/*
- +----------------------------------------------------------------------+
- | PECL :: http |
- +----------------------------------------------------------------------+
- | This source file is subject to version 3.0 of the PHP license, that |
- | is bundled with this package in the file LICENSE, and is available |
- | through the world-wide-web at http://www.php.net/license/3_0.txt. |
- | If you did not receive a copy of the PHP license and are unable to |
- | obtain it through the world-wide-web, please send a note to |
- | license@php.net so we can mail you a copy immediately. |
- +----------------------------------------------------------------------+
- | Copyright (c) 2004-2005 Michael Wallner <mike@php.net> |
- +----------------------------------------------------------------------+
+ +--------------------------------------------------------------------+
+ | 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) 2004-2007, Michael Wallner <mike@php.net> |
+ +--------------------------------------------------------------------+
*/
/* $Id$ */
#ifndef PHP_HTTP_CACHE_API_H
#define PHP_HTTP_CACHE_API_H
-#include "php_http_std_defs.h"
#include "php_http_send_api.h"
+#include "ext/standard/crc32.h"
+#include "ext/standard/sha1.h"
+#include "ext/standard/md5.h"
+
+#ifdef HTTP_HAVE_HASH
+# include "php_hash.h"
+#endif
+
+#define http_etag_digest(d, l) _http_etag_digest((d), (l))
+static inline char *_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;
+}
+
+#define http_etag_init() _http_etag_init(TSRMLS_C)
+static inline void *_http_etag_init(TSRMLS_D)
+{
+ void *ctx = NULL;
+ char *mode = HTTP_G->etag.mode;
+
+#ifdef HTTP_HAVE_HASH
+ const php_hash_ops *eho = NULL;
+
+ if (mode && (eho = php_hash_fetch_ops(mode, strlen(mode)))) {
+ ctx = emalloc(eho->context_size);
+ eho->hash_init(ctx);
+ } else
+#endif
+ if (mode && ((!strcasecmp(mode, "crc32")) || (!strcasecmp(mode, "crc32b")))) {
+ ctx = emalloc(sizeof(uint));
+ *((uint *) ctx) = ~0;
+ } else if (mode && !strcasecmp(mode, "sha1")) {
+ PHP_SHA1Init(ctx = emalloc(sizeof(PHP_SHA1_CTX)));
+ } else {
+ PHP_MD5Init(ctx = emalloc(sizeof(PHP_MD5_CTX)));
+ }
+
+ return ctx;
+}
+
+#define http_etag_finish(c) _http_etag_finish((c) TSRMLS_CC)
+static inline char *_http_etag_finish(void *ctx TSRMLS_DC)
+{
+ unsigned char digest[128] = {0};
+ char *etag = NULL, *mode = HTTP_G->etag.mode;
+
+#ifdef HTTP_HAVE_HASH
+ const php_hash_ops *eho = NULL;
+
+ if (mode && (eho = php_hash_fetch_ops(mode, strlen(mode)))) {
+ eho->hash_final(digest, ctx);
+ etag = http_etag_digest(digest, eho->digest_size);
+ } else
+#endif
+ if (mode && ((!strcasecmp(mode, "crc32")) || (!strcasecmp(mode, "crc32b")))) {
+ *((uint *) ctx) = ~*((uint *) ctx);
+ etag = http_etag_digest((const unsigned char *) ctx, sizeof(uint));
+ } else if (mode && (!strcasecmp(mode, "sha1"))) {
+ PHP_SHA1Final(digest, ctx);
+ etag = http_etag_digest(digest, 20);
+ } else {
+ PHP_MD5Final(digest, ctx);
+ etag = http_etag_digest(digest, 16);
+ }
+ efree(ctx);
+
+ 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)
+{
+ char *mode = HTTP_G->etag.mode;
+#ifdef HTTP_HAVE_HASH
+ const php_hash_ops *eho = NULL;
+
+ if (mode && (eho = php_hash_fetch_ops(mode, strlen(mode)))) {
