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authorCVS to git conversion script <webmaster@postgresql.org>2002-06-20 20:29:55 +0000
committerCVS to git conversion script <webmaster@postgresql.org>2002-06-20 20:29:55 +0000
commit05dedace84ef8c93fea5309c3ac55f889011429b (patch)
tree4c7f513afbbc03060039a165d1770e11be711773 /src/interfaces/odbc/connection.c
parentd84fe82230c593f3dc5d7f427849b99d1efa8a0a (diff)
This commit was manufactured by cvs2git to create branch 'ecpg_big_bison'.
Sprout from master 2002-06-20 20:29:54 UTC Bruce Momjian <bruce@momjian.us> 'Update copyright to 2002.' 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src/include/storage/buf.h src/include/storage/buf_internals.h src/include/storage/buffile.h src/include/storage/bufmgr.h src/include/storage/bufpage.h src/include/storage/fd.h src/include/storage/freespace.h src/include/storage/ipc.h src/include/storage/item.h src/include/storage/itemid.h src/include/storage/itempos.h src/include/storage/itemptr.h src/include/storage/large_object.h src/include/storage/lmgr.h src/include/storage/lock.h src/include/storage/lwlock.h src/include/storage/off.h src/include/storage/page.h src/include/storage/pg_sema.h src/include/storage/pg_shmem.h src/include/storage/pmsignal.h src/include/storage/pos.h src/include/storage/proc.h src/include/storage/relfilenode.h src/include/storage/s_lock.h src/include/storage/shmem.h src/include/storage/sinval.h src/include/storage/sinvaladt.h src/include/storage/smgr.h src/include/storage/spin.h src/include/strdup.h src/include/tcop/dest.h src/include/tcop/fastpath.h src/include/tcop/pquery.h src/include/tcop/tcopdebug.h src/include/tcop/tcopprot.h src/include/tcop/utility.h src/include/utils/acl.h src/include/utils/array.h src/include/utils/ascii.h src/include/utils/bit.h src/include/utils/builtins.h src/include/utils/cash.h src/include/utils/catcache.h src/include/utils/date.h src/include/utils/datetime.h src/include/utils/datum.h src/include/utils/dynahash.h src/include/utils/dynamic_loader.h src/include/utils/elog.h src/include/utils/exc.h src/include/utils/excid.h src/include/utils/fcache.h src/include/utils/fmgrtab.h src/include/utils/formatting.h src/include/utils/geo_decls.h src/include/utils/guc.h src/include/utils/hsearch.h src/include/utils/inet.h src/include/utils/int8.h src/include/utils/inval.h src/include/utils/logtape.h src/include/utils/lsyscache.h src/include/utils/memutils.h src/include/utils/nabstime.h src/include/utils/numeric.h src/include/utils/palloc.h src/include/utils/pg_crc.h src/include/utils/pg_locale.h src/include/utils/pg_lzcompress.h src/include/utils/portal.h src/include/utils/ps_status.h src/include/utils/rel.h src/include/utils/relcache.h src/include/utils/selfuncs.h src/include/utils/sets.h src/include/utils/syscache.h src/include/utils/timestamp.h src/include/utils/tqual.h src/include/utils/tuplesort.h src/include/utils/tuplestore.h src/include/utils/varbit.h src/interfaces/Makefile src/interfaces/cli/example1.c src/interfaces/cli/example2.c src/interfaces/cli/sqlcli.h src/interfaces/jdbc/CHANGELOG src/interfaces/jdbc/Implementation src/interfaces/jdbc/Makefile src/interfaces/jdbc/README src/interfaces/jdbc/build.xml src/interfaces/jdbc/example/ImageViewer.java src/interfaces/jdbc/example/Unicode.java src/interfaces/jdbc/example/basic.java src/interfaces/jdbc/example/blobtest.java src/interfaces/jdbc/example/corba/StockClient.java src/interfaces/jdbc/example/corba/StockDB.java src/interfaces/jdbc/example/corba/StockDispenserImpl.java src/interfaces/jdbc/example/corba/StockItemImpl.java src/interfaces/jdbc/example/corba/StockServer.java src/interfaces/jdbc/example/corba/readme src/interfaces/jdbc/example/corba/stock.idl src/interfaces/jdbc/example/corba/stock.sql src/interfaces/jdbc/example/datestyle.java src/interfaces/jdbc/example/metadata.java src/interfaces/jdbc/example/psql.java src/interfaces/jdbc/example/threadsafe.java src/interfaces/jdbc/jdbc.jpx src/interfaces/jdbc/org/postgresql/Connection.java src/interfaces/jdbc/org/postgresql/Driver.java.in src/interfaces/jdbc/org/postgresql/Field.java src/interfaces/jdbc/org/postgresql/PG_Stream.java src/interfaces/jdbc/org/postgresql/PostgresqlDataSource.java src/interfaces/jdbc/org/postgresql/ResultSet.java src/interfaces/jdbc/org/postgresql/Statement.java src/interfaces/jdbc/org/postgresql/core/BytePoolDim1.java src/interfaces/jdbc/org/postgresql/core/BytePoolDim2.java src/interfaces/jdbc/org/postgresql/core/Encoding.java src/interfaces/jdbc/org/postgresql/core/MemoryPool.java src/interfaces/jdbc/org/postgresql/core/ObjectPool.java src/interfaces/jdbc/org/postgresql/core/QueryExecutor.java src/interfaces/jdbc/org/postgresql/core/SimpleObjectPool.java src/interfaces/jdbc/org/postgresql/core/StartupPacket.java src/interfaces/jdbc/org/postgresql/errors.properties src/interfaces/jdbc/org/postgresql/errors_de.properties src/interfaces/jdbc/org/postgresql/errors_fr.properties src/interfaces/jdbc/org/postgresql/errors_it.properties src/interfaces/jdbc/org/postgresql/errors_nl.properties src/interfaces/jdbc/org/postgresql/errors_zh_TW.properties src/interfaces/jdbc/org/postgresql/fastpath/Fastpath.java src/interfaces/jdbc/org/postgresql/fastpath/FastpathArg.java src/interfaces/jdbc/org/postgresql/geometric/PGbox.java src/interfaces/jdbc/org/postgresql/geometric/PGcircle.java src/interfaces/jdbc/org/postgresql/geometric/PGline.java src/interfaces/jdbc/org/postgresql/geometric/PGlseg.java src/interfaces/jdbc/org/postgresql/geometric/PGpath.java src/interfaces/jdbc/org/postgresql/geometric/PGpoint.java src/interfaces/jdbc/org/postgresql/geometric/PGpolygon.java src/interfaces/jdbc/org/postgresql/jdbc1/CallableStatement.java src/interfaces/jdbc/org/postgresql/jdbc1/Connection.java src/interfaces/jdbc/org/postgresql/jdbc1/DatabaseMetaData.java src/interfaces/jdbc/org/postgresql/jdbc1/PreparedStatement.java src/interfaces/jdbc/org/postgresql/jdbc1/ResultSet.java src/interfaces/jdbc/org/postgresql/jdbc1/ResultSetMetaData.java src/interfaces/jdbc/org/postgresql/jdbc1/Statement.java src/interfaces/jdbc/org/postgresql/jdbc2/Array.java src/interfaces/jdbc/org/postgresql/jdbc2/CallableStatement.java src/interfaces/jdbc/org/postgresql/jdbc2/Connection.java src/interfaces/jdbc/org/postgresql/jdbc2/DatabaseMetaData.java src/interfaces/jdbc/org/postgresql/jdbc2/PBatchUpdateException.java src/interfaces/jdbc/org/postgresql/jdbc2/PreparedStatement.java src/interfaces/jdbc/org/postgresql/jdbc2/ResultSet.java src/interfaces/jdbc/org/postgresql/jdbc2/ResultSetMetaData.java src/interfaces/jdbc/org/postgresql/jdbc2/Statement.java src/interfaces/jdbc/org/postgresql/jdbc2/UpdateableResultSet.java src/interfaces/jdbc/org/postgresql/largeobject/BlobInputStream.java src/interfaces/jdbc/org/postgresql/largeobject/BlobOutputStream.java src/interfaces/jdbc/org/postgresql/largeobject/LargeObject.java src/interfaces/jdbc/org/postgresql/largeobject/LargeObjectManager.java src/interfaces/jdbc/org/postgresql/largeobject/PGblob.java src/interfaces/jdbc/org/postgresql/largeobject/PGclob.java src/interfaces/jdbc/org/postgresql/test/JDBC2Tests.java src/interfaces/jdbc/org/postgresql/test/README src/interfaces/jdbc/org/postgresql/test/jdbc2/ANTTest.java src/interfaces/jdbc/org/postgresql/test/jdbc2/BatchExecuteTest.java src/interfaces/jdbc/org/postgresql/test/jdbc2/BlobTest.java src/interfaces/jdbc/org/postgresql/test/jdbc2/ConnectionTest.java src/interfaces/jdbc/org/postgresql/test/jdbc2/DatabaseMetaDataTest.java src/interfaces/jdbc/org/postgresql/test/jdbc2/DateTest.java src/interfaces/jdbc/org/postgresql/test/jdbc2/DriverTest.java src/interfaces/jdbc/org/postgresql/test/jdbc2/EncodingTest.java src/interfaces/jdbc/org/postgresql/test/jdbc2/JBuilderTest.java src/interfaces/jdbc/org/postgresql/test/jdbc2/MiscTest.java src/interfaces/jdbc/org/postgresql/test/jdbc2/ResultSetTest.java src/interfaces/jdbc/org/postgresql/test/jdbc2/TimeTest.java src/interfaces/jdbc/org/postgresql/test/jdbc2/TimestampTest.java src/interfaces/jdbc/org/postgresql/test/jdbc2/UpdateableResultTest.java src/interfaces/jdbc/org/postgresql/util/MD5Digest.java src/interfaces/jdbc/org/postgresql/util/MessageTranslator.java src/interfaces/jdbc/org/postgresql/util/PGbytea.java src/interfaces/jdbc/org/postgresql/util/PGmoney.java src/interfaces/jdbc/org/postgresql/util/PGobject.java src/interfaces/jdbc/org/postgresql/util/PGtokenizer.java src/interfaces/jdbc/org/postgresql/util/PSQLException.java src/interfaces/jdbc/org/postgresql/util/Serialize.java src/interfaces/jdbc/org/postgresql/util/UnixCrypt.java src/interfaces/jdbc/org/postgresql/xa/ClientConnection.java src/interfaces/jdbc/org/postgresql/xa/TwoPhaseConnection.java src/interfaces/jdbc/org/postgresql/xa/TxConnection.java src/interfaces/jdbc/org/postgresql/xa/XAConnectionImpl.java src/interfaces/jdbc/org/postgresql/xa/XADataSourceImpl.java src/interfaces/jdbc/utils/CheckVersion.java src/interfaces/jdbc/utils/buildDriver src/interfaces/jdbc/utils/changelog.pl src/interfaces/libpgeasy/Makefile src/interfaces/libpgeasy/README src/interfaces/libpgeasy/examples/Makefile src/interfaces/libpgeasy/examples/pginsert.c src/interfaces/libpgeasy/examples/pgmultiresult.c src/interfaces/libpgeasy/examples/pgnulltest.c src/interfaces/libpgeasy/examples/pgwordcount.c src/interfaces/libpgeasy/halt.c src/interfaces/libpgeasy/halt.h src/interfaces/libpgeasy/libpgeasy.c src/interfaces/libpgeasy/libpgeasy.h src/interfaces/libpgtcl/Makefile src/interfaces/libpgtcl/README 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src/interfaces/libpq/ru.po src/interfaces/libpq/sv.po src/interfaces/libpq/win32.c src/interfaces/libpq/win32.h src/interfaces/libpq/win32.mak src/interfaces/libpq/zh_CN.po src/interfaces/libpq/zh_TW.po src/interfaces/libpq++/CHANGES src/interfaces/libpq++/Makefile src/interfaces/libpq++/README src/interfaces/libpq++/TODO src/interfaces/libpq++/examples/Makefile src/interfaces/libpq++/examples/testlibpq0.cc src/interfaces/libpq++/examples/testlibpq1.cc src/interfaces/libpq++/examples/testlibpq2.cc src/interfaces/libpq++/examples/testlibpq2.sql src/interfaces/libpq++/examples/testlibpq3.cc src/interfaces/libpq++/examples/testlibpq3.sql src/interfaces/libpq++/examples/testlibpq4.cc src/interfaces/libpq++/examples/testlibpq4.sql src/interfaces/libpq++/examples/testlibpq5.cc src/interfaces/libpq++/examples/testlibpq5.sql src/interfaces/libpq++/examples/testlibpq6.cc src/interfaces/libpq++/examples/testlo.cc src/interfaces/libpq++/libpq++.h src/interfaces/libpq++/libpq++dll.rc src/interfaces/libpq++/pgconnection.cc src/interfaces/libpq++/pgconnection.h src/interfaces/libpq++/pgcursordb.cc src/interfaces/libpq++/pgcursordb.h src/interfaces/libpq++/pgdatabase.cc src/interfaces/libpq++/pgdatabase.h src/interfaces/libpq++/pglobject.cc src/interfaces/libpq++/pglobject.h src/interfaces/libpq++/pgtransdb.cc src/interfaces/libpq++/pgtransdb.h src/interfaces/libpq++/win32.mak src/interfaces/odbc/GNUmakefile src/interfaces/odbc/bind.c src/interfaces/odbc/bind.h src/interfaces/odbc/columninfo.c src/interfaces/odbc/columninfo.h src/interfaces/odbc/connection.c