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Overview
Comment:Update to 3.31.1.
Downloads: Tarball | ZIP archive | SQL archive
Timelines: family | ancestors | trunk
Files: files | file ages | folders
SHA1: 7a1be93dbd8d8fd0f4766a516f055d79d691939f
User & Date: dan 2020-01-27 20:47:29
Context
2020-01-27
20:47
Update to 3.31.1. Leaf check-in: 7a1be93dbd user: dan tags: trunk
2020-01-22
19:46
Update to version 3.31.0. check-in: 83554bf5f0 user: dan tags: trunk
Changes
Hide Diffs Unified Diffs Ignore Whitespace Patch

Changes to sqlite3/src/main/jni/sqlite/sqlite3.c.

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/******************************************************************************
** This file is an amalgamation of many separate C source files from SQLite
** version 3.31.0.  By combining all the individual C code files into this
** single large file, the entire code can be compiled as a single translation
** unit.  This allows many compilers to do optimizations that would not be
** possible if the files were compiled separately.  Performance improvements
** of 5% or more are commonly seen when SQLite is compiled as a single
** translation unit.
**
** This file is all you need to compile SQLite.  To use SQLite in other
................................................................................
** been edited in any way since it was last checked in, then the last
** four hexadecimal digits of the hash may be modified.
**
** See also: [sqlite3_libversion()],
** [sqlite3_libversion_number()], [sqlite3_sourceid()],
** [sqlite_version()] and [sqlite_source_id()].
*/
#define SQLITE_VERSION        "3.31.0"
#define SQLITE_VERSION_NUMBER 3031000
#define SQLITE_SOURCE_ID      "2020-01-22 18:38:59 f6affdd41608946fcfcea914ece149038a8b25a62bbe719ed2561c649b86d824"

/*
** CAPI3REF: Run-Time Library Version Numbers
** KEYWORDS: sqlite3_version sqlite3_sourceid
**
** These interfaces provide the same information as the [SQLITE_VERSION],
** [SQLITE_VERSION_NUMBER], and [SQLITE_SOURCE_ID] C preprocessor macros
................................................................................
  ** file name. The layout in memory is as follows:
  **
  **     Pager object                    (sizeof(Pager) bytes)
  **     PCache object                   (sqlite3PcacheSize() bytes)
  **     Database file handle            (pVfs->szOsFile bytes)
  **     Sub-journal file handle         (journalFileSize bytes)
  **     Main journal file handle        (journalFileSize bytes)
  **     \0\1\0 journal prefix           (3 bytes)
  **     Journal filename                (nPathname+8+1 bytes)
  **     \2\0 WAL prefix                 (2 bytes)
  **     WAL filename                    (nPathname+4+1 bytes)
  **     \3\0 database prefix            (2 bytes)
  **     Database file name              (nPathname+1 bytes)
  **     URI query parameters            (nUriByte bytes)


  **     \0\0 terminator                 (2 bytes)






















  */
  pPtr = (u8 *)sqlite3MallocZero(
    ROUND8(sizeof(*pPager)) +            /* Pager structure */
    ROUND8(pcacheSize) +                 /* PCache object */
    ROUND8(pVfs->szOsFile) +             /* The main db file */
    journalFileSize * 2 +                /* The two journal files */
    3 +                                  /* Journal prefix */


    nPathname + 8 + 1 +                  /* Journal filename */
#ifndef SQLITE_OMIT_WAL
    2 +                                  /* WAL prefix */
    nPathname + 4 + 1 +                  /* WAL filename */
#endif
    2 +                                  /* Database prefix */
    nPathname + 1 +                      /* database filename */
    nUriByte +                           /* query parameters */
    2                                    /* Terminator */
  );
  assert( EIGHT_BYTE_ALIGNMENT(SQLITE_INT_TO_PTR(journalFileSize)) );
  if( !pPtr ){
    sqlite3DbFree(0, zPathname);
    return SQLITE_NOMEM_BKPT;
  }
  pPager = (Pager*)pPtr;                  pPtr += ROUND8(sizeof(*pPager));
  pPager->pPCache = (PCache*)pPtr;        pPtr += ROUND8(pcacheSize);
  pPager->fd = (sqlite3_file*)pPtr;       pPtr += ROUND8(pVfs->szOsFile);
  pPager->sjfd = (sqlite3_file*)pPtr;     pPtr += journalFileSize;
  pPager->jfd =  (sqlite3_file*)pPtr;     pPtr += journalFileSize;
  assert( EIGHT_BYTE_ALIGNMENT(pPager->jfd) );