+ eho->hash_update(ctx, (const unsigned char *) data_ptr, data_len);
+ } else
+#endif
+ if (mode && ((!strcasecmp(mode, "crc32")) || (!strcasecmp(mode, "crc32b")))) {
+ uint i, c = *((uint *) ctx);
+ for (i = 0; i < data_len; ++i) {
+ CRC32(c, data_ptr[i]);
+ }
+ *((uint *)ctx) = c;
+ } else if (mode && (!strcasecmp(mode, "sha1"))) {
+ PHP_SHA1Update(ctx, (const unsigned char *) data_ptr, data_len);
+ } else {
+ PHP_MD5Update(ctx, (const unsigned char *) data_ptr, data_len);
+ }
+}
+
+#define http_ob_etaghandler(o, l, ho, hl, m) _http_ob_etaghandler((o), (l), (ho), (hl), (m) TSRMLS_CC)
+extern void _http_ob_etaghandler(char *output, uint output_len, char **handled_output, uint *handled_output_len, int mode TSRMLS_DC);
+
#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);
-#define http_lmod(p, m) _http_lmod((p), (m) TSRMLS_CC)
-PHP_HTTP_API time_t _http_lmod(const void *data_ptr, http_send_mode data_mode TSRMLS_DC);
+#define http_last_modified(p, m) _http_last_modified((p), (m) TSRMLS_CC)
+PHP_HTTP_API time_t _http_last_modified(const void *data_ptr, http_send_mode data_mode TSRMLS_DC);
-#define http_modified_match(entry, modified) _http_modified_match_ex((entry), (modified), 1 TSRMLS_CC)
-#define http_modified_match_ex(entry, modified, ep) _http_modified_match_ex((entry), (modified), (ep) TSRMLS_CC)
-PHP_HTTP_API zend_bool _http_modified_match_ex(const char *entry, time_t t, zend_bool enforce_presence TSRMLS_DC);
+#define http_match_last_modified(entry, modified) _http_match_last_modified_ex((entry), (modified), 1 TSRMLS_CC)
+#define http_match_last_modified_ex(entry, modified, ep) _http_match_last_modified_ex((entry), (modified), (ep) TSRMLS_CC)
+PHP_HTTP_API zend_bool _http_match_last_modified_ex(const char *entry, time_t t, zend_bool enforce_presence TSRMLS_DC);
-#define http_etag_match(entry, etag) _http_etag_match_ex((entry), (etag), 1 TSRMLS_CC)
-#define http_etag_match_ex(entry, etag, ep) _http_etag_match_ex((entry), (etag), (ep) TSRMLS_CC)
-PHP_HTTP_API zend_bool _http_etag_match_ex(const char *entry, const char *etag, zend_bool enforce_presence TSRMLS_DC);
+#define http_match_etag(entry, etag) _http_match_etag_ex((entry), (etag), 1 TSRMLS_CC)
+#define http_match_etag_ex(entry, etag, ep) _http_match_etag_ex((entry), (etag), (ep) TSRMLS_CC)
+PHP_HTTP_API zend_bool _http_match_etag_ex(const char *entry, const char *etag, zend_bool enforce_presence TSRMLS_DC);
#define http_cache_last_modified(l, s, cc, ccl) _http_cache_last_modified((l), (s), (cc), (ccl) TSRMLS_CC)
PHP_HTTP_API STATUS _http_cache_last_modified(time_t last_modified, time_t send_modified, const char *cache_control, size_t cc_len TSRMLS_DC);
#define http_cache_etag(e, el, cc, ccl) _http_cache_etag((e), (el), (cc), (ccl) TSRMLS_CC)
PHP_HTTP_API STATUS _http_cache_etag(const char *etag, size_t etag_len, const char *cache_control, size_t cc_len TSRMLS_DC);
+#define http_start_ob_etaghandler() _http_start_ob_etaghandler(TSRMLS_C)
+PHP_HTTP_API STATUS _http_start_ob_etaghandler(TSRMLS_D);
+#define http_interrupt_ob_etaghandler() _http_interrupt_ob_etaghandler(TSRMLS_C)
+PHP_HTTP_API zend_bool _http_interrupt_ob_etaghandler(TSRMLS_D);
+
#endif
/*