src/db_connector/postgres

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Types

ConnStatusType = enum
  CONNECTION_OK, CONNECTION_BAD, CONNECTION_STARTED, CONNECTION_MADE,
  CONNECTION_AWAITING_RESPONSE, CONNECTION_AUTH_OK, CONNECTION_SETENV,
  CONNECTION_SSL_STARTUP, CONNECTION_NEEDED, CONNECTION_CHECK_WRITABLE,
  CONNECTION_CONSUME, CONNECTION_GSS_STARTUP, CONNECTION_CHECK_TARGET
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,
  PGRES_COPY_BOTH, PGRES_SINGLE_TUPLE
Oid = int32
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

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

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

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

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

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

PGTransactionStatusType = enum
  PQTRANS_IDLE, PQTRANS_ACTIVE, PQTRANS_INTRANS, PQTRANS_INERROR,
  PQTRANS_UNKNOWN
PGVerbosity = enum
  PQERRORS_TERSE, PQERRORS_DEFAULT, PQERRORS_VERBOSE, PQERRORS_SQLSTATE
POid = ptr Oid
PostgresPollingStatusType = enum
  PGRES_POLLING_FAILED = 0, PGRES_POLLING_READING, PGRES_POLLING_WRITING,
  PGRES_POLLING_OK, PGRES_POLLING_ACTIVE
PPGconn = ptr PGconn
Ppqbool = ptr pqbool
PQArgBlock {.pure, final.} = object
  length*: int32
  isint*: int32
  p*: pointer

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

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

SockAddr = array[1 .. 112, int8]