src/interfaces/odbc/connection.h src/interfaces/odbc/convert.c src/interfaces/odbc/convert.h src/interfaces/odbc/descriptor.h src/interfaces/odbc/dlg_specific.c src/interfaces/odbc/dlg_specific.h src/interfaces/odbc/dlg_wingui.c src/interfaces/odbc/drvconn.c src/interfaces/odbc/environ.c src/interfaces/odbc/environ.h src/interfaces/odbc/execute.c src/interfaces/odbc/gpps.c src/interfaces/odbc/gpps.h src/interfaces/odbc/info.c src/interfaces/odbc/info30.c src/interfaces/odbc/iodbc.h src/interfaces/odbc/isql.h src/interfaces/odbc/isqlext.h src/interfaces/odbc/license.txt src/interfaces/odbc/lobj.c src/interfaces/odbc/lobj.h src/interfaces/odbc/md5.c src/interfaces/odbc/md5.h src/interfaces/odbc/misc.c src/interfaces/odbc/misc.h src/interfaces/odbc/multibyte.c src/interfaces/odbc/multibyte.h src/interfaces/odbc/notice.txt src/interfaces/odbc/odbc.sql src/interfaces/odbc/odbcapi.c src/interfaces/odbc/odbcapi25w.c src/interfaces/odbc/odbcapi30.c src/interfaces/odbc/odbcapi30w.c src/interfaces/odbc/odbcapiw.c src/interfaces/odbc/odbcinst.ini src/interfaces/odbc/options.c src/interfaces/odbc/parse.c src/interfaces/odbc/pgapi30.c src/interfaces/odbc/pgapifunc.h src/interfaces/odbc/pgtypes.c src/interfaces/odbc/pgtypes.h src/interfaces/odbc/psqlodbc.c src/interfaces/odbc/psqlodbc.h src/interfaces/odbc/psqlodbc.rc src/interfaces/odbc/psqlodbc.reg src/interfaces/odbc/psqlodbc30.reg src/interfaces/odbc/psqlodbc30w.reg src/interfaces/odbc/psqlodbc_api30.def src/interfaces/odbc/psqlodbc_api30w.def src/interfaces/odbc/psqlodbc_apiw.def src/interfaces/odbc/psqlodbc_win32.def src/interfaces/odbc/qresult.c src/interfaces/odbc/qresult.h src/interfaces/odbc/readme.txt src/interfaces/odbc/resource.h src/interfaces/odbc/results.c src/interfaces/odbc/setup.c src/interfaces/odbc/setup.rul src/interfaces/odbc/socket.c src/interfaces/odbc/socket.h src/interfaces/odbc/statement.c src/interfaces/odbc/statement.h src/interfaces/odbc/tuple.c src/interfaces/odbc/tuple.h src/interfaces/odbc/tuplelist.c src/interfaces/odbc/tuplelist.h src/interfaces/odbc/version.h src/interfaces/odbc/win32.mak src/interfaces/odbc/win32_30.mak src/interfaces/odbc/win32_30w.mak src/interfaces/odbc/win32w.mak src/interfaces/odbc/win_md5.c src/interfaces/odbc/win_setup.h src/interfaces/odbc/win_unicode.c src/interfaces/perl5/Changes src/interfaces/perl5/GNUmakefile src/interfaces/perl5/MANIFEST src/interfaces/perl5/Makefile.PL src/interfaces/perl5/Pg.pm src/interfaces/perl5/Pg.xs src/interfaces/perl5/README src/interfaces/perl5/examples/ApachePg.pl src/interfaces/perl5/examples/example.newstyle src/interfaces/perl5/examples/example.oldstyle src/interfaces/perl5/ppport.h src/interfaces/perl5/test.pl src/interfaces/perl5/typemap src/interfaces/python/Announce src/interfaces/python/ChangeLog src/interfaces/python/GNUmakefile src/interfaces/python/PyGreSQL.spec src/interfaces/python/README src/interfaces/python/README.linux src/interfaces/python/Setup.in.raw src/interfaces/python/pg.py src/interfaces/python/pgdb.py src/interfaces/python/pgmodule.c src/interfaces/python/setup.py src/interfaces/python/tutorial/advanced.py src/interfaces/python/tutorial/basics.py src/interfaces/python/tutorial/func.py src/interfaces/python/tutorial/syscat.py src/interfaces/ssl/client.conf src/interfaces/ssl/mkcert.sh src/interfaces/ssl/pgkeygen.sh src/interfaces/ssl/root.conf src/interfaces/ssl/server.conf src/makefiles/Makefile.aix src/makefiles/Makefile.beos src/makefiles/Makefile.bsdi src/makefiles/Makefile.darwin src/makefiles/Makefile.dgux src/makefiles/Makefile.freebsd src/makefiles/Makefile.hpux src/makefiles/Makefile.irix5 src/makefiles/Makefile.linux src/makefiles/Makefile.netbsd src/makefiles/Makefile.openbsd src/makefiles/Makefile.osf src/makefiles/Makefile.qnx4 src/makefiles/Makefile.sco src/makefiles/Makefile.solaris src/makefiles/Makefile.sunos4 src/makefiles/Makefile.svr4 src/makefiles/Makefile.ultrix4 src/makefiles/Makefile.univel src/makefiles/Makefile.unixware src/makefiles/Makefile.win src/nls-global.mk src/pl/Makefile src/pl/plperl/GNUmakefile src/pl/plperl/README src/pl/plperl/SPI.xs src/pl/plperl/eloglvl.c src/pl/plperl/eloglvl.h src/pl/plperl/plperl.c src/pl/plperl/ppport.h src/pl/plpgsql/Makefile src/pl/plpgsql/src/.cvsignore src/pl/plpgsql/src/INSTALL src/pl/plpgsql/src/Makefile src/pl/plpgsql/src/gram.y src/pl/plpgsql/src/pl_comp.c 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src/test/bench/query01 src/test/bench/query02 src/test/bench/query03 src/test/bench/query04 src/test/bench/query05 src/test/bench/query06 src/test/bench/query07 src/test/bench/query08 src/test/bench/query09 src/test/bench/query10 src/test/bench/query11 src/test/bench/query12 src/test/bench/query13 src/test/bench/query14 src/test/bench/query15 src/test/bench/query16 src/test/bench/query17 src/test/bench/query18 src/test/bench/query19 src/test/bench/query20 src/test/bench/query21 src/test/bench/query22 src/test/bench/query23 src/test/bench/query24 src/test/bench/query25 src/test/bench/query26 src/test/bench/query27 src/test/bench/query28 src/test/bench/query29 src/test/bench/query30 src/test/bench/query31 src/test/bench/query32 src/test/bench/runwisc.sh src/test/bench/wholebench.sh src/test/examples/Makefile src/test/examples/testlibpq.c src/test/examples/testlibpq2.c src/test/examples/testlibpq2.sql src/test/examples/testlibpq3.c src/test/examples/testlibpq3.sql src/test/examples/testlibpq4.c src/test/examples/testlo.c src/test/locale/Makefile src/test/locale/README src/test/locale/de_DE.ISO8859-1/Makefile src/test/locale/de_DE.ISO8859-1/README src/test/locale/de_DE.ISO8859-1/expected/de-ctype.out src/test/locale/de_DE.ISO8859-1/expected/test-de-char.sql.out src/test/locale/de_DE.ISO8859-1/expected/test-de-select.sql.out src/test/locale/de_DE.ISO8859-1/expected/test-de-sort.out src/test/locale/de_DE.ISO8859-1/expected/test-de-text.sql.out src/test/locale/de_DE.ISO8859-1/expected/test-de-upper-char.sql.out src/test/locale/de_DE.ISO8859-1/expected/test-de-upper-text.sql.out src/test/locale/de_DE.ISO8859-1/expected/test-de-upper-varchar.sql.out src/test/locale/de_DE.ISO8859-1/expected/test-de-varchar.sql.out src/test/locale/de_DE.ISO8859-1/runall src/test/locale/de_DE.ISO8859-1/test-de-select.sql.in src/test/locale/de_DE.ISO8859-1/test-de-sort.in src/test/locale/de_DE.ISO8859-1/test-de-upper.sql.in src/test/locale/de_DE.ISO8859-1/test-de.sql.in src/test/locale/gr_GR.ISO8859-7/Makefile src/test/locale/gr_GR.ISO8859-7/README src/test/locale/gr_GR.ISO8859-7/expected/gr-ctype.out src/test/locale/gr_GR.ISO8859-7/expected/test-gr-char.sql.out src/test/locale/gr_GR.ISO8859-7/expected/test-gr-select.sql.out src/test/locale/gr_GR.ISO8859-7/expected/test-gr-sort.out src/test/locale/gr_GR.ISO8859-7/expected/test-gr-text.sql.out src/test/locale/gr_GR.ISO8859-7/expected/test-gr-varchar.sql.out src/test/locale/gr_GR.ISO8859-7/runall src/test/locale/gr_GR.ISO8859-7/test-gr-select.sql.in src/test/locale/gr_GR.ISO8859-7/test-gr-sort.in src/test/locale/gr_GR.ISO8859-7/test-gr.sql.in src/test/locale/koi8-r/Makefile src/test/locale/koi8-r/expected/koi8-ctype.out src/test/locale/koi8-r/expected/test-koi8-char.sql.out src/test/locale/koi8-r/expected/test-koi8-select.sql.out src/test/locale/koi8-r/expected/test-koi8-sort.out src/test/locale/koi8-r/expected/test-koi8-text.sql.out src/test/locale/koi8-r/expected/test-koi8-varchar.sql.out src/test/locale/koi8-r/runall src/test/locale/koi8-r/test-koi8-select.sql.in src/test/locale/koi8-r/test-koi8-sort.in src/test/locale/koi8-r/test-koi8.sql.in src/test/locale/koi8-to-win1251/Makefile src/test/locale/koi8-to-win1251/README src/test/locale/koi8-to-win1251/expected/test-koi8-char.sql.out src/test/locale/koi8-to-win1251/expected/test-koi8-select.sql.out src/test/locale/koi8-to-win1251/expected/test-koi8-sort.out src/test/locale/koi8-to-win1251/expected/test-koi8-text.sql.out src/test/locale/koi8-to-win1251/expected/test-koi8-varchar.sql.out src/test/locale/koi8-to-win1251/runall src/test/locale/koi8-to-win1251/test-koi8-select.sql.in src/test/locale/koi8-to-win1251/test-koi8-sort.in src/test/locale/koi8-to-win1251/test-koi8.sql.in src/test/locale/sort-test.pl src/test/locale/sort-test.py src/test/locale/test-ctype.c src/test/locale/test-pgsql-locale.c src/test/mb/README src/test/mb/expected/big5.out src/test/mb/expected/euc_cn.out src/test/mb/expected/euc_jp.out src/test/mb/expected/euc_kr.out src/test/mb/expected/euc_tw.out src/test/mb/expected/mule_internal.out src/test/mb/expected/sjis.out src/test/mb/expected/unicode.out src/test/mb/mbregress.sh src/test/mb/sql/big5.sql src/test/mb/sql/euc_cn.sql src/test/mb/sql/euc_jp.sql src/test/mb/sql/euc_kr.sql src/test/mb/sql/euc_tw.sql src/test/mb/sql/mule_internal.sql src/test/mb/sql/sjis.sql src/test/mb/sql/unicode.sql src/test/performance/results/PgSQL.970926 src/test/performance/runtests.pl src/test/performance/sqls/connection src/test/performance/sqls/crtsimple src/test/performance/sqls/crtsimpleidx src/test/performance/sqls/drpsimple src/test/performance/sqls/inssimple src/test/performance/sqls/inssimple.data src/test/performance/sqls/orbsimple src/test/performance/sqls/slcsimple src/test/performance/sqls/slcsimple.data src/test/performance/sqls/vacuum src/test/performance/start-pgsql.sh src/test/regress/GNUmakefile src/test/regress/Makefile src/test/regress/README src/test/regress/data/agg.data src/test/regress/data/constrf.data src/test/regress/data/constro.data src/test/regress/data/dept.data src/test/regress/data/desc.data src/test/regress/data/emp.data src/test/regress/data/hash.data src/test/regress/data/onek.data src/test/regress/data/person.data src/test/regress/data/real_city.data src/test/regress/data/rect.data src/test/regress/data/streets.data src/test/regress/data/stud_emp.data src/test/regress/data/student.data src/test/regress/data/tenk.data src/test/regress/expected/abstime-solaris-1947.out src/test/regress/expected/abstime.out src/test/regress/expected/aggregates.out src/test/regress/expected/alter_table.out src/test/regress/expected/arrays.out src/test/regress/expected/bit.out src/test/regress/expected/boolean.out src/test/regress/expected/box.out src/test/regress/expected/btree_index.out src/test/regress/expected/case.out src/test/regress/expected/char.out src/test/regress/expected/char_1.out src/test/regress/expected/circle.out src/test/regress/expected/comments.out src/test/regress/expected/create_aggregate.out src/test/regress/expected/create_index.out src/test/regress/expected/create_misc.out src/test/regress/expected/create_operator.out src/test/regress/expected/create_table.out src/test/regress/expected/create_type.out src/test/regress/expected/create_view.out src/test/regress/expected/date.out src/test/regress/expected/domain.out src/test/regress/expected/errors.out src/test/regress/expected/euc_cn.out src/test/regress/expected/euc_jp.out src/test/regress/expected/euc_kr.out src/test/regress/expected/euc_tw.out src/test/regress/expected/float4-exp-three-digits.out src/test/regress/expected/float4.out src/test/regress/expected/float8-exp-three-digits.out src/test/regress/expected/float8-fp-exception.out