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Correct OPFS VFS xRead() to copy the result buffer if the result code is SQLITE_IOERR_SHORT_READ.

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FossilOrigin-Name: 56668f9902c6e896b6c63621a444444c6f58ee20f88a5feae97f1699be35892d
This commit is contained in:
stephan
2022-09-19 09:25:25 +00:00
parent 8766fd20d1
commit 862281fc47
3 changed files with 11 additions and 10 deletions
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7
ext/wasm/api/sqlite3-api-opfs.js
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@ -386,9 +386,10 @@ sqlite3.installOpfsVfs = function callee(asyncProxyUri = callee.defaultProxyUri)
try {
// FIXME(?): block until we finish copying the xRead result buffer. How?
rc = opRun('xRead',{fid:pFile, n, offset});
if(0!==rc) return rc;
let i = 0;
for(; i < n; ++i) wasm.setMemValue(pDest + i, f.sabView[i]);
if(0===rc || capi.SQLITE_IOERR_SHORT_READ===rc){
let i = 0;
for(; i < n; ++i) wasm.setMemValue(pDest + i, f.sabView[i]);
}
}catch(e){
error("xRead(",arguments,") failed:",e,f);
rc = capi.SQLITE_IOERR_READ;