main/rfc1867.c

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This source file includes following definitions.
dummy_encoding_translation
php_rfc1867_register_constants
normalize_protected_variable
add_protected_variable
is_protected_variable
safe_php_register_variable
safe_php_register_variable_ex
register_http_post_files_variable
register_http_post_files_variable_ex
unlink_filename
free_filename
destroy_uploaded_files_hash
fill_buffer
multipart_buffer_eof
multipart_buffer_new
next_line
get_line
php_free_hdr_entry
find_boundary
multipart_buffer_headers
php_mime_get_hdr_value
php_ap_getword
substring_conf
php_ap_getword_conf
php_ap_basename
php_ap_memstr
multipart_buffer_read
multipart_buffer_read_body
SAPI_POST_HANDLER_FUNC
php_rfc1867_set_multibyte_callbacks
   1 /*
   2    +----------------------------------------------------------------------+
   3    | PHP Version 7                                                        |
   4    +----------------------------------------------------------------------+
   5    | Copyright (c) 1997-2016 The PHP Group                                |
   6    +----------------------------------------------------------------------+
   7    | This source file is subject to version 3.01 of the PHP license,      |
   8    | that is bundled with this package in the file LICENSE, and is        |
   9    | available through the world-wide-web at the following url:           |
  10    | http://www.php.net/license/3_01.txt                                  |
  11    | If you did not receive a copy of the PHP license and are unable to   |
  12    | obtain it through the world-wide-web, please send a note to          |
  13    | license@php.net so we can mail you a copy immediately.               |
  14    +----------------------------------------------------------------------+
  15    | Authors: Rasmus Lerdorf <rasmus@php.net>                             |
  16    |          Jani Taskinen <jani@php.net>                                |
  17    +----------------------------------------------------------------------+
  18  */
  19 
  20 /* $Id$ */
  21 
  22 /*
  23  *  This product includes software developed by the Apache Group
  24  *  for use in the Apache HTTP server project (http://www.apache.org/).
  25  *
  26  */
  27 
  28 #include <stdio.h>
  29 #include "php.h"
  30 #include "php_open_temporary_file.h"
  31 #include "zend_globals.h"
  32 #include "php_globals.h"
  33 #include "php_variables.h"
  34 #include "rfc1867.h"
  35 #include "ext/standard/php_string.h"
  36 #include "ext/standard/php_smart_string.h"
  37 
  38 #if defined(PHP_WIN32) && !defined(HAVE_ATOLL)
  39 # define atoll(s) _atoi64(s)
  40 # define HAVE_ATOLL 1
  41 #endif
  42 
  43 #define DEBUG_FILE_UPLOAD ZEND_DEBUG
  44 
  45 static int dummy_encoding_translation(void)
  46 {
  47         return 0;
  48 }
  49 
  50 static char *php_ap_getword(const zend_encoding *encoding, char **line, char stop);
  51 static char *php_ap_getword_conf(const zend_encoding *encoding, char *str);
  52 
  53 static php_rfc1867_encoding_translation_t php_rfc1867_encoding_translation = dummy_encoding_translation;
  54 static php_rfc1867_get_detect_order_t php_rfc1867_get_detect_order = NULL;
  55 static php_rfc1867_set_input_encoding_t php_rfc1867_set_input_encoding = NULL;
  56 static php_rfc1867_getword_t php_rfc1867_getword = php_ap_getword;
  57 static php_rfc1867_getword_conf_t php_rfc1867_getword_conf = php_ap_getword_conf;
  58 static php_rfc1867_basename_t php_rfc1867_basename = NULL;
  59 
  60 PHPAPI int (*php_rfc1867_callback)(unsigned int event, void *event_data, void **extra) = NULL;
  61 
  62 static void safe_php_register_variable(char *var, char *strval, size_t val_len, zval *track_vars_array, zend_bool override_protection);
  63 
  64 /* The longest property name we use in an uploaded file array */
  65 #define MAX_SIZE_OF_INDEX sizeof("[tmp_name]")
  66 
  67 /* The longest anonymous name */
  68 #define MAX_SIZE_ANONNAME 33
  69 
  70 /* Errors */
  71 #define UPLOAD_ERROR_OK   0  /* File upload successful */
  72 #define UPLOAD_ERROR_A    1  /* Uploaded file exceeded upload_max_filesize */
  73 #define UPLOAD_ERROR_B    2  /* Uploaded file exceeded MAX_FILE_SIZE */
  74 #define UPLOAD_ERROR_C    3  /* Partially uploaded */
  75 #define UPLOAD_ERROR_D    4  /* No file uploaded */
  76 #define UPLOAD_ERROR_E    6  /* Missing /tmp or similar directory */
  77 #define UPLOAD_ERROR_F    7  /* Failed to write file to disk */
  78 #define UPLOAD_ERROR_X    8  /* File upload stopped by extension */
  79 
  80 void php_rfc1867_register_constants(void) /* {{{ */
  81 {
  82         REGISTER_MAIN_LONG_CONSTANT("UPLOAD_ERR_OK",         UPLOAD_ERROR_OK, CONST_CS | CONST_PERSISTENT);
  83         REGISTER_MAIN_LONG_CONSTANT("UPLOAD_ERR_INI_SIZE",   UPLOAD_ERROR_A,  CONST_CS | CONST_PERSISTENT);
  84         REGISTER_MAIN_LONG_CONSTANT("UPLOAD_ERR_FORM_SIZE",  UPLOAD_ERROR_B,  CONST_CS | CONST_PERSISTENT);
  85         REGISTER_MAIN_LONG_CONSTANT("UPLOAD_ERR_PARTIAL",    UPLOAD_ERROR_C,  CONST_CS | CONST_PERSISTENT);
  86         REGISTER_MAIN_LONG_CONSTANT("UPLOAD_ERR_NO_FILE",    UPLOAD_ERROR_D,  CONST_CS | CONST_PERSISTENT);
  87         REGISTER_MAIN_LONG_CONSTANT("UPLOAD_ERR_NO_TMP_DIR", UPLOAD_ERROR_E,  CONST_CS | CONST_PERSISTENT);
  88         REGISTER_MAIN_LONG_CONSTANT("UPLOAD_ERR_CANT_WRITE", UPLOAD_ERROR_F,  CONST_CS | CONST_PERSISTENT);
  89         REGISTER_MAIN_LONG_CONSTANT("UPLOAD_ERR_EXTENSION",  UPLOAD_ERROR_X,  CONST_CS | CONST_PERSISTENT);
  90 }
  91 /* }}} */
  92 
  93 static void normalize_protected_variable(char *varname) /* {{{ */
  94 {
  95         char *s = varname, *index = NULL, *indexend = NULL, *p;
  96 
  97         /* overjump leading space */
  98         while (*s == ' ') {
  99                 s++;
 100         }
 101 
 102         /* and remove it */
 103         if (s != varname) {
 104                 memmove(varname, s, strlen(s)+1);
 105         }
 106 
 107         for (p = varname; *p && *p != '['; p++) {
 108                 switch(*p) {
 109                         case ' ':
 110                         case '.':
 111                                 *p = '_';
 112                                 break;
 113                 }
 114         }
 115 
 116         /* find index */
 117         index = strchr(varname, '[');
 118         if (index) {
 119                 index++;
 120                 s = index;
 121         } else {
 122                 return;
 123         }
 124 
 125         /* done? */
 126         while (index) {
 127                 while (*index == ' ' || *index == '\r' || *index == '\n' || *index=='\t') {
 128                         index++;
 129                 }
