From 7cd81af3a99a51348a5bdc9fa41260b2da13415a Mon Sep 17 00:00:00 2001
From: drh <>
Date: Thu, 8 Sep 2022 17:12:12 +0000
Subject: [PATCH] Compiles and loads as an extension.  Starts to run but
 quickly hits issues.

FossilOrigin-Name: 2e38726f46918b28b5c638967f960a20afd3fe84ad245f3bea39a1d64980435b
---
 ext/misc/vfskv.c | 23 ++++++++++++-----------
 manifest         | 12 ++++++------
 manifest.uuid    |  2 +-
 3 files changed, 19 insertions(+), 18 deletions(-)

diff --git a/ext/misc/vfskv.c b/ext/misc/vfskv.c
index 5d71816a82..bde2f08336 100644
--- a/ext/misc/vfskv.c
+++ b/ext/misc/vfskv.c
@@ -195,7 +195,7 @@ static int kvstorageWrite(
   kvstorageMakeKey(pStore, zKey);
   fd = fopen(pStore->zKey, "wb");
   if( fd ){
-    KVVFS_TRACE(("KVVFS-WRITE  %-12s (%d) %.30s\n", pStore->zKey,
+    KVVFS_TRACE(("KVVFS-WRITE  %-14s (%d) %.30s\n", pStore->zKey,
                  (int)strlen(zData), zData));
     fputs(zData, fd);
     fclose(fd);
@@ -210,7 +210,7 @@ static int kvstorageWrite(
 static int kvstorageDelete(KVStorage *pStore, const char *zKey){
   kvstorageMakeKey(pStore, zKey);
   unlink(pStore->zKey);
-  KVVFS_TRACE(("KVVFS-DELETE %-12s\n", pStore->zKey));
+  KVVFS_TRACE(("KVVFS-DELETE %-14s\n", pStore->zKey));
   return 0;
 }
 