Procs

proc lo_close(conn: PPGconn; fd: int32): int32 {.cdecl, dynlib: dllName,
    importc: "lo_close", ...raises: [], tags: [], forbids: [].}
proc lo_creat(conn: PPGconn; mode: int32): Oid {.cdecl, dynlib: dllName,
    importc: "lo_creat", ...raises: [], tags: [], forbids: [].}
proc lo_export(conn: PPGconn; lobjId: Oid; filename: cstring): int32 {.cdecl,
    dynlib: dllName, importc: "lo_export", ...raises: [], tags: [], forbids: [].}
proc lo_import(conn: PPGconn; filename: cstring): Oid {.cdecl, dynlib: dllName,
    importc: "lo_import", ...raises: [], tags: [], forbids: [].}
proc lo_lseek(conn: PPGconn; fd: int32; offset: int32; whence: int32): int32 {.
    cdecl, dynlib: dllName, importc: "lo_lseek", ...raises: [], tags: [],
    forbids: [].}
proc lo_open(conn: PPGconn; lobjId: Oid; mode: int32): int32 {.cdecl,
    dynlib: dllName, importc: "lo_open", ...raises: [], tags: [], forbids: [].}
proc lo_read(conn: PPGconn; fd: int32; buf: cstring; length: int): int32 {.
    cdecl, dynlib: dllName, importc: "lo_read", ...raises: [], tags: [],
    forbids: [].}
proc lo_tell(conn: PPGconn; fd: int32): int32 {.cdecl, dynlib: dllName,
    importc: "lo_tell", ...raises: [], tags: [], forbids: [].}
proc lo_write(conn: PPGconn; fd: int32; buf: cstring; length: int): int32 {.
    cdecl, dynlib: dllName, importc: "lo_write", ...raises: [], tags: [],
    forbids: [].}
proc pqbackendPID(conn: PPGconn): int32 {.cdecl, dynlib: dllName,
    importc: "PQbackendPID", ...raises: [], tags: [], forbids: [].}
proc pqbinaryTuples(res: PPGresult): int32 {.cdecl, dynlib: dllName,
    importc: "PQbinaryTuples", ...raises: [], tags: [], forbids: [].}
proc pqclear(res: PPGresult) {.cdecl, dynlib: dllName, importc: "PQclear",
                               ...raises: [], tags: [], forbids: [].}
proc pqclientEncoding(conn: PPGconn): int32 {.cdecl, dynlib: dllName,
    importc: "PQclientEncoding", ...raises: [], tags: [], forbids: [].}
proc pqcmdStatus(res: PPGresult): cstring {.cdecl, dynlib: dllName,
    importc: "PQcmdStatus", ...raises: [], tags: [], forbids: [].}
proc pqcmdTuples(res: PPGresult): cstring {.cdecl, dynlib: dllName,
    importc: "PQcmdTuples", ...raises: [], tags: [], forbids: [].}
proc pqconndefaults(): PPQconninfoOption {.cdecl, dynlib: dllName,
    importc: "PQconndefaults", ...raises: [], tags: [], forbids: [].}
proc pqconnectdb(conninfo: cstring): PPGconn {.cdecl, dynlib: dllName,
    importc: "PQconnectdb", ...raises: [], tags: [], forbids: [].}
proc pqconnectionNeedsPassword(conn: PPGconn): int32 {.cdecl, dynlib: dllName,
    importc: "PQconnectionNeedsPassword", ...raises: [], tags: [], forbids: [].}
proc pqconnectionUsedPassword(conn: PPGconn): int32 {.cdecl, dynlib: dllName,
    importc: "PQconnectionUsedPassword", ...raises: [], tags: [], forbids: [].}
proc pqconnectPoll(conn: PPGconn): PostgresPollingStatusType {.cdecl,
    dynlib: dllName, importc: "PQconnectPoll", ...raises: [], tags: [], forbids: [].}
proc pqconnectStart(conninfo: cstring): PPGconn {.cdecl, dynlib: dllName,
    importc: "PQconnectStart", ...raises: [], tags: [], forbids: [].}
proc pqconninfoFree(connOptions: PPQconninfoOption) {.cdecl, dynlib: dllName,
    importc: "PQconninfoFree", ...raises: [], tags: [], forbids: [].}
proc pqconsumeInput(conn: PPGconn): int32 {.cdecl, dynlib: dllName,
    importc: "PQconsumeInput", ...raises: [], tags: [], forbids: [].}
proc pqdb(conn: PPGconn): cstring {.cdecl, dynlib: dllName, importc: "PQdb",
                                    ...raises: [], tags: [], forbids: [].}
proc pqdisplayTuples(res: PPGresult; fp: File; fillAlign: int32;
                     fieldSep: cstring; printHeader: int32; quiet: int32) {.
    cdecl, dynlib: dllName, importc: "PQdisplayTuples", ...raises: [], tags: [],
    forbids: [].}
proc pqendcopy(conn: PPGconn): int32 {.cdecl, dynlib: dllName,
                                       importc: "PQendcopy", ...raises: [],
                                       tags: [], forbids: [].}
proc pqenv2encoding(): int32 {.cdecl, dynlib: dllName,
                               importc: "PQenv2encoding", ...raises: [], tags: [],
                               forbids: [].}
proc pqerrorMessage(conn: PPGconn): cstring {.cdecl, dynlib: dllName,
    importc: "PQerrorMessage", ...raises: [], tags: [], forbids: [].}
