Simplify the code by removing the unsupported and undocumented

SQLITE_HAS_CODEC compile-time option

FossilOrigin-Name: 5a877221ce90e7523059353a68650c5fdd28ed032807afc2f10afbfbf864bdfe

manifest

@@ -1,5 +1,5 @@
-C There\sis\sno\sneed\sto\skeep\strack\sof\sthe\snumber\sof\schanged\srows\sor\sof\sthe\nlast-insert-rowid\swhile\srunning\sVACUUM.
-D 2020-02-06T20:46:08.792
+C Simplify\sthe\scode\sby\sremoving\sthe\sunsupported\sand\sundocumented\s\nSQLITE_HAS_CODEC\scompile-time\soption
+D 2020-02-07T01:12:53.927
 F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
 F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
 F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
@@ -467,18 +467,18 @@ F sqlite3.1 fc7ad8990fc8409983309bb80de8c811a7506786
 F sqlite3.pc.in 48fed132e7cb71ab676105d2a4dc77127d8c1f3a
 F src/alter.c f48a4423c8f198d7f1ae4940f74b606707d05384ac79fb219be8e3323af2a2de
 F src/analyze.c b3ceec3fc052df8a96ca8a8c858d455dc5029ba681b4be98bb5c5a9162cfa58c
-F src/attach.c df0ead9091042c68964856ecc08dba55d5403ad5f3ca865d9d396d71528c511a
+F src/attach.c fee2f4279474edad2df73f38ff17d8b6b250429c6e9b59a708fb48a090f3ad32
 F src/auth.c a3d5bfdba83d25abed1013a8c7a5f204e2e29b0c25242a56bc02bb0c07bf1e06
-F src/backup.c f70077d40c08b7787bfe934e4d1da8030cb0cc57d46b345fba2294b7d1be23ab
+F src/backup.c 5e617c087f1c2d6005c2ec694ce80d6e16bc68d906e1b1c556d7c7c2228b636b
 F src/bitvec.c 17ea48eff8ba979f1f5b04cc484c7bb2be632f33
 F src/btmutex.c 8acc2f464ee76324bf13310df5692a262b801808984c1b79defb2503bbafadb6
-F src/btree.c ff1af84ce7ddb2a38dc47c7a331a2d7b4603565e41ae0588c55aa7e3d43a6cd3
+F src/btree.c 7cc1fb4086847a9089d78ebc3e52f5437d4aed20fc7d2da13219cba9fd5a8c8d
 F src/btree.h 6111552f19ed7a40f029cf4b33badc6fef9880314fffd80a945f0b7f43ab7471
-F src/btreeInt.h 6794084fad08c9750b45145743c0e3e5c27c94dee89f26dd8df7073314934fd2
+F src/btreeInt.h dee1a1d0c621524e006bb260bd6b66d5d1867da6fe38cba9ad7b6a9bb9c0c175
 F src/build.c 2394d2c853088106dfc1cf485d609f20e6421d7c84892b795824e454f78e50ad
 F src/callback.c c547d00963ae28100117b4fb1f0f32242109b5804374ee3bfe01138a54da7f76
 F src/complete.c a3634ab1e687055cd002e11b8f43eb75c17da23e
-F src/ctime.c 1b0724e66f95f33b160b1af85caaf9cceb325d22abf39bd24df4f54a73982251
+F src/ctime.c 6a77ec9e0eb87aea929e002c816298907e337094a7b556898ae2d1e6be209f90
 F src/date.c 6c408fdd2e9ddf6e8431aba76315a2d061bea2cec8fbb75e25d7c1ba08274712
 F src/dbpage.c 8a01e865bf8bc6d7b1844b4314443a6436c07c3efe1d488ed89e81719047833a
 F src/dbstat.c 0f55297469d4244ab7df395849e1af98eb5e95816af7c661e7d2d8402dea23da
@@ -487,15 +487,15 @@ F src/expr.c 6617ca8d4cc808b82348ae0c2844000b665de86aacc60fa0524f1b29b1918921
 F src/fault.c 460f3e55994363812d9d60844b2a6de88826e007
 F src/fkey.c 92a248ec0fa4ed8ab60c98d9b188ce173aaf218f32e7737ba77deb2a684f9847
 F src/func.c 108577cebe8a50c86d849a93b99493a54e348dd0b846f00d13b52ca973d5baf4
