/* }}} */
/* {{{ STATUS http_send_header(char *, char *, zend_bool) */
-PHP_HTTP_API STATUS _http_send_header_ex(const char *name, size_t name_len, const char *value, size_t value_len, zend_bool replace TSRMLS_DC)
+PHP_HTTP_API STATUS _http_send_header_ex(const char *name, size_t name_len, const char *value, size_t value_len, zend_bool replace, char **sent_header TSRMLS_DC)
{
STATUS ret;
- size_t header_len = 1 + lenof(": ") + name_len + value_len;
- char *header = emalloc(header_len);
-
- header[header_len - 1] = '\0';
- snprintf(header, header_len, "%s: %s", name, value);
- ret = http_send_header_string_ex(header, replace);
- efree(header);
+ size_t header_len = sizeof(": ") + name_len + value_len + 1;
+ char *header = emalloc(header_len + 1);
+
+ header[header_len] = '\0';
+ header_len = snprintf(header, header_len, "%s: %s", name, value);
+ ret = http_send_header_string_ex(header, header_len, replace);
+ if (sent_header) {
+ *sent_header = header;
+ } else {
+ efree(header);
+ }
return ret;
}
/* }}} */
/* {{{ STATUS http_send_status_header(int, char *) */
-PHP_HTTP_API STATUS _http_send_status_header_ex(int status, const char *header, zend_bool replace TSRMLS_DC)
+PHP_HTTP_API STATUS _http_send_status_header_ex(int status, const char *header, size_t header_len, zend_bool replace TSRMLS_DC)
{
STATUS ret;
- sapi_header_line h = {(char *) header, header ? strlen(header) : 0, status};
+ sapi_header_line h = {(char *) header, header_len, status};
if (SUCCESS != (ret = sapi_header_op(replace ? SAPI_HEADER_REPLACE : SAPI_HEADER_ADD, &h TSRMLS_CC))) {
http_error_ex(HE_WARNING, HTTP_E_HEADER, "Could not send header: %s (%d)", header, status);
}
/* }}} */
/* {{{ STATUS http_send_last_modified(int) */
-PHP_HTTP_API STATUS _http_send_last_modified(time_t t TSRMLS_DC)
+PHP_HTTP_API STATUS _http_send_last_modified_ex(time_t t, char **sent_header TSRMLS_DC)
{
STATUS ret;
char *date = http_date(t);
return FAILURE;
}
- ret = http_send_header("Last-Modified", date, 1);
+ ret = http_send_header_ex("Last-Modified", lenof("Last-Modified"), date, strlen(date), 1, sent_header);
efree(date);
/* remember */
/* }}} */
/* {{{ STATUS http_send_etag(char *, size_t) */
-PHP_HTTP_API STATUS _http_send_etag(const char *etag, size_t etag_len TSRMLS_DC)
+PHP_HTTP_API STATUS _http_send_etag_ex(const char *etag, size_t etag_len, char **sent_header TSRMLS_DC)
{
STATUS status;
char *etag_header;
}
/* remember */
- STR_FREE(HTTP_G(send).unquoted_etag);
- HTTP_G(send).unquoted_etag = estrdup(etag);
+ STR_SET(HTTP_G(send).unquoted_etag, estrndup(etag, etag_len));
- etag_header = ecalloc(1, sizeof("ETag: \"\"") + etag_len);
- sprintf(etag_header, "ETag: \"%s\"", etag);
- status = http_send_header_string(etag_header);
- efree(etag_header);
+ etag_len = spprintf(&etag_header, 0, "ETag: \"%s\"", etag);
+ status = http_send_header_string_ex(etag_header, etag_len, 1);
+
+ if (sent_header) {
+ *sent_header = etag_header;
+ } else {
+ efree(etag_header);
+ }
+
return status;
}
/* }}} */
/* {{{ STATUS http_send_content_type(char *, size_t) */
