POid = ptr Oid

Oid = int32

SockAddr = array[1 .. 112, int8]

PGresAttDesc {...}{.pure, final.} = object
  name*: cstring
  adtid*: Oid
  adtsize*: int

PPGresAttDesc = ptr PGresAttDesc

PPPGresAttDesc = ptr PPGresAttDesc

PGresAttValue {...}{.pure, final.} = object
  length*: int32
  value*: cstring

PPGresAttValue = ptr PGresAttValue

PPPGresAttValue = ptr PPGresAttValue

PExecStatusType = ptr ExecStatusType

ExecStatusType = enum
  PGRES_EMPTY_QUERY = 0, PGRES_COMMAND_OK, PGRES_TUPLES_OK, PGRES_COPY_OUT,
  PGRES_COPY_IN, PGRES_BAD_RESPONSE, PGRES_NONFATAL_ERROR, PGRES_FATAL_ERROR

PGlobjfuncs {...}{.pure, final.} = object
  fn_lo_open*: Oid
  fn_lo_close*: Oid
  fn_lo_creat*: Oid
  fn_lo_unlink*: Oid
  fn_lo_lseek*: Oid
  fn_lo_tell*: Oid
  fn_lo_read*: Oid
  fn_lo_write*: Oid

PPGlobjfuncs = ptr PGlobjfuncs

PConnStatusType = ptr ConnStatusType

ConnStatusType = enum
  CONNECTION_OK, CONNECTION_BAD, CONNECTION_STARTED, CONNECTION_MADE,
  CONNECTION_AWAITING_RESPONSE, CONNECTION_AUTH_OK, CONNECTION_SETENV,
  CONNECTION_SSL_STARTUP, CONNECTION_NEEDED

PGconn {...}{.pure, final.} = object
  pghost*: cstring
  pgtty*: cstring
  pgport*: cstring
  pgoptions*: cstring
  dbName*: cstring
  status*: ConnStatusType
  errorMessage*: array[0 .. 4096 - 1, char]
  Pfin*: File
  Pfout*: File
  Pfdebug*: File
  sock*: int32
  laddr*: SockAddr
  raddr*: SockAddr
  salt*: array[0 .. 2 - 1, char]
  asyncNotifyWaiting*: int32
  notifyList*: pointer
  pguser*: cstring
  pgpass*: cstring
  lobjfuncs*: PPGlobjfuncs

PPGconn = ptr PGconn

PGresult {...}{.pure, final.} = object
  ntups*: int32
  numAttributes*: int32
  attDescs*: PPGresAttDesc
  tuples*: PPPGresAttValue
  tupArrSize*: int32
  resultStatus*: ExecStatusType
  cmdStatus*: array[0 .. 40 - 1, char]
  binary*: int32
  conn*: PPGconn

PPGresult = ptr PGresult

PPostgresPollingStatusType = ptr PostgresPollingStatusType

PostgresPollingStatusType = enum
  PGRES_POLLING_FAILED = 0, PGRES_POLLING_READING, PGRES_POLLING_WRITING,
  PGRES_POLLING_OK, PGRES_POLLING_ACTIVE

PPGTransactionStatusType = ptr PGTransactionStatusType

PGTransactionStatusType = enum
  PQTRANS_IDLE, PQTRANS_ACTIVE, PQTRANS_INTRANS, PQTRANS_INERROR, PQTRANS_UNKNOWN

PPGVerbosity = ptr PGVerbosity

PGVerbosity = enum
  PQERRORS_TERSE, PQERRORS_DEFAULT, PQERRORS_VERBOSE

PPGNotify = ptr pgNotify

pgNotify {...}{.pure, final.} = object
  relname*: cstring
  be_pid*: int32
  extra*: cstring

PQnoticeReceiver = proc (arg: pointer; res: PPGresult) {...}{.cdecl.}

PQnoticeProcessor = proc (arg: pointer; message: cstring) {...}{.cdecl.}

Ppqbool = ptr pqbool

pqbool = char

PPQprintOpt = ptr PQprintOpt

PQprintOpt {...}{.pure, final.} = object
  header*: pqbool
  align*: pqbool
  standard*: pqbool
  html3*: pqbool
  expanded*: pqbool
  pager*: pqbool
  fieldSep*: cstring
  tableOpt*: cstring
  caption*: cstring
  fieldName*: ptr cstring

