diff --git a/ext/wasm/api/EXPORTED_FUNCTIONS.sqlite3-api b/ext/wasm/api/EXPORTED_FUNCTIONS.sqlite3-api index 2c94d0fada..da4cc5bd21 100644 --- a/ext/wasm/api/EXPORTED_FUNCTIONS.sqlite3-api +++ b/ext/wasm/api/EXPORTED_FUNCTIONS.sqlite3-api @@ -184,6 +184,7 @@ _sqlite3session_enable _sqlite3session_indirect _sqlite3session_isempty _sqlite3session_memory_used +_sqlite3session_object_config _sqlite3session_patchset _sqlite3session_patchset_strm _sqlite3session_table_filter diff --git a/ext/wasm/api/sqlite3-api-glue.js b/ext/wasm/api/sqlite3-api-glue.js index 958f1b845b..dc1e827d50 100644 --- a/ext/wasm/api/sqlite3-api-glue.js +++ b/ext/wasm/api/sqlite3-api-glue.js @@ -59,10 +59,16 @@ self.sqlite3ApiBootstrap.initializers.push(function(sqlite3){ the lines of sqlite3_prepare_v3(). The slightly problematic part is the final argument (text destructor). */ ], - //["sqlite3_busy_handler","int", "sqlite3*", "*", "*"], - // ^^^^ TODO: custom binding which auto-converts JS function arg - // to a WASM function, noting that calling it multiple times - // would introduce a leak. + ["sqlite3_busy_handler","int", [ + "sqlite3*", + new wasm.xWrap.FuncPtrAdapter({ + name: 'sqlite3_busy_handler', + signature: 'i(pi)', + bindScope: 'context', + contextKey: (argIndex,argv)=>'sqlite3@'+argv[0] + }), + "*" + ]], ["sqlite3_busy_timeout","int", "sqlite3*", "int"], ["sqlite3_close_v2", "int", "sqlite3*"], ["sqlite3_changes", "int", "sqlite3*"], @@ -131,14 +137,16 @@ self.sqlite3ApiBootstrap.initializers.push(function(sqlite3){ for those, depending on how their SQL argument is provided. */ /* sqlite3_randomness() uses a hand-written wrapper to extend the range of supported argument types. */ - [ + [ "sqlite3_progress_handler", undefined, [ - "sqlite3*", "int", new wasm.xWrap.FuncPtrAdapter({ + "sqlite3*", "int", + new wasm.xWrap.FuncPtrAdapter({ name: 'xProgressHandler', signature: 'i(p)', bindScope: 'context', contextKey: (argIndex,argv)=>'sqlite3@'+argv[0] - }), "*" + }), + "*" ] ], ["sqlite3_realloc", "*","*","int"], @@ -211,7 +219,7 @@ self.sqlite3ApiBootstrap.initializers.push(function(sqlite3){ optional features into account. */ wasm.bindingSignatures.push(["sqlite3_normalized_sql", "string", "sqlite3_stmt*"]); } - + /** Functions which require BigInt (int64) support are separated from the others because we need to conditionally bind them or apply @@ -263,6 +271,187 @@ self.sqlite3ApiBootstrap.initializers.push(function(sqlite3){ ["sqlite3_vtab_rhs_value","int", "sqlite3_index_info*", "int", "**"] ]; + // Add session/changeset APIs... + if(wasm.bigIntEnabled && !!wasm.exports.sqlite3changegroup_add){ + /* ACHTUNG: 2022-12-23: the session/changeset API bindings are + COMPLETELY UNTESTED. Additionally, the callback-taking APIs + have a shortcoming which will make using those which take + string-type arguments more painful than it should be. How best + to resolve that, such that we can perform the same type conversions + as we do when binding in "the other direction," is as yet + undetermined. + */ + /* TODO: we need hand-written wrappers to adapt callbacks which + take string arguments. Or we need to find a way to do this sort + of reverse-binding which includes type conversions. */ + wasm.bindingSignatures.int64.push(...