  /* Fill in Pager.zJournal */
  pPtr[1] = '\001';                       pPtr += 3;
  if( nPathname>0 ){
    pPager->zJournal = (char*)pPtr;
    memcpy(pPtr, zPathname, nPathname);   pPtr += nPathname;
    memcpy(pPtr, "-journal",8);           pPtr += 8 + 1;
#ifdef SQLITE_ENABLE_8_3_NAMES
    sqlite3FileSuffix3(zFilename,pPager->zJournal);
    pPtr = (u8*)(pPager->zJournal + sqlite3Strlen30(pPager->zJournal)+1);
#endif
  }else{
    pPager->zJournal = 0;
    pPtr++;
  }

#ifndef SQLITE_OMIT_WAL
  /* Fill in Pager.zWal */
  pPtr[0] = '\002'; pPtr[1] = 0;          pPtr += 2;
  if( nPathname>0 ){
    pPager->zWal = (char*)pPtr;
    memcpy(pPtr, zPathname, nPathname);   pPtr += nPathname;
    memcpy(pPtr, "-wal", 4);              pPtr += 4 + 1;
#ifdef SQLITE_ENABLE_8_3_NAMES
    sqlite3FileSuffix3(zFilename, pPager->zWal);
    pPtr = (u8*)(pPager->zWal + sqlite3Strlen30(pPager->zWal)+1);
#endif
  }else{
    pPager->zWal = 0;
    pPtr++;
  }
#endif

  /* Fill in the Pager.zFilename and pPager.zQueryParam fields */
  pPtr[0] = '\003'; pPtr[1] = 0;          pPtr += 2;
  pPager->zFilename = (char*)pPtr;
  if( nPathname>0 ){
    memcpy(pPtr, zPathname, nPathname);   pPtr += nPathname + 1;
    if( zUri ){
      memcpy(pPtr, zUri, nUriByte);    /* pPtr += nUriByte; // not needed */
    }
    /* Double-zero terminator implied by the sqlite3MallocZero */
  }

  if( nPathname ) sqlite3DbFree(0, zPathname);
  pPager->pVfs = pVfs;
  pPager->vfsFlags = vfsFlags;

  /* Open the pager file.
  */
  if( zFilename && zFilename[0] ){
................................................................................
** shared cache, it uses nullIfMemDb==0 so that in-memory databases can
** participate in shared-cache.
**
** The return value to this routine is always safe to use with
** sqlite3_uri_parameter() and sqlite3_filename_database() and friends.
*/
SQLITE_PRIVATE const char *sqlite3PagerFilename(const Pager *pPager, int nullIfMemDb){
  static const char zFake[] = { 0x00, 0x01, 0x00, 0x00, 0x00 };
  return (nullIfMemDb && pPager->memDb) ? &zFake[3] : pPager->zFilename;
}

/*
** Return the VFS structure for the pager.
*/
SQLITE_PRIVATE sqlite3_vfs *sqlite3PagerVfs(Pager *pPager){
  return pPager->pVfs;
................................................................................
  int nExpr;
  if( pExpr->op!=TK_FUNCTION || !pExpr->x.pList ){
    return 0;
  }
  assert( !ExprHasProperty(pExpr, EP_xIsSelect) );
  nExpr = pExpr->x.pList->nExpr;
  pDef = sqlite3FindFunction(db, pExpr->u.zToken, nExpr, SQLITE_UTF8, 0);