src/test/regress/expected/float8-small-is-zero.out src/test/regress/expected/float8.out src/test/regress/expected/foreign_key.out src/test/regress/expected/geometry-alpha-precision.out src/test/regress/expected/geometry-bsdi-precision.out src/test/regress/expected/geometry-i86-gnulibc.out src/test/regress/expected/geometry-intel-beos.out src/test/regress/expected/geometry-irix.out src/test/regress/expected/geometry-positive-zeros-bsd.out src/test/regress/expected/geometry-positive-zeros.out src/test/regress/expected/geometry-powerpc-aix4.out src/test/regress/expected/geometry-powerpc-darwin.out src/test/regress/expected/geometry-powerpc-linux-gnulibc1.out src/test/regress/expected/geometry-solaris-i386-pc.out src/test/regress/expected/geometry-solaris-precision.out src/test/regress/expected/geometry-uw7-cc.out src/test/regress/expected/geometry-uw7-gcc.out src/test/regress/expected/geometry.out src/test/regress/expected/hash_index.out src/test/regress/expected/horology-no-DST-before-1970.out src/test/regress/expected/horology-solaris-1947.out src/test/regress/expected/horology.out src/test/regress/expected/inet.out src/test/regress/expected/inherit.out src/test/regress/expected/insert.out src/test/regress/expected/int2.out src/test/regress/expected/int4.out src/test/regress/expected/int8-exp-three-digits.out src/test/regress/expected/int8.out src/test/regress/expected/interval.out src/test/regress/expected/join.out src/test/regress/expected/limit.out src/test/regress/expected/lseg.out src/test/regress/expected/mule_internal.out src/test/regress/expected/name.out src/test/regress/expected/numeric.out src/test/regress/expected/numeric_big.out src/test/regress/expected/numerology.out src/test/regress/expected/oid.out src/test/regress/expected/oidjoins.out src/test/regress/expected/opr_sanity.out src/test/regress/expected/path.out src/test/regress/expected/plpgsql.out src/test/regress/expected/point.out src/test/regress/expected/polygon.out src/test/regress/expected/portals.out src/test/regress/expected/portals_p2.out src/test/regress/expected/privileges.out src/test/regress/expected/random.out src/test/regress/expected/reltime.out src/test/regress/expected/rules.out src/test/regress/expected/sanity_check.out src/test/regress/expected/select.out src/test/regress/expected/select_distinct.out src/test/regress/expected/select_distinct_on.out src/test/regress/expected/select_having.out src/test/regress/expected/select_having_1.out src/test/regress/expected/select_implicit.out src/test/regress/expected/select_implicit_1.out src/test/regress/expected/select_into.out src/test/regress/expected/select_views.out src/test/regress/expected/select_views_1.out src/test/regress/expected/sql_ascii.out src/test/regress/expected/strings.out src/test/regress/expected/subselect.out src/test/regress/expected/temp.out src/test/regress/expected/text.out src/test/regress/expected/time.out src/test/regress/expected/timestamp.out src/test/regress/expected/timestamptz.out src/test/regress/expected/timetz.out src/test/regress/expected/tinterval-solaris-1947.out src/test/regress/expected/tinterval.out src/test/regress/expected/transactions.out src/test/regress/expected/triggers.out src/test/regress/expected/type_sanity.out src/test/regress/expected/union.out src/test/regress/expected/varchar.out src/test/regress/expected/varchar_1.out src/test/regress/input/constraints.source src/test/regress/input/copy.source src/test/regress/input/create_function_1.source src/test/regress/input/create_function_2.source src/test/regress/input/misc.source src/test/regress/output/constraints.source src/test/regress/output/copy.source src/test/regress/output/create_function_1.source src/test/regress/output/create_function_2.source src/test/regress/output/misc.source src/test/regress/parallel_schedule src/test/regress/pg_regress.sh src/test/regress/regress.c src/test/regress/regressplans.sh src/test/regress/resultmap src/test/regress/serial_schedule src/test/regress/sql/abstime.sql src/test/regress/sql/aggregates.sql src/test/regress/sql/alter_table.sql src/test/regress/sql/arrays.sql src/test/regress/sql/bit.sql src/test/regress/sql/boolean.sql src/test/regress/sql/box.sql src/test/regress/sql/btree_index.sql src/test/regress/sql/case.sql src/test/regress/sql/char.sql src/test/regress/sql/circle.sql src/test/regress/sql/comments.sql src/test/regress/sql/create_aggregate.sql src/test/regress/sql/create_index.sql src/test/regress/sql/create_misc.sql src/test/regress/sql/create_operator.sql src/test/regress/sql/create_table.sql src/test/regress/sql/create_type.sql src/test/regress/sql/create_view.sql src/test/regress/sql/date.sql src/test/regress/sql/domain.sql src/test/regress/sql/drop.sql src/test/regress/sql/errors.sql src/test/regress/sql/euc_cn.sql src/test/regress/sql/euc_jp.sql src/test/regress/sql/euc_kr.sql src/test/regress/sql/euc_tw.sql src/test/regress/sql/float4.sql src/test/regress/sql/float8.sql src/test/regress/sql/foreign_key.sql src/test/regress/sql/geometry.sql src/test/regress/sql/hash_index.sql src/test/regress/sql/horology.sql src/test/regress/sql/inet.sql src/test/regress/sql/inherit.sql src/test/regress/sql/insert.sql src/test/regress/sql/int2.sql src/test/regress/sql/int4.sql src/test/regress/sql/int8.sql src/test/regress/sql/interval.sql src/test/regress/sql/join.sql src/test/regress/sql/limit.sql src/test/regress/sql/lseg.sql src/test/regress/sql/mule_internal.sql src/test/regress/sql/name.sql src/test/regress/sql/numeric.sql src/test/regress/sql/numeric_big.sql src/test/regress/sql/numerology.sql src/test/regress/sql/oid.sql src/test/regress/sql/oidjoins.sql src/test/regress/sql/opr_sanity.sql src/test/regress/sql/path.sql src/test/regress/sql/plpgsql.sql src/test/regress/sql/point.sql src/test/regress/sql/polygon.sql src/test/regress/sql/portals.sql src/test/regress/sql/portals_p2.sql src/test/regress/sql/privileges.sql src/test/regress/sql/random.sql src/test/regress/sql/reltime.sql src/test/regress/sql/rules.sql src/test/regress/sql/sanity_check.sql src/test/regress/sql/select.sql src/test/regress/sql/select_distinct.sql src/test/regress/sql/select_distinct_on.sql src/test/regress/sql/select_having.sql src/test/regress/sql/select_implicit.sql src/test/regress/sql/select_into.sql src/test/regress/sql/select_views.sql src/test/regress/sql/sql_ascii.sql src/test/regress/sql/strings.sql src/test/regress/sql/subselect.sql src/test/regress/sql/temp.sql src/test/regress/sql/text.sql src/test/regress/sql/time.sql src/test/regress/sql/timestamp.sql src/test/regress/sql/timestamptz.sql src/test/regress/sql/timetz.sql src/test/regress/sql/tinterval.sql src/test/regress/sql/transactions.sql src/test/regress/sql/triggers.sql src/test/regress/sql/type_sanity.sql src/test/regress/sql/union.sql src/test/regress/sql/varchar.sql src/tools/RELEASE_CHANGES src/tools/backend/README src/tools/backend/backend_dirs.html src/tools/backend/flow.fig src/tools/backend/flow.gif src/tools/backend/index.html src/tools/ccsym src/tools/copyright src/tools/entab/Makefile src/tools/entab/entab.c src/tools/entab/entab.man src/tools/entab/halt.c src/tools/find_badmacros src/tools/find_static src/tools/find_typedef src/tools/make_ctags src/tools/make_diff/README src/tools/make_diff/cporig src/tools/make_diff/difforig src/tools/make_diff/rmorig src/tools/make_etags src/tools/make_keywords src/tools/make_mkid src/tools/pgcvslog src/tools/pginclude/README src/tools/pginclude/pgcompinclude src/tools/pginclude/pgdefine src/tools/pginclude/pgfixinclude src/tools/pginclude/pgrminclude src/tools/pgindent/README src/tools/pgindent/indent.bsd.patch src/tools/pgindent/pgcppindent src/tools/pgindent/pgindent src/tools/pgindent/pgjindent src/tutorial/Makefile src/tutorial/README src/tutorial/advanced.source src/tutorial/basics.source src/tutorial/beard.c src/tutorial/complex.c src/tutorial/complex.source src/tutorial/funcs.c src/tutorial/funcs.source src/tutorial/funcs_new.c src/tutorial/syscat.source src/utils/Makefile src/utils/README src/utils/dllinit.c src/utils/getopt.c src/utils/strdup.c src/win32.mak
Diffstat (limited to 'src/interfaces/odbc/connection.c')
-rw-r--r--src/interfaces/odbc/connection.c2146
1 files changed, 0 insertions, 2146 deletions
diff --git a/src/interfaces/odbc/connection.c b/src/interfaces/odbc/connection.c
deleted file mode 100644
index c9b0c01c30c..00000000000
--- a/src/interfaces/odbc/connection.c
+++ /dev/null
@@ -1,2146 +0,0 @@
-/*------
- * Module: connection.c
- *
- * Description: This module contains routines related to
- * connecting to and disconnecting from the Postgres DBMS.
- *
- * Classes: ConnectionClass (Functions prefix: "CC_")
- *
- * API functions: SQLAllocConnect, SQLConnect, SQLDisconnect, SQLFreeConnect,
- * SQLBrowseConnect(NI)
- *
- * Comments: See "notice.txt" for copyright and license information.
- *-------
- */
-/* Multibyte support Eiji Tokuya 2001-03-15 */
-
-#include "connection.h"
-
-#include <stdio.h>
-#include <string.h>
-#include <ctype.h>
-#ifndef WIN32
-#include <errno.h>
-#endif /* WIN32 */
-
-#include "environ.h"
-#include "socket.h"
-#include "statement.h"
-#include "qresult.h"
-#include "lobj.h"
-#include "dlg_specific.h"
-
-#ifdef MULTIBYTE
-#include "multibyte.h"
-#endif
-
-#include "pgapifunc.h"
-#include "md5.h"
-
-#define STMT_INCREMENT 16 /* how many statement holders to allocate
- * at a time */
-
-#define PRN_NULLCHECK
-
-extern GLOBAL_VALUES globals;
-
-
-RETCODE SQL_API
-PGAPI_AllocConnect(
- HENV henv,
- HDBC FAR * phdbc)
-{
- EnvironmentClass *env = (EnvironmentClass *) henv;
- ConnectionClass *conn;
- static char *func = "PGAPI_AllocConnect";
-
- mylog("%s: entering...\n", func);
-
- conn = CC_Constructor();
- mylog("**** %s: henv = %u, conn = %u\n", func, henv, conn);
-
- if (!conn)
- {
- env->errormsg = "Couldn't allocate memory for Connection object.";
- env->errornumber = ENV_ALLOC_ERROR;
- *phdbc = SQL_NULL_HDBC;
- EN_log_error(func, "", env);
- return SQL_ERROR;
- }
-
- if (!EN_add_connection(env, conn))
- {
- env->errormsg = "Maximum number of connections exceeded.";
- env->errornumber = ENV_ALLOC_ERROR;
- CC_Destructor(conn);
- *phdbc = SQL_NULL_HDBC;
- EN_log_error(func, "", env);
- return SQL_ERROR;
- }
-
- if (phdbc)
- *phdbc = (HDBC) conn;
-
- return SQL_SUCCESS;
-}
-
-
-RETCODE SQL_API
-PGAPI_Connect(
- HDBC hdbc,
- UCHAR FAR * szDSN,
- SWORD cbDSN,
- UCHAR FAR * szUID,
- SWORD cbUID,
- UCHAR FAR * szAuthStr,
- SWORD cbAuthStr)
-{
- ConnectionClass *conn = (ConnectionClass *) hdbc;
- ConnInfo *ci;
- static char *func = "PGAPI_Connect";
-
- mylog("%s: entering...\n", func);
-
- if (!conn)
- {
- CC_log_error(func, "", NULL);
- return SQL_INVALID_HANDLE;
- }
-
- ci = &conn->connInfo;
-
- make_string(szDSN, cbDSN, ci->dsn);
-
- /* get the values for the DSN from the registry */
- getDSNinfo(ci, CONN_OVERWRITE);
- logs_on_off(1, ci->drivers.debug, ci->drivers.commlog);
- /* initialize pg_version from connInfo.protocol */
- CC_initialize_pg_version(conn);
-
- /*
- * override values from DSN info with UID and authStr(pwd) This only
- * occurs if the values are actually there.
