* Contribution by Silvio Clecio to make writing extensions possible

git-svn-id: trunk@40608 -
This commit is contained in:
michael 2018-12-21 23:06:14 +00:00
parent e2ff02a0f5
commit f5a1fce16f
3 changed files with 317 additions and 1 deletions

1
.gitattributes vendored
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@ -7667,6 +7667,7 @@ packages/sqlite/src/sqlite3.inc svneol=native#text/plain
packages/sqlite/src/sqlite3.pp svneol=native#text/plain
packages/sqlite/src/sqlite3db.pas svneol=native#text/x-pascal
packages/sqlite/src/sqlite3dyn.pp svneol=native#text/plain
packages/sqlite/src/sqlite3ext.pp svneol=native#text/plain
packages/sqlite/src/sqlitedb.pas svneol=native#text/plain
packages/sqlite/tests/test.pas svneol=native#text/plain
packages/sqlite/tests/testapiv3x.README svneol=native#text/plain

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@ -47,7 +47,9 @@ begin
AddUnit('sqlite');
end;
T:=P.Targets.AddUnit('sqlite.pp');
T:=P.Targets.AddUnit('sqlite3ext.pp');
T.Dependencies.AddUnit('sqlite');
P.ExamplePath.Add('tests/');
P.Targets.AddExampleProgram('testapiv3x.pp');
P.Targets.AddExampleProgram('test.pas');

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@ -0,0 +1,313 @@
{
This file is part of the Free Pascal Classes Library (FCL).
Copyright (C) 2018 Silvio Clecio (silvioprog) member of
the Free Pascal development team.
This unit file defines the SQLite interface for use by
shared libraries that want to be imported as extensions
into a SQLite instance.
See the file COPYING.FPC, included in this distribution,
for details about the copyright.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
}
unit SQLite3Ext;
{$mode objfpc}{$h+}
interface
uses
ctypes,
sqlite3;
{$packrecords c}
type
Ppcchar = ^pcchar;
PPpcchar = ^Ppcchar;
va_list = type Pointer;
xCallback = function (_para1:cunsigned; _para2:pointer; _para3:pointer; _para4:pointer):cint;cdecl;
Psqlite3_api_routines = ^sqlite3_api_routines;
(*
** The following structure holds pointers to all of the SQLite API
** routines.
**
** WARNING: In order to maintain backwards compatibility, add new
** interfaces to the end of this structure only. If you insert new
** interfaces in the middle of this structure, then older different
** versions of SQLite will not be able to load each other's shared
** libraries!
*)
sqlite3_api_routines = record
aggregate_context : function (_para1:Psqlite3_context; nBytes:cint):pointer;cdecl;
aggregate_count : function (_para1:Psqlite3_context):cint;cdecl;
bind_blob : function (_para1:Psqlite3_stmt; _para2:cint; _para3:pointer; n:cint; _para5:sqlite3_destructor_type):cint;cdecl;
bind_double : function (_para1:Psqlite3_stmt; _para2:cint; _para3:double):cint;cdecl;
bind_int : function (_para1:Psqlite3_stmt; _para2:cint; _para3:cint):cint;cdecl;
bind_int64 : function (_para1:Psqlite3_stmt; _para2:cint; _para3:sqlite_int64):cint;cdecl;
bind_null : function (_para1:Psqlite3_stmt; _para2:cint):cint;cdecl;
bind_parameter_count : function (_para1:Psqlite3_stmt):cint;cdecl;
bind_parameter_index : function (_para1:Psqlite3_stmt; zName:pcchar):cint;cdecl;
bind_parameter_name : function (_para1:Psqlite3_stmt; _para2:cint):pcchar;cdecl;
bind_text : function (_para1:Psqlite3_stmt; _para2:cint; _para3:pcchar; n:cint; _para5:sqlite3_destructor_type):cint;cdecl;
bind_text16 : function (_para1:Psqlite3_stmt; _para2:cint; _para3:pointer; _para4:cint; _para5:sqlite3_destructor_type):cint;cdecl;
