024L * 1024L)
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/* Flag ORed to err_code to indicate __FILE__ / __LINE__ is not
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* blamed as source of error for error fileName / lineNumber.
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*/
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#define DUK_ERRCODE_FLAG_NOBLAME_FILELINE (1L << 24)
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/* Valstack resize flags */
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#define DUK_VSRESIZE_FLAG_SHRINK (1 << 0)
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#define DUK_VSRESIZE_FLAG_COMPACT (1 << 1)
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#define DUK_VSRESIZE_FLAG_THROW (1 << 2)
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/* Current convention is to use duk_size_t for value stack sizes and global indices,
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* and duk_idx_t for local frame indices.
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*/
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DUK_INTERNAL_DECL
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duk_bool_t duk_valstack_resize_raw(duk_context *ctx,
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duk_size_t min_new_size,
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duk_small_uint_t flags);
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#if defined(DUK_USE_VERBOSE_ERRORS) && defined(DUK_USE_PARANOID_ERRORS)
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DUK_INTERNAL_DECL const char *duk_get_type_name(duk_context *ctx, duk_idx_t index);
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#endif
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DUK_INTERNAL_DECL duk_tval *duk_get_tval(duk_context *ctx, duk_idx_t index);
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DUK_INTERNAL_DECL duk_tval *duk_require_tval(duk_context *ctx, duk_idx_t index);
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DUK_INTERNAL_DECL void duk_push_tval(duk_context *ctx, duk_tval *tv);
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/* Push the current 'this' binding; throw TypeError if binding is not object
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* coercible (CheckObjectCoercible).
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*/
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DUK_INTERNAL_DECL void duk_push_this_check_object_coercible(duk_context *ctx);
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/* duk_push_this() + CheckObjectCoercible() + duk_to_object() */
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DUK_INTERNAL_DECL duk_hobject *duk_push_this_coercible_to_object(duk_context *ctx);
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/* duk_push_this() + CheckObjectCoercible() + duk_to_string() */
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DUK_INTERNAL_DECL duk_hstring *duk_push_this_coercible_to_string(duk_context *ctx);
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/* Get a borrowed duk_tval pointer to the current 'this' binding. Caller must
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* make sure there's an active callstack entry. Note that the returned pointer
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* is unstable with regards to side effects.
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*/
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DUK_INTERNAL_DECL duk_tval *duk_get_borrowed_this_tval(duk_context *ctx);
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/* XXX: add fastint support? */
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#define duk_push_u64(ctx,val) \
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duk_push_number((ctx), (duk_double_t) (val))
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#define duk_push_i64(ctx,val) \
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duk_push_number((ctx), (duk_double_t) (val))
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/* duk_push_(u)int() is guaranteed to support at least (un)signed 32-bit range */
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#define duk_push_u32(ctx,val) \
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duk_push_uint((ctx), (duk_uint_t) (val))
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#define duk_push_i32(ctx,val) \
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duk_push_int((ctx), (duk_int_t) (val))
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/* sometimes stack and array indices need to go on the stack */
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#define duk_push_idx(ctx,val) \
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duk_push_int((ctx), (duk_int_t) (val))
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#define duk_push_uarridx(ctx,val) \
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duk_push_uint((ctx), (duk_uint_t) (val))
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#define duk_push_size_t(ctx,val) \
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duk_push_uint((ctx), (duk_uint_t) (val)) /* XXX: assumed to fit for now */
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DUK_INTERNAL_DECL duk_hstring *duk_get_hstring(duk_context *ctx, duk_idx_t index);
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DUK_INTERNAL_DECL duk_hobject *duk_get_hobject(duk_context *ctx, duk_idx_t index);
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DUK_INTERNAL_DECL duk_hbuffer *duk_get_hbuffer(duk_context *ctx, duk_idx_t index);