  if( NEVER(pDef==0) || (pDef->funcFlags & SQLITE_FUNC_LIKE)==0 ){
    return 0;
  }
  if( nExpr<3 ){
    aWc[3] = 0;
  }else{
    Expr *pEscape = pExpr->x.pList->a[2].pExpr;
................................................................................
#define sqlite3_str_length             sqlite3_api->str_length
#define sqlite3_str_value              sqlite3_api->str_value
/* Version 3.25.0 and later */
#define sqlite3_create_window_function sqlite3_api->create_window_function
/* Version 3.26.0 and later */
#define sqlite3_normalized_sql         sqlite3_api->normalized_sql
/* Version 3.28.0 and later */
#define sqlite3_stmt_isexplain         sqlite3_api->isexplain
#define sqlite3_value_frombind         sqlite3_api->frombind
/* Version 3.30.0 and later */
#define sqlite3_drop_modules           sqlite3_api->drop_modules
/* Version 3.31.0 andn later */
#define sqlite3_hard_heap_limit64      sqlite3_api->hard_heap_limit64
#define sqlite3_uri_key                sqlite3_api->uri_key
#define sqlite3_filename_database      sqlite3_api->filename_database
#define sqlite3_filename_journal       sqlite3_api->filename_journal
#define sqlite3_filename_wal           sqlite3_api->filename_wal
#endif /* !defined(SQLITE_CORE) && !defined(SQLITE_OMIT_LOAD_EXTENSION) */

................................................................................
      break;
    }
  }
  va_end(ap);
#endif /* SQLITE_UNTESTABLE */
  return rc;
}
















/*
** This is a utility routine, useful to VFS implementations, that checks
** to see if a database file was a URI that contained a specific query 
** parameter, and if so obtains the value of the query parameter.
**
** The zFilename argument is the filename pointer passed into the xOpen()
................................................................................
** method of a VFS implementation.  The zParam argument is the name of the
** query parameter we seek.  This routine returns the value of the zParam
** parameter if it exists.  If the parameter does not exist, this routine
** returns a NULL pointer.
*/
SQLITE_API const char *sqlite3_uri_parameter(const char *zFilename, const char *zParam){
  if( zFilename==0 || zParam==0 ) return 0;

  zFilename += sqlite3Strlen30(zFilename) + 1;
  while( zFilename[0] ){
    int x = strcmp(zFilename, zParam);
    zFilename += sqlite3Strlen30(zFilename) + 1;
    if( x==0 ) return zFilename;
    zFilename += sqlite3Strlen30(zFilename) + 1;
  }
................................................................................
}

/*
** Return a pointer to the name of Nth query parameter of the filename.
*/
SQLITE_API const char *sqlite3_uri_key(const char *zFilename, int N){
  if( zFilename==0 || N<0 ) return 0;

  zFilename += sqlite3Strlen30(zFilename) + 1;
  while( zFilename[0] && (N--)>0 ){
    zFilename += sqlite3Strlen30(zFilename) + 1;
    zFilename += sqlite3Strlen30(zFilename) + 1;
  }
  return zFilename[0] ? zFilename : 0;
}
................................................................................
  sqlite3_int64 v;
  if( z && sqlite3DecOrHexToI64(z, &v)==0 ){
    bDflt = v;
  }
  return bDflt;
}

/*
** The Pager stores the Journal filename, WAL filename, and Database filename
** consecutively in memory, in that order, with prefixes \000\001\000,
** \002\000, and \003\000, in that order.  Thus the three names look like query
** parameters if you start at the first prefix.
**
** This routine backs up a filename to the start of the first prefix.
**
** This only works if the filenamed passed in was obtained from the Pager.
*/
static const char *startOfNameList(const char *zName){
  while( zName[0]!='\001' || zName[1]!=0 ){
    zName -= 3;
    while( zName[0]!='\000' ){ zName--; }
    zName++;
  }
  return zName-1;
}

