--- /dev/null
+/*
+ +--------------------------------------------------------------------+
+ | PECL :: http |
+ +--------------------------------------------------------------------+
+ | Redistribution and use in source and binary forms, with or without |
+ | modification, are permitted provided that the conditions mentioned |
+ | in the accompanying LICENSE file are met. |
+ +--------------------------------------------------------------------+
+ | Copyright (c) 2004-2013, Michael Wallner <mike@php.net> |
+ +--------------------------------------------------------------------+
+*/
+
+#ifndef PHP_HTTP_ETAG_H
+#define PHP_HTTP_ETAG_H
+
+typedef struct php_http_etag {
+ void *ctx;
+ char *mode;
+
+#ifdef ZTS
+ void ***ts;
+#endif
+} php_http_etag_t;
+
+PHP_HTTP_API php_http_etag_t *php_http_etag_init(const char *mode TSRMLS_DC);
+PHP_HTTP_API size_t php_http_etag_update(php_http_etag_t *e, const char *data_ptr, size_t data_len);
+PHP_HTTP_API char *php_http_etag_finish(php_http_etag_t *e);
+
+static inline char *php_http_etag_digest(const unsigned char *digest, int len)
+{
+ static const char hexdigits[17] = "0123456789abcdef";
+ int i;
+ char *hex = emalloc(len * 2 + 1);
+ char *ptr = hex;
+
+ for (i = 0; i < len; ++i) {
+ *ptr++ = hexdigits[digest[i] >> 4];
+ *ptr++ = hexdigits[digest[i] & 0xF];
+ }
+ *ptr = '\0';
+
+ return hex;
+}
+
+#endif /* PHP_HTTP_ETAG_H */
+
+/*
+ * Local variables:
+ * tab-width: 4
+ * c-basic-offset: 4
+ * End:
+ * vim600: noet sw=4 ts=4 fdm=marker
+ * vim<600: noet sw=4 ts=4
+ */
+