-
- /* etag handling */
- if (HTTP_G(etag_started)) {
- char *etag;
- /* interrupt */
- HTTP_G(etag_started) = 0;
- /* never ever use the output to compute the ETag if http_send() is used */
- php_end_ob_buffer(0, 0 TSRMLS_CC);
- if (!(etag = http_etag(data_ptr, data_size, data_mode))) {
- return FAILURE;
- }
-
- /* send 304 Not Modified if etag matches */
- if ((!is_range_request) && http_etag_match("HTTP_IF_NONE_MATCH", etag)) {
- efree(etag);
- return http_send_status(304);
- }
-
- http_send_etag(etag, 32);
- efree(etag);
- }
-
- /* send 304 Not Modified if last-modified matches*/
- if ((!is_range_request) && http_modified_match("HTTP_IF_MODIFIED_SINCE", HTTP_G(lmod))) {
- return http_send_status(304);
- }
-
- if (is_range_request) {
-
- /* only send ranges if entity hasn't changed */
- if (
- ((!zend_hash_exists(HTTP_SERVER_VARS, "HTTP_IF_MATCH", 13)) ||
- http_etag_match("HTTP_IF_MATCH", HTTP_G(etag)))
- &&
- ((!zend_hash_exists(HTTP_SERVER_VARS, "HTTP_IF_UNMODIFIED_SINCE", 25)) ||
- http_modified_match("HTTP_IF_UNMODIFIED_SINCE", HTTP_G(lmod)))
- ) {
-
- STATUS result = FAILURE;
- HashTable ranges;
- zend_hash_init(&ranges, 0, NULL, ZVAL_PTR_DTOR, 0);
-
- switch (http_get_request_ranges(&ranges, data_size))
- {
- case RANGE_NO:
- zend_hash_destroy(&ranges);
- /* go ahead and send all */
- break;
-
- case RANGE_OK:
- result = http_send_ranges(&ranges, data_ptr, data_size, data_mode);
- zend_hash_destroy(&ranges);
- return result;
- break;
-
- case RANGE_ERR:
- zend_hash_destroy(&ranges);
- http_send_status(416);
- return FAILURE;
- break;
-
- default:
- return FAILURE;
- break;
- }
- }
- }
- /* send all */
- return http_send_chunk(data_ptr, 0, data_size, data_mode);
-}
-/* }}} */
-
-/* {{{ STATUS http_send_stream(php_stream *) */
-PHP_HTTP_API STATUS _http_send_stream_ex(php_stream *file,
- zend_bool close_stream TSRMLS_DC)
-{
- STATUS status;
-
- if ((!file) || php_stream_stat(file, &HTTP_G(ssb))) {
- return FAILURE;
- }
-
- status = http_send(file, HTTP_G(ssb).sb.st_size, SEND_RSRC);
-
- if (close_stream) {
- php_stream_close(file);
- }
-
- return status;
-}
-/* }}} */
-
-/* {{{ proto STATUS http_chunked_decode(char *, size_t, char **, size_t *) */
-PHP_HTTP_API STATUS _http_chunked_decode(const char *encoded,
- const size_t encoded_len, char **decoded, size_t *decoded_len TSRMLS_DC)
-{
- const char *e_ptr;
- char *d_ptr;
-
- *decoded_len = 0;
- *decoded = ecalloc(1, encoded_len);
- d_ptr = *decoded;
- e_ptr = encoded;
-
- while (((e_ptr - encoded) - encoded_len) > 0) {
- char hex_len[9] = {0};
- size_t chunk_len = 0;
- int i = 0;
-
- /* read in chunk size */
- while (isxdigit(*e_ptr)) {
- if (i == 9) {
- php_error_docref(NULL TSRMLS_CC, E_WARNING,
- "Chunk size is too long: 0x%s...", hex_len);
- efree(*decoded);
- return FAILURE;
- }
- hex_len[i++] = *e_ptr++;
- }
-
- /* reached the end */
- if (!strcmp(hex_len, "0")) {
- break;
- }
-
- /* new line */
- if (strncmp(e_ptr, HTTP_CRLF, 2)) {
- php_error_docref(NULL TSRMLS_CC, E_WARNING,
- "Invalid character (expected 0x0D 0x0A; got: %x %x)",
- *e_ptr, *(e_ptr + 1));
- efree(*decoded);
- return FAILURE;
- }
-
- /* hex to long */
- {
- char *error = NULL;
- chunk_len = strtol(hex_len, &error, 16);
- if (error == hex_len) {
- php_error_docref(NULL TSRMLS_CC, E_WARNING,
