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feedizer-php/htdocs/libraries/formsgeneration/rfc1867.php-4.3.11.patch
Fanir 1cc4bf3572 initial commit
2015-11-13 23:51:46 +01:00

518 lines
16 KiB
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diff -x '*.o' -x '*.lo' -c -r php-4.3.11.original/main/rfc1867.c php-4.3.11/main/rfc1867.c
*** php-4.3.11.original/main/rfc1867.c 2005-02-14 22:28:39.000000000 -0200
--- php-4.3.11/main/rfc1867.c 2006-12-18 14:15:29.000000000 -0200
***************
*** 34,39 ****
--- 34,41 ----
#undef DEBUG_FILE_UPLOAD
+ PHPAPI int (*php_rfc1867_callback)(unsigned int event, void *event_data, void **extra TSRMLS_DC) = NULL;
+
#if HAVE_MBSTRING && !defined(COMPILE_DL_MBSTRING)
#include "ext/mbstring/mbstring.h"
***************
*** 127,132 ****
--- 129,136 ----
#define UPLOAD_ERROR_C 3 /* Partially uploaded */
#define UPLOAD_ERROR_D 4 /* No file uploaded */
#define UPLOAD_ERROR_E 6 /* Missing /tmp or similar directory */
+ #define UPLOAD_ERROR_F 7 /* Failed to write file to disk */
+ #define UPLOAD_ERROR_X 8 /* File upload stopped by extension */
void php_rfc1867_register_constants(TSRMLS_D)
{
***************
*** 136,141 ****
--- 140,147 ----
REGISTER_MAIN_LONG_CONSTANT("UPLOAD_ERR_PARTIAL", UPLOAD_ERROR_C, CONST_CS | CONST_PERSISTENT);
REGISTER_MAIN_LONG_CONSTANT("UPLOAD_ERR_NO_FILE", UPLOAD_ERROR_D, CONST_CS | CONST_PERSISTENT);
REGISTER_MAIN_LONG_CONSTANT("UPLOAD_ERR_NO_TMP_DIR", UPLOAD_ERROR_E, CONST_CS | CONST_PERSISTENT);
+ REGISTER_MAIN_LONG_CONSTANT("UPLOAD_ERR_CANT_WRITE", UPLOAD_ERROR_F, CONST_CS | CONST_PERSISTENT);
+ REGISTER_MAIN_LONG_CONSTANT("UPLOAD_ERR_EXTENSION", UPLOAD_ERROR_X, CONST_CS | CONST_PERSISTENT);
}
static void normalize_protected_variable(char *varname TSRMLS_DC)
***************
*** 700,706 ****
/* read until a boundary condition */
! static int multipart_buffer_read(multipart_buffer *self, char *buf, int bytes TSRMLS_DC)
{
int len, max;
char *bound;
--- 706,712 ----
/* read until a boundary condition */
! static int multipart_buffer_read(multipart_buffer *self, char *buf, int bytes, int *end TSRMLS_DC)
{
int len, max;
char *bound;
***************
*** 713,718 ****
--- 719,727 ----
/* look for a potential boundary match, only read data up to that point */
if ((bound = php_ap_memstr(self->buf_begin, self->bytes_in_buffer, self->boundary_next, self->boundary_next_len, 1))) {
max = bound - self->buf_begin;
+ if (end && php_ap_memstr(self->buf_begin, self->bytes_in_buffer, self->boundary_next, self->boundary_next_len, 0)) {
+ *end = 1;
+ }
} else {
max = self->bytes_in_buffer;
}
***************
*** 744,761 ****
XXX: this is horrible memory-usage-wise, but we only expect
to do this on small pieces of form data.
