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Overview
Comment:Change the hexadecimal digits generated by the hex() and quote() functions to lower-case.
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Timelines: family | ancestors | descendants | both | trunk
Files: files | file ages | folders
SHA1: 3025370e1f3513e1f8b33f83f7bf0e1cf76c596e
User & Date: drh 2013-01-19 02:38:05
Context
2013-01-19
16:14
Inserting NULL into a INTEGER PRIMARY KEY fills that key with the next available integer value. The sqlite4_last_insert_rowid() function now works for those cases. check-in: 697ee9faad user: drh tags: trunk
02:38
Change the hexadecimal digits generated by the hex() and quote() functions to lower-case. check-in: 3025370e1f user: drh tags: trunk
02:16
Fix for queries that use and inequality on ROWID in the WHERE clause. check-in: 32de931aa1 user: drh tags: trunk
Changes
Hide Diffs Unified Diffs Ignore Whitespace Patch

Changes to src/func.c. 

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}
#endif /* SQLITE4_OMIT_COMPILEOPTION_DIAGS */

/* Array for converting from half-bytes (nybbles) into ASCII hex
** digits. */
static const char hexdigits[] = {
  '0', '1', '2', '3', '4', '5', '6', '7',
  '8', '9', 'A', 'B', 'C', 'D', 'E', 'F' 
};

/*
** EXPERIMENTAL - This is not an official function.  The interface may
** change.  This function may disappear.  Do not write code that depends
** on this function.
**
................................................................................
        int i;
        for(i=0; i<nBlob; i++){
          zText[(i*2)+2] = hexdigits[(zBlob[i]>>4)&0x0F];
          zText[(i*2)+3] = hexdigits[(zBlob[i])&0x0F];
        }
        zText[(nBlob*2)+2] = '\'';
        zText[(nBlob*2)+3] = '\0';
        zText[0] = 'X';
        zText[1] = '\'';
        sqlite4_result_text(context, zText, -1, SQLITE4_TRANSIENT);
        sqlite4_free(sqlite4_context_env(context), zText);
      }
      break;
    }
    case SQLITE4_TEXT: {








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}
#endif /* SQLITE4_OMIT_COMPILEOPTION_DIAGS */

/* Array for converting from half-bytes (nybbles) into ASCII hex
** digits. */
static const char hexdigits[] = {
  '0', '1', '2', '3', '4', '5', '6', '7',
  '8', '9', 'a', 'b', 'c', 'd', 'e', 'f' 
};

/*
** EXPERIMENTAL - This is not an official function.  The interface may
** change.  This function may disappear.  Do not write code that depends
** on this function.
**
................................................................................
        int i;
        for(i=0; i<nBlob; i++){
          zText[(i*2)+2] = hexdigits[(zBlob[i]>>4)&0x0F];
          zText[(i*2)+3] = hexdigits[(zBlob[i])&0x0F];
        }
        zText[(nBlob*2)+2] = '\'';
        zText[(nBlob*2)+3] = '\0';
        zText[0] = 'x';
        zText[1] = '\'';
        sqlite4_result_text(context, zText, -1, SQLITE4_TRANSIENT);
        sqlite4_free(sqlite4_context_env(context), zText);
      }
      break;
    }
    case SQLITE4_TEXT: {

Changes to test/badutf.test. 

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#
#***********************************************************************
# This file implements regression tests for SQLite library. 
#
# This file checks to make sure SQLite is able to gracefully
# handle malformed UTF-8.
#
# $Id: badutf.test,v 1.2 2007/09/12 17:01:45 danielk1977 Exp $

set testdir [file dirname $argv0]
source $testdir/tester.tcl

do_test badutf-1.1 {
  db eval {PRAGMA encoding=UTF8}
  sqlite4_exec db {SELECT hex('%80') AS x}
} {0 {x 80}}
do_test badutf-1.2 {
  sqlite4_exec db {SELECT hex('%81') AS x}
} {0 {x 81}}
do_test badutf-1.3 {
  sqlite4_exec db {SELECT hex('%bf') AS x}
} {0 {x BF}}
do_test badutf-1.4 {
  sqlite4_exec db {SELECT hex('%c0') AS x}
} {0 {x C0}}
do_test badutf-1.5 {
  sqlite4_exec db {SELECT hex('%e0') AS x}
} {0 {x E0}}
do_test badutf-1.6 {
  sqlite4_exec db {SELECT hex('%f0') AS x}
} {0 {x F0}}
do_test badutf-1.7 {
  sqlite4_exec db {SELECT hex('%ff') AS x}
} {0 {x FF}}