- "Invalid chunk size string: '%s'", hex_len);
- efree(*decoded);
- return FAILURE;
- }
- }
-
- memcpy(d_ptr, e_ptr += 2, chunk_len);
- d_ptr += chunk_len;
- e_ptr += chunk_len + 2;
- *decoded_len += chunk_len;
- }
-
- return SUCCESS;
-}
-/* }}} */
-
-/* {{{ proto STATUS http_split_response_ex(char *, size_t, zval *, zval *) */
-PHP_HTTP_API STATUS _http_split_response_ex(char *response,
- size_t response_len, HashTable *headers, char **body, size_t *body_len TSRMLS_DC)
-{
- char *header = response;
- *body = NULL;
-
- while (0 < (response_len - (response - header + 4))) {
- if ( (*response++ == '\r') &&
- (*response++ == '\n') &&
- (*response++ == '\r') &&
- (*response++ == '\n')) {
- *body = response;
- break;
- }
- }
-
- if (*body && (*body_len = response_len - (*body - header))) {
- *body = estrndup(*body, *body_len - 1);
- }
-
- return http_parse_headers(header, *body ? *body - header : response_len, headers);
-}
-/* }}} */
-
-/* {{{ STATUS http_parse_headers(char *, long, zval *) */
-PHP_HTTP_API STATUS _http_parse_headers(char *header, int header_len, HashTable *headers TSRMLS_DC)
-{
- char *colon = NULL, *line = NULL, *begin = header;
- zval array;
-
- Z_ARRVAL(array) = headers;
-
- if (header_len < 2) {
- return FAILURE;
- }
-
- /* status code */
- if (!strncmp(header, "HTTP/1.", 7)) {
- char *end = strstr(header, HTTP_CRLF);
- add_assoc_stringl(&array, "Status",
- header + sizeof("HTTP/1.x ") - 1,
- end - (header + sizeof("HTTP/1.x ") - 1), 1);
- header = end + 2;
- }
-
- line = header;
-
- while (header_len >= (line - begin)) {
- int value_len = 0;
-
- switch (*line++)
- {
- case 0:
- --value_len; /* we don't have CR so value length is one char less */
- case '\n':
- if (colon && ((!(*line - 1)) || ((*line != ' ') && (*line != '\t')))) {
-
- /* skip empty key */
- if (header != colon) {
- char *key = estrndup(header, colon - header);
- value_len += line - colon - 1;
-
- /* skip leading ws */
- while (isspace(*(++colon))) --value_len;
- /* skip trailing ws */
- while (isspace(colon[value_len - 1])) --value_len;
-
- if (value_len < 1) {
- /* hm, empty header? */
- add_assoc_stringl(&array, key, "", 0, 1);
- } else {
- add_assoc_stringl(&array, key, colon, value_len, 1);
- }
- efree(key);
- }
-
- colon = NULL;
- value_len = 0;
- header += line - header;
- }
- break;
-
- case ':':
- if (!colon) {
- colon = line - 1;
- }
- break;
- }
- }
- return SUCCESS;
-}
-/* }}} */
-
-/* {{{ void http_get_request_headers(zval *) */
-PHP_HTTP_API void _http_get_request_headers(zval *array TSRMLS_DC)
-{
- char *key = NULL;
- long idx = 0;
-
- FOREACH_HASH_KEY(HTTP_SERVER_VARS, key, idx) {
- if (key && !strncmp(key, "HTTP_", 5)) {
- zval **header;
- zend_hash_get_current_data(HTTP_SERVER_VARS, (void **) &header);
- add_assoc_stringl(array, pretty_key(key + 5, strlen(key) - 5, 1, 1), Z_STRVAL_PP(header), Z_STRLEN_PP(header), 1);
- }
- }
-}
-/* }}} */
-
-/* {{{ STATUS http_urlencode_hash_ex(HashTable *, int, char **, size_t *) */
-PHP_HTTP_API STATUS _http_urlencode_hash_ex(HashTable *hash, int override_argsep,
- char *pre_encoded_data, size_t pre_encoded_len,
- char **encoded_data, size_t *encoded_len TSRMLS_DC)
-{
- smart_str qstr = {0};
-
- if (override_argsep) {
- HTTP_URL_ARGSEP_OVERRIDE;
- }
-
- if (pre_encoded_len && pre_encoded_data) {