 130                 indexend = strchr(index, ']');
 131                 indexend = indexend ? indexend + 1 : index + strlen(index);
 132 
 133                 if (s != index) {
 134                         memmove(s, index, strlen(index)+1);
 135                         s += indexend-index;
 136                 } else {
 137                         s = indexend;
 138                 }
 139 
 140                 if (*s == '[') {
 141                         s++;
 142                         index = s;
 143                 } else {
 144                         index = NULL;
 145                 }
 146         }
 147         *s = '\0';
 148 }
 149 /* }}} */
 150 
 151 static void add_protected_variable(char *varname) /* {{{ */
 152 {
 153         normalize_protected_variable(varname);
 154         zend_hash_str_add_empty_element(&PG(rfc1867_protected_variables), varname, strlen(varname));
 155 }
 156 /* }}} */
 157 
 158 static zend_bool is_protected_variable(char *varname) /* {{{ */
 159 {
 160         normalize_protected_variable(varname);
 161         return zend_hash_str_exists(&PG(rfc1867_protected_variables), varname, strlen(varname));
 162 }
 163 /* }}} */
 164 
 165 static void safe_php_register_variable(char *var, char *strval, size_t val_len, zval *track_vars_array, zend_bool override_protection) /* {{{ */
 166 {
 167         if (override_protection || !is_protected_variable(var)) {
 168                 php_register_variable_safe(var, strval, val_len, track_vars_array);
 169         }
 170 }
 171 /* }}} */
 172 
 173 static void safe_php_register_variable_ex(char *var, zval *val, zval *track_vars_array, zend_bool override_protection) /* {{{ */
 174 {
 175         if (override_protection || !is_protected_variable(var)) {
 176                 php_register_variable_ex(var, val, track_vars_array);
 177         }
 178 }
 179 /* }}} */
 180 
 181 static void register_http_post_files_variable(char *strvar, char *val, zval *http_post_files, zend_bool override_protection) /* {{{ */
 182 {
 183         safe_php_register_variable(strvar, val, strlen(val), http_post_files, override_protection);
 184 }
 185 /* }}} */
 186 
 187 static void register_http_post_files_variable_ex(char *var, zval *val, zval *http_post_files, zend_bool override_protection) /* {{{ */
 188 {
 189         safe_php_register_variable_ex(var, val, http_post_files, override_protection);
 190 }
 191 /* }}} */
 192 
 193 static int unlink_filename(zval *el) /* {{{ */
 194 {
 195         zend_string *filename = Z_STR_P(el);
 196         VCWD_UNLINK(ZSTR_VAL(filename));
 197         return 0;
 198 }
 199 /* }}} */
 200 
 201 
 202 static void free_filename(zval *el) {
 203         zend_string *filename = Z_STR_P(el);
 204         zend_string_release(filename);
 205 }
 206 
 207 PHPAPI void destroy_uploaded_files_hash(void) /* {{{ */
 208 {
 209         zend_hash_apply(SG(rfc1867_uploaded_files), unlink_filename);
 210         zend_hash_destroy(SG(rfc1867_uploaded_files));
 211         FREE_HASHTABLE(SG(rfc1867_uploaded_files));
 212 }
 213 /* }}} */
 214 
 215 /* {{{ Following code is based on apache_multipart_buffer.c from libapreq-0.33 package. */
 216 
 217 #define FILLUNIT (1024 * 5)
 218 
 219 typedef struct {
 220 
 221         /* read buffer */
 222         char *buffer;
 223         char *buf_begin;
 224         int  bufsize;
 225         int  bytes_in_buffer;
 226 
 227         /* boundary info */
 228         char *boundary;
 229         char *boundary_next;
 230         int  boundary_next_len;
 231 
 232         const zend_encoding *input_encoding;
 233         const zend_encoding **detect_order;
 234         size_t detect_order_size;
 235 } multipart_buffer;
 236 
 237 typedef struct {
 238         char *key;
 239         char *value;
 240 } mime_header_entry;
 241 
 242 /*
 243  * Fill up the buffer with client data.
 244  * Returns number of bytes added to buffer.
 245  */
 246 static int fill_buffer(multipart_buffer *self)
 247 {
 248         int bytes_to_read, total_read = 0, actual_read = 0;
 249 
 250         /* shift the existing data if necessary */
 251         if (self->bytes_in_buffer > 0 && self->buf_begin != self->buffer) {
 252                 memmove(self->buffer, self->buf_begin, self->bytes_in_buffer);
 253         }
 254 
 255         self->buf_begin = self->buffer;
 256 
 257         /* calculate the free space in the buffer */
 258         bytes_to_read = self->bufsize - self->bytes_in_buffer;
 259 
 260         /* read the required number of bytes */
 261         while (bytes_to_read > 0) {
 262 
 263                 char *buf = self->buffer + self->bytes_in_buffer;
 264 
 265                 actual_read = (int)sapi_module.read_post(buf, bytes_to_read);
 266 
 267                 /* update the buffer length */
 268                 if (actual_read > 0) {
 269                         self->bytes_in_buffer += actual_read;
 270                         SG(read_post_bytes) += actual_read;
 271                         total_read += actual_read;
 272                         bytes_to_read -= actual_read;
 273                 } else {
 274                         break;
 275                 }
 276         }
 277 
 278         return total_read;
 279 }
 280 
 281 /* eof if we are out of bytes, or if we hit the final boundary */
 282 static int multipart_buffer_eof(multipart_buffer *self)
 283 {
 284         if ( (self->bytes_in_buffer == 0 && fill_buffer(self) < 1) ) {
 285                 return 1;
 286         } else {
 287                 return 0;
 288         }
 289 }
 290 
 291 /* create new multipart_buffer structure */
 292 static multipart_buffer *multipart_buffer_new(char *boundary, int boundary_len)
 293 {
 294         multipart_buffer *self = (multipart_buffer *) ecalloc(1, sizeof(multipart_buffer));
 295 
 296         int minsize = boundary_len + 6;
 297         if (minsize < FILLUNIT) minsize = FILLUNIT;
 298 
 299         self->buffer = (char *) ecalloc(1, minsize + 1);
 300         self->bufsize = minsize;
 301 
 302         spprintf(&self->boundary, 0, "--%s", boundary);
 303 
 304         self->boundary_next_len = (int)spprintf(&self->boundary_next, 0, "\n--%s", boundary);
 305 
 306         self->buf_begin = self->buffer;
 307         self->bytes_in_buffer = 0;
 308 
 309         if (php_rfc1867_encoding_translation()) {
 310                 php_rfc1867_get_detect_order(&self->detect_order, &self->detect_order_size);
 311         } else {
 312                 self->detect_order = NULL;
 313                 self->detect_order_size = 0;
 314         }
 315 
 316         self->input_encoding = NULL;
 317 
 318         return self;
 319 }
 320 
 321 /*
 322  * Gets the next CRLF terminated line from the input buffer.