*/
! static char *multipart_buffer_read_body(multipart_buffer *self TSRMLS_DC)
{
char buf[FILLUNIT], *out=NULL;
int total_bytes=0, read_bytes=0;
! while((read_bytes = multipart_buffer_read(self, buf, sizeof(buf) TSRMLS_CC))) {
out = erealloc(out, total_bytes + read_bytes + 1);
memcpy(out + total_bytes, buf, read_bytes);
total_bytes += read_bytes;
}
if (out) out[total_bytes] = '\0';
return out;
}
--- 753,771 ----
XXX: this is horrible memory-usage-wise, but we only expect
to do this on small pieces of form data.
*/
! static char *multipart_buffer_read_body(multipart_buffer *self, unsigned int *len TSRMLS_DC)
{
char buf[FILLUNIT], *out=NULL;
int total_bytes=0, read_bytes=0;
! while((read_bytes = multipart_buffer_read(self, buf, sizeof(buf), NULL TSRMLS_CC))) {
out = erealloc(out, total_bytes + read_bytes + 1);
memcpy(out + total_bytes, buf, read_bytes);
total_bytes += read_bytes;
}
if (out) out[total_bytes] = '\0';
+ *len = total_bytes;
return out;
}
***************
*** 779,786 ****
zend_bool magic_quotes_gpc;
multipart_buffer *mbuff;
zval *array_ptr = (zval *) arg;
! FILE *fp;
zend_llist header;
if (SG(request_info).content_length > SG(post_max_size)) {
sapi_module.sapi_error(E_WARNING, "POST Content-Length of %ld bytes exceeds the limit of %ld bytes", SG(request_info).content_length, SG(post_max_size));
--- 789,797 ----
zend_bool magic_quotes_gpc;
multipart_buffer *mbuff;
zval *array_ptr = (zval *) arg;
! int fd=-1;
zend_llist header;
+ void *event_extra_data = NULL;
if (SG(request_info).content_length > SG(post_max_size)) {
sapi_module.sapi_error(E_WARNING, "POST Content-Length of %ld bytes exceeds the limit of %ld bytes", SG(request_info).content_length, SG(post_max_size));
***************
*** 839,858 ****
#endif
zend_llist_init(&header, sizeof(mime_header_entry), (llist_dtor_func_t) php_free_hdr_entry, 0);
while (!multipart_buffer_eof(mbuff TSRMLS_CC))
{
char buff[FILLUNIT];
char *cd=NULL,*param=NULL,*filename=NULL, *tmp=NULL;
! int blen=0, wlen=0;
zend_llist_clean(&header);
if (!multipart_buffer_headers(mbuff, &header TSRMLS_CC)) {
! SAFE_RETURN;
}
if ((cd = php_mime_get_hdr_value(header, "Content-Disposition"))) {
char *pair=NULL;
while (isspace(*cd)) {
++cd;
--- 850,880 ----
#endif
zend_llist_init(&header, sizeof(mime_header_entry), (llist_dtor_func_t) php_free_hdr_entry, 0);
+ if (php_rfc1867_callback != NULL) {
+ multipart_event_start event_start;
+
+ event_start.content_length = SG(request_info).content_length;
+ if (php_rfc1867_callback(MULTIPART_EVENT_START, &event_start, &event_extra_data TSRMLS_CC) == FAILURE) {
+ goto fileupload_done;
+ }
+ }
+
while (!multipart_buffer_eof(mbuff TSRMLS_CC))
{
char buff[FILLUNIT];
char *cd=NULL,*param=NULL,*filename=NULL, *tmp=NULL;
! size_t blen=0, wlen=0;
! off_t offset;
zend_llist_clean(&header);
if (!multipart_buffer_headers(mbuff, &header TSRMLS_CC)) {
! goto fileupload_done;
}
if ((cd = php_mime_get_hdr_value(header, "Content-Disposition"))) {
char *pair=NULL;
+ int end=0;
while (isspace(*cd)) {
++cd;
***************
*** 889,901 ****
/* Normal form variable, safe to read all data into memory */
if (!filename && param) {
!
