From: drh <drh@noemail.net>
Date: Fri, 25 Jan 2019 04:43:26 +0000 (+0000)
Subject: Improved automatic detection of dbsqlfuzz cases in fuzzcheck.
X-Git-Tag: version-3.27.0~84^2~2
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=df21659a40e9dcaaeb4faecb0d13704e359296f2;p=thirdparty%2Fsqlite.git

Improved automatic detection of dbsqlfuzz cases in fuzzcheck.

FossilOrigin-Name: 1ef24e89c9630fd383ba32f5aefcf9c27907f27f5072f3537a1cfd75a093a8d7
---

diff --git a/manifest b/manifest
index 1a0ca0401f..fb82c3f1fa 100644
--- a/manifest
+++ b/manifest
@@ -1,5 +1,5 @@
-C Add\sthe\sability\sto\sprocess\sdbsqlfuzz\scases\sin\sfuzzcheck\sand\sadd\san\sinitial\nset\sof\sinteresting\sdbsqlfuzz\scases.
-D 2019-01-25T04:00:14.721
+C Improved\sautomatic\sdetection\sof\sdbsqlfuzz\scases\sin\sfuzzcheck.
+D 2019-01-25T04:43:26.372
 F .fossil-settings/empty-dirs dbb81e8fc0401ac46a1491ab34a7f2c7c0452f2f06b54ebb845d024ca8283ef1
 F .fossil-settings/ignore-glob 35175cdfcf539b2318cb04a9901442804be81cd677d8b889fcc9149c21f239ea
 F Makefile.in 9947eae873c07ae894d4c8633b76c0a0daca7b9fd54401096a77d1a6c7b74359
@@ -984,7 +984,7 @@ F test/fuzz3.test 9c813e6613b837cb7a277b0383cd66bfa07042b4cf0317157c35852f30043c
 F test/fuzz4.test c229bcdb45518a89e1d208a21343e061503460ac69fae1539320a89f572eb634
 F test/fuzz_common.tcl a87dfbb88c2a6b08a38e9a070dabd129e617b45b
 F test/fuzz_malloc.test f348276e732e814802e39f042b1f6da6362a610af73a528d8f76898fde6b22f2
-F test/fuzzcheck.c 4082901a0665a5135b295fe81aa0ee325d42e1e28a0e3058a4082d249a321899
+F test/fuzzcheck.c 1a65151681ada94f8543ccfe07fbd2d5ba509efdc74bd144569f8d61f242e707
 F test/fuzzdata1.db 7ee3227bad0e7ccdeb08a9e6822916777073c664
 F test/fuzzdata2.db 128b3feeb78918d075c9b14b48610145a0dd4c8d6f1ca7c2870c7e425f5bf31f
 F test/fuzzdata3.db c6586d3e3cef0fbc18108f9bb649aa77bfc38aba
@@ -1803,10 +1803,7 @@ F vsixtest/vsixtest.tcl 6a9a6ab600c25a91a7acc6293828957a386a8a93
 F vsixtest/vsixtest.vcxproj.data 2ed517e100c66dc455b492e1a33350c1b20fbcdc
 F vsixtest/vsixtest.vcxproj.filters 37e51ffedcdb064aad6ff33b6148725226cd608e
 F vsixtest/vsixtest_TemporaryKey.pfx e5b1b036facdb453873e7084e1cae9102ccc67a0
-P d0d5689371577b2861d4a9464443d055f3256f3f51d89e0388233a4cbe2601ee
-R a483eb7b902b414248e92f9e64472126
-T *branch * dbsqlfuzz-in-fuzzcheck
-T *sym-dbsqlfuzz-in-fuzzcheck *
-T -sym-trunk *
+P fb9074ff450a67feaa62ca61d19154de26d5c8a8d147409ee6d1fbd667b2914f
+R 1a930dbefe744ebdcb05eea9b0188b90
 U drh
-Z 174f299274057b1d40bc6ac9348469f7
+Z c5c751ac97a3bb1a31a35d47c24bdd62
diff --git a/manifest.uuid b/manifest.uuid
index 71191813f9..698172e5dd 100644
--- a/manifest.uuid
+++ b/manifest.uuid
@@ -1 +1 @@
-fb9074ff450a67feaa62ca61d19154de26d5c8a8d147409ee6d1fbd667b2914f
\ No newline at end of file
+1ef24e89c9630fd383ba32f5aefcf9c27907f27f5072f3537a1cfd75a093a8d7
\ No newline at end of file