 323  * If it doesn't find a CRLF, and the buffer isn't completely full, returns
 324  * NULL; otherwise, returns the beginning of the null-terminated line,
 325  * minus the CRLF.
 326  *
 327  * Note that we really just look for LF terminated lines. This works
 328  * around a bug in internet explorer for the macintosh which sends mime
 329  * boundaries that are only LF terminated when you use an image submit
 330  * button in a multipart/form-data form.
 331  */
 332 static char *next_line(multipart_buffer *self)
 333 {
 334         /* look for LF in the data */
 335         char* line = self->buf_begin;
 336         char* ptr = memchr(self->buf_begin, '\n', self->bytes_in_buffer);
 337 
 338         if (ptr) {      /* LF found */
 339 
 340                 /* terminate the string, remove CRLF */
 341                 if ((ptr - line) > 0 && *(ptr-1) == '\r') {
 342                         *(ptr-1) = 0;
 343                 } else {
 344                         *ptr = 0;
 345                 }
 346 
 347                 /* bump the pointer */
 348                 self->buf_begin = ptr + 1;
 349                 self->bytes_in_buffer -= (self->buf_begin - line);
 350 
 351         } else {        /* no LF found */
 352 
 353                 /* buffer isn't completely full, fail */
 354                 if (self->bytes_in_buffer < self->bufsize) {
 355                         return NULL;
 356                 }
 357                 /* return entire buffer as a partial line */
 358                 line[self->bufsize] = 0;
 359                 self->buf_begin = ptr;
 360                 self->bytes_in_buffer = 0;
 361         }
 362 
 363         return line;
 364 }
 365 
 366 /* Returns the next CRLF terminated line from the client */
 367 static char *get_line(multipart_buffer *self)
 368 {
 369         char* ptr = next_line(self);
 370 
 371         if (!ptr) {
 372                 fill_buffer(self);
 373                 ptr = next_line(self);
 374         }
 375 
 376         return ptr;
 377 }
 378 
 379 /* Free header entry */
 380 static void php_free_hdr_entry(mime_header_entry *h)
 381 {
 382         if (h->key) {
 383                 efree(h->key);
 384         }
 385         if (h->value) {
 386                 efree(h->value);
 387         }
 388 }
 389 
 390 /* finds a boundary */
 391 static int find_boundary(multipart_buffer *self, char *boundary)
 392 {
 393         char *line;
 394 
 395         /* loop thru lines */
 396         while( (line = get_line(self)) )
 397         {
 398                 /* finished if we found the boundary */
 399                 if (!strcmp(line, boundary)) {
 400                         return 1;
 401                 }
 402         }
 403 
 404         /* didn't find the boundary */
 405         return 0;
 406 }
 407 
 408 /* parse headers */
 409 static int multipart_buffer_headers(multipart_buffer *self, zend_llist *header)
 410 {
 411         char *line;
 412         mime_header_entry entry = {0};
 413         smart_string buf_value = {0};
 414         char *key = NULL;
 415 
 416         /* didn't find boundary, abort */
 417         if (!find_boundary(self, self->boundary)) {
 418                 return 0;
 419         }
 420 
 421         /* get lines of text, or CRLF_CRLF */
 422 
 423         while ((line = get_line(self)) && line[0] != '\0') {
 424                 /* add header to table */
 425                 char *value = NULL;
 426 
 427                 if (php_rfc1867_encoding_translation()) {
 428                         self->input_encoding = zend_multibyte_encoding_detector((const unsigned char *) line, strlen(line), self->detect_order, self->detect_order_size);
 429                 }
 430 
 431                 /* space in the beginning means same header */
 432                 if (!isspace(line[0])) {
 433                         value = strchr(line, ':');
 434                 }
 435 
 436                 if (value) {
 437                         if (buf_value.c && key) {
 438                                 /* new entry, add the old one to the list */
 439                                 smart_string_0(&buf_value);
 440                                 entry.key = key;
 441                                 entry.value = buf_value.c;
 442                                 zend_llist_add_element(header, &entry);
 443                                 buf_value.c = NULL;
 444                                 key = NULL;
 445                         }
 446 
 447                         *value = '\0';
 448                         do { value++; } while (isspace(*value));
 449 
 450                         key = estrdup(line);
 451                         smart_string_appends(&buf_value, value);
 452                 } else if (buf_value.c) { /* If no ':' on the line, add to previous line */
 453                         smart_string_appends(&buf_value, line);
 454                 } else {
 455                         continue;
 456                 }
 457         }
 458 
 459         if (buf_value.c && key) {
 460                 /* add the last one to the list */
 461                 smart_string_0(&buf_value);
 462                 entry.key = key;
 463                 entry.value = buf_value.c;
 464                 zend_llist_add_element(header, &entry);
 465         }
 466 
 467         return 1;
 468 }
 469 
 470 static char *php_mime_get_hdr_value(zend_llist header, char *key)
 471 {
 472         mime_header_entry *entry;
 473 
 474         if (key == NULL) {
 475                 return NULL;
 476         }
 477 
 478         entry = zend_llist_get_first(&header);
 479         while (entry) {
 480                 if (!strcasecmp(entry->key, key)) {
 481                         return entry->value;
 482                 }
 483                 entry = zend_llist_get_next(&header);
 484         }
 485 
 486         return NULL;
 487 }
 488 
 489 static char *php_ap_getword(const zend_encoding *encoding, char **line, char stop)
 490 {
 491         char *pos = *line, quote;
 492         char *res;
 493 
 494         while (*pos && *pos != stop) {
 495                 if ((quote = *pos) == '"' || quote == '\'') {
 496                         ++pos;
 497                         while (*pos && *pos != quote) {
 498                                 if (*pos == '\\' && pos[1] && pos[1] == quote) {
 499                                         pos += 2;
 500                                 } else {
 501                                         ++pos;
 502                                 }
 503                         }
 504                         if (*pos) {
 505                                 ++pos;
 506                         }
 507                 } else ++pos;
 508         }
 509         if (*pos == '\0') {
 510                 res = estrdup(*line);
 511                 *line += strlen(*line);
 512                 return res;
 513         }
 514 
 515         res = estrndup(*line, pos - *line);
 516 
 517         while (*pos == stop) {
 518                 ++pos;
 519         }
 520 
 521         *line = pos;
 522         return res;
 523 }
 524 
 525 static char *substring_conf(char *start, int len, char quote)
 526 {
 527         char *result = emalloc(len + 1);
 528         char *resp = result;
 529         int i;
 530 
 531         for (i = 0; i < len && start[i] != quote; ++i) {
 532                 if (start[i] == '\\' && (start[i + 1] == '\\' || (quote && start[i + 1] == quote))) {
 533                         *resp++ = start[++i];
 534                 } else {
 535                         *resp++ = start[i];
 536                 }
 537         }
 538 
 539         *resp = '\0';
 540         return result;
 541 }
 542 
 543 static char *php_ap_getword_conf(const zend_encoding *encoding, char *str)
 544 {
 545         while (*str && isspace(*str)) {
 546                 ++str;
 547         }
 548 
 549         if (!*str) {
 550                 return estrdup("");
 551         }
 552 
 553         if (*str == '"' || *str == '\'') {
 554                 char quote = *str;
 555 
 556                 str++;
 557                 return substring_conf(str, (int)strlen(str), quote);
 558         } else {
 559                 char *strend = str;
 560 
 561                 while (*strend && !isspace(*strend)) {
 562                         ++strend;
 563                 }
 564                 return substring_conf(str, strend - str, 0);
 565         }
 566 }
 567 
 568 static char *php_ap_basename(const zend_encoding *encoding, char *path)
 569 {
 570         char *s = strrchr(path, '\\');
 571         char *s2 = strrchr(path, '/');
 572 
 573         if (s && s2) {
 574                 if (s > s2) {
 575                         ++s;
 576                 } else {
 577                         s = ++s2;
 578                 }
 579                 return s;
 580         } else if (s) {
 581                 return ++s;
 582         } else if (s2) {
 583                 return ++s2;
 584         }
 585         return path;
 586 }
 587 
 588 /*
 589  * Search for a string in a fixed-length byte string.