/*
** Translate a filename that was handed to a VFS routine into the corresponding
** database, journal, or WAL file.
**
** It is an error to pass this routine a filename string that was not
** passed into the VFS from the SQLite core.  Doing so is similar to
** passing free() a pointer that was not obtained from malloc() - it is
** an error that we cannot easily detect but that will likely cause memory
** corruption.
*/
SQLITE_API const char *sqlite3_filename_database(const char *zFilename){

  return sqlite3_uri_parameter(zFilename - 3, "\003");
}
SQLITE_API const char *sqlite3_filename_journal(const char *zFilename){
  const char *z = sqlite3_uri_parameter(startOfNameList(zFilename), "\001");
  return ALWAYS(z) && z[0] ? z : 0;



}


SQLITE_API const char *sqlite3_filename_wal(const char *zFilename){
  return sqlite3_uri_parameter(startOfNameList(zFilename), "\002");







}

/*
** Return the Btree pointer identified by zDbName.  Return NULL if not found.
*/
SQLITE_PRIVATE Btree *sqlite3DbNameToBtree(sqlite3 *db, const char *zDbName){
  int iDb = zDbName ? sqlite3FindDbName(db, zDbName) : 0;
................................................................................

/*
** Check if buffer z[], size n bytes, contains as series of valid utf-8
** encoded codepoints. If so, return 0. Otherwise, if the buffer does not
** contain valid utf-8, return non-zero.
*/
static int fts5TestUtf8(const char *z, int n){
  assert_nc( n>0 );
  int i = 0;

  while( i<n ){
    if( (z[i] & 0x80)==0x00 ){
      i++;
    }else
    if( (z[i] & 0xE0)==0xC0 ){
      if( i+1>=n || (z[i+1] & 0xC0)!=0x80 ) return 1;
      i += 2;
................................................................................
static void fts5SourceIdFunc(
  sqlite3_context *pCtx,          /* Function call context */
  int nArg,                       /* Number of args */
  sqlite3_value **apUnused        /* Function arguments */
){
  assert( nArg==0 );
  UNUSED_PARAM2(nArg, apUnused);
  sqlite3_result_text(pCtx, "fts5: 2020-01-22 18:38:59 f6affdd41608946fcfcea914ece149038a8b25a62bbe719ed2561c649b86d824", -1, SQLITE_TRANSIENT);
}

/*
** Return true if zName is the extension on one of the shadow tables used
** by this module.
*/
static int fts5ShadowName(const char *zName){
................................................................................
#endif
  return rc;
}
#endif /* SQLITE_CORE */
#endif /* !defined(SQLITE_CORE) || defined(SQLITE_ENABLE_STMTVTAB) */

/************** End of stmt.c ************************************************/
#if __LINE__!=228415
#undef SQLITE_SOURCE_ID
#define SQLITE_SOURCE_ID      "2020-01-22 18:38:59 f6affdd41608946fcfcea914ece149038a8b25a62bbe719ed2561c649b86alt2"
#endif
/* Return the source-id for this library */
SQLITE_API const char *sqlite3_sourceid(void){ return SQLITE_SOURCE_ID; }
/************************** End of sqlite3.c ******************************/


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/******************************************************************************
** This file is an amalgamation of many separate C source files from SQLite
** version 3.31.1.  By combining all the individual C code files into this
** single large file, the entire code can be compiled as a single translation
** unit.  This allows many compilers to do optimizations that would not be
** possible if the files were compiled separately.  Performance improvements
** of 5% or more are commonly seen when SQLite is compiled as a single
** translation unit.
**
** This file is all you need to compile SQLite.  To use SQLite in other
................................................................................
** been edited in any way since it was last checked in, then the last
** four hexadecimal digits of the hash may be modified.
**
** See also: [sqlite3_libversion()],
** [sqlite3_libversion_number()], [sqlite3_sourceid()],
** [sqlite_version()] and [sqlite_source_id()].
*/
#define SQLITE_VERSION        "3.31.1"
#define SQLITE_VERSION_NUMBER 3031001
#define SQLITE_SOURCE_ID      "2020-01-27 19:55:54 3bfa9cc97da10598521b342961df8f5f68c7388fa117345eeb516eaa837bb4d6"

