First fixes for a 64bit compatible ftp extension

ext/ftp/ftp.c

@@ -612,7 +612,7 @@ ftp_chmod(ftpbuf_t *ftp, const int mode, const char *filename, const int filenam
 /* {{{ ftp_alloc
  */
 int
-ftp_alloc(ftpbuf_t *ftp, const int size, char **response)
+ftp_alloc(ftpbuf_t *ftp, const long size, char **response)
 {
 	char buffer[64];
 
@@ -620,7 +620,7 @@ ftp_alloc(ftpbuf_t *ftp, const int size, char **response)
 		return 0;
 	}
 
-	snprintf(buffer, sizeof(buffer) - 1, "%d", size);
+	snprintf(buffer, sizeof(buffer) - 1, "%ld", size);
     
 	if (!ftp_putcmd(ftp, "ALLO", buffer)) {
 		return 0;
@@ -787,7 +787,7 @@ ftp_pasv(ftpbuf_t *ftp, int pasv)
 /* {{{ ftp_get
  */
 int
-ftp_get(ftpbuf_t *ftp, php_stream *outstream, const char *path, ftptype_t type, int resumepos TSRMLS_DC)
+ftp_get(ftpbuf_t *ftp, php_stream *outstream, const char *path, ftptype_t type, long resumepos TSRMLS_DC)
 {
 	databuf_t		*data = NULL;
 	int			lastch;
@@ -808,11 +808,7 @@ ftp_get(ftpbuf_t *ftp, php_stream *outstream, const char *path, ftptype_t type,
 	ftp->data = data;
 
 	if (resumepos > 0) {
-		if (resumepos > 2147483647) {
+		snprintf(arg, sizeof(arg), "%ld", resumepos);
-			php_error_docref(NULL TSRMLS_CC, E_WARNING, "PHP cannot handle files greater than 2147483647 bytes.");
-			goto bail;
-		}
-		snprintf(arg, sizeof(arg), "%u", resumepos);
 		if (!ftp_putcmd(ftp, "REST", arg)) {
 			goto bail;
 		}
@@ -885,10 +881,10 @@ bail:
 /* {{{ ftp_put
  */
 int
-ftp_put(ftpbuf_t *ftp, const char *path, php_stream *instream, ftptype_t type, int startpos TSRMLS_DC)
+ftp_put(ftpbuf_t *ftp, const char *path, php_stream *instream, ftptype_t type, long startpos TSRMLS_DC)
 {
 	databuf_t		*data = NULL;
-	int			size;
+	long			size;
 	char			*ptr;
 	int			ch;
 	char			arg[11];
@@ -905,11 +901,7 @@ ftp_put(ftpbuf_t *ftp, const char *path, php_stream *instream, ftptype_t type, i
 	ftp->data = data;	
 
 	if (startpos > 0) {
-		if (startpos > 2147483647) {
+		snprintf(arg, sizeof(arg), "%ld", startpos);
-			php_error_docref(NULL TSRMLS_CC, E_WARNING, "PHP cannot handle files with a size greater than 2147483647 bytes.");
-			goto bail;
-		}
-		snprintf(arg, sizeof(arg), "%u", startpos);
 		if (!ftp_putcmd(ftp, "REST", arg)) {
 			goto bail;
 		}
@@ -966,7 +958,7 @@ bail:
 
 /* {{{ ftp_size
  */
-int
+long
 ftp_size(ftpbuf_t *ftp, const char *path)
 {
 	if (ftp == NULL) {
@@ -981,7 +973,7 @@ ftp_size(ftpbuf_t *ftp, const char *path)
 	if (!ftp_getresp(ftp) || ftp->resp != 213) {
 		return -1;
 	}
-	return atoi(ftp->inbuf);
+	return atol(ftp->inbuf);
 }
 /* }}} */
 