bind_value : function (_para1:Psqlite3_stmt; _para2:cint; _para3:Psqlite3_value):cint;cdecl;
busy_handler : function (_para1:Psqlite3; _para2:busyhandler_callback; _para3:pointer):cint;cdecl;
busy_timeout : function (_para1:Psqlite3; ms:cint):cint;cdecl;
changes : function (_para1:Psqlite3):cint;cdecl;
close : function (_para1:Psqlite3):cint;cdecl;
collation_needed : function (_para1:Psqlite3; _para2:pointer; _para3:collation_needed_cb):cint;cdecl;
collation_needed16 : function (_para1:Psqlite3; _para2:pointer; _para3:collation_needed_cb):cint;cdecl;
column_blob : function (_para1:Psqlite3_stmt; iCol:cint):pointer;cdecl;
column_bytes : function (_para1:Psqlite3_stmt; iCol:cint):cint;cdecl;
column_bytes16 : function (_para1:Psqlite3_stmt; iCol:cint):cint;cdecl;
column_count : function (pStmt:Psqlite3_stmt):cint;cdecl;
column_database_name : function (_para1:Psqlite3_stmt; _para2:cint):pcchar;cdecl;
column_database_name16 : function (_para1:Psqlite3_stmt; _para2:cint):pointer;cdecl;
column_decltype : function (_para1:Psqlite3_stmt; i:cint):pcchar;cdecl;
column_decltype16 : function (_para1:Psqlite3_stmt; _para2:cint):pointer;cdecl;
column_double : function (_para1:Psqlite3_stmt; iCol:cint):double;cdecl;
column_int : function (_para1:Psqlite3_stmt; iCol:cint):cint;cdecl;
column_int64 : function (_para1:Psqlite3_stmt; iCol:cint):sqlite_int64;cdecl;
column_name : function (_para1:Psqlite3_stmt; _para2:cint):pcchar;cdecl;
column_name16 : function (_para1:Psqlite3_stmt; _para2:cint):pointer;cdecl;
column_origin_name : function (_para1:Psqlite3_stmt; _para2:cint):pcchar;cdecl;
column_origin_name16 : function (_para1:Psqlite3_stmt; _para2:cint):pointer;cdecl;
column_table_name : function (_para1:Psqlite3_stmt; _para2:cint):pcchar;cdecl;
column_table_name16 : function (_para1:Psqlite3_stmt; _para2:cint):pointer;cdecl;
column_text : function (_para1:Psqlite3_stmt; iCol:cint):pcuchar;cdecl;
column_text16 : function (_para1:Psqlite3_stmt; iCol:cint):pointer;cdecl;
column_type : function (_para1:Psqlite3_stmt; iCol:cint):cint;cdecl;
column_value : function (_para1:Psqlite3_stmt; iCol:cint):Psqlite3_value;cdecl;
commit_hook : function (_para1:Psqlite3; _para2:commit_callback; _para3:pointer):pointer;cdecl;
complete : function (sql:pcchar):cint;cdecl;
complete16 : function (sql:pointer):cint;cdecl;
create_collation : function (_para1:Psqlite3; _para2:pcchar; _para3:cint; _para4:pointer; _para5:xCompare):cint;cdecl;
create_collation16 : function (_para1:Psqlite3; _para2:pointer; _para3:cint; _para4:pointer; _para5:xCompare):cint;cdecl;
create_function : function (_para1:Psqlite3; _para2:pcchar; _para3:cint; _para4:cint; _para5:pointer;
xFunc:xFunc; xStep:xStep; xFinal:xFinal):cint;cdecl;
create_function16 : function (_para1:Psqlite3; _para2:pointer; _para3:cint; _para4:cint; _para5:pointer;
xFunc:xFunc; xStep:xStep; xFinal:xFinal):cint;cdecl;
create_module : function (_para1:Psqlite3; _para2:pcchar; _para3:Psqlite3_module; _para4:pointer):cint;cdecl;
data_count : function (pStmt:Psqlite3_stmt):cint;cdecl;
db_handle : function (_para1:Psqlite3_stmt):Psqlite3;cdecl;
declare_vtab : function (_para1:Psqlite3; _para2:pcchar):cint;cdecl;
enable_shared_cache : function (_para1:cint):cint;cdecl;
errcode : function (db:Psqlite3):cint;cdecl;
errmsg : function (_para1:Psqlite3):pcchar;cdecl;
errmsg16 : function (_para1:Psqlite3):pointer;cdecl;