PPQconninfoOption = ptr PQconninfoOption

PQconninfoOption {...}{.pure, final.} = object
  keyword*: cstring
  envvar*: cstring
  compiled*: cstring
  val*: cstring
  label*: cstring
  dispchar*: cstring
  dispsize*: int32

PPQArgBlock = ptr PQArgBlock

PQArgBlock {...}{.pure, final.} = object
  length*: int32
  isint*: int32
  p*: pointer

ERROR_MSG_LENGTH = 4096

CMDSTATUS_LEN = 40

proc pqinitOpenSSL(do_ssl: int32; do_crypto: int32) {...}{.cdecl, dynlib: dllName,
    importc: "PQinitOpenSSL".}

proc pqconnectStart(conninfo: cstring): PPGconn {...}{.cdecl, dynlib: dllName,
    importc: "PQconnectStart".}

proc pqconnectPoll(conn: PPGconn): PostgresPollingStatusType {...}{.cdecl,
    dynlib: dllName, importc: "PQconnectPoll".}

proc pqconnectdb(conninfo: cstring): PPGconn {...}{.cdecl, dynlib: dllName,
    importc: "PQconnectdb".}

proc pqsetdbLogin(pghost: cstring; pgport: cstring; pgoptions: cstring; pgtty: cstring;
                 dbName: cstring; login: cstring; pwd: cstring): PPGconn {...}{.cdecl,
    dynlib: dllName, importc: "PQsetdbLogin".}

proc pqfinish(conn: PPGconn) {...}{.cdecl, dynlib: dllName, importc: "PQfinish".}

proc pqconndefaults(): PPQconninfoOption {...}{.cdecl, dynlib: dllName,
                                        importc: "PQconndefaults".}

proc pqconninfoFree(connOptions: PPQconninfoOption) {...}{.cdecl, dynlib: dllName,
    importc: "PQconninfoFree".}

proc pqresetStart(conn: PPGconn): int32 {...}{.cdecl, dynlib: dllName,
                                      importc: "PQresetStart".}

proc pqresetPoll(conn: PPGconn): PostgresPollingStatusType {...}{.cdecl, dynlib: dllName,
    importc: "PQresetPoll".}

proc pqreset(conn: PPGconn) {...}{.cdecl, dynlib: dllName, importc: "PQreset".}

proc pqrequestCancel(conn: PPGconn): int32 {...}{.cdecl, dynlib: dllName,
    importc: "PQrequestCancel".}

proc pqdb(conn: PPGconn): cstring {...}{.cdecl, dynlib: dllName, importc: "PQdb".}

proc pquser(conn: PPGconn): cstring {...}{.cdecl, dynlib: dllName, importc: "PQuser".}

proc pqpass(conn: PPGconn): cstring {...}{.cdecl, dynlib: dllName, importc: "PQpass".}

proc pqhost(conn: PPGconn): cstring {...}{.cdecl, dynlib: dllName, importc: "PQhost".}

proc pqport(conn: PPGconn): cstring {...}{.cdecl, dynlib: dllName, importc: "PQport".}

proc pqtty(conn: PPGconn): cstring {...}{.cdecl, dynlib: dllName, importc: "PQtty".}

proc pqoptions(conn: PPGconn): cstring {...}{.cdecl, dynlib: dllName, importc: "PQoptions".}

proc pqstatus(conn: PPGconn): ConnStatusType {...}{.cdecl, dynlib: dllName,
    importc: "PQstatus".}

proc pqtransactionStatus(conn: PPGconn): PGTransactionStatusType {...}{.cdecl,
    dynlib: dllName, importc: "PQtransactionStatus".}

proc pqparameterStatus(conn: PPGconn; paramName: cstring): cstring {...}{.cdecl,
    dynlib: dllName, importc: "PQparameterStatus".}

proc pqserverVersion(conn: PPGconn): int32 {...}{.cdecl, dynlib: dllName,
    importc: "PQserverVersion".}

proc pqprotocolVersion(conn: PPGconn): int32 {...}{.cdecl, dynlib: dllName,
    importc: "PQprotocolVersion".}

proc pqerrorMessage(conn: PPGconn): cstring {...}{.cdecl, dynlib: dllName,
    importc: "PQerrorMessage".}

proc pqsocket(conn: PPGconn): int32 {...}{.cdecl, dynlib: dllName, importc: "PQsocket".}