@@ -1143,7 +1135,7 @@ ftp_putcmd(ftpbuf_t *ftp, const char *cmd, const char *args)
 int
 ftp_readline(ftpbuf_t *ftp)
 {
-	int		size, rcvd;
+	long		size, rcvd;
 	char		*data, *eol;
 
 	/* shift the extra to the front */
@@ -1236,7 +1228,8 @@ ftp_getresp(ftpbuf_t *ftp)
 int
 my_send(ftpbuf_t *ftp, php_socket_t s, void *buf, size_t len)
 {
-	int		n, size, sent;
+	long		size, sent;
+    int         n;
 
 	size = len;
 	while (size) {
@@ -1719,7 +1712,7 @@ bail:
 /* {{{ ftp_nb_get
  */
 int
-ftp_nb_get(ftpbuf_t *ftp, php_stream *outstream, const char *path, ftptype_t type, int resumepos TSRMLS_DC)
+ftp_nb_get(ftpbuf_t *ftp, php_stream *outstream, const char *path, ftptype_t type, long resumepos TSRMLS_DC)
 {
 	databuf_t		*data = NULL;
 	char			arg[11];
@@ -1737,14 +1730,7 @@ ftp_nb_get(ftpbuf_t *ftp, php_stream *outstream, const char *path, ftptype_t typ
 	}
 
 	if (resumepos>0) {
-		/* We are working on an architecture that supports 64-bit integers
+		snprintf(arg, sizeof(arg), "%ld", resumepos);
-		 * since php is 32 bit by design, we bail out with warning
-		 */
-		if (resumepos > 2147483647) {
-			php_error_docref(NULL TSRMLS_CC, E_WARNING, "PHP cannot handle files greater than 2147483648 bytes.");
-			goto bail;
-		}
-		snprintf(arg, sizeof(arg), "%u", resumepos);
 		if (!ftp_putcmd(ftp, "REST", arg)) {
 			goto bail;
 		}
@@ -1843,7 +1829,7 @@ bail:
 /* {{{ ftp_nb_put
  */
 int
-ftp_nb_put(ftpbuf_t *ftp, const char *path, php_stream *instream, ftptype_t type, int startpos TSRMLS_DC)
+ftp_nb_put(ftpbuf_t *ftp, const char *path, php_stream *instream, ftptype_t type, long startpos TSRMLS_DC)
 {
 	databuf_t		*data = NULL;
 	char			arg[11];
@@ -1858,11 +1844,7 @@ ftp_nb_put(ftpbuf_t *ftp, const char *path, php_stream *instream, ftptype_t type
 		goto bail;
 	}
 	if (startpos > 0) {
-		if (startpos > 2147483647) {
+		snprintf(arg, sizeof(arg), "%ld", startpos);
-			php_error_docref(NULL TSRMLS_CC, E_WARNING, "PHP cannot handle files with a size greater than 2147483647 bytes.");
-			goto bail;
-		}
-		snprintf(arg, sizeof(arg), "%u", startpos);
 		if (!ftp_putcmd(ftp, "REST", arg)) {
 			goto bail;
 		}
@@ -1899,7 +1881,7 @@ bail:
 int
 ftp_nb_continue_write(ftpbuf_t *ftp TSRMLS_DC)
 {
-	int			size;
+	long			size;
 	char			*ptr;
 	int 			ch;
 

ext/ftp/ftp.h

@@ -146,7 +146,7 @@ int		ftp_chmod(ftpbuf_t *ftp, const int mode, const char *filename, const int fi
  * however some servers will not accept STOR or APPE until ALLO is confirmed. 
  * If response is passed, it is estrdup()ed from ftp->inbuf and must be freed
  * or assigned to a zval returned to the user */
-int		ftp_alloc(ftpbuf_t *ftp, const int size, char **response);
+int		ftp_alloc(ftpbuf_t *ftp, const long size, char **response);
 