-F src/global.c 59601d885a0dbbfbd22ed2d030424a5e7f1b9809a17ca46686058bbc4a55e980
+F src/global.c 79a988b56b06ce2d08ebefe1d35da9aa25b3851faa47ea5233361c4827185a64
 F src/hash.c 8d7dda241d0ebdafb6ffdeda3149a412d7df75102cecfc1021c98d6219823b19
 F src/hash.h 9d56a9079d523b648774c1784b74b89bd93fac7b365210157482e4319a468f38
 F src/hwtime.h cb1d7e3e1ed94b7aa6fde95ae2c2daccc3df826be26fc9ed7fd90d1750ae6144
 F src/in-operator.md 10cd8f4bcd225a32518407c2fb2484089112fd71
 F src/insert.c 9b487eb4b756a2bab16fa5ba19d207375551f7d0b8da3f4dff769f3035dc6bab
 F src/legacy.c d7874bc885906868cd51e6c2156698f2754f02d9eee1bae2d687323c3ca8e5aa
 F src/loadext.c 8cd803f1747c03a50b32fe87ebfb5851998d0cdafefe02737daa95e0616b42bb
-F src/main.c 332de0873baf22addd6479df053aeeb6e143e40f8959686487318da432b0624f
+F src/main.c 12d42b43c331778f6e3a1ebc57b63470f1951350efbea377e03cac6660e03b57
 F src/malloc.c eaa4dc9602ce28b077f7de2eb275db2be270c5cc56d7fec5466301bd9b80e2f5
 F src/mem0.c 6a55ebe57c46ca1a7d98da93aaa07f99f1059645
 F src/mem1.c c12a42539b1ba105e3707d0e628ad70e611040d8f5e38cf942cee30c867083de
@@ -518,30 +518,30 @@ F src/os_setup.h 0dbaea40a7d36bf311613d31342e0b99e2536586
 F src/os_unix.c ad7640c04eed946052a3b12856362a773d0a717696707313037186df0e2b59f2
 F src/os_win.c 035a813cbd17f355bdcad7ab894af214a9c13a1db8aeac902365350b98cd45a7
 F src/os_win.h 7b073010f1451abe501be30d12f6bc599824944a
-F src/pager.c c0bca72aa3f7b1cf521a9f350fcf8e5975ebf98da7dbb03492be876b0f053781
-F src/pager.h 71fe1d5016ec54d0cc5d344cd474e563450b438c59f535e8c1ec8a13b1373f14
+F src/pager.c b1e79698f3903e64d7a8ab5f4b3163aa39ed25686289a68de20b6b5734de70e6
+F src/pager.h 3b33619a90180e0874c7eca31d6f6ceb464d9322c6fb4e9a7bbb318c8a17bdb3
 F src/parse.y 61ae75b1764c86f56fdfe384d736e4ba9b0d54015a5ca61925d8cb6b94943d4c
 F src/pcache.c 385ff064bca69789d199a98e2169445dc16e4291fa807babd61d4890c3b34177
 F src/pcache.h 4f87acd914cef5016fae3030343540d75f5b85a1877eed1a2a19b9f284248586
 F src/pcache1.c 6596e10baf3d8f84cc1585d226cf1ab26564a5f5caf85a15757a281ff977d51a
-F src/pragma.c 0d49d43b22d66397aa026db505457f6683d8a66cd0a4f9db2e6776156bda716c
-F src/pragma.h 9f86a3a3a0099e651189521c8ad03768df598974e7bbdc21c7f9bb6125592fbd
+F src/pragma.c 4c8f3665cb3e1b114d22319f944a0c73c9563869c1f01a322732a880a7a2f82a
+F src/pragma.h 9473160d220416456b40f27323bb4b316d4e4e08ffbf8bf88c5f7045d49c38e5
 F src/prepare.c 6049beb71385f017af6fc320d2c75a4e50b75e280c54232442b785fbb83df057
 F src/printf.c 9be6945837c839ba57837b4bc3af349eba630920fa5532aa518816defe42a7d4
 F src/random.c 80f5d666f23feb3e6665a6ce04c7197212a88384
 F src/resolve.c f0781c9e180028b279bc4ff079ad54f4727223d470c8d2343643fcaf79b67740
 F src/rowset.c d977b011993aaea002cab3e0bb2ce50cf346000dff94e944d547b989f4b1fe93
 F src/select.c 3f7aecf64b08b018b89e4fe16ea621cc9a0e3f3801e9e5638cfe1a6035fa1581