proc pqbackendPID(conn: PPGconn): int32 {...}{.cdecl, dynlib: dllName,
                                      importc: "PQbackendPID".}

proc pqconnectionNeedsPassword(conn: PPGconn): int32 {...}{.cdecl, dynlib: dllName,
    importc: "PQconnectionNeedsPassword".}

proc pqconnectionUsedPassword(conn: PPGconn): int32 {...}{.cdecl, dynlib: dllName,
    importc: "PQconnectionUsedPassword".}

proc pqclientEncoding(conn: PPGconn): int32 {...}{.cdecl, dynlib: dllName,
    importc: "PQclientEncoding".}

proc pqsetClientEncoding(conn: PPGconn; encoding: cstring): int32 {...}{.cdecl,
    dynlib: dllName, importc: "PQsetClientEncoding".}

proc pqsetErrorVerbosity(conn: PPGconn; verbosity: PGVerbosity): PGVerbosity {...}{.cdecl,
    dynlib: dllName, importc: "PQsetErrorVerbosity".}

proc pqtrace(conn: PPGconn; debug_port: File) {...}{.cdecl, dynlib: dllName,
    importc: "PQtrace".}

proc pquntrace(conn: PPGconn) {...}{.cdecl, dynlib: dllName, importc: "PQuntrace".}

proc pqsetNoticeReceiver(conn: PPGconn; theProc: PQnoticeReceiver; arg: pointer): PQnoticeReceiver {...}{.
    cdecl, dynlib: dllName, importc: "PQsetNoticeReceiver".}

proc pqsetNoticeProcessor(conn: PPGconn; theProc: PQnoticeProcessor; arg: pointer): PQnoticeProcessor {...}{.
    cdecl, dynlib: dllName, importc: "PQsetNoticeProcessor".}

proc pqexec(conn: PPGconn; query: cstring): PPGresult {...}{.cdecl, dynlib: dllName,
    importc: "PQexec".}

proc pqexecParams(conn: PPGconn; command: cstring; nParams: int32; paramTypes: POid;
                 paramValues: cstringArray; paramLengths, paramFormats: ptr int32;
                 resultFormat: int32): PPGresult {...}{.cdecl, dynlib: dllName,
    importc: "PQexecParams".}

proc pqprepare(conn: PPGconn; stmtName, query: cstring; nParams: int32; paramTypes: POid): PPGresult {...}{.
    cdecl, dynlib: dllName, importc: "PQprepare".}

proc pqexecPrepared(conn: PPGconn; stmtName: cstring; nParams: int32;
                   paramValues: cstringArray;
                   paramLengths, paramFormats: ptr int32; resultFormat: int32): PPGresult {...}{.
    cdecl, dynlib: dllName, importc: "PQexecPrepared".}

proc pqsendQuery(conn: PPGconn; query: cstring): int32 {...}{.cdecl, dynlib: dllName,
    importc: "PQsendQuery".}

proc pqsendQueryParams(conn: PPGconn; command: cstring; nParams: int32;
                      paramTypes: POid; paramValues: cstringArray;
                      paramLengths, paramFormats: ptr int32; resultFormat: int32): int32 {...}{.
    cdecl, dynlib: dllName, importc: "PQsendQueryParams".}

proc pqsendQueryPrepared(conn: PPGconn; stmtName: cstring; nParams: int32;
                        paramValues: cstringArray;
                        paramLengths, paramFormats: ptr int32; resultFormat: int32): int32 {...}{.
    cdecl, dynlib: dllName, importc: "PQsendQueryPrepared".}

proc pqgetResult(conn: PPGconn): PPGresult {...}{.cdecl, dynlib: dllName,
    importc: "PQgetResult".}

proc pqisBusy(conn: PPGconn): int32 {...}{.cdecl, dynlib: dllName, importc: "PQisBusy".}

proc pqconsumeInput(conn: PPGconn): int32 {...}{.cdecl, dynlib: dllName,
                                        importc: "PQconsumeInput".}

proc pqnotifies(conn: PPGconn): PPGNotify {...}{.cdecl, dynlib: dllName,
                                        importc: "PQnotifies".}

proc pqputCopyData(conn: PPGconn; buffer: cstring; nbytes: int32): int32 {...}{.cdecl,
    dynlib: dllName, importc: "PQputCopyData".}