exec : function (_para1:Psqlite3; _para2:pcchar; _para3:sqlite3_callback; _para4:pointer; _para5:Ppcchar):cint;cdecl;
expired : function (_para1:Psqlite3_stmt):cint;cdecl;
finalize : function (pStmt:Psqlite3_stmt):cint;cdecl;
free : procedure;cdecl;
free_table : procedure (result:Ppcchar);cdecl;
get_autocommit : function (_para1:Psqlite3):cint;cdecl;
get_auxdata : function (_para1:Psqlite3_context; _para2:cint):pointer;cdecl;
get_table : function (_para1:Psqlite3; _para2:pcchar; _para3:PPpcchar; _para4:pcint; _para5:pcint;
_para6:Ppcchar):cint;cdecl;
global_recover : function :cint;cdecl;
interruptx : procedure (_para1:Psqlite3);cdecl;
last_insert_rowid : function (_para1:Psqlite3):sqlite_int64;cdecl;
libversion : function :pcchar;cdecl;
libversion_number : function :cint;cdecl;
malloc : function (_para1:cint):pointer;cdecl;
mprintf : function (_para1:pcchar; args:array of const):pcchar;cdecl;
open : function (_para1:pcchar; _para2:PPsqlite3):cint;cdecl;
open16 : function (_para1:pointer; _para2:PPsqlite3):cint;cdecl;
prepare : function (_para1:Psqlite3; _para2:pcchar; _para3:cint; _para4:PPsqlite3_stmt; _para5:Ppcchar):cint;cdecl;
prepare16 : function (_para1:Psqlite3; _para2:pointer; _para3:cint; _para4:PPsqlite3_stmt; _para5:Ppointer):cint;cdecl;
profile : function (_para1:Psqlite3; _para2:xProfile; _para3:pointer):pointer;cdecl;
progress_handler : procedure (_para1:Psqlite3; _para2:cint; _para3:commit_callback; _para4:pointer);cdecl;
realloc : function:pointer;cdecl;
reset : function (pStmt:Psqlite3_stmt):cint;cdecl;
result_blob : procedure (_para1:Psqlite3_context; _para2:pointer; _para3:cint; _para4:sqlite3_destructor_type);cdecl;
result_double : procedure (_para1:Psqlite3_context; _para2:double);cdecl;
result_error : procedure (_para1:Psqlite3_context; _para2:pcchar; _para3:cint);cdecl;
result_error16 : procedure (_para1:Psqlite3_context; _para2:pointer; _para3:cint);cdecl;
result_int : procedure (_para1:Psqlite3_context; _para2:cint);cdecl;
result_int64 : procedure (_para1:Psqlite3_context; _para2:sqlite_int64);cdecl;
result_null : procedure (_para1:Psqlite3_context);cdecl;
result_text : procedure (_para1:Psqlite3_context; _para2:pcchar; _para3:cint; _para4:sqlite3_destructor_type);cdecl;
result_text16 : procedure (_para1:Psqlite3_context; _para2:pointer; _para3:cint; _para4:sqlite3_destructor_type);cdecl;
result_text16be : procedure (_para1:Psqlite3_context; _para2:pointer; _para3:cint; _para4:sqlite3_destructor_type);cdecl;
result_text16le : procedure (_para1:Psqlite3_context; _para2:pointer; _para3:cint; _para4:sqlite3_destructor_type);cdecl;
result_value : procedure (_para1:Psqlite3_context; _para2:Psqlite3_value);cdecl;
rollback_hook : function (_para1:Psqlite3; _para2:sqlite3_destructor_type; _para3:pointer):pointer;cdecl;
set_authorizer : function (_para1:Psqlite3; _para2:xAuth; _para3:pointer):cint;cdecl;
set_auxdata : procedure (_para1:Psqlite3_context; _para2:cint; _para3:pointer; _para4:sqlite3_destructor_type);cdecl;
xsnprintf : function (_para1:cint; _para2:pcchar; _para3:pcchar; args:array of const):pcchar;cdecl;
step : function (_para1:Psqlite3_stmt):cint;cdecl;
table_column_metadata : function (_para1:Psqlite3; _para2:pcchar; _para3:pcchar; _para4:pcchar; _para5:Ppcchar;
_para6:Ppcchar; _para7:pcint; _para8:pcint; _para9:pcint):cint;cdecl;
thread_cleanup : procedure ;cdecl;
total_changes : function (_para1:Psqlite3):cint;cdecl;
trace : function (_para1:Psqlite3; xTrace:xTrace; _para3:pointer):pointer;cdecl;