 F src/shell.c.in c2e20c43a44fb5588a6c27ce60589538fbf4794fd7686f5b2598eca22eaae1fa
-F src/sqlite.h.in 75d0304247a2154122d6d06f12219c1e29291d72304f0eeef4c1ec6b1409b443
+F src/sqlite.h.in 572ea78b08ee90529d7588cea966c350afbf9624fdf133378edb346a233c6625
 F src/sqlite3.rc 5121c9e10c3964d5755191c80dd1180c122fc3a8
 F src/sqlite3ext.h 27951f294f29cd875c6027f2707d644ef99f469bd97514568b5a8581a114db8c
-F src/sqliteInt.h 59194e8ad25bb0ad27205cb356427371cff73af85d1a6f09ed8fd9389ab662ff
+F src/sqliteInt.h ce2038197482723e6da107447d95e4d3a1afcfd630c955b6abef5dc9ff597567
 F src/sqliteLimit.h 1513bfb7b20378aa0041e7022d04acb73525de35b80b252f1b83fedb4de6a76b
 F src/status.c 9ff2210207c6c3b4d9631a8241a7d45ab1b26a0e9c84cb07a9b5ce2de9a3b278
 F src/table.c b46ad567748f24a326d9de40e5b9659f96ffff34
-F src/tclsqlite.c 97590069efaba5a4928ecffb606e3771dd93ee8e6bf248a62a6507c37a2b2e46
-F src/test1.c 4d0ab2f67053a4fff87d1d3586ecc0e5322a1fc45dd4119ab11dc96de44f17a1
+F src/tclsqlite.c d0aa320416efe88c4dbb0156ed6c494f2f9958871a940e46984ee57b3e7fcc50
+F src/test1.c 5e8b8cc54e8c88906ea8a084387aa79bad245e539f4cee73149e5c0527e1db16
 F src/test2.c 3efb99ab7f1fc8d154933e02ae1378bac9637da5
 F src/test3.c 61798bb0d38b915067a8c8e03f5a534b431181f802659a6616f9b4ff7d872644
 F src/test4.c 405834f6a93ec395cc4c9bb8ecebf7c3d8079e7ca16ae65e82d01afd229694bb
@@ -556,7 +556,7 @@ F src/test_backup.c bf5da90c9926df0a4b941f2d92825a01bbe090a0
 F src/test_bestindex.c 78809f11026f18a93fcfd798d9479cba37e1201c830260bf1edc674b2fa9b857
 F src/test_blob.c ae4a0620b478548afb67963095a7417cd06a4ec0a56adb453542203bfdcb31ce
 F src/test_btree.c 8b2dc8b8848cf3a4db93f11578f075e82252a274
-F src/test_config.c e25826d693039cdd45963de378cbf39e3af0e8aa7a8a6fc159876f4e7b5a4f8c
+F src/test_config.c 5ea19bf0972a9d91728518b4d30e91477acce80496003ecbef3a7fb18d0bd081
 F src/test_delete.c e2fe07646dff6300b48d49b2fee2fe192ed389e834dd635e3b3bac0ce0bf9f8f
 F src/test_demovfs.c 86142ba864d4297d54c5b2e972e74f3141ae4b30f05b3a95824184ed2d3d7f91
 F src/test_devsym.c 6109b45c3db3ef7b002320947ed448c027356ab8b885156ff535fd8684d4a571
@@ -586,7 +586,7 @@ F src/test_superlock.c 4839644b9201da822f181c5bc406c0b2385f672e
 F src/test_syscall.c 1073306ba2e9bfc886771871a13d3de281ed3939
 F src/test_tclsh.c eeafce33ad2136d57e5dec10f1e9a4347447eb72ffd504a1c7b9c6bfe2e71578
 F src/test_tclvar.c 33ff42149494a39c5fbb0df3d25d6fafb2f668888e41c0688d07273dcb268dfc
-F src/test_thread.c 911d15fb14e19c0c542bdc8aabf981c2f10a4858
+F src/test_thread.c 269ea9e1fa5828dba550eb26f619aa18aedbc29fd92f8a5f6b93521fbb74a61c
 F src/test_vdbecov.c f60c6f135ec42c0de013a1d5136777aa328a776d33277f92abac648930453d43
 F src/test_vfs.c 36822d696789535bdd0260f07d2c9a46546082fea8bb1d0a7354c7f9366e37ea
 F src/test_vfstrace.c bab9594adc976cbe696ff3970728830b4c5ed698
@@ -601,8 +601,8 @@ F src/trigger.c a40d50e88bd3355f1d2a73f0a3b2d6b42eae26ca4219001b82ef0d064439badc