proc pqputCopyEnd(conn: PPGconn; errormsg: cstring): int32 {...}{.cdecl, dynlib: dllName,
    importc: "PQputCopyEnd".}

proc pqgetCopyData(conn: PPGconn; buffer: cstringArray; async: int32): int32 {...}{.cdecl,
    dynlib: dllName, importc: "PQgetCopyData".}

proc pqgetline(conn: PPGconn; str: cstring; len: int32): int32 {...}{.cdecl, dynlib: dllName,
    importc: "PQgetline".}

proc pqputline(conn: PPGconn; str: cstring): int32 {...}{.cdecl, dynlib: dllName,
    importc: "PQputline".}

proc pqgetlineAsync(conn: PPGconn; buffer: cstring; bufsize: int32): int32 {...}{.cdecl,
    dynlib: dllName, importc: "PQgetlineAsync".}

proc pqputnbytes(conn: PPGconn; buffer: cstring; nbytes: int32): int32 {...}{.cdecl,
    dynlib: dllName, importc: "PQputnbytes".}

proc pqendcopy(conn: PPGconn): int32 {...}{.cdecl, dynlib: dllName, importc: "PQendcopy".}

proc pqsetnonblocking(conn: PPGconn; arg: int32): int32 {...}{.cdecl, dynlib: dllName,
    importc: "PQsetnonblocking".}

proc pqisnonblocking(conn: PPGconn): int32 {...}{.cdecl, dynlib: dllName,
    importc: "PQisnonblocking".}

proc pqflush(conn: PPGconn): int32 {...}{.cdecl, dynlib: dllName, importc: "PQflush".}

proc pqfn(conn: PPGconn; fnid: int32; result_buf, result_len: ptr int32;
         result_is_int: int32; args: PPQArgBlock; nargs: int32): PPGresult {...}{.cdecl,
    dynlib: dllName, importc: "PQfn".}

proc pqresultStatus(res: PPGresult): ExecStatusType {...}{.cdecl, dynlib: dllName,
    importc: "PQresultStatus".}

proc pqresStatus(status: ExecStatusType): cstring {...}{.cdecl, dynlib: dllName,
    importc: "PQresStatus".}

proc pqresultErrorMessage(res: PPGresult): cstring {...}{.cdecl, dynlib: dllName,
    importc: "PQresultErrorMessage".}

proc pqresultErrorField(res: PPGresult; fieldcode: int32): cstring {...}{.cdecl,
    dynlib: dllName, importc: "PQresultErrorField".}

proc pqntuples(res: PPGresult): int32 {...}{.cdecl, dynlib: dllName, importc: "PQntuples".}

proc pqnfields(res: PPGresult): int32 {...}{.cdecl, dynlib: dllName, importc: "PQnfields".}

proc pqbinaryTuples(res: PPGresult): int32 {...}{.cdecl, dynlib: dllName,
    importc: "PQbinaryTuples".}

proc pqfname(res: PPGresult; field_num: int32): cstring {...}{.cdecl, dynlib: dllName,
    importc: "PQfname".}

proc pqfnumber(res: PPGresult; field_name: cstring): int32 {...}{.cdecl, dynlib: dllName,
    importc: "PQfnumber".}

proc pqftable(res: PPGresult; field_num: int32): Oid {...}{.cdecl, dynlib: dllName,
    importc: "PQftable".}

proc pqftablecol(res: PPGresult; field_num: int32): int32 {...}{.cdecl, dynlib: dllName,
    importc: "PQftablecol".}

proc pqfformat(res: PPGresult; field_num: int32): int32 {...}{.cdecl, dynlib: dllName,
    importc: "PQfformat".}

proc pqftype(res: PPGresult; field_num: int32): Oid {...}{.cdecl, dynlib: dllName,
    importc: "PQftype".}

proc pqfsize(res: PPGresult; field_num: int32): int32 {...}{.cdecl, dynlib: dllName,
    importc: "PQfsize".}

proc pqfmod(res: PPGresult; field_num: int32): int32 {...}{.cdecl, dynlib: dllName,
    importc: "PQfmod".}

proc pqcmdStatus(res: PPGresult): cstring {...}{.cdecl, dynlib: dllName,
                                        importc: "PQcmdStatus".}

proc pqoidStatus(res: PPGresult): cstring {...}{.cdecl, dynlib: dllName,
                                        importc: "PQoidStatus".}