- */
- make_string(szUID, cbUID, ci->username);
- make_string(szAuthStr, cbAuthStr, ci->password);
-
- /* fill in any defaults */
- getDSNdefaults(ci);
-
- qlog("conn = %u, %s(DSN='%s', UID='%s', PWD='%s')\n", conn, func, ci->dsn, ci->username, ci->password);
-
- if (CC_connect(conn, AUTH_REQ_OK, NULL) <= 0)
- {
- /* Error messages are filled in */
- CC_log_error(func, "Error on CC_connect", conn);
- return SQL_ERROR;
- }
-
- mylog("%s: returning...\n", func);
-
- return SQL_SUCCESS;
-}
-
-
-RETCODE SQL_API
-PGAPI_BrowseConnect(
- HDBC hdbc,
- UCHAR FAR * szConnStrIn,
- SWORD cbConnStrIn,
- UCHAR FAR * szConnStrOut,
- SWORD cbConnStrOutMax,
- SWORD FAR * pcbConnStrOut)
-{
- static char *func = "PGAPI_BrowseConnect";
-
- mylog("%s: entering...\n", func);
-
- return SQL_SUCCESS;
-}
-
-
-/* Drop any hstmts open on hdbc and disconnect from database */
-RETCODE SQL_API
-PGAPI_Disconnect(
- HDBC hdbc)
-{
- ConnectionClass *conn = (ConnectionClass *) hdbc;
- static char *func = "PGAPI_Disconnect";
-
-
- mylog("%s: entering...\n", func);
-
- if (!conn)
- {
- CC_log_error(func, "", NULL);
- return SQL_INVALID_HANDLE;
- }
-
- qlog("conn=%u, %s\n", conn, func);
-
- if (conn->status == CONN_EXECUTING)
- {
- conn->errornumber = CONN_IN_USE;
- conn->errormsg = "A transaction is currently being executed";
- CC_log_error(func, "", conn);
- return SQL_ERROR;
- }
-
- logs_on_off(-1, conn->connInfo.drivers.debug, conn->connInfo.drivers.commlog);
- mylog("%s: about to CC_cleanup\n", func);
-
- /* Close the connection and free statements */
- CC_cleanup(conn);
-
- mylog("%s: done CC_cleanup\n", func);
- mylog("%s: returning...\n", func);
-
- return SQL_SUCCESS;
-}
-
-
-RETCODE SQL_API
-PGAPI_FreeConnect(
- HDBC hdbc)
-{
- ConnectionClass *conn = (ConnectionClass *) hdbc;
- static char *func = "PGAPI_FreeConnect";
-
- mylog("%s: entering...\n", func);
- mylog("**** in %s: hdbc=%u\n", func, hdbc);
-
- if (!conn)
- {
- CC_log_error(func, "", NULL);
- return SQL_INVALID_HANDLE;
- }
-
- /* Remove the connection from the environment */
- if (!EN_remove_connection(conn->henv, conn))
- {
- conn->errornumber = CONN_IN_USE;
- conn->errormsg = "A transaction is currently being executed";
- CC_log_error(func, "", conn);
- return SQL_ERROR;
- }
-
- CC_Destructor(conn);
-
- mylog("%s: returning...\n", func);
-
- return SQL_SUCCESS;
-}
-
-
-void
-CC_conninfo_init(ConnInfo *conninfo)
-{
- memset(conninfo, 0, sizeof(ConnInfo));
- conninfo->disallow_premature = -1;
- conninfo->allow_keyset = -1;
- conninfo->lf_conversion = -1;
- conninfo->true_is_minus1 = -1;
- conninfo->int8_as = -101;
- memcpy(&(conninfo->drivers), &globals, sizeof(globals));
-}
-/*
- * IMPLEMENTATION CONNECTION CLASS
- */
-ConnectionClass *
-CC_Constructor()
-{
- ConnectionClass *rv;
-
- rv = (ConnectionClass *) malloc(sizeof(ConnectionClass));
-
- if (rv != NULL)
- {
- rv->henv = NULL; /* not yet associated with an environment */
-
- rv->errormsg = NULL;
- rv->errornumber = 0;
- rv->errormsg_created = FALSE;
-
- rv->status = CONN_NOT_CONNECTED;
- rv->transact_status = CONN_IN_AUTOCOMMIT; /* autocommit by default */
-
- CC_conninfo_init(&(rv->connInfo));
- rv->sock = SOCK_Constructor(rv);
- if (!rv->sock)
- return NULL;
-
- rv->stmts = (StatementClass **) malloc(sizeof(StatementClass *) * STMT_INCREMENT);
- if (!rv->stmts)
- return NULL;
- memset(rv->stmts, 0, sizeof(StatementClass *) * STMT_INCREMENT);
-
- rv->num_stmts = STMT_INCREMENT;
-
- rv->lobj_type = PG_TYPE_LO;
-
- rv->ntables = 0;
- rv->col_info = NULL;
-
- rv->translation_option = 0;
- rv->translation_handle = NULL;
- rv->DataSourceToDriver = NULL;
- rv->DriverToDataSource = NULL;
- rv->driver_version = ODBCVER;
- memset(rv->pg_version, 0, sizeof(rv->pg_version));
- rv->pg_version_number = .0;
- rv->pg_version_major = 0;
- rv->pg_version_minor = 0;
- rv->ms_jet = 0;
- rv->unicode = 0;
- rv->result_uncommitted = 0;
- rv->schema_support = 0;
- rv->isolation = SQL_TXN_READ_COMMITTED;
-#ifdef MULTIBYTE
- rv->client_encoding = NULL;
- rv->server_encoding = NULL;
-#endif /* MULTIBYTE */
- rv->current_schema = NULL;
-
-
- /* Initialize statement options to defaults */
- /* Statements under this conn will inherit these options */
-
- InitializeStatementOptions(&rv->stmtOptions);
- InitializeARDFields(&rv->ardOptions);
- InitializeAPDFields(&rv->apdOptions);
- }
- return rv;
-}
-
-
-char
-CC_Destructor(ConnectionClass *self)
-{
- mylog("enter CC_Destructor, self=%u\n", self);
-
- if (self->status == CONN_EXECUTING)
- return 0;
-
- CC_cleanup(self); /* cleanup socket and statements */
-
- mylog("after CC_Cleanup\n");
-
- /* Free up statement holders */
- if (self->stmts)
- {
- free(self->stmts);
- self->stmts = NULL;
- }
- mylog("after free statement holders\n");
-
- free(self);
-
- mylog("exit CC_Destructor\n");
-
- return 1;
-}
-
-
-/* Return how many cursors are opened on this connection */
-int
-CC_cursor_count(ConnectionClass *self)
-{
- StatementClass *stmt;
- int i,
- count = 0;
-
- mylog("CC_cursor_count: self=%u, num_stmts=%d\n", self, self->num_stmts);
-
- for (i = 0; i < self->num_stmts; i++)
- {
- stmt = self->stmts[i];
- if (stmt && SC_get_Result(stmt) && SC_get_Result(stmt)->cursor)
- count++;
- }
-
- mylog("CC_cursor_count: returning %d\n", count);
-
- return count;
-}
-
-
-void
-CC_clear_error(ConnectionClass *self)
-{
- self->errornumber = 0;
- self->errormsg = NULL;
- self->errormsg_created = FALSE;
-}
-
-
-/*
- * Used to begin a transaction.
- */
-char
-CC_begin(ConnectionClass *self)
-{
- char ret = TRUE;
- if (!CC_is_in_trans(self))
- {
- QResultClass *res = CC_send_query(self, "BEGIN", NULL, CLEAR_RESULT_ON_ABORT);
- mylog("CC_begin: sending BEGIN!\n");
-
- if (res != NULL)
- {
- ret = QR_command_maybe_successful(res);
- QR_Destructor(res);
- }
- else
- return FALSE;
- }
-
- return ret;
-}
-
-/*
- * Used to commit a transaction.
- * We are almost always in the middle of a transaction.
- */
-char
-CC_commit(ConnectionClass *self)
-{
- char ret = FALSE;
- if (CC_is_in_trans(self))
- {
- QResultClass *res = CC_send_query(self, "COMMIT", NULL, CLEAR_RESULT_ON_ABORT);
- mylog("CC_commit: sending COMMIT!\n");
- if (res != NULL)
- {
- ret = QR_command_maybe_successful(res);
- QR_Destructor(res);
- }
- else
- return FALSE;
- }
-
- return ret;
-}
-
-/*
- * Used to cancel a transaction.
- * We are almost always in the middle of a transaction.