 F src/update.c 9ad19af96aff95dc02a923a99f97c1bc0b909009a29a2914b796f786b9ac0c60
 F src/upsert.c 2920de71b20f04fe25eb00b655d086f0ba60ea133c59d7fa3325c49838818e78
 F src/utf.c 736ff76753236ffbc8b5b939f5e0607f28aeaa7c780b3a56b419228f0a81c87b
-F src/util.c d035b09df9cecbc0e8f07c34b815acbf0d43c8adc8d2c540e3dc92eecb27855a
-F src/vacuum.c 82dcec9e7b1afa980288718ad11bc499651c722d7b9f32933c4d694d91cb6ebf
+F src/util.c a285c1e026907b69fa2592bd05047a565a1d8a1aef2b73c924b6a8ffe772871a
+F src/vacuum.c 813b510ba887fee6492bcb11f2bf77d7eb58b232b83649136372e0a2fc17f4b9
 F src/vdbe.c 15cae95de3c1301747f7ee17a70046772741e7e630b6d5554c685b613798b8e8
 F src/vdbe.h defd693289c7bb8d325f109be9490c77138061211a116827da7244b6015a4934
 F src/vdbeInt.h a17146053a1aa438474012998fe07e314f3df274a61491ad838ad85d848ac051
@@ -614,7 +614,7 @@ F src/vdbesort.c 2be76d26998ce2b3324cdcc9f6443728e54b6c7677c553ad909c7d7cfab587d
 F src/vdbetrace.c fa3bf238002f0bbbdfb66cc8afb0cea284ff9f148d6439bc1f6f2b4c3b7143f0
 F src/vtab.c 7b704a90515a239c6cdba6a66b1bb3a385e62326cceb5ecb05ec7a091d6b8515
 F src/vxworks.h d2988f4e5a61a4dfe82c6524dd3d6e4f2ce3cdb9
-F src/wal.c dbc77159e6734c2d64343cb8624ad245d89dd79a5010750fce8118b3fa7be2e8
+F src/wal.c 697424314e40d99f93f548c7bfa526c10e87f4bdf64d5a76a96b999dd7133ebc
 F src/wal.h 606292549f5a7be50b6227bd685fa76e3a4affad71bb8ac5ce4cb5c79f6a176a
 F src/walker.c a137468bf36c92e64d2275caa80c83902e3a0fc59273591b96c6416d3253d05d
 F src/where.c 2005d0511e05e5f7b6fb3be514b44f264f23d45f3b0cc5e150c63e3006a003e5
@@ -1791,7 +1791,7 @@ F tool/mkmsvcmin.tcl 6ecab9fe22c2c8de4d82d4c46797bda3d2deac8e763885f5a38d0c44a89
 F tool/mkopcodec.tcl d1b6362bd3aa80d5520d4d6f3765badf01f6c43c
 F tool/mkopcodeh.tcl 352a4319c0ad869eb26442bf7c3b015aa15594c21f1cce5a6420dbe999367c21
 F tool/mkopts.tcl 680f785fdb09729fd9ac50632413da4eadbdf9071535e3f26d03795828ab07fa
-F tool/mkpragmatab.tcl ca12b1c718ececdab2d3aacb437bc3c81ebf68467f19d7974e17f18844a3a48f
+F tool/mkpragmatab.tcl 62663c65d9191aada624a787e1ee3420f268a3c27999ad0ffb77a6918ddc1e52
 F tool/mkshellc.tcl 70a9978e363b0f3280ca9ce1c46d72563ff479c1930a12a7375e3881b7325712
 F tool/mksourceid.c 36aa8020014aed0836fd13c51d6dc9219b0df1761d6b5f58ff5b616211b079b9
 F tool/mkspeedsql.tcl a1a334d288f7adfe6e996f2e712becf076745c97
@@ -1858,7 +1858,7 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
 F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
 F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
 F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
-P cec5f920f5c2a963f88329a08a443fc04be2dd6f7f2d840be63c0ab1de898f0a
-R b51f3dfb362da39a5cd79beb6cd6234e
+P a8a7c05b16f6c73ac55c359fbf62cae4a76eb0d105a3c53e9f47cede9fd85916
+R 014522d0d8b6f7e2f23a6a5506d80ae9
 U drh
-Z 17a97c3ab44b587d0093a75b4dccf269
+Z bb09705c5da204b17eae60b0010baaaf