transfer_bindings : function (_para1:Psqlite3_stmt; _para2:Psqlite3_stmt):cint;cdecl;
update_hook : function (_para1:Psqlite3; _para2:update_callback; _para3:pointer):pointer;cdecl;
user_data : function (_para1:Psqlite3_context):pointer;cdecl;
value_blob : function (_para1:Psqlite3_value):pointer;cdecl;
value_bytes : function (_para1:Psqlite3_value):cint;cdecl;
value_bytes16 : function (_para1:Psqlite3_value):cint;cdecl;
value_double : function (_para1:Psqlite3_value):double;cdecl;
value_int : function (_para1:Psqlite3_value):cint;cdecl;
value_int64 : function (_para1:Psqlite3_value):sqlite_int64;cdecl;
value_numeric_type : function (_para1:Psqlite3_value):cint;cdecl;
value_text : function (_para1:Psqlite3_value):pcuchar;cdecl;
value_text16 : function (_para1:Psqlite3_value):pointer;cdecl;
value_text16be : function (_para1:Psqlite3_value):pointer;cdecl;
value_text16le : function (_para1:Psqlite3_value):pointer;cdecl;
value_type : function (_para1:Psqlite3_value):cint;cdecl;
vmprintf : function (_para1:pcchar; _para2:va_list):pcchar;cdecl;
overload_function : function (_para1:Psqlite3; zFuncName:pcchar; nArg:cint):cint;cdecl;
prepare_v2 : function (_para1:Psqlite3; _para2:pcchar; _para3:cint; _para4:PPsqlite3_stmt; _para5:Ppcchar):cint;cdecl;
prepare16_v2 : function (_para1:Psqlite3; _para2:pointer; _para3:cint; _para4:PPsqlite3_stmt; _para5:Ppointer):cint;cdecl;
clear_bindings : function (_para1:Psqlite3_stmt):cint;cdecl;
create_module_v2 : function (_para1:Psqlite3; _para2:pcchar; _para3:Psqlite3_module; _para4:pointer; xDestroy:sqlite3_destructor_type):cint;cdecl;
bind_zeroblob : function (_para1:Psqlite3_stmt; _para2:cint; _para3:cint):cint;cdecl;
blob_bytes : function (_para1:Psqlite3_blob):cint;cdecl;
blob_close : function (_para1:Psqlite3_blob):cint;cdecl;
blob_open : function (_para1:Psqlite3; _para2:pcchar; _para3:pcchar; _para4:pcchar; _para5:sqlite3_int64;
_para6:cint; _para7:PPsqlite3_blob):cint;cdecl;
blob_read : function (_para1:Psqlite3_blob; _para2:pointer; _para3:cint; _para4:cint):cint;cdecl;
blob_write : function (_para1:Psqlite3_blob; _para2:pointer; _para3:cint; _para4:cint):cint;cdecl;
create_collation_v2 : function (_para1:Psqlite3; _para2:pcchar; _para3:cint; _para4:pointer; _para5:xCompare;
_para6:sqlite3_destructor_type):cint;cdecl;
file_control : function (_para1:Psqlite3; _para2:pcchar; _para3:cint; _para4:pointer):cint;cdecl;
memory_highwater : function (_para1:cint):sqlite3_int64;cdecl;
memory_used : function :sqlite3_int64;cdecl;
mutex_alloc : function (_para1:cint):Psqlite3_mutex;cdecl;
mutex_enter : procedure (_para1:Psqlite3_mutex);cdecl;
mutex_free : procedure (_para1:Psqlite3_mutex);cdecl;
mutex_leave : procedure (_para1:Psqlite3_mutex);cdecl;
mutex_try : function (_para1:Psqlite3_mutex):cint;cdecl;
open_v2 : function (_para1:pcchar; _para2:PPsqlite3; _para3:cint; _para4:pcchar):cint;cdecl;
release_memory : function (_para1:cint):cint;cdecl;
result_error_nomem : procedure (_para1:Psqlite3_context);cdecl;
result_error_toobig : procedure (_para1:Psqlite3_context);cdecl;
sleep : function (_para1:cint):cint;cdecl;
soft_heap_limit : procedure (_para1:cint);cdecl;
vfs_find : function (_para1:pcchar):Psqlite3_vfs;cdecl;
vfs_register : function (_para1:Psqlite3_vfs; _para2:cint):cint;cdecl;
vfs_unregister : function (_para1:Psqlite3_vfs):cint;cdecl;
xthreadsafe : function :cint;cdecl;