- */
-char
-CC_abort(ConnectionClass *self)
-{
- if (CC_is_in_trans(self))
- {
- QResultClass *res = CC_send_query(self, "ROLLBACK", NULL, CLEAR_RESULT_ON_ABORT);
- mylog("CC_abort: sending ABORT!\n");
- if (res != NULL)
- QR_Destructor(res);
- else
- return FALSE;
- }
-
- return TRUE;
-}
-
-
-/* This is called by SQLDisconnect also */
-char
-CC_cleanup(ConnectionClass *self)
-{
- int i;
- StatementClass *stmt;
-
- if (self->status == CONN_EXECUTING)
- return FALSE;
-
- mylog("in CC_Cleanup, self=%u\n", self);
-
- /* Cancel an ongoing transaction */
- /* We are always in the middle of a transaction, */
- /* even if we are in auto commit. */
- if (self->sock)
- CC_abort(self);
-
- mylog("after CC_abort\n");
-
- /* This actually closes the connection to the dbase */
- if (self->sock)
- {
- SOCK_Destructor(self->sock);
- self->sock = NULL;
- }
-
- mylog("after SOCK destructor\n");
-
- /* Free all the stmts on this connection */
- for (i = 0; i < self->num_stmts; i++)
- {
- stmt = self->stmts[i];
- if (stmt)
- {
- stmt->hdbc = NULL; /* prevent any more dbase interactions */
-
- SC_Destructor(stmt);
-
- self->stmts[i] = NULL;
- }
- }
-
- /* Check for translation dll */
-#ifdef WIN32
- if (self->translation_handle)
- {
- FreeLibrary(self->translation_handle);
- self->translation_handle = NULL;
- }
-#endif
-
- self->status = CONN_NOT_CONNECTED;
- self->transact_status = CONN_IN_AUTOCOMMIT;
- CC_conninfo_init(&(self->connInfo));
-#ifdef MULTIBYTE
- if (self->client_encoding)
- free(self->client_encoding);
- self->client_encoding = NULL;
- if (self->server_encoding)
- free(self->server_encoding);
- self->server_encoding = NULL;
-#endif /* MULTIBYTE */
- if (self->current_schema)
- free(self->current_schema);
- self->current_schema = NULL;
- /* Free cached table info */
- if (self->col_info)
- {
- int i;
-
- for (i = 0; i < self->ntables; i++)
- {
- if (self->col_info[i]->result) /* Free the SQLColumns result structure */
- QR_Destructor(self->col_info[i]->result);
-
- if (self->col_info[i]->schema)
- free(self->col_info[i]->schema);
- free(self->col_info[i]);
- }
- free(self->col_info);
- self->col_info = NULL;
- }
- self->ntables = 0;
- mylog("exit CC_Cleanup\n");
- return TRUE;
-}
-
-
-int
-CC_set_translation(ConnectionClass *self)
-{
-
-#ifdef WIN32
-
- if (self->translation_handle != NULL)
- {
- FreeLibrary(self->translation_handle);
- self->translation_handle = NULL;
- }
-
- if (self->connInfo.translation_dll[0] == 0)
- return TRUE;
-
- self->translation_option = atoi(self->connInfo.translation_option);
- self->translation_handle = LoadLibrary(self->connInfo.translation_dll);
-
- if (self->translation_handle == NULL)
- {
- self->errornumber = CONN_UNABLE_TO_LOAD_DLL;
- self->errormsg = "Could not load the translation DLL.";
- return FALSE;
- }
-
- self->DataSourceToDriver
- = (DataSourceToDriverProc) GetProcAddress(self->translation_handle,
- "SQLDataSourceToDriver");
-
- self->DriverToDataSource
- = (DriverToDataSourceProc) GetProcAddress(self->translation_handle,
- "SQLDriverToDataSource");
-
- if (self->DataSourceToDriver == NULL || self->DriverToDataSource == NULL)
- {
- self->errornumber = CONN_UNABLE_TO_LOAD_DLL;
- self->errormsg = "Could not find translation DLL functions.";
- return FALSE;
- }
-#endif
- return TRUE;
-}
-
-static int
-md5_auth_send(ConnectionClass *self, const char *salt)
-{
- char *pwd1 = NULL, *pwd2 = NULL;
- ConnInfo *ci = &(self->connInfo);
- SocketClass *sock = self->sock;
-
- if (!(pwd1 = malloc(MD5_PASSWD_LEN + 1)))
- return 1;
- if (!EncryptMD5(ci->password, ci->username, strlen(ci->username), pwd1))
- {
- free(pwd1);
- return 1;
- }
- if (!(pwd2 = malloc(MD5_PASSWD_LEN + 1)))
- {
- free(pwd1);
- return 1;
- }
- if (!EncryptMD5(pwd1 + strlen("md5"), salt, 4, pwd2))
- {
- free(pwd2);
- free(pwd1);
- return 1;
- }
- free(pwd1);
- SOCK_put_int(sock, 4 + strlen(pwd2) + 1, 4);
- SOCK_put_n_char(sock, pwd2, strlen(pwd2) + 1);
- SOCK_flush_output(sock);
- free(pwd2);
- return 0;
-}
-
-char
-CC_connect(ConnectionClass *self, char password_req, char *salt_para)
-{
- StartupPacket sp;
- StartupPacket6_2 sp62;
- QResultClass *res;
- SocketClass *sock;
- ConnInfo *ci = &(self->connInfo);
- int areq = -1;
- int beresp;
- static char msgbuffer[ERROR_MSG_LENGTH];
- char salt[5], notice[512];
- static char *func = "CC_connect";
-
-#ifdef MULTIBYTE
- char *encoding;
-#endif /* MULTIBYTE */
-
- mylog("%s: entering...\n", func);
-
- if (password_req != AUTH_REQ_OK)
-
- sock = self->sock; /* already connected, just authenticate */
-
- else
- {
- qlog("Global Options: Version='%s', fetch=%d, socket=%d, unknown_sizes=%d, max_varchar_size=%d, max_longvarchar_size=%d\n",
- POSTGRESDRIVERVERSION,
- ci->drivers.fetch_max,
- ci->drivers.socket_buffersize,
- ci->drivers.unknown_sizes,
- ci->drivers.max_varchar_size,
- ci->drivers.max_longvarchar_size);
- qlog(" disable_optimizer=%d, ksqo=%d, unique_index=%d, use_declarefetch=%d\n",
- ci->drivers.disable_optimizer,
- ci->drivers.ksqo,
- ci->drivers.unique_index,
- ci->drivers.use_declarefetch);
- qlog(" text_as_longvarchar=%d, unknowns_as_longvarchar=%d, bools_as_char=%d\n",
- ci->drivers.text_as_longvarchar,
- ci->drivers.unknowns_as_longvarchar,
- ci->drivers.bools_as_char);
-
-#ifdef MULTIBYTE
- encoding = check_client_encoding(ci->conn_settings);
- if (encoding && strcmp(encoding, "OTHER"))
- self->client_encoding = strdup(encoding);
- else
- {
- encoding = check_client_encoding(ci->drivers.conn_settings);
- if (encoding && strcmp(encoding, "OTHER"))
- self->client_encoding = strdup(encoding);
- }
- if (self->client_encoding)
- self->ccsc = pg_CS_code(self->client_encoding);
- qlog(" extra_systable_prefixes='%s', conn_settings='%s' conn_encoding='%s'\n",
- ci->drivers.extra_systable_prefixes,
- ci->drivers.conn_settings,
- encoding ? encoding : "");
-#else
- qlog(" extra_systable_prefixes='%s', conn_settings='%s'\n",
- ci->drivers.extra_systable_prefixes,
- ci->drivers.conn_settings);
-#endif
-
- if (self->status != CONN_NOT_CONNECTED)
- {
- self->errormsg = "Already connected.";
- self->errornumber = CONN_OPENDB_ERROR;
- return 0;
- }
-
- if (ci->server[0] == '\0' || ci->port[0] == '\0' || ci->database[0] == '\0')
- {
- self->errornumber = CONN_INIREAD_ERROR;
- self->errormsg = "Missing server name, port, or database name in call to CC_connect.";
- return 0;
- }
-
- mylog("CC_connect(): DSN = '%s', server = '%s', port = '%s', database = '%s', username = '%s', password='%s'\n", ci->dsn, ci->server, ci->port, ci->database, ci->username, ci->password);
-
-another_version_retry:
-
- /*
- * If the socket was closed for some reason (like a SQLDisconnect,
- * but no SQLFreeConnect then create a socket now.
- */
- if (!self->sock)
- {
- self->sock = SOCK_Constructor(self);
- if (!self->sock)
- {
- self->errornumber = CONNECTION_SERVER_NOT_REACHED;
- self->errormsg = "Could not open a socket to the server";
- return 0;
- }
- }
-
- sock = self->sock;
-
- mylog("connecting to the server socket...\n");
-
- SOCK_connect_to(sock, (short) atoi(ci->port), ci->server);
- if (SOCK_get_errcode(sock) != 0)
- {
- mylog("connection to the server socket failed.\n");
- self->errornumber = CONNECTION_SERVER_NOT_REACHED;
- self->errormsg = "Could not connect to the server";
- return 0;
- }
- mylog("connection to the server socket succeeded.\n");
-
- if (PROTOCOL_62(ci))
- {
- sock->reverse = TRUE; /* make put_int and get_int work
- * for 6.2 */
-
- memset(&sp62, 0, sizeof(StartupPacket6_2));
- SOCK_put_int(sock, htonl(4 + sizeof(StartupPacket6_2)), 4);
- sp62.authtype = htonl(NO_AUTHENTICATION);
- strncpy(sp62.database, ci->database, PATH_SIZE);
- strncpy(sp62.user, ci->username, NAMEDATALEN);
- SOCK_put_n_char(sock, (char *) &sp62, sizeof(StartupPacket6_2));
- SOCK_flush_output(sock);
- }
- else
- {
- memset(&sp, 0, sizeof(StartupPacket));
-
- mylog("sizeof startup packet = %d\n", sizeof(StartupPacket));
-
- /* Send length of Authentication Block */
- SOCK_put_int(sock, 4 + sizeof(StartupPacket), 4);
-
- if (PROTOCOL_63(ci))
- sp.protoVersion = (ProtocolVersion) htonl(PG_PROTOCOL_63);
- else
- sp.protoVersion = (ProtocolVersion) htonl(PG_PROTOCOL_LATEST);
-
- strncpy(sp.database, ci->database, SM_DATABASE);
- strncpy(sp.user, ci->username, SM_USER);
-
- SOCK_put_n_char(sock, (char *) &sp, sizeof(StartupPacket));
- SOCK_flush_output(sock);
- }
-
- mylog("sent the authentication block.\n");
-
- if (sock->errornumber != 0)
- {
- mylog("couldn't send the authentication block properly.\n");
- self->errornumber = CONN_INVALID_AUTHENTICATION;
- self->errormsg = "Sending the authentication packet failed";
- return 0;
- }
- mylog("sent the authentication block successfully.\n");
- }
-
-
- mylog("gonna do authentication\n");
-
-
- /*
- * Now get the authentication request from backend
- */
-
- if (!PROTOCOL_62(ci))
- {
- BOOL before_64 = PG_VERSION_LT(self, 6.4),
- ReadyForQuery = FALSE;
-
- do
- {
- if (password_req != AUTH_REQ_OK)
- beresp = 'R';
- else
- {
- beresp = SOCK_get_char(sock);
- mylog("auth got '%c'\n", beresp);
- }
-
- switch (beresp)
- {
- case 'E':
-
- SOCK_get_string(sock, msgbuffer, ERROR_MSG_LENGTH);
- self->errornumber = CONN_INVALID_AUTHENTICATION;
- self->errormsg = msgbuffer;
- qlog("ERROR from backend during authentication: '%s'\n", self->errormsg);
- if (strncmp(msgbuffer, "Unsupported frontend protocol", 29) == 0)
- { /* retry older version */
- if (PROTOCOL_63(ci))
- strcpy(ci->protocol, PG62);
- else
- strcpy(ci->protocol, PG63);
- SOCK_Destructor(sock);
- self->sock = (SocketClass *) 0;
- CC_initialize_pg_version(self);
- goto another_version_retry;
- }
-
- return 0;
- case 'R':
-
- if (password_req != AUTH_REQ_OK)
- {
- mylog("in 'R' password_req=%s\n", ci->password);
- areq = password_req;
- if (salt_para)
- memcpy(salt, salt_para, sizeof(salt));
- password_req = AUTH_REQ_OK;
- }
- else
- {
-
- areq = SOCK_get_int(sock, 4);
- if (areq == AUTH_REQ_MD5)
- SOCK_get_n_char(sock, salt, 4);
- else if (areq == AUTH_REQ_CRYPT)
- SOCK_get_n_char(sock, salt, 2);
-
- mylog("areq = %d\n", areq);
- }
- switch (areq)
- {
- case AUTH_REQ_OK:
- break;
-
- case AUTH_REQ_KRB4:
- self->errormsg = "Kerberos 4 authentication not supported";
- self->errornumber = CONN_AUTH_TYPE_UNSUPPORTED;
- return 0;
-
- case AUTH_REQ_KRB5:
- self->errormsg = "Kerberos 5 authentication not supported";
- self->errornumber = CONN_AUTH_TYPE_UNSUPPORTED;
- return 0;
-
- case AUTH_REQ_PASSWORD:
- mylog("in AUTH_REQ_PASSWORD\n");
-
- if (ci->password[0] == '\0')
- {
- self->errornumber = CONNECTION_NEED_PASSWORD;
- self->errormsg = "A password is required for this connection.";
- return -areq; /* need password */
- }
-
- mylog("past need password\n");
-
- SOCK_put_int(sock, 4 + strlen(ci->password) + 1, 4);
- SOCK_put_n_char(sock, ci->password, strlen(ci->password) + 1);
- SOCK_flush_output(sock);
-
- mylog("past flush\n");
- break;
-
- case AUTH_REQ_CRYPT:
- self->errormsg = "Password crypt authentication not supported";
- self->errornumber = CONN_AUTH_TYPE_UNSUPPORTED;
- return 0;
- case AUTH_REQ_MD5:
- mylog("in AUTH_REQ_MD5\n");
- if (ci->password[0] == '\0')
- {
- self->errornumber = CONNECTION_NEED_PASSWORD;
- self->errormsg = "A password is required for this connection.";
- if (salt_para)
- memcpy(salt_para, salt, sizeof(salt));
- return -areq; /* need password */
- }
- if (md5_auth_send(self, salt))
- {
- self->errormsg = "md5 hashing failed";
- self->errornumber = CONN_INVALID_AUTHENTICATION;
- return 0;
- }
- break;
-
- case AUTH_REQ_SCM_CREDS:
- self->errormsg = "Unix socket credential authentication not supported";
- self->errornumber = CONN_AUTH_TYPE_UNSUPPORTED;
- return 0;
-
- default:
- self->errormsg = "Unknown authentication type";
- self->errornumber = CONN_AUTH_TYPE_UNSUPPORTED;
- return 0;
- }
- break;
- case 'K': /* Secret key (6.4 protocol) */
- self->be_pid = SOCK_get_int(sock, 4); /* pid */
- self->be_key = SOCK_get_int(sock, 4); /* key */
-
- break;
- case 'Z': /* Backend is ready for new query (6.4) */
- ReadyForQuery = TRUE;
- break;
- case 'N': /* Notices may come */
- while (SOCK_get_string(sock, notice, sizeof(notice) - 1)) ;
- break;
- default:
- self->errormsg = "Unexpected protocol character during authentication";
- self->errornumber = CONN_INVALID_AUTHENTICATION;
- return 0;
- }
-
- /*
- * There were no ReadyForQuery responce before 6.4.