manifest.uuid

@@ -1 +1 @@
-a8a7c05b16f6c73ac55c359fbf62cae4a76eb0d105a3c53e9f47cede9fd85916
+5a877221ce90e7523059353a68650c5fdd28ed032807afc2f10afbfbf864bdfe

src/attach.c

@@ -187,42 +187,6 @@ static void attachFunc(
   if( rc==SQLITE_OK && pNew->zDbSName==0 ){
     rc = SQLITE_NOMEM_BKPT;
   }
-
-
-#ifdef SQLITE_HAS_CODEC
-  if( rc==SQLITE_OK ){
-    extern int sqlite3CodecAttach(sqlite3*, int, const void*, int);
-    extern void sqlite3CodecGetKey(sqlite3*, int, void**, int*);
-    int nKey;
-    char *zKey;
-    int t = sqlite3_value_type(argv[2]);
-    switch( t ){
-      case SQLITE_INTEGER:
-      case SQLITE_FLOAT:
-        zErrDyn = sqlite3DbStrDup(db, "Invalid key value");
-        rc = SQLITE_ERROR;
-        break;
-
-      case SQLITE_TEXT:
-      case SQLITE_BLOB:
-        nKey = sqlite3_value_bytes(argv[2]);
-        zKey = (char *)sqlite3_value_blob(argv[2]);
-        rc = sqlite3CodecAttach(db, db->nDb-1, zKey, nKey);
-        break;
-
-      case SQLITE_NULL:
-        /* No key specified.  Use the key from URI filename, or if none,
-        ** use the key from the main database. */
-        if( sqlite3CodecQueryParameters(db, zName, zPath)==0 ){
-          sqlite3CodecGetKey(db, 0, (void**)&zKey, &nKey);
-          if( nKey || sqlite3BtreeGetOptimalReserve(db->aDb[0].pBt)>0 ){
-            rc = sqlite3CodecAttach(db, db->nDb-1, zKey, nKey);
-          }
-        }
-        break;
-    }
-  }
-#endif
   sqlite3_free( zPath );
 