sqlite4 db2 {}
ifcapable utf16 {
  do_test badutf-1.10 {
    db2 eval {PRAGMA encoding=UTF16be}
    sqlite4_exec db2 {SELECT hex('%80') AS x}
  } {0 {x 0080}}
  do_test badutf-1.11 {
    sqlite4_exec db2 {SELECT hex('%81') AS x}
  } {0 {x 0081}}
  do_test badutf-1.12 {
    sqlite4_exec db2 {SELECT hex('%bf') AS x}
  } {0 {x 00BF}}
  do_test badutf-1.13 {
    sqlite4_exec db2 {SELECT hex('%c0') AS x}
  } {0 {x FFFD}}
  do_test badutf-1.14 {
    sqlite4_exec db2 {SELECT hex('%c1') AS x}
  } {0 {x FFFD}}
  do_test badutf-1.15 {
    sqlite4_exec db2 {SELECT hex('%c0%bf') AS x}
  } {0 {x FFFD}}
  do_test badutf-1.16 {
    sqlite4_exec db2 {SELECT hex('%c1%bf') AS x}
  } {0 {x FFFD}}
  do_test badutf-1.17 {
    sqlite4_exec db2 {SELECT hex('%c3%bf') AS x}
  } {0 {x 00FF}}
  do_test badutf-1.18 {
    sqlite4_exec db2 {SELECT hex('%e0') AS x}
  } {0 {x FFFD}}
  do_test badutf-1.19 {
    sqlite4_exec db2 {SELECT hex('%f0') AS x}
  } {0 {x FFFD}}
  do_test badutf-1.20 {
    sqlite4_exec db2 {SELECT hex('%ff') AS x}
  } {0 {x FFFD}}
}


ifcapable bloblit {
  do_test badutf-2.1 {
    sqlite4_exec db {SELECT '%80'=CAST(x'80' AS text) AS x}
  } {0 {x 1}}
................................................................................
} {0 {x 6}}
do_test badutf-3.9 {
  sqlite4_exec db {SELECT length('%80%80%80%80%80%f0%80%80%80%ff') AS x}
} {0 {x 7}}

do_test badutf-4.1 {
  sqlite4_exec db {SELECT hex(trim('%80%80%80%f0%80%80%80%ff','%80%ff')) AS x}
} {0 {x F0}}
do_test badutf-4.2 {
  sqlite4_exec db {SELECT hex(ltrim('%80%80%80%f0%80%80%80%ff','%80%ff')) AS x}
} {0 {x F0808080FF}}
do_test badutf-4.3 {
  sqlite4_exec db {SELECT hex(rtrim('%80%80%80%f0%80%80%80%ff','%80%ff')) AS x}
} {0 {x 808080F0}}
do_test badutf-4.4 {
  sqlite4_exec db {SELECT hex(trim('%80%80%80%f0%80%80%80%ff','%ff%80')) AS x}
} {0 {x 808080F0808080FF}}
do_test badutf-4.5 {
  sqlite4_exec db {SELECT hex(trim('%ff%80%80%f0%80%80%80%ff','%ff%80')) AS x}
} {0 {x 80F0808080FF}}
do_test badutf-4.6 {
  sqlite4_exec db {SELECT hex(trim('%ff%80%f0%80%80%80%ff','%ff%80')) AS x}
} {0 {x F0808080FF}}
do_test badutf-4.7 {
  sqlite4_exec db {SELECT hex(trim('%ff%80%f0%80%80%80%ff','%ff%80%80')) AS x}
} {0 {x FF80F0808080FF}}

db2 close
finish_test








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#
#***********************************************************************
# This file implements regression tests for SQLite library. 
#
# This file checks to make sure SQLite is able to gracefully
# handle malformed UTF-8.
#


set testdir [file dirname $argv0]
source $testdir/tester.tcl

do_test badutf-1.1 {
  db eval {PRAGMA encoding=UTF8}
  sqlite4_exec db {SELECT hex('%80') AS x}
} {0 {x 80}}
do_test badutf-1.2 {
  sqlite4_exec db {SELECT hex('%81') AS x}
} {0 {x 81}}
do_test badutf-1.3 {
  sqlite4_exec db {SELECT hex('%bf') AS x}
} {0 {x bf}}
do_test badutf-1.4 {
  sqlite4_exec db {SELECT hex('%c0') AS x}
} {0 {x c0}}
do_test badutf-1.5 {
  sqlite4_exec db {SELECT hex('%e0') AS x}
} {0 {x e0}}
do_test badutf-1.6 {
  sqlite4_exec db {SELECT hex('%f0') AS x}
} {0 {x f0}}
do_test badutf-1.7 {
  sqlite4_exec db {SELECT hex('%ff') AS x}
} {0 {x ff}}

