- added missing HttpMessage::setBody()

[m6w6/ext-http] / php_http_cache_api.h

diff --git a/php_http_cache_api.h b/php_http_cache_api.h
index e420963f0301b67cb4a5dccd3fea752c1ea9fdb3..4f067f5a0c72c5fcb8936faa3e80f3f3a52b95f8 100644 (file)
--- a/php_http_cache_api.h
+++ b/php_http_cache_api.h
@@ -18,10 +18,146 @@
 #ifndef PHP_HTTP_CACHE_API_H
 #define PHP_HTTP_CACHE_API_H
 
+#include "zend_ini.h"
+
+#include "ext/standard/md5.h"
+#include "ext/standard/sha1.h"
+
 #include "php_http_std_defs.h"
+#include "php_http.h"
 #include "php_http_api.h"
 #include "php_http_send_api.h"
 
+#ifdef HTTP_HAVE_MHASH
+#      include <mhash.h>
+#endif
+
+ZEND_EXTERN_MODULE_GLOBALS(http);
+
+typedef enum {
+       HTTP_ETAG_MD5 = -2,
+       HTTP_ETAG_SHA1 = -1,
+       HTTP_ETAG_MHASH = 0,
+} http_etag_mode;
+
+#ifdef HTTP_HAVE_MHASH
+static void *http_etag_alloc_mhash_digest(size_t size)
+{
+       return emalloc(size);
+}
+#endif
+
+#define http_etag_digest(d, l) _http_etag_digest((d), (l) TSRMLS_CC)
+static inline char *_http_etag_digest(const unsigned char *digest, int len TSRMLS_DC)
+{
+       int i;
+       char *hex = emalloc(len * 2 + 1);
+       char *ptr = hex;
+       
+       /* optimize this --
+               look at apache's make_etag */
+       for (i = 0; i < len; ++i) {
+               sprintf(ptr, "%02x", digest[i]);
+               ptr += 2;
+       }
+       *ptr = '\0';
+       
+       return hex;
+}
+
+#define http_etag_init() _http_etag_init(TSRMLS_C)
+static inline void *_http_etag_init(TSRMLS_D)
+{
+       void *ctx = NULL;
+       long mode = INI_INT("http.etag_mode");
+       
+       switch (mode)
+       {
+               case HTTP_ETAG_SHA1:
+                       PHP_SHA1Init(ctx = emalloc(sizeof(PHP_SHA1_CTX)));
+               break;
+               
+               case HTTP_ETAG_MD5:
+#ifndef HTTP_HAVE_MHASH
+               default:
+#endif
+                       PHP_MD5Init(ctx = emalloc(sizeof(PHP_MD5_CTX)));
+               break;
+               
+#ifdef HTTP_HAVE_MHASH
+               default:
+                       if ((mode < 0) || ((ulong)mode > mhash_count()) || (!(ctx = mhash_init(mode)))) {
+                               http_error_ex(HE_ERROR, HTTP_E_RUNTIME, "Invalid ETag mode: %ld", mode);
+                       }
+               break;
+#endif
+       }
+       
+       return ctx;
+}
+
+#define http_etag_finish(c) _http_etag_finish((c) TSRMLS_CC)
+static inline char *_http_etag_finish(void *ctx TSRMLS_DC)
+{
+       char *etag = NULL;
+       unsigned char digest[20];
+       long mode = INI_INT("http.etag_mode");
+       
+       switch (mode)
+       {
+               case HTTP_ETAG_SHA1:
+                       PHP_SHA1Final(digest, ctx);
+                       etag = http_etag_digest(digest, 20);
+                       efree(ctx);
+               break;
+               
+               case HTTP_ETAG_MD5:
+#ifndef HTTP_HAVE_MHASH
+               default:
+#endif
+                       PHP_MD5Final(digest, ctx);
+                       etag = http_etag_digest(digest, 16);
+                       efree(ctx);
+               break;
+               
+#ifdef HTTP_HAVE_MHASH
+               default:
+               {
+                       unsigned char *mhash_digest = mhash_end_m(ctx, http_etag_alloc_mhash_digest);
+                       etag = http_etag_digest(mhash_digest, mhash_get_block_size(mode));
+                       efree(mhash_digest);
+               }
+               break;
+#endif
+       }
+       
+       return etag;
+}
+
+#define http_etag_update(c, d, l) _http_etag_update((c), (d), (l) TSRMLS_CC)
+static inline void _http_etag_update(void *ctx, const char *data_ptr, size_t data_len TSRMLS_DC)
+{
+       switch (INI_INT("http.etag_mode"))
+       {
+               case HTTP_ETAG_SHA1:
+                       PHP_SHA1Update(ctx, (const unsigned char *) data_ptr, data_len);
+               break;
+               
+               case HTTP_ETAG_MD5:
+#ifndef HTTP_HAVE_MHASH
+               default:
+#endif
+                       PHP_MD5Update(ctx, (const unsigned char *) data_ptr, data_len);
+               break;
+               
+#ifdef HTTP_HAVE_MHASH
+               default:
+                       mhash(ctx, data_ptr, data_len);
+               break;
+#endif
+       }
+}
+
 #define http_etag(p, l, m) _http_etag((p), (l), (m) TSRMLS_CC)
 PHP_HTTP_API char *_http_etag(const void *data_ptr, size_t data_len, http_send_mode data_mode TSRMLS_DC);