   /* If the file was opened successfully, read the schema for the new database.

src/backup.c

@@ -235,13 +235,6 @@ static int backupOnePage(
   int nDestPgsz = sqlite3BtreeGetPageSize(p->pDest);
   const int nCopy = MIN(nSrcPgsz, nDestPgsz);
   const i64 iEnd = (i64)iSrcPg*(i64)nSrcPgsz;
-#ifdef SQLITE_HAS_CODEC
-  /* Use BtreeGetReserveNoMutex() for the source b-tree, as although it is
-  ** guaranteed that the shared-mutex is held by this thread, handle
-  ** p->pSrc may not actually be the owner.  */
-  int nSrcReserve = sqlite3BtreeGetReserveNoMutex(p->pSrc);
-  int nDestReserve = sqlite3BtreeGetOptimalReserve(p->pDest);
-#endif
   int rc = SQLITE_OK;
   i64 iOff;
 
@@ -258,26 +251,6 @@ static int backupOnePage(
     rc = SQLITE_READONLY;
   }
 
-#ifdef SQLITE_HAS_CODEC
-  /* Backup is not possible if the page size of the destination is changing
-  ** and a codec is in use.
-  */
-  if( nSrcPgsz!=nDestPgsz && sqlite3PagerGetCodec(pDestPager)!=0 ){
-    rc = SQLITE_READONLY;
-  }
-
-  /* Backup is not possible if the number of bytes of reserve space differ
-  ** between source and destination.  If there is a difference, try to
-  ** fix the destination to agree with the source.  If that is not possible,
-  ** then the backup cannot proceed.
-  */
-  if( nSrcReserve!=nDestReserve ){
-    u32 newPgsz = nSrcPgsz;
-    rc = sqlite3PagerSetPagesize(pDestPager, &newPgsz, nSrcReserve);
-    if( rc==SQLITE_OK && newPgsz!=(u32)nSrcPgsz ) rc = SQLITE_READONLY;
-  }
-#endif
-
   /* This loop runs once for each destination page spanned by the source 
   ** page. For each iteration, variable iOff is set to the byte offset
   ** of the destination page.
@@ -773,10 +746,6 @@ int sqlite3BtreeCopyFile(Btree *pTo, Btree *pFrom){
   b.pDest = pTo;
   b.iNext = 1;
 
-#ifdef SQLITE_HAS_CODEC
-  sqlite3PagerAlignReserve(sqlite3BtreePager(pTo), sqlite3BtreePager(pFrom));
-#endif
-
   /* 0x7FFFFFFF is the hard limit for the number of pages in a database
   ** file. By passing this as the number of pages to copy to
   ** sqlite3_backup_step(), we can guarantee that the copy finishes 

src/btree.c

@@ -2859,9 +2859,6 @@ int sqlite3BtreeSetPageSize(Btree *p, int pageSize, int nReserve, int iFix){
   BtShared *pBt = p->pBt;
   assert( nReserve>=-1 && nReserve<=255 );
   sqlite3BtreeEnter(p);
-#if SQLITE_HAS_CODEC
-  if( nReserve>pBt->optimalReserve ) pBt->optimalReserve = (u8)nReserve;
-#endif
   if( pBt->btsFlags & BTS_PAGESIZE_FIXED ){
     sqlite3BtreeLeave(p);
     return SQLITE_READONLY;
@@ -2922,9 +2919,6 @@ int sqlite3BtreeGetOptimalReserve(Btree *p){
   int n;
   sqlite3BtreeEnter(p);
   n = sqlite3BtreeGetReserveNoMutex(p);
-#ifdef SQLITE_HAS_CODEC
-  if( n<p->pBt->optimalReserve ) n = p->pBt->optimalReserve;
-#endif
   sqlite3BtreeLeave(p);
   return n;
 }