! char *value = multipart_buffer_read_body(mbuff TSRMLS_CC);
if (!value) {
value = estrdup("");
}
#if HAVE_MBSTRING && !defined(COMPILE_DL_MBSTRING)
if (php_mb_encoding_translation(TSRMLS_C)) {
php_mb_gpc_stack_variable(param, value, &val_list, &len_list,
--- 911,935 ----
/* Normal form variable, safe to read all data into memory */
if (!filename && param) {
! unsigned int value_len;
! char *value = multipart_buffer_read_body(mbuff, &value_len TSRMLS_CC);
! unsigned int new_val_len; /* Dummy variable */
if (!value) {
value = estrdup("");
}
+ if (php_rfc1867_callback != NULL) {
+ multipart_event_formdata event_formdata;
+
+ event_formdata.post_bytes_processed = SG(read_post_bytes);
+ event_formdata.name = param;
+ event_formdata.value = &value;
+ event_formdata.length = value_len;
+ event_formdata.newlength = NULL;
+ php_rfc1867_callback(MULTIPART_EVENT_FORMDATA, &event_formdata, &event_extra_data TSRMLS_CC);
+ }
+
#if HAVE_MBSTRING && !defined(COMPILE_DL_MBSTRING)
if (php_mb_encoding_translation(TSRMLS_C)) {
php_mb_gpc_stack_variable(param, value, &val_list, &len_list,
***************
*** 917,938 ****
/* If file_uploads=off, skip the file part */
if (!PG(file_uploads)) {
! if (filename) {
! efree(filename);
! }
! if (param) {
! efree(param);
! }
! continue;
}
/* Return with an error if the posted data is garbled */
! if (!param) {
sapi_module.sapi_error(E_WARNING, "File Upload Mime headers garbled");
! if (filename) {
! efree(filename);
! }
! SAFE_RETURN;
}
/* New Rule: never repair potential malicious user input */
--- 951,963 ----
/* If file_uploads=off, skip the file part */
if (!PG(file_uploads)) {
! skip_upload = 1;
}
/* Return with an error if the posted data is garbled */
! if (!param && !filename) {
sapi_module.sapi_error(E_WARNING, "File Upload Mime headers garbled");
! goto fileupload_done;
}
/* New Rule: never repair potential malicious user input */
***************
*** 962,973 ****
if (!skip_upload) {
/* Handle file */
! fp = php_open_temporary_file(PG(upload_tmp_dir), "php", &temp_filename TSRMLS_CC);
! if (!fp) {
sapi_module.sapi_error(E_WARNING, "File upload error - unable to create a temporary file");
cancel_upload = UPLOAD_ERROR_E;
}
}
if (skip_upload) {
efree(param);
efree(filename);
--- 987,1021 ----
if (!skip_upload) {
/* Handle file */
! fd = php_open_temporary_fd(PG(upload_tmp_dir), "php", &temp_filename TSRMLS_CC);
! if (fd==-1) {
sapi_module.sapi_error(E_WARNING, "File upload error - unable to create a temporary file");
cancel_upload = UPLOAD_ERROR_E;
}
}
+
+ if (!skip_upload && php_rfc1867_callback != NULL) {
+ multipart_event_file_start event_file_start;
+
+ event_file_start.post_bytes_processed = SG(read_post_bytes);
+ event_file_start.name = param;
+ event_file_start.filename = &filename;
+ if (php_rfc1867_callback(MULTIPART_EVENT_FILE_START, &event_file_start, &event_extra_data TSRMLS_CC) == FAILURE) {
+ if (temp_filename) {
+ if (cancel_upload != UPLOAD_ERROR_E) { /* file creation failed */
+ close(fd);
+ unlink(temp_filename);
+ }
+ efree(temp_filename);
+ }
+ temp_filename="";
+ efree(param);
+ efree(filename);
+ continue;
+ }
+ }
+
+
if (skip_upload) {
efree(param);
efree(filename);