result_zeroblob : procedure (_para1:Psqlite3_context; _para2:cint);cdecl;
result_error_code : procedure (_para1:Psqlite3_context; _para2:cint);cdecl;
test_control : function (_para1:cint; args:array of const):cint;cdecl;
randomness : procedure (_para1:cint; _para2:pointer);cdecl;
context_db_handle : function (_para1:Psqlite3_context):Psqlite3;cdecl;
extended_result_codes : function (_para1:Psqlite3; _para2:cint):cint;cdecl;
limit : function (_para1:Psqlite3; _para2:cint; _para3:cint):cint;cdecl;
next_stmt : function (_para1:Psqlite3; _para2:Psqlite3_stmt):Psqlite3_stmt;cdecl;
sql : function (_para1:Psqlite3_stmt):pcchar;cdecl;
status : function (_para1:cint; _para2:pcint; _para3:pcint; _para4:cint):cint;cdecl;
backup_finish : function (_para1:Psqlite3backup):cint;cdecl;
backup_init : function (_para1:Psqlite3; _para2:pcchar; _para3:Psqlite3; _para4:pcchar):Psqlite3backup;cdecl;
backup_pagecount : function (_para1:Psqlite3backup):cint;cdecl;
backup_remaining : function (_para1:Psqlite3backup):cint;cdecl;
backup_step : function (_para1:Psqlite3backup; _para2:cint):cint;cdecl;
compileoption_get : function (_para1:cint):pcchar;cdecl;
compileoption_used : function (_para1:pcchar):cint;cdecl;
create_function_v2 : function (_para1:Psqlite3; _para2:pcchar; _para3:cint; _para4:cint; _para5:pointer;
xFunc:xFunc; xStep:xStep; xFinal:xFinal; xDestroy:sqlite3_destructor_type):cint;cdecl;
db_config : function (_para1:Psqlite3; _para2:cint; args:array of const):cint;cdecl;
db_mutex : function (_para1:Psqlite3):Psqlite3_mutex;cdecl;
db_status : function (_para1:Psqlite3; _para2:cint; _para3:pcint; _para4:pcint; _para5:cint):cint;cdecl;
extended_errcode : function (_para1:Psqlite3):cint;cdecl;
log : procedure (_para1:cint; _para2:pcchar; args:array of const);cdecl;
soft_heap_limit64 : function (_para1:sqlite3_int64):sqlite3_int64;cdecl;
sourceid : function :pcchar;cdecl;
stmt_status : function (_para1:Psqlite3_stmt; _para2:cint; _para3:cint):cint;cdecl;
strnicmp : function (_para1:pcchar; _para2:pcchar; _para3:cint):cint;cdecl;
unlock_notify : function (_para1:Psqlite3; _para2:xNotifycb; _para3:pointer):cint;cdecl;
wal_autocheckpoint : function (_para1:Psqlite3; _para2:cint):cint;cdecl;
wal_checkpoint : function (_para1:Psqlite3; _para2:pcchar):cint;cdecl;
wal_hook : function (_para1:Psqlite3; _para2:wal_hook_cb; _para3:pointer):pointer;cdecl;
blob_reopen : function (_para1:Psqlite3_blob; _para2:sqlite3_int64):cint;cdecl;
vtab_config : function (_para1:Psqlite3; op:cint; args:array of const):cint;cdecl;
vtab_on_conflict : function (_para1:Psqlite3):cint;cdecl;
close_v2 : function (_para1:Psqlite3):cint;cdecl;
db_filename : function (_para1:Psqlite3; _para2:pcchar):pcchar;cdecl;
db_readonly : function (_para1:Psqlite3; _para2:pcchar):cint;cdecl;
db_release_memory : function (_para1:Psqlite3):cint;cdecl;
errstr : function (_para1:cint):pcchar;cdecl;
stmt_busy : function (_para1:Psqlite3_stmt):cint;cdecl;
stmt_readonly : function (_para1:Psqlite3_stmt):cint;cdecl;
stricmp : function (_para1:pcchar; _para2:pcchar):cint;cdecl;
uri_boolean : function (_para1:pcchar; _para2:pcchar; _para3:cint):cint;cdecl;
uri_int64 : function (_para1:pcchar; _para2:pcchar; _para3:sqlite3_int64):sqlite3_int64;cdecl;
uri_parameter : function (_para1:pcchar; _para2:pcchar):pcchar;cdecl;
xvsnprintf : function (_para1:cint; _para2:pcchar; _para3:pcchar; _para4:va_list):pcchar;cdecl;