[ + ['sqlite3changegroup_add', 'int', ['sqlite3_changegroup*', 'int', 'void*']], + ['sqlite3changegroup_add_strm', 'int', [ + 'sqlite3_changegroup*', + new wasm.xWrap.FuncPtrAdapter({ + name: 'xInput', signature: 'i(ppp)', bindScope: 'transient' + }), + 'void*' + ]], + ['sqlite3changegroup_delete', undefined, ['sqlite3_changegroup*']], + ['sqlite3changegroup_new', 'int', ['**']], + ['sqlite3changegroup_output', 'int', ['sqlite3_changegroup*', 'int*', '**']], + ['sqlite3changegroup_output_strm', 'int', [ + 'sqlite3_changegroup*', + new wasm.xWrap.FuncPtrAdapter({ + name: 'xOutput', signature: 'i(ppi)', bindScope: 'transient' + }), + 'void*' + ]], + ['sqlite3changeset_apply', 'int', [ + 'sqlite3*', 'int', 'void*', + new wasm.xWrap.FuncPtrAdapter({ + name: 'xFilter', signature: 'i(ps)', bindScope: 'transient' + }), + new wasm.xWrap.FuncPtrAdapter({ + name: 'xConflict', signature: 'i(pip)', bindScope: 'transient' + }), + 'void*' + ]], + ['sqlite3changeset_apply_strm', 'int', [ + 'sqlite3*', + new wasm.xWrap.FuncPtrAdapter({ + name: 'xInput', signature: 'i(ppp)', bindScope: 'transient' + }), + 'void*', + new wasm.xWrap.FuncPtrAdapter({ + name: 'xFilter', signature: 'i(ps)', bindScope: 'transient' + }), + new wasm.xWrap.FuncPtrAdapter({ + name: 'xConflict', signature: 'i(pip)', bindScope: 'transient' + }), + 'void*' + ]], + ['sqlite3changeset_apply_v2', 'int', [ + 'sqlite3*', 'int', 'void*', + new wasm.xWrap.FuncPtrAdapter({ + name: 'xFilter', signature: 'i(ps)', bindScope: 'transient' + }), + new wasm.xWrap.FuncPtrAdapter({ + name: 'xConflict', signature: 'i(pip)', bindScope: 'transient' + }), + 'void*', '**', 'int*', 'int' + + ]], + ['sqlite3changeset_apply_v2', 'int', [ + 'sqlite3*', 'int', 'void*', + new wasm.xWrap.FuncPtrAdapter({ + name: 'xFilter', signature: 'i(ps)', bindScope: 'transient' + }), + new wasm.xWrap.FuncPtrAdapter({ + name: 'xConflict', signature: 'i(pip)', bindScope: 'transient' + }), + 'void*', '**', 'int*', 'int' + ]], + ['sqlite3changeset_apply_v2_strm', 'int', [ + 'sqlite3*', + new wasm.xWrap.FuncPtrAdapter({ + name: 'xInput', signature: 'i(ppp)', bindScope: 'transient' + }), + 'void*', + new wasm.xWrap.FuncPtrAdapter({ + name: 'xFilter', signature: 'i(ps)', bindScope: 'transient' + }), + new wasm.xWrap.FuncPtrAdapter({ + name: 'xConflict', signature: 'i(pip)', bindScope: 'transient' + }), + 'void*', '**', 'int*', 'int' + ]], + ['sqlite3changeset_concat', 'int', ['int','void*', 'int', 'void*', 'int*', '**']], + ['sqlite3changeset_concat_strm', 'int', [ + new wasm.xWrap.FuncPtrAdapter({ + name: 'xInputA', signature: 