sqlite4 db2 {}
ifcapable utf16 {
  do_test badutf-1.10 {
    db2 eval {PRAGMA encoding=UTF16be}
    sqlite4_exec db2 {SELECT hex('%80') AS x}
  } {0 {x 0080}}
  do_test badutf-1.11 {
    sqlite4_exec db2 {SELECT hex('%81') AS x}
  } {0 {x 0081}}
  do_test badutf-1.12 {
    sqlite4_exec db2 {SELECT hex('%bf') AS x}
  } {0 {x 00bf}}
  do_test badutf-1.13 {
    sqlite4_exec db2 {SELECT hex('%c0') AS x}
  } {0 {x fffd}}
  do_test badutf-1.14 {
    sqlite4_exec db2 {SELECT hex('%c1') AS x}
  } {0 {x fffd}}
  do_test badutf-1.15 {
    sqlite4_exec db2 {SELECT hex('%c0%bf') AS x}
  } {0 {x fffd}}
  do_test badutf-1.16 {
    sqlite4_exec db2 {SELECT hex('%c1%bf') AS x}
  } {0 {x fffd}}
  do_test badutf-1.17 {
    sqlite4_exec db2 {SELECT hex('%c3%bf') AS x}
  } {0 {x 00ff}}
  do_test badutf-1.18 {
    sqlite4_exec db2 {SELECT hex('%e0') AS x}
  } {0 {x fffd}}
  do_test badutf-1.19 {
    sqlite4_exec db2 {SELECT hex('%f0') AS x}
  } {0 {x fffd}}
  do_test badutf-1.20 {
    sqlite4_exec db2 {SELECT hex('%ff') AS x}
  } {0 {x fffd}}
}


ifcapable bloblit {
  do_test badutf-2.1 {
    sqlite4_exec db {SELECT '%80'=CAST(x'80' AS text) AS x}
  } {0 {x 1}}
................................................................................
} {0 {x 6}}
do_test badutf-3.9 {
  sqlite4_exec db {SELECT length('%80%80%80%80%80%f0%80%80%80%ff') AS x}
} {0 {x 7}}

do_test badutf-4.1 {
  sqlite4_exec db {SELECT hex(trim('%80%80%80%f0%80%80%80%ff','%80%ff')) AS x}
} {0 {x f0}}
do_test badutf-4.2 {
  sqlite4_exec db {SELECT hex(ltrim('%80%80%80%f0%80%80%80%ff','%80%ff')) AS x}
} {0 {x f0808080ff}}
do_test badutf-4.3 {
  sqlite4_exec db {SELECT hex(rtrim('%80%80%80%f0%80%80%80%ff','%80%ff')) AS x}
} {0 {x 808080f0}}
do_test badutf-4.4 {
  sqlite4_exec db {SELECT hex(trim('%80%80%80%f0%80%80%80%ff','%ff%80')) AS x}
} {0 {x 808080f0808080ff}}
do_test badutf-4.5 {
  sqlite4_exec db {SELECT hex(trim('%ff%80%80%f0%80%80%80%ff','%ff%80')) AS x}
} {0 {x 80f0808080ff}}
do_test badutf-4.6 {
  sqlite4_exec db {SELECT hex(trim('%ff%80%f0%80%80%80%ff','%ff%80')) AS x}
} {0 {x f0808080ff}}
do_test badutf-4.7 {
  sqlite4_exec db {SELECT hex(trim('%ff%80%f0%80%80%80%ff','%ff%80%80')) AS x}
} {0 {x ff80f0808080ff}}

db2 close
finish_test

Changes to test/bind.test. 

