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[wasm] Add hb-wasm-api-list.hh

This commit is contained in:
Behdad Esfahbod 2023-02-23 10:58:22 -07:00
parent 65efad6b59
commit 980706441b
2 changed files with 62 additions and 29 deletions
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61
src/hb-wasm-api-list.hh Normal file
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@ -0,0 +1,61 @@
/*
* Copyright © 2023 Behdad Esfahbod
*
* This is part of HarfBuzz, a text shaping library.
*
* Permission is hereby granted, without written agreement and without
* license or royalty fees, to use, copy, modify, and distribute this
* software and its documentation for any purpose, provided that the
* above copyright notice and the following two paragraphs appear in
* all copies of this software.
*
* IN NO EVENT SHALL THE COPYRIGHT HOLDER BE LIABLE TO ANY PARTY FOR
* DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES
* ARISING OUT OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN
* IF THE COPYRIGHT HOLDER HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH
* DAMAGE.
*
* THE COPYRIGHT HOLDER SPECIFICALLY DISCLAIMS ANY WARRANTIES, INCLUDING,
* BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
* FITNESS FOR A PARTICULAR PURPOSE. THE SOFTWARE PROVIDED HEREUNDER IS
* ON AN "AS IS" BASIS, AND THE COPYRIGHT HOLDER HAS NO OBLIGATION TO
* PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS.
*/
#ifndef HB_WASM_API_LIST_HH
#define HB_WASM_API_LIST_HH
#include "hb-wasm-api.hh"
#include "hb-wasm-font.hh"
#ifdef HB_DEBUG_WASM
namespace hb { namespace wasm {
static void
debugprint (HB_WASM_EXEC_ENV
char *the_string)
{
DEBUG_MSG (WASM, exec_env, "%s", the_string);
}
}}
#endif
#define NATIVE_SYMBOL(signature, name) {#name, (void *) hb::wasm::name, signature, NULL}
/* Note: the array must be static defined since runtime will keep it after registration
* https://github.com/bytecodealliance/wasm-micro-runtime/blob/main/doc/export_native_api.md */
static NativeSymbol _hb_wasm_native_symbols[] =
{
/* font */
NATIVE_SYMBOL ("(i)i", font_get_face),
/* debug */
#ifdef HB_DEBUG_WASM
NATIVE_SYMBOL ("($)", debugprint),
#endif
};
#undef NATIVE_SYMBOL
#endif /* HB_WASM_API_LIST_HH */

30
src/hb-wasm-api.hh
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@ -52,18 +52,7 @@
(void) wasm_externref_obj2ref (module_inst, obj, &obj##ref)
#include "hb-wasm-font.hh"
#ifdef HB_DEBUG_WASM
namespace hb { namespace wasm {
static void
debugprint (HB_WASM_EXEC_ENV
char *the_string)
{
DEBUG_MSG (WASM, exec_env, "%s", the_string);
}
}}
#endif
#include "hb-wasm-api-list.hh"
#undef nullref
@ -73,21 +62,4 @@ debugprint (HB_WASM_EXEC_ENV
#undef HB_OBJ2REF
/* Define an array of NativeSymbol for the APIs to be exported.
* Note: the array must be static defined since runtime will keep it after registration
* For the function signature specifications, goto the link:
* https://github.com/bytecodealliance/wasm-micro-runtime/blob/main/doc/export_native_api.md
*/
#define NATIVE_SYMBOL(signature, name) {#name, (void *) hb::wasm::name, signature, NULL}
static NativeSymbol _hb_wasm_native_symbols[] =
{
NATIVE_SYMBOL ("(i)i", font_get_face),
#ifdef HB_DEBUG_WASM
NATIVE_SYMBOL ("($)", debugprint),
#endif
};
#undef NATIVE_SYMBOL
#endif /* HB_WASM_API_HH */