 590  * If partial is true, partial matches are allowed at the end of the buffer.
 591  * Returns NULL if not found, or a pointer to the start of the first match.
 592  */
 593 static void *php_ap_memstr(char *haystack, int haystacklen, char *needle, int needlen, int partial)
 594 {
 595         int len = haystacklen;
 596         char *ptr = haystack;
 597 
 598         /* iterate through first character matches */
 599         while( (ptr = memchr(ptr, needle[0], len)) ) {
 600 
 601                 /* calculate length after match */
 602                 len = haystacklen - (ptr - (char *)haystack);
 603 
 604                 /* done if matches up to capacity of buffer */
 605                 if (memcmp(needle, ptr, needlen < len ? needlen : len) == 0 && (partial || len >= needlen)) {
 606                         break;
 607                 }
 608 
 609                 /* next character */
 610                 ptr++; len--;
 611         }
 612 
 613         return ptr;
 614 }
 615 
 616 /* read until a boundary condition */
 617 static int multipart_buffer_read(multipart_buffer *self, char *buf, size_t bytes, int *end)
 618 {
 619         size_t len, max;
 620         char *bound;
 621 
 622         /* fill buffer if needed */
 623         if (bytes > self->bytes_in_buffer) {
 624                 fill_buffer(self);
 625         }
 626 
 627         /* look for a potential boundary match, only read data up to that point */
 628         if ((bound = php_ap_memstr(self->buf_begin, self->bytes_in_buffer, self->boundary_next, self->boundary_next_len, 1))) {
 629                 max = bound - self->buf_begin;
 630                 if (end && php_ap_memstr(self->buf_begin, self->bytes_in_buffer, self->boundary_next, self->boundary_next_len, 0)) {
 631                         *end = 1;
 632                 }
 633         } else {
 634                 max = self->bytes_in_buffer;
 635         }
 636 
 637         /* maximum number of bytes we are reading */
 638         len = max < bytes-1 ? max : bytes-1;
 639 
 640         /* if we read any data... */
 641         if (len > 0) {
 642 
 643                 /* copy the data */
 644                 memcpy(buf, self->buf_begin, len);
 645                 buf[len] = 0;
 646 
 647                 if (bound && len > 0 && buf[len-1] == '\r') {
 648                         buf[--len] = 0;
 649                 }
 650 
 651                 /* update the buffer */
 652                 self->bytes_in_buffer -= (int)len;
 653                 self->buf_begin += len;
 654         }
 655 
 656         return (int)len;
 657 }
 658 
 659 /*
 660   XXX: this is horrible memory-usage-wise, but we only expect
 661   to do this on small pieces of form data.
 662 */
 663 static char *multipart_buffer_read_body(multipart_buffer *self, size_t *len)
 664 {
 665         char buf[FILLUNIT], *out=NULL;
 666         int total_bytes=0, read_bytes=0;
 667 
 668         while((read_bytes = multipart_buffer_read(self, buf, sizeof(buf), NULL))) {
 669                 out = erealloc(out, total_bytes + read_bytes + 1);
 670                 memcpy(out + total_bytes, buf, read_bytes);
 671                 total_bytes += read_bytes;
 672         }
 673 
 674         if (out) {
 675                 out[total_bytes] = '\0';
 676         }
 677         *len = total_bytes;
 678 
 679         return out;
 680 }
 681 /* }}} */
 682 
 683 /*
 684  * The combined READER/HANDLER
 685  *
 686  */
 687 
 688 SAPI_API SAPI_POST_HANDLER_FUNC(rfc1867_post_handler) /* {{{ */
 689 {
 690         char *boundary, *s = NULL, *boundary_end = NULL, *start_arr = NULL, *array_index = NULL;
 691         char *lbuf = NULL, *abuf = NULL;
 692         zend_string *temp_filename = NULL;
 693         int boundary_len = 0, cancel_upload = 0, is_arr_upload = 0, array_len = 0;
 694         int64_t total_bytes = 0, max_file_size = 0;
 695         int skip_upload = 0, anonindex = 0, is_anonymous;
 696         HashTable *uploaded_files = NULL;
 697         multipart_buffer *mbuff;
 698         zval *array_ptr = (zval *) arg;
 699         int fd = -1;
 700         zend_llist header;
 701         void *event_extra_data = NULL;
 702         unsigned int llen = 0;
 703         int upload_cnt = INI_INT("max_file_uploads");
 704         const zend_encoding *internal_encoding = zend_multibyte_get_internal_encoding();
 705         php_rfc1867_getword_t getword;
 706         php_rfc1867_getword_conf_t getword_conf;
 707         php_rfc1867_basename_t _basename;
 708         zend_long count = 0;
 709 
 710         if (php_rfc1867_encoding_translation() && internal_encoding) {
 711                 getword = php_rfc1867_getword;
 712                 getword_conf = php_rfc1867_getword_conf;
 713                 _basename = php_rfc1867_basename;
 714         } else {
 715                 getword = php_ap_getword;
 716                 getword_conf = php_ap_getword_conf;
 717                 _basename = php_ap_basename;
 718         }
 719 
 720         if (SG(post_max_size) > 0 && SG(request_info).content_length > SG(post_max_size)) {
 721                 sapi_module.sapi_error(E_WARNING, "POST Content-Length of " ZEND_LONG_FMT " bytes exceeds the limit of " ZEND_LONG_FMT " bytes", SG(request_info).content_length, SG(post_max_size));
 722                 return;
 723         }
 724 
 725         /* Get the boundary */
 726         boundary = strstr(content_type_dup, "boundary");
 727         if (!boundary) {
 728                 int content_type_len = (int)strlen(content_type_dup);
 729                 char *content_type_lcase = estrndup(content_type_dup, content_type_len);
 730 
 731                 php_strtolower(content_type_lcase, content_type_len);
 732                 boundary = strstr(content_type_lcase, "boundary");
 733                 if (boundary) {
 734                         boundary = content_type_dup + (boundary - content_type_lcase);
 735                 }
 736                 efree(content_type_lcase);
 737         }
 738 
 739         if (!boundary || !(boundary = strchr(boundary, '='))) {
 740                 sapi_module.sapi_error(E_WARNING, "Missing boundary in multipart/form-data POST data");
 741                 return;
 742         }
 743 
 744         boundary++;
 745         boundary_len = (int)strlen(boundary);
 746 
 747         if (boundary[0] == '"') {
 748                 boundary++;
 749                 boundary_end = strchr(boundary, '"');
 750                 if (!boundary_end) {
 751                         sapi_module.sapi_error(E_WARNING, "Invalid boundary in multipart/form-data POST data");
 752                         return;
 753                 }
 754         } else {
 755                 /* search for the end of the boundary */
 756                 boundary_end = strpbrk(boundary, ",;");
 757         }
 758         if (boundary_end) {
 759                 boundary_end[0] = '\0';
 760                 boundary_len = boundary_end-boundary;
 761         }
 762 
 763         /* Initialize the buffer */
 764         if (!(mbuff = multipart_buffer_new(boundary, boundary_len))) {
 765                 sapi_module.sapi_error(E_WARNING, "Unable to initialize the input buffer");
 766                 return;
 767         }
 768 
 769         /* Initialize $_FILES[] */
 770         zend_hash_init(&PG(rfc1867_protected_variables), 8, NULL, NULL, 0);
 771 
 772         ALLOC_HASHTABLE(uploaded_files);
 773         zend_hash_init(uploaded_files, 8, NULL, free_filename, 0);
 774         SG(rfc1867_uploaded_files) = uploaded_files;
 775 
 776         if (Z_TYPE(PG(http_globals)[TRACK_VARS_FILES]) != IS_ARRAY) {
 777                 /* php_auto_globals_create_files() might have already done that */
 778                 array_init(&PG(http_globals)[TRACK_VARS_FILES]);
 779         }
 780 
 781         zend_llist_init(&header, sizeof(mime_header_entry), (llist_dtor_func_t) php_free_hdr_entry, 0);
 782 
 783         if (php_rfc1867_callback != NULL) {
 784                 multipart_event_start event_start;
 785 
 786                 event_start.content_length = SG(request_info).content_length;