/*
** CAPI3REF: Run-Time Library Version Numbers
** KEYWORDS: sqlite3_version sqlite3_sourceid
**
** These interfaces provide the same information as the [SQLITE_VERSION],
** [SQLITE_VERSION_NUMBER], and [SQLITE_SOURCE_ID] C preprocessor macros
................................................................................
  ** file name. The layout in memory is as follows:
  **
  **     Pager object                    (sizeof(Pager) bytes)
  **     PCache object                   (sqlite3PcacheSize() bytes)
  **     Database file handle            (pVfs->szOsFile bytes)
  **     Sub-journal file handle         (journalFileSize bytes)
  **     Main journal file handle        (journalFileSize bytes)




  **     \0\0\0\0 database prefix        (4 bytes)
  **     Database file name              (nPathname+1 bytes)
  **     URI query parameters            (nUriByte bytes)
  **     Journal filename                (nPathname+8+1 bytes)
  **     WAL filename                    (nPathname+4+1 bytes)
  **     \0\0\0 terminator               (3 bytes)
  **
  ** Some 3rd-party software, over which we have no control, depends on
  ** the specific order of the filenames and the \0 separators between them
  ** so that it can (for example) find the database filename given the WAL
  ** filename without using the sqlite3_filename_database() API.  This is a
  ** misuse of SQLite and a bug in the 3rd-party software, but the 3rd-party
  ** software is in widespread use, so we try to avoid changing the filename
  ** order and formatting if possible.  In particular, the details of the
  ** filename format expected by 3rd-party software should be as follows:
  **
  **   - Main Database Path
  **   - \0
  **   - Multiple URI components consisting of:
  **     - Key
  **     - \0
  **     - Value
  **     - \0
  **   - \0
  **   - Journal Path
  **   - \0
  **   - WAL Path (zWALName)
  **   - \0
  */
  pPtr = (u8 *)sqlite3MallocZero(
    ROUND8(sizeof(*pPager)) +            /* Pager structure */
    ROUND8(pcacheSize) +                 /* PCache object */
    ROUND8(pVfs->szOsFile) +             /* The main db file */
    journalFileSize * 2 +                /* The two journal files */
    4 +                                  /* Database prefix */
    nPathname + 1 +                      /* database filename */
    nUriByte +                           /* query parameters */
    nPathname + 8 + 1 +                  /* Journal filename */
#ifndef SQLITE_OMIT_WAL

    nPathname + 4 + 1 +                  /* WAL filename */
#endif



    3                                    /* Terminator */
  );
  assert( EIGHT_BYTE_ALIGNMENT(SQLITE_INT_TO_PTR(journalFileSize)) );
  if( !pPtr ){
    sqlite3DbFree(0, zPathname);
    return SQLITE_NOMEM_BKPT;
  }
  pPager = (Pager*)pPtr;                  pPtr += ROUND8(sizeof(*pPager));
  pPager->pPCache = (PCache*)pPtr;        pPtr += ROUND8(pcacheSize);
  pPager->fd = (sqlite3_file*)pPtr;       pPtr += ROUND8(pVfs->szOsFile);
  pPager->sjfd = (sqlite3_file*)pPtr;     pPtr += journalFileSize;
  pPager->jfd =  (sqlite3_file*)pPtr;     pPtr += journalFileSize;
  assert( EIGHT_BYTE_ALIGNMENT(pPager->jfd) );

  /* Fill in the Pager.zFilename and pPager.zQueryParam fields */
                                          pPtr += 4;  /* Skip zero prefix */
  pPager->zFilename = (char*)pPtr;
  if( nPathname>0 ){
    memcpy(pPtr, zPathname, nPathname);   pPtr += nPathname + 1;
    if( zUri ){
      memcpy(pPtr, zUri, nUriByte);       pPtr += nUriByte;
    }else{
                                          pPtr++;
    }
  }


