diff -r 2483f517c562 -r b5bb7b3cd597 libidav/resource.h
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/libidav/resource.h	Mon Jan 22 17:27:47 2024 +0100
@@ -0,0 +1,142 @@
+/*
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
+ *
+ * Copyright 2018 Olaf Wintermann. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ *   1. Redistributions of source code must retain the above copyright
+ *      notice, this list of conditions and the following disclaimer.
+ *
+ *   2. Redistributions in binary form must reproduce the above copyright
+ *      notice, this list of conditions and the following disclaimer in the
+ *      documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#ifndef RESOURCE_H
+#define	RESOURCE_H
+
+#include "webdav.h"
+#include "crypto.h"
+#include <cx/string.h>
+#include <cx/hash_key.h>
+
+#ifdef	__cplusplus
+extern "C" {
+#endif
+
+typedef struct DavResourceData   DavResourceData;
+
+struct DavResourceData {
+    CxMap  *properties;
+    CxList *set;
+    CxList *remove;
+    CxList *crypto_set;
+    CxList *crypto_remove;
+    
+    /*
+     * properties encapsulated in a crypto-prop property or NULL
+     */
+    CxMap *crypto_properties;
+    
+    /*
+     * char* or stream
+     */
+    void      *content;
+    /*
+     * if NULL, content is a char*
+     */
+    dav_read_func read;
+    /*
+     * curl seek func
+     */
+    dav_seek_func seek;
+    /*
+     * content length
+     */
+    size_t    length;
+    
+    /*
+     * sha256 content hash
+     */
+    char hash[32];
+};
+
+/*
+ * read wrapper with integrated hashing
+ */
+typedef struct {
+    DAV_SHA_CTX *sha;
+    void *stream;
+    dav_read_func read;
+    dav_seek_func seek;
+    int error;
+} HashStream;
+
+struct DavInputStream {
+    DavResource *res;
+    CURLM *m;
+    CURL *c;
+    AESDecrypter *dec;
+    char *buffer;
+    size_t alloc;
+    size_t size;
+    size_t pos;
+    int eof;
+};
+
+struct DavOutputStream {
+    DavResource *res;
+    CURLM *m;
+    CURL *c;
+    AESEncrypter *enc;
+    HashStream *hstr;
+    const char *buffer;
+    size_t size;
+    size_t pos;
+    int eof;
+};
+
+DavResource* dav_resource_new_full(DavSession *sn, const char *parent_path, const char *name, char *href);
+
+void resource_free_properties(DavSession *sn, CxMap *properties);
+
+void resource_set_href(DavResource *res, cxstring href);
+
+void resource_set_info(DavResource *res, const char *href_str);
+DavResourceData* resource_data_new(DavSession *sn);
+void resource_add_property(DavResource *res, const char *ns, const char *name, xmlNode *val);
+void resource_set_crypto_properties(DavResource *res, CxMap *cprops);
+DavXmlNode* resource_get_property(DavResource *res, const char *ns, const char *name);
+DavXmlNode* resource_get_encrypted_property(DavResource *res, const char *ns, const char *name);
+DavXmlNode* resource_get_property_k(DavResource *res, CxHashKey key);
+DavXmlNode* resource_get_encrypted_property_k(DavResource *res, CxHashKey key);
+void resource_add_child(DavResource *parent, DavResource *child);
+void resource_add_ordered_child(DavResource *parent, DavResource *child, CxList *ordercr);
+int resource_add_crypto_info(DavSession *sn, const char *href, const char *name, const char *hash);
+
+cxmutstr dav_property_key_a(const CxAllocator *a, const char *ns, const char *name);
+
+DavXmlNode* create_crypto_prop(DavSession *sn, CxMap *properties);
+CxMap* parse_crypto_prop(DavSession *sn, DavKey *key, DavXmlNode *node);
+CxMap* parse_crypto_prop_str(DavSession *sn, DavKey *key, const char *content);
+
+#ifdef	__cplusplus
+}
+#endif
+
+#endif	/* RESOURCE_H */
+