From c80691744113b06c33418ebd4990bb8856e66a25 Mon Sep 17 00:00:00 2001
From: drh <>
Date: Mon, 9 Aug 2021 17:36:22 +0000
Subject: [PATCH] Improved Hamming bit-distance between the SQLITE_STATE
 constants.

FossilOrigin-Name: 5100b0456bc91f11e4a0bcf0d426ae4d8328cd9341ee2f9c83d0fa9f73047a83
---
 manifest        | 12 ++++++------
 manifest.uuid   |  2 +-
 src/sqliteInt.h | 17 ++++++++---------
 3 files changed, 15 insertions(+), 16 deletions(-)

diff --git a/manifest b/manifest
index b2275510b3..5a737d2e9e 100644
--- a/manifest
+++ b/manifest
@@ -1,5 +1,5 @@
-C Fix\scomments\sassociated\swith\ssqlite3.eOpenState.\s\sNo\slogic\schanges.
-D 2021-08-09T13:06:59.509
+C Improved\sHamming\sbit-distance\sbetween\sthe\sSQLITE_STATE\sconstants.
+D 2021-08-09T17:36:22.031
 F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
 F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
 F LICENSE.md df5091916dbb40e6e9686186587125e1b2ff51f022cc334e886c19a0e9982724
@@ -549,7 +549,7 @@ F src/shell.c.in 24b99dae8818d1a234732d73f4d5b49f12b510bc62735a41c04e314fafae09e
 F src/sqlite.h.in 43fcf0fe2af04081f420a906fc020bde1243851ba44b0aa567a27f94bf8c3145
 F src/sqlite3.rc 5121c9e10c3964d5755191c80dd1180c122fc3a8
 F src/sqlite3ext.h e97f4e9b509408fea4c4e9bef5a41608dfac343b4d3c7a990dedde1e19af9510
-F src/sqliteInt.h 9a0fa72633b685bd391f683143755a17549a7ac6ef22c23e5d1cd6ea1097f384
+F src/sqliteInt.h 548e07437d82c9732357d5efdb2d4e0ec403dedd9dab8def66a03d3d42ee9512
 F src/sqliteLimit.h d7323ffea5208c6af2734574bae933ca8ed2ab728083caa117c9738581a31657
 F src/status.c 4b8bc2a6905163a38b739854a35b826c737333fab5b1f8e03fa7eb9a4799c4c1
 F src/table.c 0f141b58a16de7e2fbe81c308379e7279f4c6b50eb08efeec5892794a0ba30d1
@@ -1920,7 +1920,7 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
 F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
 F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
 F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
-P e5d6512aa1fa0016a679c6e0cb665a0c67ad16f1daa0c18a96b2ebae1beefd15
-R 43c2a7d0dc9629f135a1e60c0a2a89c6
+P fd8f498f5d5f7fcb78dd8f6f9323d20b9e2904b249ec735477a0f03cb47b8561
+R cc762809992152a400531309f36d3af2
 U drh
-Z bcb0948652933ffc3bff48e453c11acf
+Z 4e81a6431fa70fd48ee7a079ec432659
diff --git a/manifest.uuid b/manifest.uuid
index 22fc897873..277518bd4b 100644
--- a/manifest.uuid
+++ b/manifest.uuid
@@ -1 +1 @@
-fd8f498f5d5f7fcb78dd8f6f9323d20b9e2904b249ec735477a0f03cb47b8561
\ No newline at end of file
+5100b0456bc91f11e4a0bcf0d426ae4d8328cd9341ee2f9c83d0fa9f73047a83
\ No newline at end of file
diff --git a/src/sqliteInt.h b/src/sqliteInt.h
index cc31acdbaf..70d44a87ac 100644
--- a/src/sqliteInt.h
+++ b/src/sqliteInt.h
@@ -1761,17 +1761,16 @@ struct sqlite3 {
 */
 #define ConstFactorOk(P) ((P)->okConstFactor)
 
-/*
-** Possible values for the sqlite3.eOpenState field.
-** The numbers are obtained at random and have no special meaning, other
-** than being distinct from one another.
+/* Possible values for the sqlite3.eOpenState field.
+** The numbers are randomly selected such that a minimum of three bits must
+** change to convert any number to another or to zero
 */
-#define SQLITE_STATE_OPEN     0xa0  /* Database is open */
-#define SQLITE_STATE_CLOSED   0x9f  /* Database is closed */
-#define SQLITE_STATE_SICK     0x4b  /* Error and awaiting close */
-#define SQLITE_STATE_BUSY     0xf0  /* Database currently in use */
+#define SQLITE_STATE_OPEN     0x3b  /* Database is open */
+#define SQLITE_STATE_CLOSED   0x63  /* Database is closed */
+#define SQLITE_STATE_SICK     0x77  /* Error and awaiting close */
+#define SQLITE_STATE_BUSY     0x7d  /* Database currently in use */
 #define SQLITE_STATE_ERROR    0xb5  /* An SQLITE_MISUSE error occurred */
-#define SQLITE_STATE_ZOMBIE   0x64  /* Close with last statement close */
+#define SQLITE_STATE_ZOMBIE   0xe5  /* Close with last statement close */
 
 /*
 ** Each SQL function is defined by an instance of the following