  /* Fill in Pager.zJournal */

  if( nPathname>0 ){
    pPager->zJournal = (char*)pPtr;
    memcpy(pPtr, zPathname, nPathname);   pPtr += nPathname;
    memcpy(pPtr, "-journal",8);           pPtr += 8 + 1;
#ifdef SQLITE_ENABLE_8_3_NAMES
    sqlite3FileSuffix3(zFilename,pPager->zJournal);
    pPtr = (u8*)(pPager->zJournal + sqlite3Strlen30(pPager->zJournal)+1);
#endif
  }else{
    pPager->zJournal = 0;

  }

#ifndef SQLITE_OMIT_WAL
  /* Fill in Pager.zWal */

  if( nPathname>0 ){
    pPager->zWal = (char*)pPtr;
    memcpy(pPtr, zPathname, nPathname);   pPtr += nPathname;
    memcpy(pPtr, "-wal", 4);              pPtr += 4 + 1;
#ifdef SQLITE_ENABLE_8_3_NAMES
    sqlite3FileSuffix3(zFilename, pPager->zWal);
    pPtr = (u8*)(pPager->zWal + sqlite3Strlen30(pPager->zWal)+1);
#endif
  }else{
    pPager->zWal = 0;

  }
#endif












  if( nPathname ) sqlite3DbFree(0, zPathname);
  pPager->pVfs = pVfs;
  pPager->vfsFlags = vfsFlags;

  /* Open the pager file.
  */
  if( zFilename && zFilename[0] ){
................................................................................
** shared cache, it uses nullIfMemDb==0 so that in-memory databases can
** participate in shared-cache.
**
** The return value to this routine is always safe to use with
** sqlite3_uri_parameter() and sqlite3_filename_database() and friends.
*/
SQLITE_PRIVATE const char *sqlite3PagerFilename(const Pager *pPager, int nullIfMemDb){
  static const char zFake[] = { 0x00, 0x00, 0x00, 0x00, 0x00, 0x00 };
  return (nullIfMemDb && pPager->memDb) ? &zFake[4] : pPager->zFilename;
}

/*
** Return the VFS structure for the pager.
*/
SQLITE_PRIVATE sqlite3_vfs *sqlite3PagerVfs(Pager *pPager){
  return pPager->pVfs;
................................................................................
  int nExpr;
  if( pExpr->op!=TK_FUNCTION || !pExpr->x.pList ){
    return 0;
  }
  assert( !ExprHasProperty(pExpr, EP_xIsSelect) );
  nExpr = pExpr->x.pList->nExpr;
  pDef = sqlite3FindFunction(db, pExpr->u.zToken, nExpr, SQLITE_UTF8, 0);
#ifdef SQLITE_ENABLE_UNKNOWN_SQL_FUNCTION
  if( pDef==0 ) return 0;
#endif
  if( NEVER(pDef==0) || (pDef->funcFlags & SQLITE_FUNC_LIKE)==0 ){
    return 0;
  }
  if( nExpr<3 ){
    aWc[3] = 0;
  }else{
    Expr *pEscape = pExpr->x.pList->a[2].pExpr;
................................................................................
#define sqlite3_str_length             sqlite3_api->str_length
#define sqlite3_str_value              sqlite3_api->str_value
/* Version 3.25.0 and later */
#define sqlite3_create_window_function sqlite3_api->create_window_function
/* Version 3.26.0 and later */
#define sqlite3_normalized_sql         sqlite3_api->normalized_sql
/* Version 3.28.0 and later */
#define sqlite3_stmt_isexplain         sqlite3_api->stmt_isexplain
#define sqlite3_value_frombind         sqlite3_api->value_frombind
/* Version 3.30.0 and later */
#define sqlite3_drop_modules           sqlite3_api->drop_modules
/* Version 3.31.0 and later */
#define sqlite3_hard_heap_limit64      sqlite3_api->hard_heap_limit64
#define sqlite3_uri_key                sqlite3_api->uri_key
#define sqlite3_filename_database      sqlite3_api->filename_database
#define sqlite3_filename_journal       sqlite3_api->filename_journal
#define sqlite3_filename_wal           sqlite3_api->filename_wal
#endif /* !defined(SQLITE_CORE) && !defined(SQLITE_OMIT_LOAD_EXTENSION) */

