old_LIBS=$LIBS
old_LDFLAGS=$LDFLAGS
- LDFLAGS="$LDFLAGS -L$PGSQL_LIBDIR"
- AC_CHECK_LIB(pq, PQescapeString,AC_DEFINE(HAVE_PQESCAPE,1,[PostgreSQL 7.2.0 or later]))
+ LDFLAGS="-L$PGSQL_LIBDIR $LDFLAGS"
+ AC_CHECK_LIB(pq, PQparameterStatus,AC_DEFINE(HAVE_PQPARAMETERSTATUS,1,[PostgreSQL 7.4 or later]), [
+ echo "Unable to build the PDO PostgreSQL driver: libpq 7.4+ is required"
+ exit 1
+ ])
+
+ AC_CHECK_LIB(pq, PQprepare,AC_DEFINE(HAVE_PQPREPARE,1,[PostgreSQL 8.0 or later]))
AC_CHECK_LIB(pq, PQescapeStringConn, AC_DEFINE(HAVE_PQESCAPE_CONN,1,[PostgreSQL 8.1.4 or later]))
AC_CHECK_LIB(pq, PQescapeByteaConn, AC_DEFINE(HAVE_PQESCAPE_BYTEA_CONN,1,[PostgreSQL 8.1.4 or later]))
- AC_CHECK_LIB(pq, PQsetnonblocking,AC_DEFINE(HAVE_PQSETNONBLOCKING,1,[PostgreSQL 7.0.x or later]))
- AC_CHECK_LIB(pq, PQcmdTuples,AC_DEFINE(HAVE_PQCMDTUPLES,1,[Broken libpq under windows]))
- AC_CHECK_LIB(pq, PQoidValue,AC_DEFINE(HAVE_PQOIDVALUE,1,[Older PostgreSQL]))
- AC_CHECK_LIB(pq, PQclientEncoding,AC_DEFINE(HAVE_PQCLIENTENCODING,1,[PostgreSQL 7.0.x or later]))
- AC_CHECK_LIB(pq, PQparameterStatus,AC_DEFINE(HAVE_PQPARAMETERSTATUS,1,[PostgreSQL 7.4 or later]))
- AC_CHECK_LIB(pq, PQprotocolVersion,AC_DEFINE(HAVE_PQPROTOCOLVERSION,1,[PostgreSQL 7.4 or later]))
- AC_CHECK_LIB(pq, PQtransactionStatus,AC_DEFINE(HAVE_PGTRANSACTIONSTATUS,1,[PostgreSQL 7.4 or later]))
- AC_CHECK_LIB(pq, PQunescapeBytea,AC_DEFINE(HAVE_PQUNESCAPEBYTEA,1,[PostgreSQL 7.4 or later]))
- AC_CHECK_LIB(pq, PQExecParams,AC_DEFINE(HAVE_PQEXECPARAMS,1,[PostgreSQL 7.4 or later]))
- AC_CHECK_LIB(pq, PQresultErrorField,AC_DEFINE(HAVE_PQRESULTERRORFIELD,1,[PostgreSQL 7.4 or later]))
+
AC_CHECK_LIB(pq, pg_encoding_to_char,AC_DEFINE(HAVE_PGSQL_WITH_MULTIBYTE_SUPPORT,1,[Whether libpq is compiled with --enable-multibyte]))
- AC_CHECK_LIB(pq, PQprepare,AC_DEFINE(HAVE_PQPREPARE,1,[prepared statements]))
LIBS=$old_LIBS
LDFLAGS=$old_LDFLAGS
ADD_FLAG('CFLAGS_PDO_PGSQL', "/D HAVE_PG_CONFIG_H");
}
- AC_DEFINE('HAVE_PQPREPARE', 1, 'Have PqPrepare');
- AC_DEFINE('HAVE_PDO_PGSQL', 1, 'Have PostgreSQL library');
+ AC_DEFINE('HAVE_PDO_PGSQL', 1, 'Have PostgreSQL library');
+ AC_DEFINE('HAVE_PQESCAPE_BYTEA_CONN', 1, 'Have PQescapeByteaConn');
+ AC_DEFINE('HAVE_PQESCAPE_CONN', 1, 'Have PQescapeConn');
+ AC_DEFINE('HAVE_PQEXECPARAMS', 1, 'Have PQexecParams');
+ AC_DEFINE('HAVE_PQPREPARE', 1, 'Have PQprepare');
ADD_FLAG('CFLAGS_PDO_PGSQL', "/D HAVE_PQPARAMETERSTATUS=1 /D HAVE_PQPROTOCOLVERSION=1 /D HAVE_PGTRANSACTIONSTATUS=1 /D HAVE_PQUNESCAPEBYTEA=1 /D HAVE_PQRESULTERRORFIELD=1 /D HAVE_PQESCAPE_CONN=1 /D HAVE_PQESCAPE_BYTEA_CONN=1");