 /* returns a NULL-terminated array of filenames in the given path
  * or NULL on error.  the return array must be freed (but don't
@@ -169,15 +169,15 @@ int		ftp_pasv(ftpbuf_t *ftp, int pasv);
 /* retrieves a file and saves its contents to outfp
  * returns true on success, false on error
  */
-int		ftp_get(ftpbuf_t *ftp, php_stream *outstream, const char *path, ftptype_t type, int resumepos TSRMLS_DC);
+int		ftp_get(ftpbuf_t *ftp, php_stream *outstream, const char *path, ftptype_t type, long resumepos TSRMLS_DC);
 
 /* stores the data from a file, socket, or process as a file on the remote server
  * returns true on success, false on error
  */
-int		ftp_put(ftpbuf_t *ftp, const char *path, php_stream *instream, ftptype_t type, int startpos TSRMLS_DC);
+int		ftp_put(ftpbuf_t *ftp, const char *path, php_stream *instream, ftptype_t type, long startpos TSRMLS_DC);
 
 /* returns the size of the given file, or -1 on error */
-int		ftp_size(ftpbuf_t *ftp, const char *path);
+long		ftp_size(ftpbuf_t *ftp, const char *path);
 
 /* returns the last modified time of the given file, or -1 on error */
 time_t		ftp_mdtm(ftpbuf_t *ftp, const char *path);
@@ -194,12 +194,12 @@ int		ftp_site(ftpbuf_t *ftp, const char *cmd);
 /* retrieves part of a file and saves its contents to outfp
  * returns true on success, false on error
  */
-int		ftp_nb_get(ftpbuf_t *ftp, php_stream *outstream, const char *path, ftptype_t type, int resumepos TSRMLS_DC);
+int		ftp_nb_get(ftpbuf_t *ftp, php_stream *outstream, const char *path, ftptype_t type, long resumepos TSRMLS_DC);
 
 /* stores the data from a file, socket, or process as a file on the remote server
  * returns true on success, false on error
  */
-int		ftp_nb_put(ftpbuf_t *ftp, const char *path, php_stream *instream, ftptype_t type, int startpos TSRMLS_DC);
+int		ftp_nb_put(ftpbuf_t *ftp, const char *path, php_stream *instream, ftptype_t type, long startpos TSRMLS_DC);
 
 /* continues a previous nb_(f)get command
  */

ext/ftp/php_ftp.c

@@ -784,8 +784,8 @@ PHP_FUNCTION(ftp_nb_fget)
 	ftptype_t	xtype;
 	php_stream	*stream;
 	char		*file;
-	int		file_len, ret;
+	int		file_len;
-	long		mode, resumepos=0;
+	long		mode, resumepos=0, ret;
 
 	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rrsl|l", &z_ftp, &z_file, &file, &file_len, &mode, &resumepos) == FAILURE) {
 		return;
@@ -968,9 +968,7 @@ PHP_FUNCTION(ftp_nb_get)
 		RETURN_LONG(PHP_FTP_FAILED);
 	}
 
-	if (ret == PHP_FTP_FINISHED) {
         php_stream_close(outstream);
-	}
 
 	RETURN_LONG(ret);
 }
@@ -982,7 +980,7 @@ PHP_FUNCTION(ftp_nb_continue)
 {
 	zval		*z_ftp;
 	ftpbuf_t	*ftp;
-	int		ret;
+	long		ret;
 
 	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "r", &z_ftp) == FAILURE) {
 		return;
@@ -1120,7 +1118,7 @@ PHP_FUNCTION(ftp_put)
 	ftpbuf_t	*ftp;
 	ftptype_t	xtype;
 	char		*remote, *local;
-	int		remote_len, local_len;
+	long		remote_len, local_len;
 	long		mode, startpos=0;
 	php_stream 	*instream;
 