................................................................................
      break;
    }
  }
  va_end(ap);
#endif /* SQLITE_UNTESTABLE */
  return rc;
}

/*
** The Pager stores the Database filename, Journal filename, and WAL filename
** consecutively in memory, in that order.  The database filename is prefixed
** by four zero bytes.  Locate the start of the database filename by searching
** backwards for the first byte following four consecutive zero bytes.
**
** This only works if the filename passed in was obtained from the Pager.
*/
static const char *databaseName(const char *zName){
  while( zName[-1]!=0 || zName[-2]!=0 || zName[-3]!=0 || zName[-4]!=0 ){
    zName--;
  }
  return zName;
}

/*
** This is a utility routine, useful to VFS implementations, that checks
** to see if a database file was a URI that contained a specific query 
** parameter, and if so obtains the value of the query parameter.
**
** The zFilename argument is the filename pointer passed into the xOpen()
................................................................................
** method of a VFS implementation.  The zParam argument is the name of the
** query parameter we seek.  This routine returns the value of the zParam
** parameter if it exists.  If the parameter does not exist, this routine
** returns a NULL pointer.
*/
SQLITE_API const char *sqlite3_uri_parameter(const char *zFilename, const char *zParam){
  if( zFilename==0 || zParam==0 ) return 0;
  zFilename = databaseName(zFilename);
  zFilename += sqlite3Strlen30(zFilename) + 1;
  while( zFilename[0] ){
    int x = strcmp(zFilename, zParam);
    zFilename += sqlite3Strlen30(zFilename) + 1;
    if( x==0 ) return zFilename;
    zFilename += sqlite3Strlen30(zFilename) + 1;
  }
................................................................................
}

/*
** Return a pointer to the name of Nth query parameter of the filename.
*/
SQLITE_API const char *sqlite3_uri_key(const char *zFilename, int N){
  if( zFilename==0 || N<0 ) return 0;
  zFilename = databaseName(zFilename);
  zFilename += sqlite3Strlen30(zFilename) + 1;
  while( zFilename[0] && (N--)>0 ){
    zFilename += sqlite3Strlen30(zFilename) + 1;
    zFilename += sqlite3Strlen30(zFilename) + 1;
  }
  return zFilename[0] ? zFilename : 0;
}
................................................................................
  sqlite3_int64 v;
  if( z && sqlite3DecOrHexToI64(z, &v)==0 ){
    bDflt = v;
  }
  return bDflt;
}




















/*
** Translate a filename that was handed to a VFS routine into the corresponding
** database, journal, or WAL file.
**
** It is an error to pass this routine a filename string that was not
** passed into the VFS from the SQLite core.  Doing so is similar to
** passing free() a pointer that was not obtained from malloc() - it is
** an error that we cannot easily detect but that will likely cause memory
** corruption.
*/
SQLITE_API const char *sqlite3_filename_database(const char *zFilename){
  return databaseName(zFilename);
  return sqlite3_uri_parameter(zFilename - 3, "\003");
}
SQLITE_API const char *sqlite3_filename_journal(const char *zFilename){
  zFilename = databaseName(zFilename);
  zFilename += sqlite3Strlen30(zFilename) + 1;
  while( zFilename[0] ){
    zFilename += sqlite3Strlen30(zFilename) + 1;
    zFilename += sqlite3Strlen30(zFilename) + 1;
  }
  return zFilename + 1;
}
SQLITE_API const char *sqlite3_filename_wal(const char *zFilename){

#ifdef SQLITE_OMIT_WAL
  return 0;
#else
  zFilename = sqlite3_filename_journal(zFilename);
  zFilename += sqlite3Strlen30(zFilename) + 1;
  return zFilename;
#endif
}

/*
** Return the Btree pointer identified by zDbName.  Return NULL if not found.
*/
SQLITE_PRIVATE Btree *sqlite3DbNameToBtree(sqlite3 *db, const char *zDbName){
  int iDb = zDbName ? sqlite3FindDbName(db, zDbName) : 0;
................................................................................