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  sqlite4_reset $VM
  execsql {SELECT * FROM t1}
} {hello hello hello}
set enc [db eval {PRAGMA encoding}]
if {$enc=="UTF-8" || $enc==""} {
  do_test bind-6.5 {
    execsql {SELECT  hex(a), hex(b), hex(c) FROM t1}
  } {68656C6C6F00746865726500 68656C6C6F007468657265 68656C6C6F}
} elseif {$enc=="UTF-16le"} {
  do_test bind-6.5 {
    execsql {SELECT  hex(a), hex(b), hex(c) FROM t1}
  } {680065006C006C006F000000740068006500720065000000 680065006C006C006F00000074006800650072006500 680065006C006C006F00}
} elseif {$enc=="UTF-16be"} {
  do_test bind-6.5 {
    execsql {SELECT  hex(a), hex(b), hex(c) FROM t1}
  } {00680065006C006C006F0000007400680065007200650000 00680065006C006C006F000000740068006500720065 00680065006C006C006F}
} else {
  do_test bind-6.5 {
    set "Unknown database encoding: $::enc"
  } {}
}
do_test bind-6.6 {
  execsql {SELECT typeof(a), typeof(b), typeof(c) FROM t1}
................................................................................
    sqlite_step $VM N VALUES COLNAMES
    sqlite4_reset $VM
    execsql {SELECT * FROM t1}
  } {hi hi hi}
  if {$enc=="UTF-8"} {
    do_test bind-7.4 {
      execsql {SELECT hex(a), hex(b), hex(c) FROM t1}
    } {68690079616C6C00 68690079616C6C 6869}
  } elseif {$enc=="UTF-16le"} {
    do_test bind-7.4 {
      execsql {SELECT hex(a), hex(b), hex(c) FROM t1}
    } {680069000000790061006C006C000000 680069000000790061006C006C00 68006900}
  } elseif {$enc=="UTF-16be"} {
    do_test bind-7.4 {
      execsql {SELECT hex(a), hex(b), hex(c) FROM t1}
    } {00680069000000790061006C006C0000 00680069000000790061006C006C 00680069}
  }
  do_test bind-7.5 {
    execsql {SELECT typeof(a), typeof(b), typeof(c) FROM t1}
  } {text text text}
}
do_test bind-7.99 {
  execsql {DELETE FROM t1;}
................................................................................
    sqlite_bind  $VM 1 not-used blob10
    sqlite4_step $VM
    sqlite4_finalize $VM
    execsql {
      SELECT typeof(x), length(x), quote(x),
             length(cast(x AS BLOB)), quote(cast(x AS BLOB)) FROM t3
    }
  } {text 3 'abc' 10 X'6162630078797A007071'}
  do_test bind-12.2 {
    sqlite4_create_function $DB
    execsql {
      SELECT quote(cast(x_coalesce(x) AS blob)) FROM t3
    }
  } {X'6162630078797A007071'}
}

# Test the operation of sqlite4_clear_bindings
#
do_test bind-13.1 {
  set VM [sqlite4_prepare $DB {SELECT ?,?,?} -1 TAIL]
  sqlite4_step $VM








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  sqlite4_reset $VM
  execsql {SELECT * FROM t1}
} {hello hello hello}
set enc [db eval {PRAGMA encoding}]
if {$enc=="UTF-8" || $enc==""} {
  do_test bind-6.5 {
    execsql {SELECT  hex(a), hex(b), hex(c) FROM t1}
  } {68656c6c6f00746865726500 68656c6c6f007468657265 68656c6c6f}
} elseif {$enc=="UTF-16le"} {
  do_test bind-6.5 {
    execsql {SELECT  hex(a), hex(b), hex(c) FROM t1}
  } {680065006c006c006f000000740068006500720065000000 680065006c006c006f00000074006800650072006500 680065006c006c006f00}
} elseif {$enc=="UTF-16be"} {
  do_test bind-6.5 {
    execsql {SELECT  hex(a), hex(b), hex(c) FROM t1}
  } {00680065006c006c006f0000007400680065007200650000 00680065006c006c006f000000740068006500720065 00680065006c006c006f}
} else {
  do_test bind-6.5 {
    set "Unknown database encoding: $::enc"
  } {}
}
do_test bind-6.6 {
  execsql {SELECT typeof(a), typeof(b), typeof(c) FROM t1}
................................................................................
    sqlite_step $VM N VALUES COLNAMES
    sqlite4_reset $VM
    execsql {SELECT * FROM t1}
  } {hi hi hi}
  if {$enc=="UTF-8"} {
    do_test bind-7.4 {
      execsql {SELECT hex(a), hex(b), hex(c) FROM t1}
    } {68690079616c6c00 68690079616c6c 6869}
  } elseif {$enc=="UTF-16le"} {
    do_test bind-7.4 {
      execsql {SELECT hex(a), hex(b), hex(c) FROM t1}
    } {680069000000790061006c006c000000 680069000000790061006c006c00 68006900}
  } elseif {$enc=="UTF-16be"} {
    do_test bind-7.4 {
      execsql {SELECT hex(a), hex(b), hex(c) FROM t1}
    } {00680069000000790061006c006c0000 00680069000000790061006c006c 00680069}
  }
  do_test bind-7.5 {
    execsql {SELECT typeof(a), typeof(b), typeof(c) FROM t1}
  } {text text text}
}
do_test bind-7.99 {
  execsql {DELETE FROM t1;}
................................................................................
    sqlite_bind  $VM 1 not-used blob10
    sqlite4_step $VM
    sqlite4_finalize $VM
    execsql {
      SELECT typeof(x), length(x), quote(x),
             length(cast(x AS BLOB)), quote(cast(x AS BLOB)) FROM t3
    }
  } {text 3 'abc' 10 x'6162630078797a007071'}
  do_test bind-12.2 {
    sqlite4_create_function $DB
    execsql {
      SELECT quote(cast(x_coalesce(x) AS blob)) FROM t3
    }
  } {x'6162630078797a007071'}
}