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DUK_INTERNAL_DECL duk_hthread *duk_get_hthread(duk_context *ctx, duk_idx_t index);
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DUK_INTERNAL_DECL duk_hcompiledfunction *duk_get_hcompiledfunction(duk_context *ctx, duk_idx_t index);
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DUK_INTERNAL_DECL duk_hnativefunction *duk_get_hnativefunction(duk_context *ctx, duk_idx_t index);
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DUK_INTERNAL_DECL duk_hobject *duk_get_hobject_with_class(duk_context *ctx, duk_idx_t index, duk_small_uint_t classnum);
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#if 0 /* This would be pointless: unexpected type and lightfunc would both return NULL */
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DUK_INTERNAL_DECL duk_hobject *duk_get_hobject_or_lfunc(duk_context *ctx, duk_idx_t index);
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#endif
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DUK_INTERNAL_DECL duk_hobject *duk_get_hobject_or_lfunc_coerce(duk_context *ctx, duk_idx_t index);
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#if 0 /*unused*/
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DUK_INTERNAL_DECL void *duk_get_voidptr(duk_context *ctx, duk_idx_t index);
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#endif
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DUK_INTERNAL_DECL duk_hstring *duk_to_hstring(duk_context *ctx, duk_idx_t index);
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#if defined(DUK_USE_DEBUGGER_SUPPORT) /* only needed by debugger for now */
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DUK_INTERNAL_DECL duk_hstring *duk_safe_to_hstring(duk_context *ctx, duk_idx_t index);
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#endif
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DUK_INTERNAL_DECL void duk_to_object_class_string_top(duk_context *ctx);
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#if !defined(DUK_USE_PARANOID_ERRORS)
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DUK_INTERNAL_DECL void duk_push_hobject_class_string(duk_context *ctx, duk_hobject *h);
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#endif
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DUK_INTERNAL_DECL duk_int_t duk_to_int_clamped_raw(duk_context *ctx, duk_idx_t index, duk_int_t minval, duk_int_t maxval, duk_bool_t *out_clamped); /* out_clamped=NULL, RangeError if outside range */
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DUK_INTERNAL_DECL duk_int_t duk_to_int_clamped(duk_context *ctx, duk_idx_t index, duk_int_t minval, duk_int_t maxval);
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DUK_INTERNAL_DECL duk_int_t duk_to_int_check_range(duk_context *ctx, duk_idx_t index, duk_int_t minval, duk_int_t maxval);
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#if defined(DUK_USE_BUFFEROBJECT_SUPPORT)
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DUK_INTERNAL_DECL duk_uint8_t duk_to_uint8clamped(duk_context *ctx, duk_idx_t index);
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#endif
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DUK_INTERNAL_DECL duk_hstring *duk_require_hstring(duk_context *ctx, duk_idx_t index);
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DUK_INTERNAL_DECL duk_hobject *duk_require_hobject(duk_context *ctx, duk_idx_t index);
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DUK_INTERNAL_DECL duk_hbuffer *duk_require_hbuffer(duk_context *ctx, duk_idx_t index);
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DUK_INTERNAL_DECL duk_hthread *duk_require_hthread(duk_context *ctx, duk_idx_t index);
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DUK_INTERNAL_DECL duk_hcompiledfunction *duk_require_hcompiledfunction(duk_context *ctx, duk_idx_t index);
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DUK_INTERNAL_DECL duk_hnativefunction *duk_require_hnativefunction(duk_context *ctx, duk_idx_t index);
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DUK_INTERNAL_DECL duk_hobject *duk_require_hobject_with_class(duk_context *ctx, duk_idx_t index, duk_small_uint_t classnum);
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DUK_INTERNAL_DECL duk_hobject *duk_require_hobject_or_lfunc(duk_context *ctx, duk_idx_t index);
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DUK_INTERNAL_DECL duk_hobject *duk_require_hobject_or_lfunc_coerce(duk_context *ctx, duk_idx_t index);
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DUK_INTERNAL_DECL void duk_push_hstring(duk_context *ctx, duk_hstring *h);
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DUK_INTERNAL_DECL void duk_push_hstring_stridx(duk_context *ctx, duk_small_int_t stridx);
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DUK_INTERNAL_DECL void duk_push_hobject(duk_context *ctx, duk_hobject *h);
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DUK_INTERNAL_DECL void duk_push_hbuffer(duk_context *ctx, duk_hbuffer *h);
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#define duk_push_hthread(ctx,h) \
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duk_push_hobject((ctx), (duk_hobject *) (h))
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#define duk_push_hcompiledfunction(ctx,h) \
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duk_push_hobject((ctx), (duk_hobject *) (h))
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#define duk_push_hnativefunction(ctx,h) \