proc pqescapeBytea(bintext: cstring; binlen: int; bytealen: var int): cstring {.
    cdecl, dynlib: dllName, importc: "PQescapeBytea", ...raises: [], tags: [],
    forbids: [].}
proc pqescapeString(till, from: cstring; len: int): int {.cdecl,
    dynlib: dllName, importc: "PQescapeString", ...raises: [], tags: [],
    forbids: [].}
proc pqexec(conn: PPGconn; query: cstring): PPGresult {.cdecl, dynlib: dllName,
    importc: "PQexec", ...raises: [], tags: [], forbids: [].}
proc pqexecParams(conn: PPGconn; command: cstring; nParams: int32;
                  paramTypes: POid; paramValues: cstringArray;
                  paramLengths, paramFormats: ptr int32; resultFormat: int32): PPGresult {.
    cdecl, dynlib: dllName, importc: "PQexecParams", ...raises: [], tags: [],
    forbids: [].}
proc pqexecPrepared(conn: PPGconn; stmtName: cstring; nParams: int32;
                    paramValues: cstringArray;
                    paramLengths, paramFormats: ptr int32; resultFormat: int32): PPGresult {.
    cdecl, dynlib: dllName, importc: "PQexecPrepared", ...raises: [], tags: [],
    forbids: [].}
proc pqfformat(res: PPGresult; field_num: int32): int32 {.cdecl,
    dynlib: dllName, importc: "PQfformat", ...raises: [], tags: [], forbids: [].}
proc pqfinish(conn: PPGconn) {.cdecl, dynlib: dllName, importc: "PQfinish",
                               ...raises: [], tags: [], forbids: [].}
proc pqflush(conn: PPGconn): int32 {.cdecl, dynlib: dllName, importc: "PQflush",
                                     ...raises: [], tags: [], forbids: [].}
proc pqfmod(res: PPGresult; field_num: int32): int32 {.cdecl, dynlib: dllName,
    importc: "PQfmod", ...raises: [], tags: [], forbids: [].}
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", ...raises: [], tags: [], forbids: [].}
proc pqfname(res: PPGresult; field_num: int32): cstring {.cdecl,
    dynlib: dllName, importc: "PQfname", ...raises: [], tags: [], forbids: [].}
proc pqfnumber(res: PPGresult; field_name: cstring): int32 {.cdecl,
    dynlib: dllName, importc: "PQfnumber", ...raises: [], tags: [], forbids: [].}
proc pqfreemem(p: pointer) {.cdecl, dynlib: dllName, importc: "PQfreemem",
                             ...raises: [], tags: [], forbids: [].}
proc pqfsize(res: PPGresult; field_num: int32): int32 {.cdecl, dynlib: dllName,
    importc: "PQfsize", ...raises: [], tags: [], forbids: [].}
proc pqftable(res: PPGresult; field_num: int32): Oid {.cdecl, dynlib: dllName,
    importc: "PQftable", ...raises: [], tags: [], forbids: [].}
proc pqftablecol(res: PPGresult; field_num: int32): int32 {.cdecl,
    dynlib: dllName, importc: "PQftablecol", ...raises: [], tags: [], forbids: [].}
proc pqftype(res: PPGresult; field_num: int32): Oid {.cdecl, dynlib: dllName,
    importc: "PQftype", ...raises: [], tags: [], forbids: [].}
proc pqgetCopyData(conn: PPGconn; buffer: cstringArray; async: int32): int32 {.
    cdecl, dynlib: dllName, importc: "PQgetCopyData", ...raises: [], tags: [],
    forbids: [].}
proc pqgetisnull(res: PPGresult; tup_num: int32; field_num: int32): int32 {.
    cdecl, dynlib: dllName, importc: "PQgetisnull", ...raises: [], tags: [],
    forbids: [].}
proc pqgetlength(res: PPGresult; tup_num: int32; field_num: int32): int32 {.
    cdecl, dynlib: dllName, importc: "PQgetlength", ...raises: [], tags: [],
    forbids: [].}
proc pqgetline(conn: PPGconn; str: cstring; len: int32): int32 {.cdecl,
    dynlib: dllName, importc: "PQgetline", ...raises: [], tags: [], forbids: [].}
proc pqgetlineAsync(conn: PPGconn; buffer: cstring; bufsize: int32): int32 {.
    cdecl, dynlib: dllName, importc: "PQgetlineAsync", ...raises: [], tags: [],
    forbids: [].}
proc pqgetResult(conn: PPGconn): PPGresult {.cdecl, dynlib: dllName,
    importc: "PQgetResult", ...raises: [], tags: [], forbids: [].}
proc pqgetvalue(res: PPGresult; tup_num: int32; field_num: int32): cstring {.
    cdecl, dynlib: dllName, importc: "PQgetvalue", ...raises: [], tags: [],
    forbids: [].}
proc pqhost(conn: PPGconn): cstring {.cdecl, dynlib: dllName, importc: "PQhost",
                                      ...raises: [], tags: [], forbids: [].}
proc pqinitOpenSSL(do_ssl: int32; do_crypto: int32) {.cdecl, dynlib: dllName,
    importc: "PQinitOpenSSL", ...raises: [], tags: [], forbids: [].}