- */
- if (before_64 && areq == AUTH_REQ_OK)
- ReadyForQuery = TRUE;
- } while (!ReadyForQuery);
- }
-
-
- CC_clear_error(self); /* clear any password error */
-
- /*
- * send an empty query in order to find out whether the specified
- * database really exists on the server machine
- */
- mylog("sending an empty query...\n");
-
- res = CC_send_query(self, " ", NULL, CLEAR_RESULT_ON_ABORT);
- if (res == NULL || QR_get_status(res) != PGRES_EMPTY_QUERY)
- {
- mylog("got no result from the empty query. (probably database does not exist)\n");
- self->errornumber = CONNECTION_NO_SUCH_DATABASE;
- self->errormsg = "The database does not exist on the server\nor user authentication failed.";
- if (res != NULL)
- QR_Destructor(res);
- return 0;
- }
- if (res)
- QR_Destructor(res);
-
- mylog("empty query seems to be OK.\n");
-
- CC_set_translation(self);
-
- /*
- * Send any initial settings
- */
-
- /*
- * Since these functions allocate statements, and since the connection
- * is not established yet, it would violate odbc state transition
- * rules. Therefore, these functions call the corresponding local
- * function instead.
- */
- CC_send_settings(self);
- CC_lookup_lo(self); /* a hack to get the oid of
- our large object oid type */
- CC_lookup_pg_version(self); /* Get PostgreSQL version for
- SQLGetInfo use */
-
- /*
- * Multibyte handling is available ?
- */
-#ifdef MULTIBYTE
- if (PG_VERSION_GE(self, 6.4))
- {
- CC_lookup_characterset(self);
- if (self->errornumber != 0)
- return 0;
-#ifdef UNICODE_SUPPORT
- if (self->unicode)
- {
- if (!self->client_encoding ||
- stricmp(self->client_encoding, "UNICODE"))
- {
- QResultClass *res;
- if (PG_VERSION_LT(self, 7.1))
- {
- self->errornumber = CONN_NOT_IMPLEMENTED_ERROR;
- self->errormsg = "UTF-8 conversion isn't implemented before 7.1";
- return 0;
- }
- if (self->client_encoding)
- free(self->client_encoding);
- self->client_encoding = NULL;
- if (res = CC_send_query(self, "set client_encoding to 'UTF8'", NULL, CLEAR_RESULT_ON_ABORT), res)
- {
- self->client_encoding = strdup("UNICODE");
- QR_Destructor(res);
-
- }
- }
- }
-#else
- {
- }
-#endif /* UNICODE_SUPPORT */
- }
-#ifdef UNICODE_SUPPORT
- else if (self->unicode)
- {
- self->errornumber = CONN_NOT_IMPLEMENTED_ERROR;
- self->errormsg = "Unicode isn't supported before 6.4";
- return 0;
- }
-#endif /* UNICODE_SUPPORT */
-#endif /* MULTIBYTE */
- ci->updatable_cursors = 0;
-#ifdef DRIVER_CURSOR_IMPLEMENT
- if (!ci->drivers.use_declarefetch &&
- PG_VERSION_GE(self, 7.0)) /* Tid scan since 7.0 */
- ci->updatable_cursors = ci->allow_keyset;
-#endif /* DRIVER_CURSOR_IMPLEMENT */
-
- CC_clear_error(self); /* clear any initial command errors */
- self->status = CONN_CONNECTED;
-
- mylog("%s: returning...\n", func);
-
- return 1;
-
-}
-
-
-char
-CC_add_statement(ConnectionClass *self, StatementClass *stmt)
-{
- int i;
-
- mylog("CC_add_statement: self=%u, stmt=%u\n", self, stmt);
-
- for (i = 0; i < self->num_stmts; i++)
- {
- if (!self->stmts[i])
- {
- stmt->hdbc = self;
- self->stmts[i] = stmt;
- return TRUE;
- }
- }
-
- /* no more room -- allocate more memory */
- self->stmts = (StatementClass **) realloc(self->stmts, sizeof(StatementClass *) * (STMT_INCREMENT + self->num_stmts));
- if (!self->stmts)
- return FALSE;
-
- memset(&self->stmts[self->num_stmts], 0, sizeof(StatementClass *) * STMT_INCREMENT);
-
- stmt->hdbc = self;
- self->stmts[self->num_stmts] = stmt;
-
- self->num_stmts += STMT_INCREMENT;
-
- return TRUE;
-}
-
-
-char
-CC_remove_statement(ConnectionClass *self, StatementClass *stmt)
-{
- int i;
-
- for (i = 0; i < self->num_stmts; i++)
- {
- if (self->stmts[i] == stmt && stmt->status != STMT_EXECUTING)
- {
- self->stmts[i] = NULL;
- return TRUE;
- }
- }
-
- return FALSE;
-}
-
-
-/*
- * Create a more informative error message by concatenating the connection
- * error message with its socket error message.
- */
-char *
-CC_create_errormsg(ConnectionClass *self)
-{
- SocketClass *sock = self->sock;
- int pos;
- static char msg[4096];
-
- mylog("enter CC_create_errormsg\n");
-
- msg[0] = '\0';
-
- if (self->errormsg)
- strcpy(msg, self->errormsg);
-
- mylog("msg = '%s'\n", msg);
-
- if (sock && sock->errormsg && sock->errormsg[0] != '\0')
- {
- pos = strlen(msg);
- sprintf(&msg[pos], ";\n%s", sock->errormsg);
- }
-
- mylog("exit CC_create_errormsg\n");
- return msg;
-}
-
-
-char
-CC_get_error(ConnectionClass *self, int *number, char **message)
-{
- int rv;
-
- mylog("enter CC_get_error\n");
-
- /* Create a very informative errormsg if it hasn't been done yet. */
- if (!self->errormsg_created)
- {
- self->errormsg = CC_create_errormsg(self);
- self->errormsg_created = TRUE;
- }
-
- if (self->errornumber)
- {
- *number = self->errornumber;
- *message = self->errormsg;
- }
- rv = (self->errornumber != 0);
-
- self->errornumber = 0; /* clear the error */
-
- mylog("exit CC_get_error\n");
-
- return rv;
-}
-
-
-void CC_on_commit(ConnectionClass *conn)
-{
- if (CC_is_in_trans(conn))
- {
-#ifdef DRIVER_CURSOR_IMPLEMENT
- if (conn->result_uncommitted)
- ProcessRollback(conn, FALSE);
-#endif /* DRIVER_CURSOR_IMPLEMENT */
- CC_set_no_trans(conn);
- }
- conn->result_uncommitted = 0;
-}
-void CC_on_abort(ConnectionClass *conn, UDWORD opt)
-{
- if (CC_is_in_trans(conn))
- {
-#ifdef DRIVER_CURSOR_IMPLEMENT
- if (conn->result_uncommitted)
- ProcessRollback(conn, TRUE);
-#endif /* DRIVER_CURSOR_IMPLEMENT */
- if (0 != (opt & NO_TRANS))
- CC_set_no_trans(conn);
- }
- if (0 != (opt & CONN_DEAD))
- conn->status = CONN_DOWN;
- conn->result_uncommitted = 0;
-}
-
-/*
- * The "result_in" is only used by QR_next_tuple() to fetch another group of rows into
- * the same existing QResultClass (this occurs when the tuple cache is depleted and
- * needs to be re-filled).
- *
- * The "cursor" is used by SQLExecute to associate a statement handle as the cursor name
- * (i.e., C3326857) for SQL select statements. This cursor is then used in future
- * 'declare cursor C3326857 for ...' and 'fetch 100 in C3326857' statements.
- */
-QResultClass *
-CC_send_query(ConnectionClass *self, char *query, QueryInfo *qi, UDWORD flag)
-{
- QResultClass *cmdres = NULL,
- *retres = NULL,
- *res = NULL;
- BOOL clear_result_on_abort = ((flag & CLEAR_RESULT_ON_ABORT) != 0),
- create_keyset = ((flag & CREATE_KEYSET) != 0),
- issue_begin = ((flag & GO_INTO_TRANSACTION) != 0 && !CC_is_in_trans(self));
- char swallow, *wq, *ptr;
- int id;
- SocketClass *sock = self->sock;
- int maxlen,
- empty_reqs;
- BOOL msg_truncated,
- ReadyToReturn,
- query_completed = FALSE,
- before_64 = PG_VERSION_LT(self, 6.4),
- aborted = FALSE,
- used_passed_result_object = FALSE;
- UDWORD abort_opt;
-
- /* ERROR_MSG_LENGTH is suffcient */
- static char msgbuffer[ERROR_MSG_LENGTH + 1];
-
- /* QR_set_command() dups this string so doesn't need static */
- char cmdbuffer[ERROR_MSG_LENGTH + 1];
-
- mylog("send_query(): conn=%u, query='%s'\n", self, query);
- qlog("conn=%u, query='%s'\n", self, query);
-
- /* Indicate that we are sending a query to the backend */
- maxlen = CC_get_max_query_len(self);
- if (maxlen > 0 && maxlen < (int) strlen(query) + 1)
- {
- self->errornumber = CONNECTION_MSG_TOO_LONG;
- self->errormsg = "Query string is too long";
- return NULL;
- }
-
- if ((NULL == query) || (query[0] == '\0'))
- return NULL;
-
- if (SOCK_get_errcode(sock) != 0)
- {
- self->errornumber = CONNECTION_COULD_NOT_SEND;
- self->errormsg = "Could not send Query to backend";
- CC_on_abort(self, NO_TRANS | CONN_DEAD);
- return NULL;
- }
-
- SOCK_put_char(sock, 'Q');
- if (SOCK_get_errcode(sock) != 0)
- {
- self->errornumber = CONNECTION_COULD_NOT_SEND;
- self->errormsg = "Could not send Query to backend";
- CC_on_abort(self, NO_TRANS | CONN_DEAD);
- return NULL;
- }
-
- if (issue_begin)
- SOCK_put_n_char(sock, "begin;", 6);
- SOCK_put_string(sock, query);
- SOCK_flush_output(sock);
-
- if (SOCK_get_errcode(sock) != 0)
- {
- self->errornumber = CONNECTION_COULD_NOT_SEND;
- self->errormsg = "Could not send Query to backend";
- CC_on_abort(self, NO_TRANS | CONN_DEAD);
- return NULL;
- }
-
- mylog("send_query: done sending query\n");
-
- ReadyToReturn = FALSE;
- empty_reqs = 0;
- for (wq = query; isspace((unsigned char) *wq); wq++)
- ;
- if (*wq == '\0')
- empty_reqs = 1;
- cmdres = qi ? qi->result_in : NULL;
- if (cmdres)
- used_passed_result_object = TRUE;
- else
- {
- cmdres = QR_Constructor();
- if (!cmdres)
- {
- self->errornumber = CONNECTION_COULD_NOT_RECEIVE;
- self->errormsg = "Could not create result info in send_query.";
- return NULL;
- }
- }
- res = cmdres;
- while (!ReadyToReturn)
- {
- /* what type of message is coming now ? */
- id = SOCK_get_char(sock);
-
- if ((SOCK_get_errcode(sock) != 0) || (id == EOF))
- {
- self->errornumber = CONNECTION_NO_RESPONSE;
- self->errormsg = "No response from the backend";
-
- mylog("send_query: 'id' - %s\n", self->errormsg);
- CC_on_abort(self, NO_TRANS | CONN_DEAD);
- ReadyToReturn = TRUE;
- retres = NULL;
- break;
- }
-
- mylog("send_query: got id = '%c'\n", id);
-
- switch (id)
- {
- case 'A': /* Asynchronous Messages are ignored */
- (void) SOCK_get_int(sock, 4); /* id of notification */
- SOCK_get_string(sock, msgbuffer, ERROR_MSG_LENGTH);
- /* name of the relation the message comes from */
- break;
- case 'C': /* portal query command, no tuples
- * returned */
- /* read in the return message from the backend */
- SOCK_get_string(sock, cmdbuffer, ERROR_MSG_LENGTH);
- if (SOCK_get_errcode(sock) != 0)
- {
- self->errornumber = CONNECTION_NO_RESPONSE;
- self->errormsg = "No response from backend while receiving a portal query command";
- mylog("send_query: 'C' - %s\n", self->errormsg);
- CC_on_abort(self, NO_TRANS | CONN_DEAD);
- ReadyToReturn = TRUE;
- retres = NULL;
- }
- else
- {
- mylog("send_query: ok - 'C' - %s\n", cmdbuffer);
-
- if (query_completed) /* allow for "show" style notices */
- {
- res->next = QR_Constructor();
- res = res->next;
- }
-
- mylog("send_query: setting cmdbuffer = '%s'\n", cmdbuffer);
-
- if (strnicmp(cmdbuffer, "BEGIN", 5) == 0)
- {
- CC_set_in_trans(self);
- if (issue_begin)
- {
- issue_begin = FALSE;
- continue;
- }
- }
- else if (strnicmp(cmdbuffer, "COMMIT", 6) == 0)
- CC_on_commit(self);
- else if (strnicmp(cmdbuffer, "ROLLBACK", 8) == 0)
- CC_on_abort(self, NO_TRANS);
- else if (strnicmp(cmdbuffer, "END", 3) == 0)
- CC_on_commit(self);