wal_checkpoint_v2 : function (_para1:Psqlite3; _para2:pcchar; _para3:cint; _para4:pcint; _para5:pcint):cint;cdecl;
auto_extension : function (_para1:pointer ):cint;cdecl;
bind_blob64 : function (_para1:Psqlite3_stmt; _para2:cint; _para3:pointer; _para4:sqlite3_uint64; _para5:sqlite3_destructor_type):cint;cdecl;
bind_text64 : function (_para1:Psqlite3_stmt; _para2:cint; _para3:pcchar; _para4:sqlite3_uint64; _para5:sqlite3_destructor_type;
_para6:cuchar):cint;cdecl;
cancel_auto_extension : function (_para1:pointer ):cint;cdecl;
load_extension : function (_para1:Psqlite3; _para2:pcchar; _para3:pcchar; _para4:Ppcchar):cint;cdecl;
malloc64 : function (_para1:sqlite3_uint64):pointer;cdecl;
msize : function (_para1:pointer):sqlite3_uint64;cdecl;
realloc64 : function (_para1:pointer; _para2:sqlite3_uint64):pointer;cdecl;
reset_auto_extension : procedure ;cdecl;
result_blob64 : procedure (_para1:Psqlite3_context; _para2:pointer; _para3:sqlite3_uint64; _para4:sqlite3_destructor_type);cdecl;
result_text64 : procedure (_para1:Psqlite3_context; _para2:pcchar; _para3:sqlite3_uint64; _para4:sqlite3_destructor_type; _para5:cuchar);cdecl;
strglob : function (_para1:pcchar; _para2:pcchar):cint;cdecl;
value_dup : function (_para1:Psqlite3_value):Psqlite3_value;cdecl;
value_free : procedure (_para1:Psqlite3_value);cdecl;
result_zeroblob64 : function (_para1:Psqlite3_context; _para2:sqlite3_uint64):cint;cdecl;
bind_zeroblob64 : function (_para1:Psqlite3_stmt; _para2:cint; _para3:sqlite3_uint64):cint;cdecl;
value_subtype : function (_para1:Psqlite3_value):cuint;cdecl;
result_subtype : procedure (_para1:Psqlite3_context; _para2:cuint);cdecl;
status64 : function (_para1:cint; _para2:Psqlite3_int64; _para3:Psqlite3_int64; _para4:cint):cint;cdecl;
strlike : function (_para1:pcchar; _para2:pcchar; _para3:cuint):cint;cdecl;
db_cacheflush : function (_para1:Psqlite3):cint;cdecl;
system_errno : function (_para1:Psqlite3):cint;cdecl;
trace_v2 : function (_para1:Psqlite3; _para2:cunsigned; _para3:xCallback; _para4:pointer):cint;cdecl;
expanded_sql : function (_para1:Psqlite3_stmt):pcchar;cdecl;
set_last_insert_rowid : procedure (_para1:Psqlite3; _para2:sqlite3_int64);cdecl;
prepare_v3 : function (_para1:Psqlite3; _para2:pcchar; _para3:cint; _para4:cuint; _para5:PPsqlite3_stmt;
_para6:Ppcchar):cint;cdecl;
prepare16_v3 : function (_para1:Psqlite3; _para2:pointer; _para3:cint; _para4:cuint; _para5:PPsqlite3_stmt;
_para6:Ppointer):cint;cdecl;
bind_pointer : function (_para1:Psqlite3_stmt; _para2:cint; _para3:pointer; _para4:pcchar; _para5:sqlite3_destructor_type):cint;cdecl;
result_pointer : procedure (_para1:Psqlite3_context; _para2:pointer; _para3:pcchar; _para4:sqlite3_destructor_type);cdecl;
value_pointer : function (_para1:Psqlite3_value; _para2:pcchar):pointer;cdecl;
vtab_nochange : function (_para1:Psqlite3_context):cint;cdecl;
value_nochange : function (_para1:Psqlite3_value):cint;cdecl;
vtab_collation : function (_para1:Psqlite3_index_info; _para2:cint):pcchar;cdecl;
end;
// These are no-ops.
procedure SQLITE_EXTENSION_INIT1;
procedure SQLITE_EXTENSION_INIT3;
// This is actually unnecessary, but is provided for compatibility with sqlite3ext tutorial.
Var
sqlite3_api : Psqlite3_api_routines;
procedure SQLITE_EXTENSION_INIT2(v: Psqlite3_api_routines);
implementation
procedure SQLITE_EXTENSION_INIT1;
begin
end;
procedure SQLITE_EXTENSION_INIT2(v: Psqlite3_api_routines);
begin
sqlite3_api:=v;
end;
procedure SQLITE_EXTENSION_INIT3;
begin
end;
end.