***************
*** 981,988 ****
cancel_upload = UPLOAD_ERROR_D;
}
! while (!cancel_upload && (blen = multipart_buffer_read(mbuff, buff, sizeof(buff) TSRMLS_CC)))
{
if (PG(upload_max_filesize) > 0 && total_bytes > PG(upload_max_filesize)) {
sapi_module.sapi_error(E_WARNING, "upload_max_filesize of %ld bytes exceeded - file [%s=%s] not saved", PG(upload_max_filesize), param, filename);
cancel_upload = UPLOAD_ERROR_A;
--- 1029,1053 ----
cancel_upload = UPLOAD_ERROR_D;
}
! offset = 0;
! end = 0;
! while (!cancel_upload && (blen = multipart_buffer_read(mbuff, buff, sizeof(buff), &end TSRMLS_CC)))
{
+ if (php_rfc1867_callback != NULL) {
+ multipart_event_file_data event_file_data;
+
+ event_file_data.post_bytes_processed = SG(read_post_bytes);
+ event_file_data.offset = offset;
+ event_file_data.data = buff;
+ event_file_data.length = blen;
+ event_file_data.newlength = &blen;
+ if (php_rfc1867_callback(MULTIPART_EVENT_FILE_DATA, &event_file_data, &event_extra_data TSRMLS_CC) == FAILURE) {
+ cancel_upload = UPLOAD_ERROR_X;
+ continue;
+ }
+ }
+
+
if (PG(upload_max_filesize) > 0 && total_bytes > PG(upload_max_filesize)) {
sapi_module.sapi_error(E_WARNING, "upload_max_filesize of %ld bytes exceeded - file [%s=%s] not saved", PG(upload_max_filesize), param, filename);
cancel_upload = UPLOAD_ERROR_A;
***************
*** 990,1007 ****
sapi_module.sapi_error(E_WARNING, "MAX_FILE_SIZE of %ld bytes exceeded - file [%s=%s] not saved", max_file_size, param, filename);
cancel_upload = UPLOAD_ERROR_B;
} else if (blen > 0) {
! wlen = fwrite(buff, 1, blen, fp);
if (wlen < blen) {
sapi_module.sapi_error(E_WARNING, "Only %d bytes were written, expected to write %d", wlen, blen);
! cancel_upload = UPLOAD_ERROR_C;
} else {
total_bytes += wlen;
}
}
}
! if (fp) {
! fclose(fp);
}
#ifdef DEBUG_FILE_UPLOAD
--- 1055,1081 ----
sapi_module.sapi_error(E_WARNING, "MAX_FILE_SIZE of %ld bytes exceeded - file [%s=%s] not saved", max_file_size, param, filename);
cancel_upload = UPLOAD_ERROR_B;
} else if (blen > 0) {
! wlen = write(fd, buff, blen);
if (wlen < blen) {
sapi_module.sapi_error(E_WARNING, "Only %d bytes were written, expected to write %d", wlen, blen);
! cancel_upload = UPLOAD_ERROR_F;
} else {
total_bytes += wlen;
}
+
+ offset += wlen;
}
}
! if (fd!=-1) {
! close(fd);
! }
!
! if (!cancel_upload && !end) {
! #ifdef DEBUG_FILE_UPLOAD
! sapi_module.sapi_error(E_NOTICE, "Missing mime boundary at the end of the data for file %s", strlen(filename) > 0 ? filename : "");
! #endif
! cancel_upload = UPLOAD_ERROR_C;
}
#ifdef DEBUG_FILE_UPLOAD
***************
*** 1011,1016 ****
--- 1085,1101 ----
}
#endif
+ if (php_rfc1867_callback != NULL) {
+ multipart_event_file_end event_file_end;
+
+ event_file_end.post_bytes_processed = SG(read_post_bytes);
+ event_file_end.temp_filename = temp_filename;
+ event_file_end.cancel_upload = cancel_upload;
+ if (php_rfc1867_callback(MULTIPART_EVENT_FILE_END, &event_file_end, &event_extra_data TSRMLS_CC) == FAILURE) {
+ cancel_upload = UPLOAD_ERROR_X;
+ }
+ }
+
if (cancel_upload) {
if (temp_filename) {
if (cancel_upload != UPLOAD_ERROR_E) { /* file creation failed */
***************
*** 1202,1208 ****
efree(param);
}
}
!