src/btreeInt.h

@@ -417,9 +417,6 @@ struct BtShared {
 #endif
   u8 inTransaction;     /* Transaction state */
   u8 max1bytePayload;   /* Maximum first byte of cell for a 1-byte payload */
-#ifdef SQLITE_HAS_CODEC
-  u8 optimalReserve;    /* Desired amount of reserved space per page */
-#endif
   u16 btsFlags;         /* Boolean parameters.  See BTS_* macros below */
   u16 maxLocal;         /* Maximum local payload in non-LEAFDATA tables */
   u16 minLocal;         /* Minimum local payload in non-LEAFDATA tables */

src/ctime.c

@@ -355,9 +355,6 @@ static const char * const sqlite3azCompileOpt[] = {
 #if SQLITE_FTS5_NO_WITHOUT_ROWID
   "FTS5_NO_WITHOUT_ROWID",
 #endif
-#if SQLITE_HAS_CODEC
-  "HAS_CODEC",
-#endif
 #if HAVE_ISNAN || SQLITE_HAVE_ISNAN
   "HAVE_ISNAN",
 #endif

src/global.c

@@ -135,16 +135,9 @@ const unsigned char sqlite3CtypeMap[256] = {
 ** EVIDENCE-OF: R-43642-56306 By default, URI handling is globally
 ** disabled. The default value may be changed by compiling with the
 ** SQLITE_USE_URI symbol defined.
-**
-** URI filenames are enabled by default if SQLITE_HAS_CODEC is
-** enabled.
 */
 #ifndef SQLITE_USE_URI
-# ifdef SQLITE_HAS_CODEC
-#  define SQLITE_USE_URI 1
-# else
-#  define SQLITE_USE_URI 0
-# endif
+# define SQLITE_USE_URI 0
 #endif
 
 /* EVIDENCE-OF: R-38720-18127 The default setting is determined by the

src/main.c

@@ -3007,41 +3007,6 @@ static const char *uriParameter(const char *zFilename, const char *zParam){
   return 0;
 }
 
-#if defined(SQLITE_HAS_CODEC)
-/*
-** Process URI filename query parameters relevant to the SQLite Encryption
-** Extension.  Return true if any of the relevant query parameters are
-** seen and return false if not.
-*/
-int sqlite3CodecQueryParameters(
-  sqlite3 *db,           /* Database connection */
-  const char *zDb,       /* Which schema is being created/attached */
-  const char *zUri       /* URI filename */
-){
-  const char *zKey;
-  if( zUri==0 ){
-    return 0;
-  }else if( (zKey = uriParameter(zUri, "hexkey"))!=0 && zKey[0] ){
-    u8 iByte;
-    int i;
-    char zDecoded[40];
-    for(i=0, iByte=0; i<sizeof(zDecoded)*2 && sqlite3Isxdigit(zKey[i]); i++){
-      iByte = (iByte<<4) + sqlite3HexToInt(zKey[i]);
-      if( (i&1)!=0 ) zDecoded[i/2] = iByte;
-    }
-    sqlite3_key_v2(db, zDb, zDecoded, i/2);
-    return 1;
-  }else if( (zKey = uriParameter(zUri, "key"))!=0 ){
-    sqlite3_key_v2(db, zDb, zKey, sqlite3Strlen30(zKey));
-    return 1;
-  }else if( (zKey = uriParameter(zUri, "textkey"))!=0 ){
-    sqlite3_key_v2(db, zDb, zKey, -1);
-    return 1;
-  }else{
-    return 0;
-  }
-}
-#endif
 
 
 /*
@@ -3425,9 +3390,6 @@ static int openDatabase(
     void *pArg = sqlite3GlobalConfig.pSqllogArg;
     sqlite3GlobalConfig.xSqllog(pArg, db, zFilename, 0);
   }
-#endif
-#if defined(SQLITE_HAS_CODEC)
-  if( rc==SQLITE_OK ) sqlite3CodecQueryParameters(db, 0, zOpen);
 #endif
   sqlite3_free(zOpen);
   return rc & 0xff;