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duk_push_hobject((ctx), (duk_hobject *) (h))
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DUK_INTERNAL_DECL void duk_push_hobject_bidx(duk_context *ctx, duk_small_int_t builtin_idx);
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DUK_INTERNAL_DECL duk_idx_t duk_push_object_helper(duk_context *ctx, duk_uint_t hobject_flags_and_class, duk_small_int_t prototype_bidx);
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DUK_INTERNAL_DECL duk_idx_t duk_push_object_helper_proto(duk_context *ctx, duk_uint_t hobject_flags_and_class, duk_hobject *proto);
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DUK_INTERNAL_DECL duk_idx_t duk_push_object_internal(duk_context *ctx);
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DUK_INTERNAL_DECL duk_idx_t duk_push_compiledfunction(duk_context *ctx);
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DUK_INTERNAL_DECL void duk_push_c_function_noexotic(duk_context *ctx, duk_c_function func, duk_int_t nargs);
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DUK_INTERNAL_DECL void duk_push_c_function_noconstruct_noexotic(duk_context *ctx, duk_c_function func, duk_int_t nargs);
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DUK_INTERNAL_DECL void duk_push_string_funcptr(duk_context *ctx, duk_uint8_t *ptr, duk_size_t sz);
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DUK_INTERNAL_DECL void duk_push_lightfunc_name(duk_context *ctx, duk_tval *tv);
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DUK_INTERNAL_DECL void duk_push_lightfunc_tostring(duk_context *ctx, duk_tval *tv);
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DUK_INTERNAL_DECL duk_hbufferobject *duk_push_bufferobject_raw(duk_context *ctx, duk_uint_t hobject_flags_and_class, duk_small_int_t prototype_bidx);
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#if !defined(DUK_USE_PARANOID_ERRORS)
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DUK_INTERNAL_DECL const char *duk_push_string_readable(duk_context *ctx, duk_idx_t index);
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DUK_INTERNAL_DECL const char *duk_push_string_tval_readable(duk_context *ctx, duk_tval *tv);
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#endif
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DUK_INTERNAL_DECL duk_bool_t duk_get_prop_stridx(duk_context *ctx, duk_idx_t obj_index, duk_small_int_t stridx); /* [] -> [val] */
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DUK_INTERNAL_DECL duk_bool_t duk_put_prop_stridx(duk_context *ctx, duk_idx_t obj_index, duk_small_int_t stridx); /* [val] -> [] */
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DUK_INTERNAL_DECL duk_bool_t duk_del_prop_stridx(duk_context *ctx, duk_idx_t obj_index, duk_small_int_t stridx); /* [] -> [] */
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DUK_INTERNAL_DECL duk_bool_t duk_has_prop_stridx(duk_context *ctx, duk_idx_t obj_index, duk_small_int_t stridx); /* [] -> [] */
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DUK_INTERNAL_DECL duk_bool_t duk_get_prop_stridx_boolean(duk_context *ctx, duk_idx_t obj_index, duk_small_int_t stridx, duk_bool_t *out_has_prop); /* [] -> [] */
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DUK_INTERNAL_DECL void duk_xdef_prop(duk_context *ctx, duk_idx_t obj_index, duk_small_uint_t desc_flags); /* [key val] -> [] */
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DUK_INTERNAL_DECL void duk_xdef_prop_index(duk_context *ctx, duk_idx_t obj_index, duk_uarridx_t arr_index, duk_small_uint_t desc_flags); /* [val] -> [] */
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DUK_INTERNAL_DECL void duk_xdef_prop_stridx(duk_context *ctx, duk_idx_t obj_index, duk_small_int_t stridx, duk_small_uint_t desc_flags); /* [val] -> [] */
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DUK_INTERNAL_DECL void duk_xdef_prop_stridx_builtin(duk_context *ctx, duk_idx_t obj_index, duk_small_int_t stridx, duk_small_int_t builtin_idx, duk_small_uint_t desc_flags); /* [] -> [] */
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DUK_INTERNAL_DECL void duk_xdef_prop_stridx_thrower(duk_context *ctx, duk_idx_t obj_index, duk_small_int_t stridx, duk_small_uint_t desc_flags); /* [] -> [] */
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/* These are macros for now, but could be separate functions to reduce code
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* footprint (check call site count before refactoring).
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*/
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#define duk_xdef_prop_wec(ctx,obj_index) \
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duk_xdef_prop((ctx), (obj_index), DUK_PROPDESC_FLAGS_WEC)
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#define duk_xdef_prop_index_wec(ctx,obj_index,arr_index) \
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duk_xdef_prop_index((ctx), (obj_index), (arr_index), DUK_PROPDESC_FLAGS_WEC)
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#define duk_xdef_prop_stridx_wec(ctx,obj_index,stridx) \
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duk_xdef_prop_stridx((ctx), (obj_index), (stridx), DUK_PROPDESC_FLAGS_WEC)
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/* Set object 'length'. */
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DUK_INTERNAL_DECL void duk_set_length(duk_context *ctx, duk_idx_t index, duk_size_t length);
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#endif /* DUK_API_INTERNAL_H_INCLUDED */
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