@@ -1173,8 +1171,8 @@ PHP_FUNCTION(ftp_nb_put)
 	ftpbuf_t	*ftp;
 	ftptype_t	xtype;
 	char		*remote, *local;
-	int		remote_len, local_len, ret;
+	int		remote_len, local_len;
-	long		mode, startpos=0;
+	long		mode, startpos=0, ret;
 	php_stream 	*instream;
 
 	if (zend_parse_parameters(ZEND_NUM_ARGS() TSRMLS_CC, "rppl|l", &z_ftp, &remote, &remote_len, &local, &local_len, &mode, &startpos) == FAILURE) {

ext/ftp/tests/filesize_large.phpt

@@ -0,0 +1,23 @@
+--TEST--
+Verify php can handle filesizes >32bit
+--SKIPIF--
+<?php
+require 'skipif.inc';
+if (2147483647 == PHP_INT_MAX) {
+    die('skip 64-bit only');
+}
+?>
+--FILE--
+<?php
+require 'server.inc';
+
+$ftp = ftp_connect('127.0.0.1', $port);
+if (!$ftp) die("Couldn't connect to the server");
+
+ftp_login($ftp, 'user', 'pass');
+var_dump(ftp_size($ftp, 'largefile'));
+
+ftp_close($ftp);
+?>
+--EXPECT--
+int(5368709120)

ext/ftp/tests/ftp_nb_get_large.phpt

@@ -0,0 +1,36 @@
+--TEST--
+Testing ftp_nb_fget can handle large files incl. resume
+--SKIPIF--
+<?php
+require 'skipif.inc';
+if (2147483647 == PHP_INT_MAX) {
+    die('skip ot supported on this system');
+}
+if (disk_free_space(__DIR__) < 10*1024*1024*1024) {
+    die('not enough disk space');
+}
+?>
+--FILE--
+<?php
+require 'server.inc';
+
+$ftp = ftp_connect('127.0.0.1', $port);
+ftp_login($ftp, 'user', 'pass');
+if (!$ftp) die("Couldn't connect to the server");
+
+$local_file = dirname(__FILE__) . DIRECTORY_SEPARATOR . "localfile.txt";
+touch($local_file);
+ftp_nb_get($ftp, $local_file, 'fget_large.txt', FTP_BINARY, 5368709119);
+$fp = fopen($local_file, 'r');
+fseek($fp, 5368709119);
+var_dump(fread($fp, 1));
+var_dump(filesize($local_file));
+fclose($fp);
+?>
+--CLEAN--
+<?php
+@unlink(dirname(__FILE__) . DIRECTORY_SEPARATOR . "localfile.txt");
+?>
+--EXPECT--
+string(1) "X"
+int(5368709120)

ext/ftp/tests/server.inc

@@ -358,6 +358,16 @@ if ($pid) {
 					fputs($fs, "Bar\r\n");
 					fputs($s, "226 Closing data Connection.\r\n");
                                         break;
+                                case "fget_large":
+					fputs($s, "150 File status okay; about to open data connection.\r\n");
+                                        $transfer_type = $ascii? 'ASCII' : 'BINARY' ;
+                                        if ($GLOBALS['rest_pos'] == '5368709119') {
+					    fputs($fs, "X");
+                                        } else {
+					    fputs($fs, "Y");
+                                        }
+					fputs($s, "226 Closing data Connection.\r\n");
+                                        break;
 				default:
 					fputs($s, "550 {$matches[1]}: No such file or directory \r\n");
 					break;
@@ -393,11 +403,12 @@ if ($pid) {
 		}elseif (preg_match('/^LIST no_exists\//', $buf, $matches)) {
 			fputs($s, "425 Error establishing connection\r\n");
 
-		}elseif (preg_match('/^REST \d+/', $buf, $matches)) {
+                }elseif (preg_match('/^REST (\d+)/', $buf, $matches)) {
+                        $GLOBALS['rest_pos'] = $matches[1];
 			fputs($s, "350 OK\r\n");
-		}
+                }elseif (preg_match('/^SIZE largefile/', $buf)) {
-
+                        fputs($s, "213 5368709120\r\n");
-		else {
+                }else {
 			fputs($s, "500 Syntax error, command unrecognized.\r\n");
 			dump_and_exit($buf);
 		}