ADD_EXTENSION_DEP('pdo_pgsql', 'pdo');
} else {
if (S->cursor_name) {
efree(S->cursor_name);
}
- spprintf(&S->cursor_name, 0, "pdo_pgsql_cursor_%08x", (unsigned int) stmt);
+ spprintf(&S->cursor_name, 0, "pdo_crsr_%016lx", (unsigned long) stmt);
#if HAVE_PQPREPARE
emulate = 1;
#endif
return 0;
}
- spprintf(&S->stmt_name, 0, "pdo_pgsql_stmt_%08x", (unsigned int)stmt);
+ spprintf(&S->stmt_name, 0, "pdo_stmt_%016lx", (unsigned long)stmt);
/* that's all for now; we'll defer the actual prepare until the first execute call */
if (nsql) {
return -1;
}
H->pgoid = PQoidValue(res);
-#if HAVE_PQCMDTUPLES
ret = atol(PQcmdTuples(res));
-#endif
PQclear(res);
return ret;
{
unsigned char *escaped;
pdo_pgsql_db_handle *H = (pdo_pgsql_db_handle *)dbh->driver_data;
+ size_t tmp_len;
switch (paramtype) {
case PDO_PARAM_LOB:
/* escapedlen returned by PQescapeBytea() accounts for trailing 0 */
#ifdef HAVE_PQESCAPE_BYTEA_CONN
- escaped = PQescapeByteaConn(H->server, unquoted, unquotedlen, quotedlen);
+ escaped = PQescapeByteaConn(H->server, unquoted, unquotedlen, &tmp_len);
#else
- escaped = PQescapeBytea(unquoted, unquotedlen, quotedlen);
+ escaped = PQescapeBytea(unquoted, unquotedlen, &tmp_len);
#endif
- *quotedlen += 1;
+ *quotedlen = (int)tmp_len + 1;
*quoted = emalloc(*quotedlen + 1);
memcpy((*quoted)+1, escaped, *quotedlen-2);
(*quoted)[0] = '\'';
break;
case PDO_ATTR_SERVER_VERSION:
-#ifdef HAVE_PQPROTOCOLVERSION
if (PQprotocolVersion(H->server) >= 3) { /* PostgreSQL 7.4 or later */
ZVAL_STRING(return_value, (char*)PQparameterStatus(H->server, "server_version"), 1);
} else /* emulate above via a query */
-#endif
{
PGresult *res = PQexec(H->server, "SELECT VERSION()");
if (res && PQresultStatus(res) == PGRES_TUPLES_OK) {
case PDO_ATTR_SERVER_INFO: {
int spid = PQbackendPID(H->server);
char *tmp;
-#ifdef HAVE_PQPROTOCOLVERSION
spprintf(&tmp, 0,
"PID: %d; Client Encoding: %s; Is Superuser: %s; Session Authorization: %s; Date Style: %s",
spid,
(char*)PQparameterStatus(H->server, "is_superuser"),
(char*)PQparameterStatus(H->server, "session_authorization"),
(char*)PQparameterStatus(H->server, "DateStyle"));
-#else
- spprintf(&tmp, 0, "PID: %d", spid);
-#endif
ZVAL_STRING(return_value, tmp, 0);
}
break;
* deallocate it and retry ONCE (thies 2005.12.15)
*/
if (!strcmp(sqlstate, "42P05")) {
- char buf[100]; /* stmt_name == "pdo_pgsql_cursor_%08x" */
+ char buf[100]; /* stmt_name == "pdo_crsr_%016lx" */
PGresult *res;
snprintf(buf, sizeof(buf), "DEALLOCATE %s", S->stmt_name);
res = PQexec(H->server, buf);
return 1;
}
-/* PQunescapeBytea() from PostgreSQL 7.3 to provide bytea unescape feature to 7.2 users.