- else if (strnicmp(cmdbuffer, "ABORT", 5) == 0)
- CC_on_abort(self, NO_TRANS);
- else
- {
- trim(cmdbuffer); /* get rid of trailing space */
- ptr = strrchr(cmdbuffer, ' ');
- if (ptr)
- res->recent_processed_row_count = atoi(ptr + 1);
- else
- res->recent_processed_row_count = -1;
- }
-
- if (QR_command_successful(res))
- QR_set_status(res, PGRES_COMMAND_OK);
- QR_set_command(res, cmdbuffer);
- query_completed = TRUE;
- mylog("send_query: returning res = %u\n", res);
- if (!before_64)
- break;
-
- /*
- * (Quotation from the original comments) since
- * backend may produce more than one result for some
- * commands we need to poll until clear so we send an
- * empty query, and keep reading out of the pipe until
- * an 'I' is received
- */
-
- if (empty_reqs == 0)
- {
- SOCK_put_string(sock, "Q ");
- SOCK_flush_output(sock);
- empty_reqs++;
- }
- }
- break;
- case 'Z': /* Backend is ready for new query (6.4) */
- if (empty_reqs == 0)
- {
- ReadyToReturn = TRUE;
- if (aborted || query_completed)
- retres = cmdres;
- else
- ReadyToReturn = FALSE;
- }
- break;
- case 'N': /* NOTICE: */
- msg_truncated = SOCK_get_string(sock, cmdbuffer, ERROR_MSG_LENGTH);
- if (QR_command_successful(res))
- QR_set_status(res, PGRES_NONFATAL_ERROR);
- QR_set_notice(res, cmdbuffer); /* will dup this string */
- mylog("~~~ NOTICE: '%s'\n", cmdbuffer);
- qlog("NOTICE from backend during send_query: '%s'\n", cmdbuffer);
- while (msg_truncated)
- msg_truncated = SOCK_get_string(sock, cmdbuffer, ERROR_MSG_LENGTH);
-
- continue; /* dont return a result -- continue
- * reading */
-
- case 'I': /* The server sends an empty query */
- /* There is a closing '\0' following the 'I', so we eat it */
- swallow = SOCK_get_char(sock);
- if ((swallow != '\0') || SOCK_get_errcode(sock) != 0)
- {
- self->errornumber = CONNECTION_BACKEND_CRAZY;
- QR_set_message(res, "Unexpected protocol character from backend (send_query - I)");
- QR_set_status(res, PGRES_FATAL_ERROR);
- ReadyToReturn = TRUE;
- retres = cmdres;
- break;
- }
- else
- {
- /* We return the empty query */
- QR_set_status(res, PGRES_EMPTY_QUERY);
- }
- if (empty_reqs > 0)
- {
- if (--empty_reqs == 0)
- query_completed = TRUE;
- }
- break;
- case 'E':
- msg_truncated = SOCK_get_string(sock, msgbuffer, ERROR_MSG_LENGTH);
-
- /* Remove a newline */
- if (msgbuffer[0] != '\0' && msgbuffer[strlen(msgbuffer) - 1] == '\n')
- msgbuffer[strlen(msgbuffer) - 1] = '\0';
-
-
- mylog("send_query: 'E' - %s\n", msgbuffer);
- qlog("ERROR from backend during send_query: '%s'\n", msgbuffer);
-
- /* We should report that an error occured. Zoltan */
- abort_opt = 0;
- if (!strncmp(msgbuffer, "FATAL", 5))
- {
- self->errornumber = CONNECTION_SERVER_REPORTED_ERROR;
- abort_opt = NO_TRANS | CONN_DEAD;
- }
- else
- self->errornumber = CONNECTION_SERVER_REPORTED_WARNING;
- CC_on_abort(self, abort_opt);
- QR_set_status(res, PGRES_FATAL_ERROR);
- QR_set_message(res, msgbuffer);
- QR_set_aborted(res, TRUE);
- aborted = TRUE;
- while (msg_truncated)
- msg_truncated = SOCK_get_string(sock, cmdbuffer, ERROR_MSG_LENGTH);
-
- query_completed = TRUE;
- break;
-
- case 'P': /* get the Portal name */
- SOCK_get_string(sock, msgbuffer, ERROR_MSG_LENGTH);
- break;
- case 'T': /* Tuple results start here */
- if (query_completed)
- {
- res->next = QR_Constructor();
- if (!res->next)
- {
- self->errornumber = CONNECTION_COULD_NOT_RECEIVE;
- self->errormsg = "Could not create result info in send_query.";
- ReadyToReturn = TRUE;
- retres = NULL;
- break;
- }
- if (create_keyset)
- QR_set_haskeyset(res->next);
- mylog("send_query: 'T' no result_in: res = %u\n", res->next);
- res = res->next;
-
- if (qi)
- QR_set_cache_size(res, qi->row_size);
- }
- if (!used_passed_result_object)
- {
- if (create_keyset)
- QR_set_haskeyset(res);
- if (!QR_fetch_tuples(res, self, qi ? qi->cursor : NULL))
- {
- self->errornumber = CONNECTION_COULD_NOT_RECEIVE;
- self->errormsg = QR_get_message(res);
- ReadyToReturn = TRUE;
- if (PGRES_FATAL_ERROR == QR_get_status(res))
- retres = cmdres;
- else
- retres = NULL;
- break;
- }
- query_completed = TRUE;
- }
- else
- { /* next fetch, so reuse an existing result */
-
- /*
- * called from QR_next_tuple and must return
- * immediately.
- */
- ReadyToReturn = TRUE;
- if (!QR_fetch_tuples(res, NULL, NULL))
- {
- self->errornumber = CONNECTION_COULD_NOT_RECEIVE;
- self->errormsg = QR_get_message(res);
- retres = NULL;
- break;
- }
- retres = cmdres;
- }
- break;
- case 'D': /* Copy in command began successfully */
- if (query_completed)
- {
- res->next = QR_Constructor();
- res = res->next;
- }
- QR_set_status(res, PGRES_COPY_IN);
- ReadyToReturn = TRUE;
- retres = cmdres;
- break;
- case 'B': /* Copy out command began successfully */
- if (query_completed)
- {
- res->next = QR_Constructor();
- res = res->next;
- }
- QR_set_status(res, PGRES_COPY_OUT);
- ReadyToReturn = TRUE;
- retres = cmdres;
- break;
- default:
- self->errornumber = CONNECTION_BACKEND_CRAZY;
- self->errormsg = "Unexpected protocol character from backend (send_query)";
- CC_on_abort(self, NO_TRANS | CONN_DEAD);
-
- mylog("send_query: error - %s\n", self->errormsg);
- ReadyToReturn = TRUE;
- retres = NULL;
- break;
- }
-
- /*
- * There were no ReadyForQuery response before 6.4.
- */
- if (before_64)
- {
- if (empty_reqs == 0 && query_completed)
- break;
- }
- }
-
- /*
- * Break before being ready to return.
- */
- if (!ReadyToReturn)
- retres = cmdres;
-
- /*
- * Cleanup garbage results before returning.
- */
- if (cmdres && retres != cmdres && !used_passed_result_object)
- QR_Destructor(cmdres);
- /*
- * Cleanup the aborted result if specified
- */
- if (retres)
- {
- if (aborted)
- {
- if (clear_result_on_abort)
- {
- if (!used_passed_result_object)
- {
- QR_Destructor(retres);
- retres = NULL;
- }
- }
- if (retres)
- {
- /*
- * discard results other than errors.
- */
- QResultClass *qres;
- for (qres = retres; qres->next; qres = retres)
- {
- if (QR_get_aborted(qres))
- break;
- retres = qres->next;
- qres->next = NULL;
- QR_Destructor(qres);
- }
- /*
- * If error message isn't set
- */
- if (retres && (!self->errormsg || !self->errormsg[0]))
- self->errormsg = QR_get_message(retres);
- }
- }
- }
- return retres;
-}
-
-
-int
-CC_send_function(ConnectionClass *self, int fnid, void *result_buf, int *actual_result_len, int result_is_int, LO_ARG *args, int nargs)
-{
- char id,
- c,
- done;
- SocketClass *sock = self->sock;
-
- /* ERROR_MSG_LENGTH is sufficient */
- static char msgbuffer[ERROR_MSG_LENGTH + 1];
- int i;
-
- mylog("send_function(): conn=%u, fnid=%d, result_is_int=%d, nargs=%d\n", self, fnid, result_is_int, nargs);
-
- if (SOCK_get_errcode(sock) != 0)
- {
- self->errornumber = CONNECTION_COULD_NOT_SEND;
- self->errormsg = "Could not send function to backend";
- CC_on_abort(self, NO_TRANS | CONN_DEAD);
- return FALSE;
- }
-
- SOCK_put_string(sock, "F ");
- if (SOCK_get_errcode(sock) != 0)
- {
- self->errornumber = CONNECTION_COULD_NOT_SEND;
- self->errormsg = "Could not send function to backend";
- CC_on_abort(self, NO_TRANS | CONN_DEAD);
- return FALSE;
- }
-
- SOCK_put_int(sock, fnid, 4);
- SOCK_put_int(sock, nargs, 4);
-
-
- mylog("send_function: done sending function\n");
-
- for (i = 0; i < nargs; ++i)
- {
- mylog(" arg[%d]: len = %d, isint = %d, integer = %d, ptr = %u\n", i, args[i].len, args[i].isint, args[i].u.integer, args[i].u.ptr);
-
- SOCK_put_int(sock, args[i].len, 4);
- if (args[i].isint)
- SOCK_put_int(sock, args[i].u.integer, 4);
- else
- SOCK_put_n_char(sock, (char *) args[i].u.ptr, args[i].len);
-
-
- }
-
- mylog(" done sending args\n");
-
- SOCK_flush_output(sock);
- mylog(" after flush output\n");
-
- done = FALSE;
- while (!done)
- {
- id = SOCK_get_char(sock);
- mylog(" got id = %c\n", id);
-
- switch (id)
- {
- case 'V':
- done = TRUE;
- break; /* ok */
-
- case 'N':
- SOCK_get_string(sock, msgbuffer, ERROR_MSG_LENGTH);
- mylog("send_function(V): 'N' - %s\n", msgbuffer);
- /* continue reading */
- break;
-
- case 'E':
- SOCK_get_string(sock, msgbuffer, ERROR_MSG_LENGTH);
- self->errormsg = msgbuffer;
- CC_on_abort(self, 0);
-
- mylog("send_function(V): 'E' - %s\n", self->errormsg);
- qlog("ERROR from backend during send_function: '%s'\n", self->errormsg);
-
- return FALSE;
-
- case 'Z':
- break;
-
- default:
- self->errornumber = CONNECTION_BACKEND_CRAZY;
- self->errormsg = "Unexpected protocol character from backend (send_function, args)";
- CC_on_abort(self, NO_TRANS | CONN_DEAD);
-
- mylog("send_function: error - %s\n", self->errormsg);
- return FALSE;
- }
- }
-
- id = SOCK_get_char(sock);
- for (;;)
- {
- switch (id)
- {
- case 'G': /* function returned properly */
- mylog(" got G!\n");
-
- *actual_result_len = SOCK_get_int(sock, 4);
- mylog(" actual_result_len = %d\n", *actual_result_len);
-
- if (result_is_int)
- *((int *) result_buf) = SOCK_get_int(sock, 4);
- else
- SOCK_get_n_char(sock, (char *) result_buf, *actual_result_len);
-
- mylog(" after get result\n");
-
- c = SOCK_get_char(sock); /* get the last '0' */
-
- mylog(" after get 0\n");
-
- return TRUE;
-
- case 'E':
- SOCK_get_string(sock, msgbuffer, ERROR_MSG_LENGTH);
- self->errormsg = msgbuffer;
- CC_on_abort(self, 0);
- mylog("send_function(G): 'E' - %s\n", self->errormsg);
- qlog("ERROR from backend during send_function: '%s'\n", self->errormsg);
-
- return FALSE;
-
- case 'N':
- SOCK_get_string(sock, msgbuffer, ERROR_MSG_LENGTH);
-
- mylog("send_function(G): 'N' - %s\n", msgbuffer);
- qlog("NOTICE from backend during send_function: '%s'\n", msgbuffer);
-
- continue; /* dont return a result -- continue
- * reading */
-
- case '0': /* empty result */
- return TRUE;
-
- default:
- self->errornumber = CONNECTION_BACKEND_CRAZY;
- self->errormsg = "Unexpected protocol character from backend (send_function, result)";
- CC_on_abort(self, NO_TRANS | CONN_DEAD);
-
- mylog("send_function: error - %s\n", self->errormsg);
- return FALSE;
- }
- }
-}
-
-
-char
-CC_send_settings(ConnectionClass *self)
-{
- /* char ini_query[MAX_MESSAGE_LEN]; */
- ConnInfo *ci = &(self->connInfo);
-
-/* QResultClass *res; */
- HSTMT hstmt;
- StatementClass *stmt;
- RETCODE result;
- char status = TRUE;
- char *cs,
- *ptr;
- static char *func = "CC_send_settings";
-
-
- mylog("%s: entering...\n", func);
-
-/*
- * This function must use the local odbc API functions since the odbc state
- * has not transitioned to "connected" yet.