'i(ppp)', bindScope: 'transient' + }), + 'void*', + new wasm.xWrap.FuncPtrAdapter({ + name: 'xInputB', signature: 'i(ppp)', bindScope: 'transient' + }), + 'void*', + new wasm.xWrap.FuncPtrAdapter({ + name: 'xOutput', signature: 'i(ppi)', bindScope: 'transient' + }), + 'void*' + ]], + ['sqlite3changeset_conflict', 'int', ['sqlite3_changeset_iter*', 'int', '**']], + ['sqlite3changeset_finalize', 'int', ['sqlite3_changeset_iter*']], + ['sqlite3changeset_fk_conflicts', 'int', ['sqlite3_changeset_iter*', 'int*']], + ['sqlite3changeset_invert', 'int', ['int', 'void*', 'int*', '**']], + ['sqlite3changeset_invert_strm', 'int', [ + new wasm.xWrap.FuncPtrAdapter({ + name: 'xInput', signature: 'i(ppp)', bindScope: 'transient' + }), + 'void*', + new wasm.xWrap.FuncPtrAdapter({ + name: 'xOutput', signature: 'i(ppi)', bindScope: 'transient' + }), + 'void*' + ]], + ['sqlite3changeset_new', 'int', ['sqlite3_changeset_iter*', 'int', '**']], + ['sqlite3changeset_next', 'int', ['sqlite3_changeset_iter*']], + ['sqlite3changeset_old', 'int', ['sqlite3_changeset_iter*', 'int', '**']], + ['sqlite3changeset_op', 'int', [ + 'sqlite3_changeset_iter*', '**', 'int*', 'int*','int*' + ]], + ['sqlite3changeset_pk', 'int', ['sqlite3_changeset_iter*', '**', 'int*']], + ['sqlite3changeset_start', 'int', ['**', 'int', '*']], + ['sqlite3changeset_start_strm', 'int', [ + '**', + new wasm.xWrap.FuncPtrAdapter({ + name: 'xInput', signature: 'i(ppp)', bindScope: 'transient' + }), + 'void*' + ]], + ['sqlite3changeset_start_v2', 'int', ['**', 'int', '*', 'int']], + ['sqlite3changeset_start_v2_strm', 'int', [ + '**', + new wasm.xWrap.FuncPtrAdapter({ + name: 'xInput', signature: 'i(ppp)', bindScope: 'transient' + }), + 'void*', 'int' + ]], + ['sqlite3session_attach', 'int', ['sqlite3_session*', 'string']], + ['sqlite3session_changeset', 'int', ['sqlite3_session*', 'int*', '**']], + ['sqlite3session_changeset_size', 'i64', ['sqlite3_session*']], + ['sqlite3session_changeset_strm', 'int', [ + 'sqlite3_session*', + new wasm.xWrap.FuncPtrAdapter({ + name: 'xOutput', signature: 'i(ppp)', bindScope: 'transient' + }), + 'void*' + ]], + ['sqlite3session_config', 'int', ['int', 'void*']], + ['sqlite3session_create', 'int', ['sqlite3*', 'string', '**']], + ['sqlite3session_delete', undefined, ['sqlite3_session*']], + ['sqlite3session_diff', 'int', ['sqlite3_session*', 'string', 'string', '**']], + ['sqlite3session_enable', 'int', ['sqlite3_session*', 'int']], + ['sqlite3session_indirect', 'int', ['sqlite3_session*', 'int']], + ['sqlite3session_isempty', 'int', ['sqlite3_session*']], + ['sqlite3session_memory_used', 'i64', ['sqlite3_session*']], + ['sqlite3session_object_config', 'int', ['sqlite3_session*', 'int', 'void*']], + ['sqlite3session_patchset', 'int', ['sqlite3_session*', '*', '**']], + ['sqlite3session_patchset_strm', 'int', [ + 'sqlite3_session*', + new wasm.xWrap.FuncPtrAdapter({ + name: 'xOutput', signature: 