PHP_HTTP_API STATUS _http_send_content_type(const char *content_type, size_t ct_len TSRMLS_DC)
{
- if (!strchr(content_type, '/')) {
- http_error_ex(HE_WARNING, HTTP_E_INVALID_PARAM, "Content-Type '%s' doesn't seem to consist of a primary and a secondary part", content_type);
- return FAILURE;
- }
+ HTTP_CHECK_CONTENT_TYPE(content_type, return FAILURE);
/* remember for multiple ranges */
STR_FREE(HTTP_G(send).content_type);
HTTP_G(send).content_type = estrndup(content_type, ct_len);
- return http_send_header_ex("Content-Type", lenof("Content-Type"), content_type, ct_len, 1);
+ return http_send_header_ex("Content-Type", lenof("Content-Type"), content_type, ct_len, 1, NULL);
}
/* }}} */
/* {{{ STATUS http_send_ranges(HashTable *, void *, size_t, http_send_mode) */
PHP_HTTP_API STATUS _http_send_ranges(HashTable *ranges, const void *data, size_t size, http_send_mode mode TSRMLS_DC)
{
- long **begin, **end;
- zval **zrange;
+ zval **zbegin, **zend, **zrange;
/* single range */
if (zend_hash_num_elements(ranges) == 1) {
char range_header[256] = {0};
if (SUCCESS != zend_hash_index_find(ranges, 0, (void **) &zrange) ||
- SUCCESS != zend_hash_index_find(Z_ARRVAL_PP(zrange), 0, (void **) &begin) ||
- SUCCESS != zend_hash_index_find(Z_ARRVAL_PP(zrange), 1, (void **) &end)) {
+ SUCCESS != zend_hash_index_find(Z_ARRVAL_PP(zrange), 0, (void **) &zbegin) ||
+ SUCCESS != zend_hash_index_find(Z_ARRVAL_PP(zrange), 1, (void **) &zend)) {
http_send_status(500);
return FAILURE;
}
-
+
/* Send HTTP 206 Partial Content */
http_send_status(206);
/* send content range header */
- snprintf(range_header, 255, "Content-Range: bytes %ld-%ld/%lu", **begin, **end, (ulong) size);
+ snprintf(range_header, 255, "Content-Range: bytes %ld-%ld/%lu", Z_LVAL_PP(zbegin), Z_LVAL_PP(zend), (ulong) size);
http_send_header_string(range_header);
/* send requested chunk */
- return http_send_chunk(data, **begin, **end + 1, mode);
+ return http_send_chunk(data, Z_LVAL_PP(zbegin), Z_LVAL_PP(zend) + 1, mode);
}
/* multi range */
else {
+ size_t preface_len;
char bound[23] = {0}, preface[1024] = {0},
multi_header[68] = "Content-Type: multipart/byteranges; boundary=";
/* send each requested chunk */
FOREACH_HASH_VAL(ranges, zrange) {
- if (SUCCESS != zend_hash_index_find(Z_ARRVAL_PP(zrange), 0, (void **) &begin) ||
- SUCCESS != zend_hash_index_find(Z_ARRVAL_PP(zrange), 1, (void **) &end)) {
+ if (SUCCESS != zend_hash_index_find(Z_ARRVAL_PP(zrange), 0, (void **) &zbegin) ||
+ SUCCESS != zend_hash_index_find(Z_ARRVAL_PP(zrange), 1, (void **) &zend)) {
break;
}
- snprintf(preface, 1023,
+ preface_len = snprintf(preface, 1023,
HTTP_CRLF "%s"
HTTP_CRLF "Content-Type: %s"
HTTP_CRLF "Content-Range: bytes %ld-%ld/%lu"
bound,
HTTP_G(send).content_type ? HTTP_G(send).content_type : "application/x-octetstream",
- **begin,
- **end,
+ Z_LVAL_PP(zbegin),
+ Z_LVAL_PP(zend),
(ulong) size
);
- PHPWRITE(preface, strlen(preface));
- http_send_chunk(data, **begin, **end + 1, mode);
+ PHPWRITE(preface, preface_len);
+ http_send_chunk(data, Z_LVAL_PP(zbegin), Z_LVAL_PP(zend) + 1, mode);