proc pqoidValue(res: PPGresult): Oid {...}{.cdecl, dynlib: dllName, importc: "PQoidValue".}

proc pqcmdTuples(res: PPGresult): cstring {...}{.cdecl, dynlib: dllName,
                                        importc: "PQcmdTuples".}

proc pqgetvalue(res: PPGresult; tup_num: int32; field_num: int32): cstring {...}{.cdecl,
    dynlib: dllName, importc: "PQgetvalue".}

proc pqgetlength(res: PPGresult; tup_num: int32; field_num: int32): int32 {...}{.cdecl,
    dynlib: dllName, importc: "PQgetlength".}

proc pqgetisnull(res: PPGresult; tup_num: int32; field_num: int32): int32 {...}{.cdecl,
    dynlib: dllName, importc: "PQgetisnull".}

proc pqclear(res: PPGresult) {...}{.cdecl, dynlib: dllName, importc: "PQclear".}

proc pqfreemem(p: pointer) {...}{.cdecl, dynlib: dllName, importc: "PQfreemem".}

proc pqmakeEmptyPGresult(conn: PPGconn; status: ExecStatusType): PPGresult {...}{.cdecl,
    dynlib: dllName, importc: "PQmakeEmptyPGresult".}

proc pqescapeString(till, `from`: cstring; len: int): int {...}{.cdecl, dynlib: dllName,
    importc: "PQescapeString".}

proc pqescapeBytea(bintext: cstring; binlen: int; bytealen: var int): cstring {...}{.cdecl,
    dynlib: dllName, importc: "PQescapeBytea".}

proc pqunescapeBytea(strtext: cstring; retbuflen: var int): cstring {...}{.cdecl,
    dynlib: dllName, importc: "PQunescapeBytea".}

proc pqprint(fout: File; res: PPGresult; ps: PPQprintOpt) {...}{.cdecl, dynlib: dllName,
    importc: "PQprint".}

proc pqdisplayTuples(res: PPGresult; fp: File; fillAlign: int32; fieldSep: cstring;
                    printHeader: int32; quiet: int32) {...}{.cdecl, dynlib: dllName,
    importc: "PQdisplayTuples".}

proc pqprintTuples(res: PPGresult; fout: File; printAttName: int32; terseOutput: int32;
                  width: int32) {...}{.cdecl, dynlib: dllName, importc: "PQprintTuples".}

proc lo_open(conn: PPGconn; lobjId: Oid; mode: int32): int32 {...}{.cdecl, dynlib: dllName,
    importc: "lo_open".}

proc lo_close(conn: PPGconn; fd: int32): int32 {...}{.cdecl, dynlib: dllName,
    importc: "lo_close".}

proc lo_read(conn: PPGconn; fd: int32; buf: cstring; length: int): int32 {...}{.cdecl,
    dynlib: dllName, importc: "lo_read".}

proc lo_write(conn: PPGconn; fd: int32; buf: cstring; length: int): int32 {...}{.cdecl,
    dynlib: dllName, importc: "lo_write".}

proc lo_lseek(conn: PPGconn; fd: int32; offset: int32; whence: int32): int32 {...}{.cdecl,
    dynlib: dllName, importc: "lo_lseek".}

proc lo_creat(conn: PPGconn; mode: int32): Oid {...}{.cdecl, dynlib: dllName,
    importc: "lo_creat".}

proc lo_tell(conn: PPGconn; fd: int32): int32 {...}{.cdecl, dynlib: dllName,
    importc: "lo_tell".}

proc lo_unlink(conn: PPGconn; lobjId: Oid): int32 {...}{.cdecl, dynlib: dllName,
    importc: "lo_unlink".}

proc lo_import(conn: PPGconn; filename: cstring): Oid {...}{.cdecl, dynlib: dllName,
    importc: "lo_import".}

proc lo_export(conn: PPGconn; lobjId: Oid; filename: cstring): int32 {...}{.cdecl,
    dynlib: dllName, importc: "lo_export".}

proc pqmblen(s: cstring; encoding: int32): int32 {...}{.cdecl, dynlib: dllName,
    importc: "PQmblen".}

proc pqenv2encoding(): int32 {...}{.cdecl, dynlib: dllName, importc: "PQenv2encoding".}

proc pqsetdb(M_PGHOST, M_PGPORT, M_PGOPT, M_PGTTY, M_DBNAME: cstring): PPGconn {...}{.
    raises: [], tags: [].}