- */
-
- result = PGAPI_AllocStmt(self, &hstmt);
- if ((result != SQL_SUCCESS) && (result != SQL_SUCCESS_WITH_INFO))
- return FALSE;
- stmt = (StatementClass *) hstmt;
-
- stmt->internal = TRUE; /* ensure no BEGIN/COMMIT/ABORT stuff */
-
- /* Set the Datestyle to the format the driver expects it to be in */
- result = PGAPI_ExecDirect(hstmt, "set DateStyle to 'ISO'", SQL_NTS);
- if ((result != SQL_SUCCESS) && (result != SQL_SUCCESS_WITH_INFO))
- status = FALSE;
-
- mylog("%s: result %d, status %d from set DateStyle\n", func, result, status);
-
- /* Disable genetic optimizer based on global flag */
- if (ci->drivers.disable_optimizer)
- {
- result = PGAPI_ExecDirect(hstmt, "set geqo to 'OFF'", SQL_NTS);
- if ((result != SQL_SUCCESS) && (result != SQL_SUCCESS_WITH_INFO))
- status = FALSE;
-
- mylog("%s: result %d, status %d from set geqo\n", func, result, status);
-
- }
-
- /* KSQO */
- if (ci->drivers.ksqo)
- {
- result = PGAPI_ExecDirect(hstmt, "set ksqo to 'ON'", SQL_NTS);
- if ((result != SQL_SUCCESS) && (result != SQL_SUCCESS_WITH_INFO))
- status = FALSE;
-
- mylog("%s: result %d, status %d from set ksqo\n", func, result, status);
-
- }
-
- /* Global settings */
- if (ci->drivers.conn_settings[0] != '\0')
- {
- cs = strdup(ci->drivers.conn_settings);
- ptr = strtok(cs, ";");
- while (ptr)
- {
- result = PGAPI_ExecDirect(hstmt, ptr, SQL_NTS);
- if ((result != SQL_SUCCESS) && (result != SQL_SUCCESS_WITH_INFO))
- status = FALSE;
-
- mylog("%s: result %d, status %d from '%s'\n", func, result, status, ptr);
-
- ptr = strtok(NULL, ";");
- }
-
- free(cs);
- }
-
- /* Per Datasource settings */
- if (ci->conn_settings[0] != '\0')
- {
- cs = strdup(ci->conn_settings);
- ptr = strtok(cs, ";");
- while (ptr)
- {
- result = PGAPI_ExecDirect(hstmt, ptr, SQL_NTS);
- if ((result != SQL_SUCCESS) && (result != SQL_SUCCESS_WITH_INFO))
- status = FALSE;
-
- mylog("%s: result %d, status %d from '%s'\n", func, result, status, ptr);
-
- ptr = strtok(NULL, ";");
- }
-
- free(cs);
- }
-
-
- PGAPI_FreeStmt(hstmt, SQL_DROP);
-
- return status;
-}
-
-
-/*
- * This function is just a hack to get the oid of our Large Object oid type.
- * If a real Large Object oid type is made part of Postgres, this function
- * will go away and the define 'PG_TYPE_LO' will be updated.
- */
-void
-CC_lookup_lo(ConnectionClass *self)
-{
- HSTMT hstmt;
- StatementClass *stmt;
- RETCODE result;
- static char *func = "CC_lookup_lo";
-
- mylog("%s: entering...\n", func);
-
-/*
- * This function must use the local odbc API functions since the odbc state
- * has not transitioned to "connected" yet.
- */
- result = PGAPI_AllocStmt(self, &hstmt);
- if ((result != SQL_SUCCESS) && (result != SQL_SUCCESS_WITH_INFO))
- return;
- stmt = (StatementClass *) hstmt;
-
- result = PGAPI_ExecDirect(hstmt, "select oid from pg_type where typname='" PG_TYPE_LO_NAME "'", SQL_NTS);
- if ((result != SQL_SUCCESS) && (result != SQL_SUCCESS_WITH_INFO))
- {
- PGAPI_FreeStmt(hstmt, SQL_DROP);
- return;
- }
-
- result = PGAPI_Fetch(hstmt);
- if ((result != SQL_SUCCESS) && (result != SQL_SUCCESS_WITH_INFO))
- {
- PGAPI_FreeStmt(hstmt, SQL_DROP);
- return;
- }
-
- result = PGAPI_GetData(hstmt, 1, SQL_C_SLONG, &self->lobj_type, sizeof(self->lobj_type), NULL);
- if ((result != SQL_SUCCESS) && (result != SQL_SUCCESS_WITH_INFO))
- {
- PGAPI_FreeStmt(hstmt, SQL_DROP);
- return;
- }
-
- mylog("Got the large object oid: %d\n", self->lobj_type);
- qlog(" [ Large Object oid = %d ]\n", self->lobj_type);
-
- result = PGAPI_FreeStmt(hstmt, SQL_DROP);
-}
-
-
-/*
- * This function initializes the version of PostgreSQL from
- * connInfo.protocol that we're connected to.
- * h-inoue 01-2-2001
- */
-void
-CC_initialize_pg_version(ConnectionClass *self)
-{
- strcpy(self->pg_version, self->connInfo.protocol);
- if (PROTOCOL_62(&self->connInfo))
- {
- self->pg_version_number = (float) 6.2;
- self->pg_version_major = 6;
- self->pg_version_minor = 2;
- }
- else if (PROTOCOL_63(&self->connInfo))
- {
- self->pg_version_number = (float) 6.3;
- self->pg_version_major = 6;
- self->pg_version_minor = 3;
- }
- else
- {
- self->pg_version_number = (float) 6.4;
- self->pg_version_major = 6;
- self->pg_version_minor = 4;
- }
-}
-
-
-/*
- * This function gets the version of PostgreSQL that we're connected to.
- * This is used to return the correct info in SQLGetInfo
- * DJP - 25-1-2001
- */
-void
-CC_lookup_pg_version(ConnectionClass *self)
-{
- HSTMT hstmt;
- StatementClass *stmt;
- RETCODE result;
- char szVersion[32];
- int major,
- minor;
- static char *func = "CC_lookup_pg_version";
-
- mylog("%s: entering...\n", func);
-
-/*
- * This function must use the local odbc API functions since the odbc state
- * has not transitioned to "connected" yet.
- */
- result = PGAPI_AllocStmt(self, &hstmt);
- if ((result != SQL_SUCCESS) && (result != SQL_SUCCESS_WITH_INFO))
- return;
- stmt = (StatementClass *) hstmt;
-
- /* get the server's version if possible */
- result = PGAPI_ExecDirect(hstmt, "select version()", SQL_NTS);
- if ((result != SQL_SUCCESS) && (result != SQL_SUCCESS_WITH_INFO))
- {
- PGAPI_FreeStmt(hstmt, SQL_DROP);
- return;
- }
-
- result = PGAPI_Fetch(hstmt);
- if ((result != SQL_SUCCESS) && (result != SQL_SUCCESS_WITH_INFO))
- {
- PGAPI_FreeStmt(hstmt, SQL_DROP);
- return;
- }
-
- result = PGAPI_GetData(hstmt, 1, SQL_C_CHAR, self->pg_version, MAX_INFO_STRING, NULL);
- if ((result != SQL_SUCCESS) && (result != SQL_SUCCESS_WITH_INFO))
- {
- PGAPI_FreeStmt(hstmt, SQL_DROP);
- return;
- }
-
- /*
- * Extract the Major and Minor numbers from the string. This assumes
- * the string starts 'Postgresql X.X'
- */
- strcpy(szVersion, "0.0");
- if (sscanf(self->pg_version, "%*s %d.%d", &major, &minor) >= 2)
- {
- sprintf(szVersion, "%d.%d", major, minor);
- self->pg_version_major = major;
- self->pg_version_minor = minor;
- }
- self->pg_version_number = (float) atof(szVersion);
- if (PG_VERSION_GE(self, 7.3))
- self->schema_support = 1;
-
- mylog("Got the PostgreSQL version string: '%s'\n", self->pg_version);
- mylog("Extracted PostgreSQL version number: '%1.1f'\n", self->pg_version_number);
- qlog(" [ PostgreSQL version string = '%s' ]\n", self->pg_version);
- qlog(" [ PostgreSQL version number = '%1.1f' ]\n", self->pg_version_number);
-
- result = PGAPI_FreeStmt(hstmt, SQL_DROP);
-}
-
-
-void
-CC_log_error(const char *func, const char *desc, const ConnectionClass *self)
-{
-#ifdef PRN_NULLCHECK
-#define nullcheck(a) (a ? a : "(NULL)")
-#endif
-
- if (self)
- {
- qlog("CONN ERROR: func=%s, desc='%s', errnum=%d, errmsg='%s'\n", func, desc, self->errornumber, nullcheck(self->errormsg));
- mylog("CONN ERROR: func=%s, desc='%s', errnum=%d, errmsg='%s'\n", func, desc, self->errornumber, nullcheck(self->errormsg));
- qlog(" ------------------------------------------------------------\n");
- qlog(" henv=%u, conn=%u, status=%u, num_stmts=%d\n", self->henv, self, self->status, self->num_stmts);
- qlog(" sock=%u, stmts=%u, lobj_type=%d\n", self->sock, self->stmts, self->lobj_type);
-
- qlog(" ---------------- Socket Info -------------------------------\n");
- if (self->sock)
- {
- SocketClass *sock = self->sock;
-
- qlog(" socket=%d, reverse=%d, errornumber=%d, errormsg='%s'\n", sock->socket, sock->reverse, sock->errornumber, nullcheck(sock->errormsg));
- qlog(" buffer_in=%u, buffer_out=%u\n", sock->buffer_in, sock->buffer_out);
- qlog(" buffer_filled_in=%d, buffer_filled_out=%d, buffer_read_in=%d\n", sock->buffer_filled_in, sock->buffer_filled_out, sock->buffer_read_in);
- }
- }
- else
-{
- qlog("INVALID CONNECTION HANDLE ERROR: func=%s, desc='%s'\n", func, desc);
- mylog("INVALID CONNECTION HANDLE ERROR: func=%s, desc='%s'\n", func, desc);
-}
-#undef PRN_NULLCHECK
-}
-
-int
-CC_get_max_query_len(const ConnectionClass *conn)
-{
- int value;
-
- /* Long Queries in 7.0+ */
- if (PG_VERSION_GE(conn, 7.0))
- value = 0 /* MAX_STATEMENT_LEN */ ;
- /* Prior to 7.0 we used 2*BLCKSZ */
- else if (PG_VERSION_GE(conn, 6.5))
- value = (2 * BLCKSZ);
- else
- /* Prior to 6.5 we used BLCKSZ */
- value = BLCKSZ;
- return value;
-}
-
-/*
- * This deosn't really return the CURRENT SCHEMA
- * but there's no alternative.
- */
-const char *
-CC_get_current_schema(ConnectionClass *conn)
-{
- if (!conn->current_schema && conn->schema_support)
- {
- QResultClass *res;
-
- if (res = CC_send_query(conn, "select current_schema()", NULL, CLEAR_RESULT_ON_ABORT), res)
- {
- if (QR_get_num_total_tuples(res) == 1)
- conn->current_schema = strdup(QR_get_value_backend_row(res, 0, 0));
- QR_Destructor(res);
- }
- }
- return (const char *) conn->current_schema;
-}
-
-int
-CC_send_cancel_request(const ConnectionClass *conn)
-{
-#ifdef WIN32
- int save_errno = (WSAGetLastError());
-#else
- int save_errno = errno;
-#endif
- int tmpsock = -1;
- struct
- {
- uint32 packetlen;
- CancelRequestPacket cp;
- } crp;
-
- /* Check we have an open connection */
- if (!conn)
- return FALSE;
-
- if (conn->sock == NULL )
- {
- return FALSE;
- }
-
- /*
- * We need to open a temporary connection to the postmaster. Use the
- * information saved by connectDB to do this with only kernel calls.
- */
- if ((tmpsock = socket(AF_INET, SOCK_STREAM, 0)) < 0)
- {
- return FALSE;
- }
- if (connect(tmpsock, (struct sockaddr *)&(conn->sock->sadr),
- sizeof(conn->sock->sadr)) < 0)
- {
- return FALSE;
- }
-
- /*
- * We needn't set nonblocking I/O or NODELAY options here.
- */
- crp.packetlen = htonl((uint32) sizeof(crp));
- crp.cp.cancelRequestCode = (MsgType) htonl(CANCEL_REQUEST_CODE);
- crp.cp.backendPID = htonl(conn->be_pid);
- crp.cp.cancelAuthCode = htonl(conn->be_key);
-
- if (send(tmpsock, (char *) &crp, sizeof(crp), 0) != (int) sizeof(crp))
- {
- return FALSE;
- }
-
- /* Sent it, done */
- closesocket(tmpsock);
-#ifdef WIN32
- WSASetLastError(save_errno);
-#else
- errno = save_errno;
-#endif
- return TRUE;
-}