}
/* write boundary once more */
/* }}} */
/* {{{ STATUS http_send(void *, size_t, http_send_mode) */
-PHP_HTTP_API STATUS _http_send(const void *data_ptr, size_t data_size, http_send_mode data_mode TSRMLS_DC)
+PHP_HTTP_API STATUS _http_send_ex(const void *data_ptr, size_t data_size, http_send_mode data_mode, zend_bool no_cache TSRMLS_DC)
{
HashTable ranges;
http_range_status range_status;
}
/* stop on-the-fly etag generation */
- if (cache_etag = HTTP_G(etag).started) {
- /* interrupt ob_etaghandler */
- HTTP_G(etag).started = 0;
- }
+ cache_etag = http_interrupt_ob_etaghandler();
/* enable partial dl and resume */
http_send_header_string("Accept-Ranges: bytes");
/* Range Request - only send ranges if entity hasn't changed */
if ( range_status == RANGE_OK &&
http_match_etag_ex("HTTP_IF_MATCH", HTTP_G(send).unquoted_etag, 0) &&
- http_match_last_modified_ex("HTTP_IF_UNMODIFIED_SINCE", HTTP_G(send).last_modified, 0)) {
+ http_match_last_modified_ex("HTTP_IF_UNMODIFIED_SINCE", HTTP_G(send).last_modified, 0) &&
+ http_match_last_modified_ex("HTTP_UNLESS_MODIFIED_SINCE", HTTP_G(send).last_modified, 0)) {
STATUS result = http_send_ranges(&ranges, data_ptr, data_size, data_mode);
zend_hash_destroy(&ranges);
return result;
zend_hash_destroy(&ranges);
/* send 304 Not Modified if etag matches - DON'T return on ETag generation failure */
- if (cache_etag) {
+ if (!no_cache && cache_etag) {
char *etag = NULL;
-
- if (!(etag = http_etag(data_ptr, data_size, data_mode))) {
- http_error(HE_NOTICE, HTTP_E_RUNTIME, "Failed to generate ETag for data source");
- } else {
- http_send_etag(etag, 32);
+
+ if (etag = http_etag(data_ptr, data_size, data_mode)) {
+ char *sent_header = NULL;
+
+ http_send_etag_ex(etag, strlen(etag), &sent_header);
if (http_match_etag("HTTP_IF_NONE_MATCH", etag)) {
- return http_cache_exit_ex(etag, 1, 1);
+ return http_exit_ex(304, sent_header, NULL, 0);
+ } else {
+ STR_FREE(sent_header);
}
efree(etag);
}
}
/* send 304 Not Modified if last modified matches */
- if (http_match_last_modified("HTTP_IF_MODIFIED_SINCE", HTTP_G(send).last_modified)) {
- return http_cache_exit_ex(http_date(HTTP_G(send).last_modified), 0, 1);
+ if (!no_cache && http_match_last_modified("HTTP_IF_MODIFIED_SINCE", HTTP_G(send).last_modified)) {
+ char *sent_header = NULL;
+ http_send_last_modified_ex(HTTP_G(send).last_modified, &sent_header);
+ return http_exit_ex(304, sent_header, NULL, 0);
}
+ /* emit a content-length header */
+ if (!php_ob_handler_used("ob_gzhandler" TSRMLS_CC)) {
+ char *cl;
+ spprintf(&cl, 0, "Content-Length: %lu", (unsigned long) data_size);
+ http_send_header_string(cl);
+ efree(cl);
+ }
/* send full entity */
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)
+PHP_HTTP_API STATUS _http_send_stream_ex(php_stream *file, zend_bool close_stream, zend_bool no_cache TSRMLS_DC)
{
STATUS status;
php_stream_statbuf ssb;
return FAILURE;
}
- status = http_send(file, ssb.sb.st_size, SEND_RSRC);
+ status = http_send_ex(file, ssb.sb.st_size, SEND_RSRC, no_cache);
if (close_stream) {
php_stream_close(file);