SAFE_RETURN;
}
--- 1287,1300 ----
efree(param);
}
}
! fileupload_done:
! if (php_rfc1867_callback != NULL) {
! multipart_event_end event_end;
!
! event_end.post_bytes_processed = SG(read_post_bytes);
! php_rfc1867_callback(MULTIPART_EVENT_END, &event_end, &event_extra_data TSRMLS_CC);
! }
!
SAFE_RETURN;
}
diff -x '*.o' -x '*.lo' -c -r php-4.3.11.original/main/rfc1867.h php-4.3.11/main/rfc1867.h
*** php-4.3.11.original/main/rfc1867.h 2002-07-11 22:49:58.000000000 -0300
--- php-4.3.11/main/rfc1867.h 2006-12-16 20:44:47.000000000 -0200
***************
*** 1,13 ****
--- 1,76 ----
+ /*
+ +----------------------------------------------------------------------+
+ | PHP Version 5 |
+ +----------------------------------------------------------------------+
+ | Copyright (c) 1997-2006 The PHP Group |
+ +----------------------------------------------------------------------+
+ | This source file is subject to version 3.01 of the PHP license, |
+ | that is bundled with this package in the file LICENSE, and is |
+ | available through the world-wide-web at the following url: |
+ | http://www.php.net/license/3_01.txt |
+ | If you did not receive a copy of the PHP license and are unable to |
+ | obtain it through the world-wide-web, please send a note to |
+ | license@php.net so we can mail you a copy immediately. |
+ +----------------------------------------------------------------------+
+ | Author: |
+ +----------------------------------------------------------------------+
+ */
+
+ /* $Id: rfc1867.h,v 1.13.2.1.2.2 2006/07/26 13:22:06 tony2001 Exp $ */
+
#ifndef RFC1867_H
#define RFC1867_H
#include "SAPI.h"
#define MULTIPART_CONTENT_TYPE "multipart/form-data"
+ #define MULTIPART_EVENT_START 0
+ #define MULTIPART_EVENT_FORMDATA 1
+ #define MULTIPART_EVENT_FILE_START 2
+ #define MULTIPART_EVENT_FILE_DATA 3
+ #define MULTIPART_EVENT_FILE_END 4
+ #define MULTIPART_EVENT_END 5
+
+ typedef struct _multipart_event_start {
+ size_t content_length;
+ } multipart_event_start;
+
+ typedef struct _multipart_event_formdata {
+ size_t post_bytes_processed;
+ char *name;
+ char **value;
+ size_t length;
+ size_t *newlength;
+ } multipart_event_formdata;
+
+ typedef struct _multipart_event_file_start {
+ size_t post_bytes_processed;
+ char *name;
+ char **filename;
+ } multipart_event_file_start;
+
+ typedef struct _multipart_event_file_data {
+ size_t post_bytes_processed;
+ off_t offset;
+ char *data;
+ size_t length;
+ size_t *newlength;
+ } multipart_event_file_data;
+
+ typedef struct _multipart_event_file_end {
+ size_t post_bytes_processed;
+ char *temp_filename;
+ int cancel_upload;
+ } multipart_event_file_end;
+
+ typedef struct _multipart_event_end {
+ size_t post_bytes_processed;
+ } multipart_event_end;
SAPI_API SAPI_POST_HANDLER_FUNC(rfc1867_post_handler);
void destroy_uploaded_files_hash(TSRMLS_D);
void php_rfc1867_register_constants(TSRMLS_D);
+ extern PHPAPI int (*php_rfc1867_callback)(unsigned int event, void *event_data, void **extra TSRMLS_DC);
#endif /* RFC1867_H */
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