'i(ppp)', bindScope: 'transient' + }), + 'void*' + ]], + ['sqlite3session_table_filter', undefined, [ + 'sqlite3_session*', + new wasm.xWrap.FuncPtrAdapter({ + name: 'xFilter', signature: 'i(ps)', + contextKey: (argIndex,argv)=>argv[0/* (sqlite3_session*) */] + }), + '*' + ]] + ]); + }/*session/changeset APIs*/ + /** Functions which are intended solely for API-internal use by the WASM components, not client code. These get installed into @@ -513,7 +702,7 @@ self.sqlite3ApiBootstrap.initializers.push(function(sqlite3){ ); } let rc, pfCompare, pfDestroy; - try{ + try{ rc = __ccv2(pDb, zName, eTextRep, pArg, xCompare, xDestroy); }catch(e){ rc = util.sqlite3_wasm_db_error(pDb, e); @@ -910,12 +1099,14 @@ self.sqlite3ApiBootstrap.initializers.push(function(sqlite3){ wasm.ctype = JSON.parse(wasm.cstrToJs(cJson)); //console.debug('wasm.ctype length =',wasm.cstrlen(cJson)); const defineGroups = ['access', 'authorizer', - 'blobFinalizers', 'config', 'dataTypes', + 'blobFinalizers', 'changeset', + 'config', 'dataTypes', 'dbConfig', 'dbStatus', 'encodings', 'fcntl', 'flock', 'ioCap', 'limits', 'openFlags', 'prepareFlags', 'resultCodes', - 'serialize', 'sqlite3Status', + 'serialize', 'session', + 'sqlite3Status', 'stmtStatus', 'syncFlags', 'trace', 'txnState', 'udfFlags', 'version' ]; diff --git a/ext/wasm/api/sqlite3-wasm.c b/ext/wasm/api/sqlite3-wasm.c index 34e7a63ee8..39720ff9d1 100644 --- a/ext/wasm/api/sqlite3-wasm.c +++ b/ext/wasm/api/sqlite3-wasm.c @@ -461,6 +461,22 @@ const char * sqlite3_wasm_enum_json(void){ out("\"SQLITE_STATIC\":0, \"SQLITE_TRANSIENT\":-1"); } _DefGroup; + DefGroup(changeset){ + DefInt(SQLITE_CHANGESETSTART_INVERT); + DefInt(SQLITE_CHANGESETAPPLY_NOSAVEPOINT); + DefInt(SQLITE_CHANGESETAPPLY_INVERT); + + DefInt(SQLITE_CHANGESET_DATA); + DefInt(SQLITE_CHANGESET_NOTFOUND); + DefInt(SQLITE_CHANGESET_CONFLICT); + DefInt(SQLITE_CHANGESET_CONSTRAINT); + DefInt(SQLITE_CHANGESET_FOREIGN_KEY); + + DefInt(SQLITE_CHANGESET_OMIT); + DefInt(SQLITE_CHANGESET_REPLACE); + DefInt(SQLITE_CHANGESET_ABORT); + } _DefGroup; + DefGroup(config){ DefInt(SQLITE_CONFIG_SINGLETHREAD); DefInt(SQLITE_CONFIG_MULTITHREAD); @@ -797,6 +813,11 @@ const char * sqlite3_wasm_enum_json(void){ DefInt(SQLITE_DESERIALIZE_RESIZEABLE); } _DefGroup; + DefGroup(session){ + DefInt(SQLITE_SESSION_CONFIG_STRMSIZE); + DefInt(SQLITE_SESSION_OBJCONFIG_SIZE); + } _DefGroup; + DefGroup(sqlite3Status){ DefInt(SQLITE_STATUS_MEMORY_USED); DefInt(SQLITE_STATUS_PAGECACHE_USED); diff --git a/ext/wasm/common/whwasmutil.js b/ext/wasm/common/whwasmutil.js index 87cc100f33..c99e36041b 100644 --- a/ext/wasm/common/whwasmutil.js +++ b/ext/wasm/common/whwasmutil.js @@ -446,7 +446,7 @@ self.WhWasmUtilInstaller = function(target){ type(s) of the given function signature, or throws if the signature is invalid. */ /******** // only valid for use with the WebAssembly.Function ctor, which - // is not yet documented on MDN. + // is not yet documented on MDN. sigToWasm: function(sig){ const rc = {parameters:[], results: []}; if('v'!