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Add the SQLITE_TESTCTRL_PRNG_SEED test control.

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FossilOrigin-Name: 3ac5723164ae801e209ce525a5d94692767136f9d06be2a84883dcea677d02da
This commit is contained in:
drh
2019-08-02 20:45:04 +00:00
parent 0bf6549cd1
commit ade54d68ee
9 changed files with 62 additions and 26 deletions
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10
src/os.c
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@@ -258,7 +258,15 @@ void sqlite3OsDlClose(sqlite3_vfs *pVfs, void *pHandle){
}
#endif /* SQLITE_OMIT_LOAD_EXTENSION */
int sqlite3OsRandomness(sqlite3_vfs *pVfs, int nByte, char *zBufOut){
return pVfs->xRandomness(pVfs, nByte, zBufOut);
if( sqlite3Config.iPrngSeed ){
memset(zBufOut, 0, nByte);
if( nByte>sizeof(unsigned) ) nByte = sizeof(unsigned int);
memcpy(zBufOut, &sqlite3Config.iPrngSeed, nByte);
return SQLITE_OK;
}else{
return pVfs->xRandomness(pVfs, nByte, zBufOut);
}
}
int sqlite3OsSleep(sqlite3_vfs *pVfs, int nMicro){
return pVfs->xSleep(pVfs, nMicro);