# Test the operation of sqlite4_clear_bindings
#
do_test bind-13.1 {
  set VM [sqlite4_prepare $DB {SELECT ?,?,?} -1 TAIL]
  sqlite4_step $VM

Changes to test/substr.test. 

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subblob-test 3.12 61626364656667 200 100 {}

# If these blobs were strings, then they would contain multi-byte
# characters.  But since they are blobs, the substr indices refer
# to bytes.
#
subblob-test 4.1 61E188B462E28D8563E3919663 1 1 61
subblob-test 4.2 61E188B462E28D8563E3919663 2 1 E1
subblob-test 4.3 61E188B462E28D8563E3919663 1 2 61E1
subblob-test 4.4 61E188B462E28D8563E3919663 -2 1 96
subblob-test 4.5 61E188B462E28D8563E3919663 -5 4 63E39196
subblob-test 4.6 61E188B462E28D8563E3919663 -100 98 61E188B462E28D8563E391 

# Two-argument SUBSTR
#
proc substr-2-test {id string idx result} {
  db eval {
    DELETE FROM t1;
    INSERT INTO t1(t) VALUES($string)








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subblob-test 3.12 61626364656667 200 100 {}

# If these blobs were strings, then they would contain multi-byte
# characters.  But since they are blobs, the substr indices refer
# to bytes.
#
subblob-test 4.1 61E188B462E28D8563E3919663 1 1 61
subblob-test 4.2 61E188B462E28D8563E3919663 2 1 e1
subblob-test 4.3 61E188B462E28D8563E3919663 1 2 61e1
subblob-test 4.4 61E188B462E28D8563E3919663 -2 1 96
subblob-test 4.5 61E188B462E28D8563E3919663 -5 4 63e39196
subblob-test 4.6 61E188B462E28D8563E3919663 -100 98 61e188b462e28d8563e391 

# Two-argument SUBSTR
#
proc substr-2-test {id string idx result} {
  db eval {
    DELETE FROM t1;
    INSERT INTO t1(t) VALUES($string)

Changes to test/tkt-3fe897352e.test. 

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  sqlite4 db :memory:
  db eval {
    PRAGMA encoding=UTF8;
    CREATE TABLE t1(x);
    INSERT INTO t1 VALUES(hex_to_utf16be('D800'));
    SELECT hex(x) FROM t1;
  }
} {EDA080}
do_test tkt-3fe89-1.2 {
  db eval {
    DELETE FROM t1;
    INSERT INTO t1 VALUES(hex_to_utf16le('00D8'));
    SELECT hex(x) FROM t1;
  }
} {EDA080}
do_test tkt-3fe89-1.3 {
  db eval {
    DELETE FROM t1;
    INSERT INTO t1 VALUES(hex_to_utf16be('DFFF'));
    SELECT hex(x) FROM t1;
  }
} {EDBFBF}
do_test tkt-3fe89-1.4 {
  db eval {
    DELETE FROM t1;
    INSERT INTO t1 VALUES(hex_to_utf16le('FFDF'));
    SELECT hex(x) FROM t1;
  }
} {EDBFBF}


finish_test








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  sqlite4 db :memory:
  db eval {
    PRAGMA encoding=UTF8;
    CREATE TABLE t1(x);
    INSERT INTO t1 VALUES(hex_to_utf16be('D800'));
    SELECT hex(x) FROM t1;
  }
} {eda080}
do_test tkt-3fe89-1.2 {
  db eval {
    DELETE FROM t1;
    INSERT INTO t1 VALUES(hex_to_utf16le('00D8'));
    SELECT hex(x) FROM t1;
  }
} {eda080}
do_test tkt-3fe89-1.3 {
  db eval {
    DELETE FROM t1;
    INSERT INTO t1 VALUES(hex_to_utf16be('DFFF'));
    SELECT hex(x) FROM t1;
  }
} {edbfbf}
do_test tkt-3fe89-1.4 {
  db eval {
    DELETE FROM t1;
    INSERT INTO t1 VALUES(hex_to_utf16le('FFDF'));
    SELECT hex(x) FROM t1;
  }
} {edbfbf}


finish_test

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