==sig[0]) rc.results.push(f.sigTypes(sig[0])); @@ -1581,10 +1581,20 @@ self.WhWasmUtilInstaller = function(target){ not actually bind any functions. Its convertArg() method is called via xWrap() to perform any bindings. - Shortcomings: function pointers which include C-string arguments - may still need a level of hand-written wrappers around them, - depending on how they're used, in order to provide the client - with JS strings. + Shortcomings: + + - These "reverse" bindings, i.e. calling into a JS-defined + function from a WASM-defined function (the generated proxy + wrapper), lack all type conversion support. That means, for + example, that... + + - Function pointers which include C-string arguments may still + need a level of hand-written wrappers around them, depending on + how they're used, in order to provide the client with JS + strings. Alternately, clients will need to perform such conversions + on their own, e.g. using cstrtojs(). Or maybe we can find a way + to perform such conversions here, via addition of an xWrap()-style + function signature to the options argument. */ xArg.FuncPtrAdapter = class FuncPtrAdapter extends AbstractArgAdapter { constructor(opt) { diff --git a/manifest b/manifest index 6d1e106dfb..eacaf992fb 100644 --- a/manifest +++ b/manifest @@ -1,5 +1,5 @@ -C Initial\spieces\sfor\sbinding\sthe\ssession\sAPI\sto\sJS.\sFar\sfrom\scomplete.\sSee\s[forum:210e36a1e3\s|\sforum\spost\s210e36a1e3]\sfor\sthe\sdiscussion. -D 2022-12-23T11:46:26.185 +C Add\ssqlite3.capi\sJS\sbindings\sfor\sthe\ssqlite3session_...(),\ssqlite3changeset_...()\sand\ssqlite3changegroup_...()\sAPIs,\snoting\sthat\sthey\sare\scompletely\suntested.\sAside\sfrom\smissing\stests,\sthese\sbindings\sreveal\sa\sslight\sstring-argument-type\sshortcoming\sin\sthe\scallback\sfunction\spointer\s"reverse\sbinding"\swhich\sshould\sideally\sbe\sresolved\sbefore\spublishing\sthem. +D 2022-12-23T14:11:54.508 F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1 F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724 @@ -494,7 +494,7 @@ F ext/wasm/EXPORTED_FUNCTIONS.fiddle.in 27450c8b8c70875a260aca55435ec927068b34ce F ext/wasm/GNUmakefile 06d385b51bfb206cf779cf1bb816862f77df97fff97a6df9baf05b98c027067a F ext/wasm/README-dist.txt 2d670b426fc7c613b90a7d2f2b05b433088fe65181abead970980f0a4a75ea20 F ext/wasm/README.md ef39861aa21632fdbca0bdd469f78f0096f6449a720f3f39642594af503030e9 -F ext/wasm/api/EXPORTED_FUNCTIONS.sqlite3-api ff6f8c477f6f38457bce1c604ac517ecc3dfea64f816dc90356c0402f96725b8 +F ext/wasm/api/EXPORTED_FUNCTIONS.sqlite3-api 8c15a035ca5263659f21a691d701e23294621a24d1e130fa8905a261b495ebe4 F ext/wasm/api/EXPORTED_RUNTIME_METHODS.sqlite3-api 1ec3c73e7d66e95529c3c64ac3de2470b0e9e7fbf7a5b41261c367cf4f1b7287 F ext/wasm/api/README.md 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