@@ -239,14 +239,14 @@ static int kvstorageRead(
    || stat(pStore->zKey, &buf)!=0
    || !S_ISREG(buf.st_mode)
   ){
-    KVVFS_TRACE(("KVVFS-READ   %-12s (-1)\n", pStore->zKey));
+    KVVFS_TRACE(("KVVFS-READ   %-14s (-1)\n", pStore->zKey));
     return -1;
   }
   if( nBuf<0 ){
     return (int)buf.st_size;
   }else if( nBuf==1 ){
     zBuf[0] = 0;
-    KVVFS_TRACE(("KVVFS-READ   %-12s (%d)\n", pStore->zKey,
+    KVVFS_TRACE(("KVVFS-READ   %-14s (%d)\n", pStore->zKey,
                  (int)buf.st_size));
     return (int)buf.st_size;
   }
@@ -255,12 +255,12 @@ static int kvstorageRead(
   }
   fd = fopen(pStore->zKey, "rb");
   if( fd==0 ){
-    KVVFS_TRACE(("KVVFS-READ   %-12s (-1)\n", pStore->zKey));
+    KVVFS_TRACE(("KVVFS-READ   %-14s (-1)\n", pStore->zKey));
     return -1;
   }else{
     fread(zBuf, nBuf-1, 1, fd);
     fclose(fd);
-    KVVFS_TRACE(("KVVFS-READ   %-12s (%d) %.30s\n", pStore->zKey,
+    KVVFS_TRACE(("KVVFS-READ   %-14s (%d) %.30s\n", pStore->zKey,
                  nBuf-1, zBuf));
     return nBuf-1;
   }
@@ -456,7 +456,6 @@ static int kvvfsReadFromDb(
   int got, n;
   char zKey[30];
   char aData[131073];
-  assert( pFile->szDb>=0 );
   assert( iOfst>=0 );
   assert( iAmt>=0 );
   if( (iOfst % iAmt)!=0 ){
@@ -472,10 +471,11 @@ static int kvvfsReadFromDb(
   sqlite3_snprintf(sizeof(zKey), zKey, "pg-%u", pgno);
   got = kvstorageRead(pFile->pVfs->pStore, zKey, aData, sizeof(aData)-1);
   if( got<0 ){
-    return SQLITE_IOERR_READ;
+    n = 0;
+  }else{
+    aData[got] = 0;
+    n = kvvfsDecode(aData, zBuf, iAmt);
   }
-  aData[got] = 0;
-  n = kvvfsDecode(aData, zBuf, iAmt);
   if( n<iAmt ){
     memset(zBuf+n, 0, iAmt-n);
     return SQLITE_IOERR_SHORT_READ;
@@ -848,5 +848,6 @@ int sqlite3_vfskv_init(
   const sqlite3_api_routines *pApi
 ){
   SQLITE_EXTENSION_INIT2(pApi);
-  return sqlite3_vfs_register(&kvvfs_vfs.base, 1);
+  sqlite3_vfs_register(&kvvfs_vfs.base, 1);
+  return SQLITE_OK_LOAD_PERMANENTLY;
 }
diff --git a/manifest b/manifest
index 27e3a020d0..95ed97d626 100644
--- a/manifest
+++ b/manifest
@@ -1,5 +1,5 @@
-C Compiles\swithout\serror,\sbut\suntested.
-D 2022-09-08T16:27:50.573
+C Compiles\sand\sloads\sas\san\sextension.\s\sStarts\sto\srun\sbut\squickly\shits\sissues.
+D 2022-09-08T17:12:12.069
 F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
 F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
 F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
@@ -335,7 +335,7 @@ F ext/misc/uint.c 053fed3bce2e89583afcd4bf804d75d659879bbcedac74d0fa9ed548839a03
 F ext/misc/unionvtab.c 36237f0607ca954ac13a4a0e2d2ac40c33bc6e032a5f55f431713061ef1625f9
 F ext/misc/urifuncs.c f71360d14fa9e7626b563f1f781c6148109462741c5235ac63ae0f8917b9c751
 F ext/misc/uuid.c 5bb2264c1b64d163efa46509544fd7500cb8769cb7c16dd52052da8d961505cf
-F ext/misc/vfskv.c f21561436948a853c4df512c68a814ef69d8a278dbbbacbf2acceed1aa477d02
+F ext/misc/vfskv.c 8664e43778e5d7cda6abd2e57ec374e7e0eb424ff4da093847bac7aa154c7789
 F ext/misc/vfslog.c 3932ab932eeb2601dbc4447cb14d445aaa9fbe43b863ef5f014401c3420afd20
 F ext/misc/vfsstat.c 474d08efc697b8eba300082cb1eb74a5f0f3df31ed257db1cb07e72ab0e53dfb
 F ext/misc/vtablog.c 5538acd0c8ddaae372331bee11608d76973436b77d6a91e8635cfc9432fba5ae
@@ -2001,8 +2001,8 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
 F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
 F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
 F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
-P 51e267696d25f2f83b5bb847d5254ab15573ef1a16ea3d7dd8279c73c0bee539
-R 3f65efdb484bcd33ce484018dd231698
+P a329939c32e33d8d00066ba3d4327f07cca1b4e67de0b8d85f1e7f98afe40954
+R 3c0347d709594b19afa07b9bd97b3623
 U drh
-Z e40c8d61375542bcfdfb80455dd845c0
+Z c98d8a23118cf655e6b32d119c295b3c
 # Remove this line to create a well-formed Fossil manifest.
diff --git a/manifest.uuid b/manifest.uuid
index 741bfceb1b..0963ec3e9b 100644
--- a/manifest.uuid
+++ b/manifest.uuid
@@ -1 +1 @@
-a329939c32e33d8d00066ba3d4327f07cca1b4e67de0b8d85f1e7f98afe40954
\ No newline at end of file
+2e38726f46918b28b5c638967f960a20afd3fe84ad245f3bea39a1d64980435b
\ No newline at end of file
-- 
2.47.2