 787                 if (php_rfc1867_callback(MULTIPART_EVENT_START, &event_start, &event_extra_data) == FAILURE) {
 788                         goto fileupload_done;
 789                 }
 790         }
 791 
 792         while (!multipart_buffer_eof(mbuff))
 793         {
 794                 char buff[FILLUNIT];
 795                 char *cd = NULL, *param = NULL, *filename = NULL, *tmp = NULL;
 796                 size_t blen = 0, wlen = 0;
 797                 zend_off_t offset;
 798 
 799                 zend_llist_clean(&header);
 800 
 801                 if (!multipart_buffer_headers(mbuff, &header)) {
 802                         goto fileupload_done;
 803                 }
 804 
 805                 if ((cd = php_mime_get_hdr_value(header, "Content-Disposition"))) {
 806                         char *pair = NULL;
 807                         int end = 0;
 808 
 809                         while (isspace(*cd)) {
 810                                 ++cd;
 811                         }
 812 
 813                         while (*cd && (pair = getword(mbuff->input_encoding, &cd, ';')))
 814                         {
 815                                 char *key = NULL, *word = pair;
 816 
 817                                 while (isspace(*cd)) {
 818                                         ++cd;
 819                                 }
 820 
 821                                 if (strchr(pair, '=')) {
 822                                         key = getword(mbuff->input_encoding, &pair, '=');
 823 
 824                                         if (!strcasecmp(key, "name")) {
 825                                                 if (param) {
 826                                                         efree(param);
 827                                                 }
 828                                                 param = getword_conf(mbuff->input_encoding, pair);
 829                                                 if (mbuff->input_encoding && internal_encoding) {
 830                                                         unsigned char *new_param;
 831                                                         size_t new_param_len;
 832                                                         if ((size_t)-1 != zend_multibyte_encoding_converter(&new_param, &new_param_len, (unsigned char *)param, strlen(param), internal_encoding, mbuff->input_encoding)) {
 833                                                                 efree(param);
 834                                                                 param = (char *)new_param;
 835                                                         }
 836                                                 }
 837                                         } else if (!strcasecmp(key, "filename")) {
 838                                                 if (filename) {
 839                                                         efree(filename);
 840                                                 }
 841                                                 filename = getword_conf(mbuff->input_encoding, pair);
 842                                                 if (mbuff->input_encoding && internal_encoding) {
 843                                                         unsigned char *new_filename;
 844                                                         size_t new_filename_len;
 845                                                         if ((size_t)-1 != zend_multibyte_encoding_converter(&new_filename, &new_filename_len, (unsigned char *)filename, strlen(filename), internal_encoding, mbuff->input_encoding)) {
 846                                                                 efree(filename);
 847                                                                 filename = (char *)new_filename;
 848                                                         }
 849                                                 }
 850                                         }
 851                                 }
 852                                 if (key) {
 853                                         efree(key);
 854                                 }
 855                                 efree(word);
 856                         }
 857 
 858                         /* Normal form variable, safe to read all data into memory */
 859                         if (!filename && param) {
 860                                 size_t value_len;
 861                                 char *value = multipart_buffer_read_body(mbuff, &value_len);
 862                                 size_t new_val_len; /* Dummy variable */
 863 
 864                                 if (!value) {
 865                                         value = estrdup("");
 866                                         value_len = 0;
 867                                 }
 868 
 869                                 if (mbuff->input_encoding && internal_encoding) {
 870                                         unsigned char *new_value;
 871                                         size_t new_value_len;
 872                                         if ((size_t)-1 != zend_multibyte_encoding_converter(&new_value, &new_value_len, (unsigned char *)value, value_len, internal_encoding, mbuff->input_encoding)) {
 873                                                 efree(value);
 874                                                 value = (char *)new_value;
 875                                                 value_len = new_value_len;
 876                                         }
 877                                 }
 878 
 879                                 if (++count <= PG(max_input_vars) && sapi_module.input_filter(PARSE_POST, param, &value, value_len, &new_val_len)) {
 880                                         if (php_rfc1867_callback != NULL) {
 881                                                 multipart_event_formdata event_formdata;
 882                                                 size_t newlength = new_val_len;
 883 
 884                                                 event_formdata.post_bytes_processed = SG(read_post_bytes);
 885                                                 event_formdata.name = param;
 886                                                 event_formdata.value = &value;
 887                                                 event_formdata.length = new_val_len;
 888                                                 event_formdata.newlength = &newlength;
 889                                                 if (php_rfc1867_callback(MULTIPART_EVENT_FORMDATA, &event_formdata, &event_extra_data) == FAILURE) {
 890                                                         efree(param);
 891                                                         efree(value);
 892                                                         continue;
 893                                                 }
 894                                                 new_val_len = newlength;
 895                                         }
 896                                         safe_php_register_variable(param, value, new_val_len, array_ptr, 0);
 897                                 } else {
 898                                         if (count == PG(max_input_vars) + 1) {
 899                                                 php_error_docref(NULL, E_WARNING, "Input variables exceeded " ZEND_LONG_FMT ". To increase the limit change max_input_vars in php.ini.", PG(max_input_vars));
 900                                         }
 901 
 902                                         if (php_rfc1867_callback != NULL) {
 903                                                 multipart_event_formdata event_formdata;
 904 
 905                                                 event_formdata.post_bytes_processed = SG(read_post_bytes);
 906                                                 event_formdata.name = param;
 907                                                 event_formdata.value = &value;
 908                                                 event_formdata.length = value_len;
 909                                                 event_formdata.newlength = NULL;
