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Rename some OPFS JS files. Prevent JS bindings of sqlite3_uri_...() from performing JS-to-C-string argument conversion on their first argument, as doing so is specifically illegal.

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FossilOrigin-Name: 79832808de2cbdba140ed9e0558f1502b51d131ab4315265315922cda7b748cb
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stephan
2022-11-30 07:17:29 +00:00
parent ad4f782815
commit 36a0163e40
9 changed files with 68 additions and 47 deletions
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28
ext/wasm/api/sqlite3-vfs-helper.js
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@@ -183,25 +183,37 @@ self.sqlite3ApiBootstrap.initializers.push(function(sqlite3){
`methods`, (optional) `applyArgcCheck`) properties to
this.installMethods().
If the `vfs` entry is set, its `struct` property is passed
to this.registerVfs(). The `vfs` entry may optionally have
an `asDefault` property, which gets passed as the 2nd
argument to registerVfs().
If the `vfs` entry is set then:
- Its `struct` property is passed to this.registerVfs(). The
`vfs` entry may optionally have an `asDefault` property, which
gets passed as the 2nd argument to registerVfs().
- If `struct.$zName` is falsy and the entry has a string-type
`name` property, `struct.$zName` is set to the C-string form of
that `name` value before registerVfs() is called.
On success returns this object. Throws on error.
*/
vh.installVfs = function(opt){
let count = 0;
for(const key of ['io','vfs']){
const propList = ['io','vfs'];
for(const key of propList){
const o = opt[key];
if(o){
++count;
this.installMethods(o.struct, o.methods, !!o.applyArgcCheck);
if('vfs'===key) this.registerVfs(o.struct, !!o.asDefault);
if('vfs'===key){
if(!o.struct.$zName && 'string'===typeof o.name){
o.struct.$zName = wasm.allocCString(o.name);
/* Note that we leak that C-string. */
}
this.registerVfs(o.struct, !!o.asDefault);
}
}
}
if(!count) toss("Misue: installVfs() options object requires at least",
"one of 'io' or 'vfs' properties.");
if(!count) toss("Misuse: installVfs() options object requires at least",
"one of:", propList);
return this;
};