- smart_str_appendl(&qstr, pre_encoded_data, pre_encoded_len);
- }
-
- if (SUCCESS != php_url_encode_hash_ex(hash, &qstr, NULL, 0, NULL, 0, NULL, 0, NULL TSRMLS_CC)) {
- php_error_docref(NULL TSRMLS_CC, E_WARNING, "Couldn't encode query data");
- if (qstr.c) {
- efree(qstr.c);
- }
- if (override_argsep) {
- HTTP_URL_ARGSEP_RESTORE;
- }
- return FAILURE;
- }
-
- if (override_argsep) {
- HTTP_URL_ARGSEP_RESTORE;
- }
-
- smart_str_0(&qstr);
-
- *encoded_data = qstr.c;
- if (encoded_len) {
- *encoded_len = qstr.len;
- }
-
- return SUCCESS;
-}
-/* }}} */
-
-/* {{{ STATUS http_auth_header(char *, char*) */
-PHP_HTTP_API STATUS _http_auth_header(const char *type, const char *realm TSRMLS_DC)
-{
- char realm_header[1024] = {0};
- snprintf(realm_header, 1023, "WWW-Authenticate: %s realm=\"%s\"", type, realm);
- return http_send_status_header(401, realm_header);
-}
-/* }}} */
-
-/* {{{ STATUS http_auth_credentials(char **, char **) */
-PHP_HTTP_API STATUS _http_auth_credentials(char **user, char **pass TSRMLS_DC)
-{
- if (strncmp(sapi_module.name, "isapi", 5)) {
- zval *zuser, *zpass;
-
- HTTP_GSC(zuser, "PHP_AUTH_USER", FAILURE);
- HTTP_GSC(zpass, "PHP_AUTH_PW", FAILURE);
-
- *user = estrndup(Z_STRVAL_P(zuser), Z_STRLEN_P(zuser));
- *pass = estrndup(Z_STRVAL_P(zpass), Z_STRLEN_P(zpass));
-
- return SUCCESS;
- } else {
- zval *zauth = NULL;
- HTTP_GSC(zauth, "HTTP_AUTHORIZATION", FAILURE);
- {
- char *decoded, *colon;
- int decoded_len;
- decoded = php_base64_decode(Z_STRVAL_P(zauth), Z_STRLEN_P(zauth),
- &decoded_len);
-
- if (colon = strchr(decoded + 6, ':')) {
- *user = estrndup(decoded + 6, colon - decoded - 6);
- *pass = estrndup(colon + 1, decoded + decoded_len - colon - 6 - 1);
-
- return SUCCESS;
- } else {
- return FAILURE;
- }
- }
- }
-}
-/* }}} */
-
-#ifndef ZEND_ENGINE_2
-/* {{{ php_url_encode_hash
- Author: Sara Golemon <pollita@php.net> */
-PHP_HTTP_API STATUS php_url_encode_hash_ex(HashTable *ht, smart_str *formstr,
- const char *num_prefix, int num_prefix_len,
- const char *key_prefix, int key_prefix_len,
- const char *key_suffix, int key_suffix_len,
- zval *type TSRMLS_DC)
-{
- char *arg_sep = NULL, *key = NULL, *ekey, *newprefix, *p;
- int arg_sep_len, key_len, ekey_len, key_type, newprefix_len;
- ulong idx;
- zval **zdata = NULL, *copyzval;
-
- if (!ht) {
- return FAILURE;
- }
-
- if (ht->nApplyCount > 0) {
- /* Prevent recursion */
- return SUCCESS;
- }
-
- arg_sep = INI_STR("arg_separator.output");
- if (!arg_sep || !strlen(arg_sep)) {
- arg_sep = HTTP_URL_ARGSEP_DEFAULT;
- }
- arg_sep_len = strlen(arg_sep);
-
- for (zend_hash_internal_pointer_reset(ht);
- (key_type = zend_hash_get_current_key_ex(ht, &key, &key_len, &idx, 0, NULL)) != HASH_KEY_NON_EXISTANT;
- zend_hash_move_forward(ht)
- ) {
- if (key_type == HASH_KEY_IS_STRING && key_len && key[key_len-1] == '\0') {
- /* We don't want that trailing NULL */
- key_len -= 1;
- }
-
-#ifdef ZEND_ENGINE_2
- /* handling for private & protected object properties */
- if (key && *key == '\0' && type != NULL) {
- char *tmp;
-
- zend_object *zobj = zend_objects_get_address(type TSRMLS_CC);
- if (zend_check_property_access(zobj, key TSRMLS_CC) != SUCCESS) {
- /* private or protected property access outside of the class */
- continue;
- }
- zend_unmangle_property_name(key, &tmp, &key);
- key_len = strlen(key);
- }