proc pqisBusy(conn: PPGconn): int32 {.cdecl, dynlib: dllName,
                                      importc: "PQisBusy", ...raises: [], tags: [],
                                      forbids: [].}
proc pqisnonblocking(conn: PPGconn): int32 {.cdecl, dynlib: dllName,
    importc: "PQisnonblocking", ...raises: [], tags: [], forbids: [].}
proc pqmakeEmptyPGresult(conn: PPGconn; status: ExecStatusType): PPGresult {.
    cdecl, dynlib: dllName, importc: "PQmakeEmptyPGresult", ...raises: [],
    tags: [], forbids: [].}
proc pqmblen(s: cstring; encoding: int32): int32 {.cdecl, dynlib: dllName,
    importc: "PQmblen", ...raises: [], tags: [], forbids: [].}
proc pqnfields(res: PPGresult): int32 {.cdecl, dynlib: dllName,
                                        importc: "PQnfields", ...raises: [],
                                        tags: [], forbids: [].}
proc pqnotifies(conn: PPGconn): PPGNotify {.cdecl, dynlib: dllName,
    importc: "PQnotifies", ...raises: [], tags: [], forbids: [].}
proc pqntuples(res: PPGresult): int32 {.cdecl, dynlib: dllName,
                                        importc: "PQntuples", ...raises: [],
                                        tags: [], forbids: [].}
proc pqoidStatus(res: PPGresult): cstring {.cdecl, dynlib: dllName,
    importc: "PQoidStatus", ...raises: [], tags: [], forbids: [].}
proc pqoidValue(res: PPGresult): Oid {.cdecl, dynlib: dllName,
                                       importc: "PQoidValue", ...raises: [],
                                       tags: [], forbids: [].}
proc pqoptions(conn: PPGconn): cstring {.cdecl, dynlib: dllName,
    importc: "PQoptions", ...raises: [], tags: [], forbids: [].}
proc pqparameterStatus(conn: PPGconn; paramName: cstring): cstring {.cdecl,
    dynlib: dllName, importc: "PQparameterStatus", ...raises: [], tags: [],
    forbids: [].}
proc pqpass(conn: PPGconn): cstring {.cdecl, dynlib: dllName, importc: "PQpass",
                                      ...raises: [], tags: [], forbids: [].}
proc pqport(conn: PPGconn): cstring {.cdecl, dynlib: dllName, importc: "PQport",
                                      ...raises: [], tags: [], forbids: [].}
proc pqprepare(conn: PPGconn; stmtName, query: cstring; nParams: int32;
               paramTypes: POid): PPGresult {.cdecl, dynlib: dllName,
    importc: "PQprepare", ...raises: [], tags: [], forbids: [].}
proc pqprint(fout: File; res: PPGresult; ps: PPQprintOpt) {.cdecl,
    dynlib: dllName, importc: "PQprint", ...raises: [], tags: [], forbids: [].}
proc pqprintTuples(res: PPGresult; fout: File; printAttName: int32;
                   terseOutput: int32; width: int32) {.cdecl, dynlib: dllName,
    importc: "PQprintTuples", ...raises: [], tags: [], forbids: [].}
proc pqprotocolVersion(conn: PPGconn): int32 {.cdecl, dynlib: dllName,
    importc: "PQprotocolVersion", ...raises: [], tags: [], forbids: [].}
proc pqputCopyData(conn: PPGconn; buffer: cstring; nbytes: int32): int32 {.
    cdecl, dynlib: dllName, importc: "PQputCopyData", ...raises: [], tags: [],
    forbids: [].}
proc pqputCopyEnd(conn: PPGconn; errormsg: cstring): int32 {.cdecl,
    dynlib: dllName, importc: "PQputCopyEnd", ...raises: [], tags: [], forbids: [].}
proc pqputline(conn: PPGconn; str: cstring): int32 {.cdecl, dynlib: dllName,
    importc: "PQputline", ...raises: [], tags: [], forbids: [].}
proc pqputnbytes(conn: PPGconn; buffer: cstring; nbytes: int32): int32 {.cdecl,
    dynlib: dllName, importc: "PQputnbytes", ...raises: [], tags: [], forbids: [].}
proc pqrequestCancel(conn: PPGconn): int32 {.cdecl, dynlib: dllName,
    importc: "PQrequestCancel", ...raises: [], tags: [], forbids: [].}
proc pqreset(conn: PPGconn) {.cdecl, dynlib: dllName, importc: "PQreset",
                              ...raises: [], tags: [], forbids: [].}
proc pqresetPoll(conn: PPGconn): PostgresPollingStatusType {.cdecl,
    dynlib: dllName, importc: "PQresetPoll", ...raises: [], tags: [], forbids: [].}
proc pqresetStart(conn: PPGconn): int32 {.cdecl, dynlib: dllName,
    importc: "PQresetStart", ...raises: [], tags: [], forbids: [].}
proc pqresStatus(status: ExecStatusType): cstring {.cdecl, dynlib: dllName,
    importc: "PQresStatus", ...raises: [], tags: [], forbids: [].}
proc pqresultErrorField(res: PPGresult; fieldcode: int32): cstring {.cdecl,