- Renamed to php_pdo_pgsql_unescape_bytea() */
-/*
- * PQunescapeBytea - converts the null terminated string representation
- * of a bytea, strtext, into binary, filling a buffer. It returns a
- * pointer to the buffer which is NULL on error, and the size of the
- * buffer in retbuflen. The pointer may subsequently be used as an
- * argument to the function free(3). It is the reverse of PQescapeBytea.
- *
- * The following transformations are reversed:
- * '\0' == ASCII 0 == \000
- * '\'' == ASCII 39 == \'
- * '\\' == ASCII 92 == \\
- *
- * States:
- * 0 normal 0->1->2->3->4
- * 1 \ 1->5
- * 2 \0 1->6
- * 3 \00
- * 4 \000
- * 5 \'
- * 6 \\
- */
-static unsigned char *php_pdo_pgsql_unescape_bytea(unsigned char *strtext, size_t *retbuflen)
-{
- size_t buflen;
- unsigned char *buffer,
- *sp,
- *bp;
- unsigned int state = 0;
-
- if (strtext == NULL)
- return NULL;
- buflen = strlen(strtext); /* will shrink, also we discover if
- * strtext */
- buffer = (unsigned char *) emalloc(buflen); /* isn't NULL terminated */
- for (bp = buffer, sp = strtext; *sp != '\0'; bp++, sp++)
- {
- switch (state)
- {
- case 0:
- if (*sp == '\\')
- state = 1;
- *bp = *sp;
- break;
- case 1:
- if (*sp == '\'') /* state=5 */
- { /* replace \' with 39 */
- bp--;
- *bp = '\'';
- buflen--;
- state = 0;
- }
- else if (*sp == '\\') /* state=6 */
- { /* replace \\ with 92 */
- bp--;
- *bp = '\\';
- buflen--;
- state = 0;
- }
- else
- {
- if (isdigit(*sp))
- state = 2;
- else
- state = 0;
- *bp = *sp;
- }
- break;
- case 2:
- if (isdigit(*sp))
- state = 3;
- else
- state = 0;
- *bp = *sp;
- break;
- case 3:
- if (isdigit(*sp)) /* state=4 */
- {
- unsigned char *start, *end, buf[4]; /* 000 + '\0' */
-
- bp -= 3;
- memcpy(buf, sp-2, 3);
- buf[3] = '\0';
- start = buf;
- *bp = (unsigned char)strtoul(start, (char **)&end, 8);
- buflen -= 3;
- state = 0;
- }
- else
- {
- *bp = *sp;
- state = 0;
- }
- break;
- }
- }
- buffer = erealloc(buffer, buflen+1);
- buffer[buflen] = '\0';
-
- *retbuflen = buflen;
- return buffer;
-}
-
static int pgsql_stmt_get_col(pdo_stmt_t *stmt, int colno, char **ptr, unsigned long *len, int *caller_frees TSRMLS_DC)
{
pdo_pgsql_stmt *S = (pdo_pgsql_stmt*)stmt->driver_data;
*len = 0;
return 0;
} else {
- *ptr = php_pdo_pgsql_unescape_bytea(*ptr, &tmp_len);
+ char *tmp_ptr = PQunescapeBytea(*ptr, &tmp_len);
+ if (!tmp_ptr) {
+ /* PQunescapeBytea returned an error */
+ *len = 0;
+ return 0;
+ }
if (!tmp_len) {
/* Empty string, return as empty stream */
*ptr = (char *)php_stream_memory_open(TEMP_STREAM_READONLY, "", 0);
+ PQfreemem(tmp_ptr);
*len = 0;
} else {
+ *ptr = estrndup(tmp_ptr, tmp_len);
+ PQfreemem(tmp_ptr);
*len = tmp_len;
*caller_frees = 1;
}
extern struct pdo_stmt_methods pgsql_stmt_methods;
-#ifdef HAVE_PQRESULTERRORFIELD
#define pdo_pgsql_sqlstate(r) PQresultErrorField(r, PG_DIAG_SQLSTATE)
-#else
-#define pdo_pgsql_sqlstate(r) (const char *)NULL
-#endif
enum {
PDO_PGSQL_ATTR_DISABLE_NATIVE_PREPARED_STATEMENT = PDO_ATTR_DRIVER_SPECIFIC,
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