 910                                                 php_rfc1867_callback(MULTIPART_EVENT_FORMDATA, &event_formdata, &event_extra_data);
 911                                         }
 912                                 }
 913 
 914                                 if (!strcasecmp(param, "MAX_FILE_SIZE")) {
 915 #ifdef HAVE_ATOLL
 916                                         max_file_size = atoll(value);
 917 #else
 918                                         max_file_size = strtoll(value, NULL, 10);
 919 #endif
 920                                 }
 921 
 922                                 efree(param);
 923                                 efree(value);
 924                                 continue;
 925                         }
 926 
 927                         /* If file_uploads=off, skip the file part */
 928                         if (!PG(file_uploads)) {
 929                                 skip_upload = 1;
 930                         } else if (upload_cnt <= 0) {
 931                                 skip_upload = 1;
 932                                 sapi_module.sapi_error(E_WARNING, "Maximum number of allowable file uploads has been exceeded");
 933                         }
 934 
 935                         /* Return with an error if the posted data is garbled */
 936                         if (!param && !filename) {
 937                                 sapi_module.sapi_error(E_WARNING, "File Upload Mime headers garbled");
 938                                 goto fileupload_done;
 939                         }
 940 
 941                         if (!param) {
 942                                 is_anonymous = 1;
 943                                 param = emalloc(MAX_SIZE_ANONNAME);
 944                                 snprintf(param, MAX_SIZE_ANONNAME, "%u", anonindex++);
 945                         } else {
 946                                 is_anonymous = 0;
 947                         }
 948 
 949                         /* New Rule: never repair potential malicious user input */
 950                         if (!skip_upload) {
 951                                 long c = 0;
 952                                 tmp = param;
 953 
 954                                 while (*tmp) {
 955                                         if (*tmp == '[') {
 956                                                 c++;
 957                                         } else if (*tmp == ']') {
 958                                                 c--;
 959                                                 if (tmp[1] && tmp[1] != '[') {
 960                                                         skip_upload = 1;
 961                                                         break;
 962                                                 }
 963                                         }
 964                                         if (c < 0) {
 965                                                 skip_upload = 1;
 966                                                 break;
 967                                         }
 968                                         tmp++;
 969                                 }
 970                                 /* Brackets should always be closed */
 971                                 if(c != 0) {
 972                                         skip_upload = 1;
 973                                 }
 974                         }
 975 
 976                         total_bytes = cancel_upload = 0;
 977                         temp_filename = NULL;
 978                         fd = -1;
 979 
 980                         if (!skip_upload && php_rfc1867_callback != NULL) {
 981                                 multipart_event_file_start event_file_start;
 982 
 983                                 event_file_start.post_bytes_processed = SG(read_post_bytes);
 984                                 event_file_start.name = param;
 985                                 event_file_start.filename = &filename;
 986                                 if (php_rfc1867_callback(MULTIPART_EVENT_FILE_START, &event_file_start, &event_extra_data) == FAILURE) {
 987                                         temp_filename = NULL;
 988                                         efree(param);
 989                                         efree(filename);
 990                                         continue;
 991                                 }
 992                         }
 993 
 994                         if (skip_upload) {
 995                                 efree(param);
 996                                 efree(filename);
 997                                 continue;
 998                         }
 999 
1000                         if (filename[0] == '\0') {
1001 #if DEBUG_FILE_UPLOAD
1002                                 sapi_module.sapi_error(E_NOTICE, "No file uploaded");
1003 #endif
1004                                 cancel_upload = UPLOAD_ERROR_D;
1005                         }
1006 
1007                         offset = 0;
1008                         end = 0;
1009 
1010                         if (!cancel_upload) {
1011                                 /* only bother to open temp file if we have data */
1012                                 blen = multipart_buffer_read(mbuff, buff, sizeof(buff), &end);
1013 #if DEBUG_FILE_UPLOAD
1014                                 if (blen > 0) {
1015 #else
1016                                 /* in non-debug mode we have no problem with 0-length files */
1017                                 {
1018 #endif
1019                                         fd = php_open_temporary_fd_ex(PG(upload_tmp_dir), "php", &temp_filename, 1);
1020                                         upload_cnt--;
1021                                         if (fd == -1) {
1022                                                 sapi_module.sapi_error(E_WARNING, "File upload error - unable to create a temporary file");
1023                                                 cancel_upload = UPLOAD_ERROR_E;
1024                                         }
1025                                 }
1026                         }
1027 
1028                         while (!cancel_upload && (blen > 0))
1029                         {
1030                                 if (php_rfc1867_callback != NULL) {
1031                                         multipart_event_file_data event_file_data;
1032 
1033                                         event_file_data.post_bytes_processed = SG(read_post_bytes);
1034                                         event_file_data.offset = offset;
1035                                         event_file_data.data = buff;
1036                                         event_file_data.length = blen;
1037                                         event_file_data.newlength = &blen;
1038                                         if (php_rfc1867_callback(MULTIPART_EVENT_FILE_DATA, &event_file_data, &event_extra_data) == FAILURE) {
1039                                                 cancel_upload = UPLOAD_ERROR_X;
1040                                                 continue;
1041                                         }
1042                                 }
1043 
1044                                 if (PG(upload_max_filesize) > 0 && (zend_long)(total_bytes+blen) > PG(upload_max_filesize)) {
1045 #if DEBUG_FILE_UPLOAD
1046                                         sapi_module.sapi_error(E_NOTICE, "upload_max_filesize of " ZEND_LONG_FMT " bytes exceeded - file [%s=%s] not saved", PG(upload_max_filesize), param, filename);
1047 #endif
1048                                         cancel_upload = UPLOAD_ERROR_A;
1049                                 } else if (max_file_size && ((zend_long)(total_bytes+blen) > max_file_size)) {
1050 #if DEBUG_FILE_UPLOAD
1051                                         sapi_module.sapi_error(E_NOTICE, "MAX_FILE_SIZE of " ZEND_LONG_FMT " bytes exceeded - file [%s=%s] not saved", max_file_size, param, filename);
1052 #endif
1053                                         cancel_upload = UPLOAD_ERROR_B;
1054                                 } else if (blen > 0) {
1055 #ifdef PHP_WIN32