    dynlib: dllName, importc: "PQresultErrorField", ...raises: [], tags: [],
    forbids: [].}
proc pqresultErrorMessage(res: PPGresult): cstring {.cdecl, dynlib: dllName,
    importc: "PQresultErrorMessage", ...raises: [], tags: [], forbids: [].}
proc pqresultStatus(res: PPGresult): ExecStatusType {.cdecl, dynlib: dllName,
    importc: "PQresultStatus", ...raises: [], tags: [], forbids: [].}
proc pqsendQuery(conn: PPGconn; query: cstring): int32 {.cdecl, dynlib: dllName,
    importc: "PQsendQuery", ...raises: [], tags: [], forbids: [].}
See also https://www.postgresql.org/docs/current/libpq-async.html 
proc pqsendQueryParams(conn: PPGconn; command: cstring; nParams: int32;
                       paramTypes: POid; paramValues: cstringArray;
                       paramLengths, paramFormats: ptr int32;
                       resultFormat: int32): int32 {.cdecl, dynlib: dllName,
    importc: "PQsendQueryParams", ...raises: [], tags: [], forbids: [].}
proc pqsendQueryPrepared(conn: PPGconn; stmtName: cstring; nParams: int32;
                         paramValues: cstringArray;
                         paramLengths, paramFormats: ptr int32;
                         resultFormat: int32): int32 {.cdecl, dynlib: dllName,
    importc: "PQsendQueryPrepared", ...raises: [], tags: [], forbids: [].}
proc pqserverVersion(conn: PPGconn): int32 {.cdecl, dynlib: dllName,
    importc: "PQserverVersion", ...raises: [], tags: [], forbids: [].}
proc pqsetClientEncoding(conn: PPGconn; encoding: cstring): int32 {.cdecl,
    dynlib: dllName, importc: "PQsetClientEncoding", ...raises: [], tags: [],
    forbids: [].}
proc pqsetdb(M_PGHOST, M_PGPORT, M_PGOPT, M_PGTTY, M_DBNAME: cstring): PPGconn {.
    ...raises: [], tags: [], forbids: [].}
proc pqsetdbLogin(pghost: cstring; pgport: cstring; pgoptions: cstring;
                  pgtty: cstring; dbName: cstring; login: cstring; pwd: cstring): PPGconn {.
    cdecl, dynlib: dllName, importc: "PQsetdbLogin", ...raises: [], tags: [],
    forbids: [].}
proc pqsetErrorVerbosity(conn: PPGconn; verbosity: PGVerbosity): PGVerbosity {.
    cdecl, dynlib: dllName, importc: "PQsetErrorVerbosity", ...raises: [],
    tags: [], forbids: [].}
proc pqsetnonblocking(conn: PPGconn; arg: int32): int32 {.cdecl,
    dynlib: dllName, importc: "PQsetnonblocking", ...raises: [], tags: [],
    forbids: [].}
proc pqsetNoticeProcessor(conn: PPGconn; theProc: PQnoticeProcessor;
                          arg: pointer): PQnoticeProcessor {.cdecl,
    dynlib: dllName, importc: "PQsetNoticeProcessor", ...raises: [], tags: [],
    forbids: [].}
proc pqsetNoticeReceiver(conn: PPGconn; theProc: PQnoticeReceiver; arg: pointer): PQnoticeReceiver {.
    cdecl, dynlib: dllName, importc: "PQsetNoticeReceiver", ...raises: [],
    tags: [], forbids: [].}
proc pqSetSingleRowMode(conn: PPGconn): int32 {.cdecl, dynlib: dllName,
    importc: "PQsetSingleRowMode", ...raises: [], tags: [], forbids: [].}
See also https://www.postgresql.org/docs/current/libpq-single-row-mode.html 
proc pqsocket(conn: PPGconn): int32 {.cdecl, dynlib: dllName,
                                      importc: "PQsocket", ...raises: [], tags: [],
                                      forbids: [].}
proc pqstatus(conn: PPGconn): ConnStatusType {.cdecl, dynlib: dllName,
    importc: "PQstatus", ...raises: [], tags: [], forbids: [].}
proc pqtrace(conn: PPGconn; debug_port: File) {.cdecl, dynlib: dllName,
    importc: "PQtrace", ...raises: [], tags: [], forbids: [].}
proc pqtransactionStatus(conn: PPGconn): PGTransactionStatusType {.cdecl,
    dynlib: dllName, importc: "PQtransactionStatus", ...raises: [], tags: [],
    forbids: [].}
proc pqtty(conn: PPGconn): cstring {.cdecl, dynlib: dllName, importc: "PQtty",
                                     ...raises: [], tags: [], forbids: [].}
proc pqunescapeBytea(strtext: cstring; retbuflen: var int): cstring {.cdecl,
    dynlib: dllName, importc: "PQunescapeBytea", ...raises: [], tags: [],
    forbids: [].}
proc pquntrace(conn: PPGconn) {.cdecl, dynlib: dllName, importc: "PQuntrace",
                                ...raises: [], tags: [], forbids: [].}
proc pquser(conn: PPGconn): cstring {.cdecl, dynlib: dllName, importc: "PQuser",
                                      ...raises: [], tags: [], forbids: [].}

Made with Nim. Generated: 2023-08-01 01:36:50 UTC