/*
** Check if buffer z[], size n bytes, contains as series of valid utf-8
** encoded codepoints. If so, return 0. Otherwise, if the buffer does not
** contain valid utf-8, return non-zero.
*/
static int fts5TestUtf8(const char *z, int n){

  int i = 0;
  assert_nc( n>0 );
  while( i<n ){
    if( (z[i] & 0x80)==0x00 ){
      i++;
    }else
    if( (z[i] & 0xE0)==0xC0 ){
      if( i+1>=n || (z[i+1] & 0xC0)!=0x80 ) return 1;
      i += 2;
................................................................................
static void fts5SourceIdFunc(
  sqlite3_context *pCtx,          /* Function call context */
  int nArg,                       /* Number of args */
  sqlite3_value **apUnused        /* Function arguments */
){
  assert( nArg==0 );
  UNUSED_PARAM2(nArg, apUnused);
  sqlite3_result_text(pCtx, "fts5: 2020-01-27 19:55:54 3bfa9cc97da10598521b342961df8f5f68c7388fa117345eeb516eaa837bb4d6", -1, SQLITE_TRANSIENT);
}

/*
** Return true if zName is the extension on one of the shadow tables used
** by this module.
*/
static int fts5ShadowName(const char *zName){
................................................................................
#endif
  return rc;
}
#endif /* SQLITE_CORE */
#endif /* !defined(SQLITE_CORE) || defined(SQLITE_ENABLE_STMTVTAB) */

/************** End of stmt.c ************************************************/
#if __LINE__!=228443
#undef SQLITE_SOURCE_ID
#define SQLITE_SOURCE_ID      "2020-01-27 19:55:54 3bfa9cc97da10598521b342961df8f5f68c7388fa117345eeb516eaa837balt2"
#endif
/* Return the source-id for this library */
SQLITE_API const char *sqlite3_sourceid(void){ return SQLITE_SOURCE_ID; }
/************************** End of sqlite3.c ******************************/

Changes to sqlite3/src/main/jni/sqlite/sqlite3.h.

119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
** been edited in any way since it was last checked in, then the last
** four hexadecimal digits of the hash may be modified.
**
** See also: [sqlite3_libversion()],
** [sqlite3_libversion_number()], [sqlite3_sourceid()],
** [sqlite_version()] and [sqlite_source_id()].
*/
#define SQLITE_VERSION        "3.31.0"
#define SQLITE_VERSION_NUMBER 3031000
#define SQLITE_SOURCE_ID      "2020-01-22 18:38:59 f6affdd41608946fcfcea914ece149038a8b25a62bbe719ed2561c649b86d824"

/*
** CAPI3REF: Run-Time Library Version Numbers
** KEYWORDS: sqlite3_version sqlite3_sourceid
**
** These interfaces provide the same information as the [SQLITE_VERSION],
** [SQLITE_VERSION_NUMBER], and [SQLITE_SOURCE_ID] C preprocessor macros







|
|
|







119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
** been edited in any way since it was last checked in, then the last
** four hexadecimal digits of the hash may be modified.
**
** See also: [sqlite3_libversion()],
** [sqlite3_libversion_number()], [sqlite3_sourceid()],
** [sqlite_version()] and [sqlite_source_id()].
*/
#define SQLITE_VERSION        "3.31.1"
#define SQLITE_VERSION_NUMBER 3031001
#define SQLITE_SOURCE_ID      "2020-01-27 19:55:54 3bfa9cc97da10598521b342961df8f5f68c7388fa117345eeb516eaa837bb4d6"

/*
** CAPI3REF: Run-Time Library Version Numbers
** KEYWORDS: sqlite3_version sqlite3_sourceid
**
** These interfaces provide the same information as the [SQLITE_VERSION],
** [SQLITE_VERSION_NUMBER], and [SQLITE_SOURCE_ID] C preprocessor macros