1056                                         wlen = write(fd, buff, (unsigned int)blen);
1057 #else
1058                                         wlen = write(fd, buff, blen);
1059 #endif
1060 
1061                                         if (wlen == -1) {
1062                                                 /* write failed */
1063 #if DEBUG_FILE_UPLOAD
1064                                                 sapi_module.sapi_error(E_NOTICE, "write() failed - %s", strerror(errno));
1065 #endif
1066                                                 cancel_upload = UPLOAD_ERROR_F;
1067                                         } else if (wlen < blen) {
1068 #if DEBUG_FILE_UPLOAD
1069                                                 sapi_module.sapi_error(E_NOTICE, "Only %d bytes were written, expected to write %d", wlen, blen);
1070 #endif
1071                                                 cancel_upload = UPLOAD_ERROR_F;
1072                                         } else {
1073                                                 total_bytes += wlen;
1074                                         }
1075                                         offset += wlen;
1076                                 }
1077 
1078                                 /* read data for next iteration */
1079                                 blen = multipart_buffer_read(mbuff, buff, sizeof(buff), &end);
1080                         }
1081 
1082                         if (fd != -1) { /* may not be initialized if file could not be created */
1083                                 close(fd);
1084                         }
1085 
1086                         if (!cancel_upload && !end) {
1087 #if DEBUG_FILE_UPLOAD
1088                                 sapi_module.sapi_error(E_NOTICE, "Missing mime boundary at the end of the data for file %s", filename[0] != '\0' ? filename : "");
1089 #endif
1090                                 cancel_upload = UPLOAD_ERROR_C;
1091                         }
1092 #if DEBUG_FILE_UPLOAD
1093                         if (filename[0] != '\0' && total_bytes == 0 && !cancel_upload) {
1094                                 sapi_module.sapi_error(E_WARNING, "Uploaded file size 0 - file [%s=%s] not saved", param, filename);
1095                                 cancel_upload = 5;
1096                         }
1097 #endif
1098                         if (php_rfc1867_callback != NULL) {
1099                                 multipart_event_file_end event_file_end;
1100 
1101                                 event_file_end.post_bytes_processed = SG(read_post_bytes);
1102                                 event_file_end.temp_filename = ZSTR_VAL(temp_filename);
1103                                 event_file_end.cancel_upload = cancel_upload;
1104                                 if (php_rfc1867_callback(MULTIPART_EVENT_FILE_END, &event_file_end, &event_extra_data) == FAILURE) {
1105                                         cancel_upload = UPLOAD_ERROR_X;
1106                                 }
1107                         }
1108 
1109                         if (cancel_upload) {
1110                                 if (temp_filename) {
1111                                         if (cancel_upload != UPLOAD_ERROR_E) { /* file creation failed */
1112                                                 unlink(ZSTR_VAL(temp_filename));
1113                                         }
1114                                         zend_string_release(temp_filename);
1115                                 }
1116                                 temp_filename = NULL;
1117                         } else {
1118                                 zend_hash_add_ptr(SG(rfc1867_uploaded_files), temp_filename, temp_filename);
1119                         }
1120 
1121                         /* is_arr_upload is true when name of file upload field
1122                          * ends in [.*]
1123                          * start_arr is set to point to 1st [ */
1124                         is_arr_upload = (start_arr = strchr(param,'[')) && (param[strlen(param)-1] == ']');
1125 
1126                         if (is_arr_upload) {
1127                                 array_len = (int)strlen(start_arr);
1128                                 if (array_index) {
1129                                         efree(array_index);
1130                                 }
1131                                 array_index = estrndup(start_arr + 1, array_len - 2);
1132                         }
1133 
1134                         /* Add $foo_name */
1135                         if (llen < strlen(param) + MAX_SIZE_OF_INDEX + 1) {
1136                                 llen = (int)strlen(param);
1137                                 lbuf = (char *) safe_erealloc(lbuf, llen, 1, MAX_SIZE_OF_INDEX + 1);
1138                                 llen += MAX_SIZE_OF_INDEX + 1;
1139                         }
1140 
1141                         if (is_arr_upload) {
1142                                 if (abuf) efree(abuf);
1143                                 abuf = estrndup(param, strlen(param)-array_len);
1144                                 snprintf(lbuf, llen, "%s_name[%s]", abuf, array_index);
1145                         } else {
1146                                 snprintf(lbuf, llen, "%s_name", param);
1147                         }
1148 
1149                         /* The \ check should technically be needed for win32 systems only where
1150                          * it is a valid path separator. However, IE in all it's wisdom always sends
1151                          * the full path of the file on the user's filesystem, which means that unless
1152                          * the user does basename() they get a bogus file name. Until IE's user base drops
1153                          * to nill or problem is fixed this code must remain enabled for all systems. */
1154                         s = _basename(internal_encoding, filename);
1155                         if (!s) {
1156                                 s = filename;
1157                         }
1158 
1159                         if (!is_anonymous) {
1160                                 safe_php_register_variable(lbuf, s, strlen(s), NULL, 0);
1161                         }
1162 
1163                         /* Add $foo[name] */
1164                         if (is_arr_upload) {
1165                                 snprintf(lbuf, llen, "%s[name][%s]", abuf, array_index);
1166                         } else {
1167                                 snprintf(lbuf, llen, "%s[name]", param);
1168                         }
1169                         register_http_post_files_variable(lbuf, s, &PG(http_globals)[TRACK_VARS_FILES], 0);
1170                         efree(filename);
1171                         s = NULL;
1172 
1173                         /* Possible Content-Type: */
1174                         if (cancel_upload || !(cd = php_mime_get_hdr_value(header, "Content-Type"))) {
1175                                 cd = "";
1176                         } else {
1177                                 /* fix for Opera 6.01 */
1178                                 s = strchr(cd, ';');
1179                                 if (s != NULL) {
1180                                         *s = '\0';
1181                                 }
1182                         }
1183 
1184                         /* Add $foo_type */
1185                         if (is_arr_upload) {
1186                                 snprintf(lbuf, llen, "%s_type[%s]", abuf, array_index);
1187                         } else {
1188                                 snprintf(lbuf, llen, "%s_type", param);
1189                         }
1190                         if (!is_anonymous) {
1191                                 safe_php_register_variable(lbuf, cd, strlen(cd), NULL, 0);
1192                         }
1193 
1194                         /* Add $foo[type] */
1195                         if (is_arr_upload) {
1196                                 snprintf(lbuf, llen, "%s[type][%s]", abuf, array_index);
1197                         } else {
1198                                 snprintf(lbuf, llen, "%s[type]", param);