diff --git a/test/fuzzcheck.c b/test/fuzzcheck.c
index 3175bf33e7..3fac76d9a2 100644
--- a/test/fuzzcheck.c
+++ b/test/fuzzcheck.c
@@ -604,7 +604,7 @@ static int progress_handler(void *pClientData) {
   if( iDiff > p->mxInterval ) p->mxInterval = iDiff;
   p->nCb++;
   if( rc==0 && p->mxCb>0 && p->mxCb<=p->nCb ) rc = 1;
-  if( rc && !p->timeoutHit && eVerbosity ){
+  if( rc && !p->timeoutHit && eVerbosity>=2 ){
     printf("Timeout on progress callback %d\n", p->nCb);
     fflush(stdout);
     p->timeoutHit = 1;
@@ -653,14 +653,14 @@ static int runDbSql(sqlite3 *db, const char *zSql){
   sqlite3_stmt *pStmt;
   while( isspace(zSql[0]) ) zSql++;
   if( zSql[0]==0 ) return SQLITE_OK;
-  if( eVerbosity>=3 ){
+  if( eVerbosity>=4 ){
     printf("RUNNING-SQL: [%s]\n", zSql);
     fflush(stdout);
   }
   rc = sqlite3_prepare_v2(db, zSql, -1, &pStmt, 0);
   if( rc==SQLITE_OK ){
     while( (rc = sqlite3_step(pStmt))==SQLITE_ROW ){
-      if( eVerbosity>=4 ){
+      if( eVerbosity>=5 ){
         int j;
         for(j=0; j<sqlite3_column_count(pStmt); j++){
           if( j ) printf(",");
@@ -706,13 +706,13 @@ static int runDbSql(sqlite3 *db, const char *zSql){
         } /* End for() */
         printf("\n");
         fflush(stdout);
-      } /* End if( eVerbosity>=4 ) */
+      } /* End if( eVerbosity>=5 ) */
     } /* End while( SQLITE_ROW */
-    if( rc!=SQLITE_DONE && eVerbosity>=3 ){
+    if( rc!=SQLITE_DONE && eVerbosity>=4 ){
       printf("SQL-ERROR: (%d) %s\n", rc, sqlite3_errmsg(db));
       fflush(stdout);
     }
-  }else if( eVerbosity>=3 ){
+  }else if( eVerbosity>=4 ){
     printf("SQL-ERROR (%d): %s\n", rc, sqlite3_errmsg(db));
     fflush(stdout);    
   } /* End if( SQLITE_OK ) */
@@ -745,7 +745,7 @@ int runCombinedDbSqlInput(const uint8_t *aData, size_t nByte){
   iSql = decodeDatabase((unsigned char*)aData, (int)nByte, &aDb, &nDb);
   if( iSql<0 ) return 0;
   nSql = nByte - iSql;
-  if( eVerbosity>=2 ){
+  if( eVerbosity>=3 ){
     printf(
       "****** %d-byte input, %d-byte database, %d-byte script "
       "******\n", (int)nByte, nDb, nSql);
@@ -830,7 +830,7 @@ testrun_finished:
   if( rc!=SQLITE_OK ){
     fprintf(stdout, "sqlite3_close() returns %d\n", rc);
   }
-  if( eVerbosity ){
+  if( eVerbosity>=2 ){
     fprintf(stdout, "Peak memory usages: %f MB\n",
        sqlite3_memory_highwater(1) / 1000000.0);
   }
@@ -854,9 +854,14 @@ testrun_finished:
 ** true if this does appear to be a dbsqlfuzz test case and false otherwise.
 */
 static int isDbSql(unsigned char *a, int n){
+  unsigned char buf[12];
+  int i;
   if( n>4 && memcmp(a,"\n--\n",4)==0 ) return 1;
   while( n>0 && isspace(a[0]) ){ a++; n--; }
-  if( n>8 && memcmp(a,"53514c69",8)==0 ) return 1;
+  for(i=0; n>0 && i<8; n--, a++){
+    if( isxdigit(a[0]) ) buf[i++] = a[0];
+  }
+  if( i==8 && memcmp(buf,"53514c69",8)==0 ) return 1;
   return 0;
 }