char *php_http_url_authority_to_string(const php_http_url_t *url, char **url_str, size_t *url_len)
{
php_http_buffer_t buf;
php_http_buffer_init(&buf);
if (url->user && *url->user) {
php_http_buffer_appendl(&buf, url->user);
if (url->pass && *url->pass) {
php_http_buffer_appends(&buf, ":");
php_http_buffer_appendl(&buf, url->pass);
}
php_http_buffer_appends(&buf, "@");
}
if (url->host && *url->host) {
php_http_buffer_appendl(&buf, url->host);
if (url->port) {
php_http_buffer_appendf(&buf, ":%hu", url->port);
}
}
php_http_buffer_shrink(&buf);
php_http_buffer_fix(&buf);
if (url_len) {
*url_len = buf.used;
}
if (url_str) {
*url_str = buf.data;
}
return buf.data;
}
static PHP_HTTP_FILTER_FUNCTION(chunked_decode)
{
int out_avail = 0;
php_stream_bucket *ptr, *nxt;
PHP_HTTP_FILTER_BUFFER(chunked_decode) *buffer = Z_PTR(this->abstract);
if (bytes_consumed) {
*bytes_consumed = 0;
}
/* fetch available bucket data */
for (ptr = buckets_in->head; ptr; ptr = nxt) {
if (bytes_consumed) {
*bytes_consumed += ptr->buflen;
}
if (PHP_HTTP_BUFFER_NOMEM == php_http_buffer_append(PHP_HTTP_BUFFER(buffer), ptr->buf, ptr->buflen)) {
return PSFS_ERR_FATAL;
}
nxt = ptr->next;
php_stream_bucket_unlink(ptr);
php_stream_bucket_delref(ptr);
}
if (!php_http_buffer_fix(PHP_HTTP_BUFFER(buffer))) {
return PSFS_ERR_FATAL;
}
/* we have data in our buffer */
while (PHP_HTTP_BUFFER(buffer)->used) {
/* we already know the size of the chunk and are waiting for data */
if (buffer->hexlen) {
/* not enough data buffered */
if (PHP_HTTP_BUFFER(buffer)->used < buffer->hexlen) {
/* flush anyway? */
if (flags & PSFS_FLAG_FLUSH_INC) {
/* flush all data (should only be chunk data) */
out_avail = 1;
NEW_BUCKET(PHP_HTTP_BUFFER(buffer)->data, PHP_HTTP_BUFFER(buffer)->used);
/* waiting for less data now */
buffer->hexlen -= PHP_HTTP_BUFFER(buffer)->used;
/* no more buffered data */
php_http_buffer_reset(PHP_HTTP_BUFFER(buffer));
/* break */
}
/* we have too less data and don't need to flush */
else {
break;
}
}
/* we seem to have all data of the chunk */
else {
out_avail = 1;
NEW_BUCKET(PHP_HTTP_BUFFER(buffer)->data, buffer->hexlen);
/* remove outgoing data from the buffer */
php_http_buffer_cut(PHP_HTTP_BUFFER(buffer), 0, buffer->hexlen);
/* reset hexlen */
buffer->hexlen = 0;
/* continue */
}
}
/* we don't know the length of the chunk yet */
else {
size_t off = 0;
/* ignore preceeding CRLFs (too loose?) */
while (off < PHP_HTTP_BUFFER(buffer)->used && (
PHP_HTTP_BUFFER(buffer)->data[off] == '\n' ||
PHP_HTTP_BUFFER(buffer)->data[off] == '\r')) {
++off;
}
if (off) {
php_http_buffer_cut(PHP_HTTP_BUFFER(buffer), 0, off);
}
/* still data there? */
if (PHP_HTTP_BUFFER(buffer)->used) {
int eollen;
const char *eolstr;
/* we need eol, so we can be sure we have all hex digits */
php_http_buffer_fix(PHP_HTTP_BUFFER(buffer));
if ((eolstr = php_http_locate_bin_eol(PHP_HTTP_BUFFER(buffer)->data, PHP_HTTP_BUFFER(buffer)->used, &eollen))) {
char *stop = NULL;
/* read in chunk size */
buffer->hexlen = strtoul(PHP_HTTP_BUFFER(buffer)->data, &stop, 16);
/* if strtoul() stops at the beginning of the buffered data
there's something oddly wrong, i.e. bad input */
if (stop == PHP_HTTP_BUFFER(buffer)->data) {
return PSFS_ERR_FATAL;
}
/* cut out <chunk size hex><chunk extension><eol> */
php_http_buffer_cut(PHP_HTTP_BUFFER(buffer), 0, eolstr + eollen - PHP_HTTP_BUFFER(buffer)->data);
/* buffer->hexlen is 0 now or contains the size of the next chunk */
if (!buffer->hexlen) {
php_stream_notify_info(PHP_STREAM_CONTEXT(stream), PHP_STREAM_NOTIFY_COMPLETED, NULL, 0);
break;
}
/* continue */
} else {
/* we have not enough data buffered to read in chunk size */
break;
}
}
/* break */
}
}
/* flush before close, but only if we are already waiting for more data */
if (PHP_HTTP_FILTER_IS_CLOSING(stream, flags) && buffer->hexlen && PHP_HTTP_BUFFER(buffer)->used) {
out_avail = 1;
NEW_BUCKET(PHP_HTTP_BUFFER(buffer)->data, PHP_HTTP_BUFFER(buffer)->used);
php_http_buffer_reset(PHP_HTTP_BUFFER(buffer));
buffer->hexlen = 0;
}
return out_avail ? PSFS_PASS_ON : PSFS_FEED_ME;
}
char *php_http_url_to_string(const php_http_url_t *url, char **url_str, size_t *url_len, zend_bool persistent)
{
php_http_buffer_t buf;
php_http_buffer_init_ex(&buf, PHP_HTTP_BUFFER_DEFAULT_SIZE, persistent ?
PHP_HTTP_BUFFER_INIT_PERSISTENT : 0);
if (url->scheme && *url->scheme) {
php_http_buffer_appendl(&buf, url->scheme);
php_http_buffer_appends(&buf, "://");
} else if ((url->user && *url->user) || (url->host && *url->host)) {
php_http_buffer_appends(&buf, "//");
}
if (url->user && *url->user) {
php_http_buffer_appendl(&buf, url->user);
if (url->pass && *url->pass) {
php_http_buffer_appends(&buf, ":");
php_http_buffer_appendl(&buf, url->pass);
}
php_http_buffer_appends(&buf, "@");
}
if (url->host && *url->host) {
php_http_buffer_appendl(&buf, url->host);
if (url->port) {
php_http_buffer_appendf(&buf, ":%hu", url->port);
}
}
if (url->path && *url->path) {
if (*url->path != '/') {
php_http_buffer_appends(&buf, "/");
}
php_http_buffer_appendl(&buf, url->path);
} else if (buf.used) {
php_http_buffer_appends(&buf, "/");
}
if (url->query && *url->query) {
php_http_buffer_appends(&buf, "?");
php_http_buffer_appendl(&buf, url->query);
}
if (url->fragment && *url->fragment) {
php_http_buffer_appends(&buf, "#");
php_http_buffer_appendl(&buf, url->fragment);
}
php_http_buffer_shrink(&buf);
php_http_buffer_fix(&buf);
if (url_len) {
*url_len = buf.used;
}
if (url_str) {
*url_str = buf.data;
}
return buf.data;
}