1199                         }
1200                         register_http_post_files_variable(lbuf, cd, &PG(http_globals)[TRACK_VARS_FILES], 0);
1201 
1202                         /* Restore Content-Type Header */
1203                         if (s != NULL) {
1204                                 *s = ';';
1205                         }
1206                         s = "";
1207 
1208                         {
1209                                 /* store temp_filename as-is (in case upload_tmp_dir
1210                                  * contains escapeable characters. escape only the variable name.) */
1211                                 zval zfilename;
1212 
1213                                 /* Initialize variables */
1214                                 add_protected_variable(param);
1215 
1216                                 /* if param is of form xxx[.*] this will cut it to xxx */
1217                                 if (!is_anonymous) {
1218                                         if (temp_filename) {
1219                                                 ZVAL_STR_COPY(&zfilename, temp_filename);
1220                                         } else {
1221                                                 ZVAL_EMPTY_STRING(&zfilename);
1222                                         }
1223                                         safe_php_register_variable_ex(param, &zfilename, NULL, 1);
1224                                 }
1225 
1226                                 /* Add $foo[tmp_name] */
1227                                 if (is_arr_upload) {
1228                                         snprintf(lbuf, llen, "%s[tmp_name][%s]", abuf, array_index);
1229                                 } else {
1230                                         snprintf(lbuf, llen, "%s[tmp_name]", param);
1231                                 }
1232                                 add_protected_variable(lbuf);
1233                                 if (temp_filename) {
1234                                         ZVAL_STR_COPY(&zfilename, temp_filename);
1235                                 } else {
1236                                         ZVAL_EMPTY_STRING(&zfilename);
1237                                 }
1238                                 register_http_post_files_variable_ex(lbuf, &zfilename, &PG(http_globals)[TRACK_VARS_FILES], 1);
1239                         }
1240 
1241                         {
1242                                 zval file_size, error_type;
1243                                 int size_overflow = 0;
1244                                 char file_size_buf[65];
1245 
1246                                 ZVAL_LONG(&error_type, cancel_upload);
1247 
1248                                 /* Add $foo[error] */
1249                                 if (cancel_upload) {
1250                                         ZVAL_LONG(&file_size, 0);
1251                                 } else {
1252                                         if (total_bytes > ZEND_LONG_MAX) {
1253 #ifdef PHP_WIN32
1254                                                 if (_i64toa_s(total_bytes, file_size_buf, 65, 10)) {
1255                                                         file_size_buf[0] = '0';
1256                                                         file_size_buf[1] = '\0';
1257                                                 }
1258 #else
1259                                                 {
1260                                                         int __len = snprintf(file_size_buf, 65, "%lld", total_bytes);
1261                                                         file_size_buf[__len] = '\0';
1262                                                 }
1263 #endif
1264                                                 size_overflow = 1;
1265 
1266                                         } else {
1267                                                 ZVAL_LONG(&file_size, total_bytes);
1268                                         }
1269                                 }
1270 
1271                                 if (is_arr_upload) {
1272                                         snprintf(lbuf, llen, "%s[error][%s]", abuf, array_index);
1273                                 } else {
1274                                         snprintf(lbuf, llen, "%s[error]", param);
1275                                 }
1276                                 register_http_post_files_variable_ex(lbuf, &error_type, &PG(http_globals)[TRACK_VARS_FILES], 0);
1277 
1278                                 /* Add $foo_size */
1279                                 if (is_arr_upload) {
1280                                         snprintf(lbuf, llen, "%s_size[%s]", abuf, array_index);
1281                                 } else {
1282                                         snprintf(lbuf, llen, "%s_size", param);
1283                                 }
1284                                 if (!is_anonymous) {
1285                                         if (size_overflow) {
1286                                                 ZVAL_STRING(&file_size, file_size_buf);
1287                                         }
1288                                         safe_php_register_variable_ex(lbuf, &file_size, NULL, size_overflow);
1289                                 }
1290 
1291                                 /* Add $foo[size] */
1292                                 if (is_arr_upload) {
1293                                         snprintf(lbuf, llen, "%s[size][%s]", abuf, array_index);
1294                                 } else {
1295                                         snprintf(lbuf, llen, "%s[size]", param);
1296                                 }
1297                                 if (size_overflow) {
1298                                         ZVAL_STRING(&file_size, file_size_buf);
1299                                 }
1300                                 register_http_post_files_variable_ex(lbuf, &file_size, &PG(http_globals)[TRACK_VARS_FILES], size_overflow);
1301                         }
1302                         efree(param);
1303                 }
1304         }
1305 
1306 fileupload_done:
1307         if (php_rfc1867_callback != NULL) {
1308                 multipart_event_end event_end;
1309 
1310                 event_end.post_bytes_processed = SG(read_post_bytes);
1311                 php_rfc1867_callback(MULTIPART_EVENT_END, &event_end, &event_extra_data);
1312         }
1313 
1314         if (lbuf) efree(lbuf);
1315         if (abuf) efree(abuf);
1316         if (array_index) efree(array_index);
1317         zend_hash_destroy(&PG(rfc1867_protected_variables));
1318         zend_llist_destroy(&header);
1319         if (mbuff->boundary_next) efree(mbuff->boundary_next);
1320         if (mbuff->boundary) efree(mbuff->boundary);
1321         if (mbuff->buffer) efree(mbuff->buffer);
1322         if (mbuff) efree(mbuff);
1323 }
1324 /* }}} */
1325 
1326 SAPI_API void php_rfc1867_set_multibyte_callbacks(
1327                                         php_rfc1867_encoding_translation_t encoding_translation,
1328                                         php_rfc1867_get_detect_order_t get_detect_order,
1329                                         php_rfc1867_set_input_encoding_t set_input_encoding,
1330                                         php_rfc1867_getword_t getword,
1331                                         php_rfc1867_getword_conf_t getword_conf,
1332                                         php_rfc1867_basename_t basename) /* {{{ */
1333 {
1334         php_rfc1867_encoding_translation = encoding_translation;
1335         php_rfc1867_get_detect_order = get_detect_order;
1336         php_rfc1867_set_input_encoding = set_input_encoding;
1337         php_rfc1867_getword = getword;
1338         php_rfc1867_getword_conf = getword_conf;
1339         php_rfc1867_basename = basename;
1340 }
1341 /* }}} */
1342 
1343 /*
1344  * Local variables:
1345  * tab-width: 4
1346  * c-basic-offset: 4
1347  * End:
1348  * vim600: sw=4 ts=4 fdm=marker
1349  * vim<600: sw=4 ts=4
1350  */
/* [<][>][^][v][top][bottom][index][help] */
root/main/rfc1867.c

DEFINITIONS
