diff -r 1b12cf799fee -r 5da2cb5aea6b test/ctestfile.c
--- a/test/ctestfile.c	Mon Apr 24 20:54:38 2023 +0200
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,391 +0,0 @@
-/*
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
- *
- * Copyright 2015 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.
- */
-
-#include <time.h>
-#include <stdio.h>
-#include <stdlib.h>
-#include <string.h>
-#include <ucx/string.h>
-#include <ucx/buffer.h>
-#include <ucx/utils.h>
-#include <libxml/tree.h>
-#include <curl/curl.h>
-
-#include <openssl/sha.h>
-#include <openssl/hmac.h>
-#include <openssl/evp.h>
-#include <openssl/bio.h>
-#include <openssl/buffer.h>
-#include <openssl/rand.h>
-
-#include "utils.h"
-#include "crypto.h"
-#include "webdav.h"
-
-#define MACRO1337 1337L
-
-/* -------------------- This is a testing file. -------------------------- */
-/*
-time_t util_parse_creationdate(char *str) {
-    // example: 2012-11-29T21:35:35Z
-    if(!str) {
-        return 0;
-    }
-    // TODO
-    return 0;
-}
-*/
-time_t util_parse_lastmodified(char *str) {
-    // example: Thu, 29 Nov 2012 21:35:35 GMT
-    if(!str) {
-        return 0;
-    } else {
-        return curl_getdate(str, NULL);
-    }
-}
-
-int util_getboolean(char *v) {
-    if(v[0] == 'T' || v[0] == 't') {
-        return 1;
-    }
-    return 0;
-}
-
-int util_strtoint(char *str, int64_t *value) {
-    char *end;
-    int64_t val = strtoll(str, &end, 0);
-    if(strlen(end) == 0) {
-        *value = val;
-        return 1;
-    } else {
-        return 0;
-    }
-}
-
-char* util_url_path(char *url) { 
-    char *path = NULL;
-    size_t len = strlen(url);
-    int slashcount = 0;
-    int slmax;
-    if(len > 7 && !strncasecmp(url, "http://", 7)) {
-        slmax = 3;
-    } else if(len > 8 && !strncasecmp(url, "https://", 8)) {
-        slmax = 3;
-    } else {
-        slmax = 1;
-    }
-    char c;
-    for(int i=0;i<len;i++) {
-        c = url[i];
-        if(c == '/') {
-            slashcount++;
-            if(slashcount == slmax) {
-                path = url + i;
-                break;
-            }
-        }
-    } 
-    return path;
-}
-
-char* util_url_decode(DavSession *sn, char *url) {
-    char *unesc = curl_easy_unescape(sn->handle, url, strlen(url), NULL);
-    char *ret = strdup(unesc);
-    curl_free(unesc);
-    return ret;
-}
-
-char* util_resource_name(char *url) {
-    int si = 0;
-    int osi = 0;
-    int i = 0;
-    int p = 0;
-    char c;
-    while((c = url[i]) != 0) {
-        if(c == '/') {
-            osi = si;
-            si = i;
-            p = 1;
-        }
-        i++;
-    }
-    
-    char *name = url + si + p;
-    if(name[0] == 0) {
-        name = url + osi + p;
-        if(name[0] == 0) {
-            return url;
-        }
-    }
-    
-    return name;
-}
-
-int util_mkdir(char *path, mode_t mode) {
-#ifdef _WIN32
-    return mkdir(path);
-#else
-    return mkdir(path, mode);
-#endif
-}
-
-char* util_concat_path(char *url_base, char *p) {
-    sstr_t base = sstr(url_base);
-    sstr_t path;
-    if(p) {
-        path = sstr(p);
-    } else {
-        path = sstrn("", 0);
-    }
-    
-    int add_separator = 0;
-    if(base.ptr[base.length-1] == '/') {
-        if(path.ptr[0] == '/') {
-            base.length--;
-        }
-    } else {
-        if(path.length == 0 || path.ptr[0] != '/') {
-            add_separator = 1;
-        }
-    }
-    
-    sstr_t url;
-    if(add_separator) {
-        url = sstrcat(3, base, sstr("/"), path);
-    } else {
-        url = sstrcat(2, base, path);
-    }
-    
-    return url.ptr;
-}
-
-void util_set_url(DavSession *sn, char *href) {
-    sstr_t base = sstr(sn->base_url);
-    sstr_t href_str = sstr(href);
-    
-    char *base_path = util_url_path(sn->base_url);
-    base.length -= strlen(base_path);
-    
-    sstr_t url = sstrcat(2, base, href_str);
-    
-    curl_easy_setopt(sn->handle, CURLOPT_URL, url.ptr);
-    free(url.ptr);
-}
-
-char* util_path_to_url(DavSession *sn, char *path) {
-    char *space = malloc(256);
-    UcxBuffer *url = ucx_buffer_new(space, 256, CX_BUFFER_AUTO_EXTEND);
-    
-    // add base url
-    ucx_buffer_write(sn->base_url, 1, strlen(sn->base_url), url);
-    // remove trailing slash
-    ucx_buffer_seek(url, -1, SEEK_CUR);
-    
-    sstr_t p = sstr(path);
-    ssize_t ntk = 0;
-    sstr_t *tks = sstrsplit(p, S("/"), &ntk);
-    
-    for(int i=0;i<ntk;i++) {
-        sstr_t node = tks[i];
-        if(node.length > 0) {
-            char *esc = curl_easy_escape(sn->handle, node.ptr, node.length);
-            ucx_buffer_putc(url, '/');
-            ucx_buffer_write(esc, 1, strlen(esc), url);
-            curl_free(esc);
-        }
-        free(node.ptr);
-    }
-    free(tks);
-    if(path[p.length-1] == '/') {
-        ucx_buffer_putc(url, '/');
-    }
-    ucx_buffer_putc(url, 0);
-    
-    space = url->space;
-    ucx_buffer_free(url);
-    
-    return space;
-}
-
-char* util_parent_path(char *path) {
-    char *name = util_resource_name(path);
-    size_t namelen = strlen(name);
-    size_t pathlen = strlen(path);
-    size_t parentlen = pathlen - namelen;
-    char *parent = malloc(parentlen + 1);
-    memcpy(parent, path, parentlen);
-    parent[parentlen] = '\0';
-    return parent;
-}
-
-
-char* util_xml_get_text(xmlNode *elm) {
-    xmlNode *node = elm->children;
-    while(node) {
-        if(node->type == XML_TEXT_NODE) {
-            return (char*)node->content;
-        }
-        node = node->next;
-    }
-    return NULL;
-}
-
-
-char* util_base64decode(char *in) {
-    int len = 0;
-    return util_base64decode_len(in, &len);
-}
-
-char* util_base64decode_len(char* in, int *outlen) {
-    size_t len = strlen(in);
-    char *out = calloc(1, len);
-    
-    BIO* b = BIO_new_mem_buf(in, len);
-    BIO *d = BIO_new(BIO_f_base64());
-    BIO_set_flags(d, BIO_FLAGS_BASE64_NO_NL);
-    b = BIO_push(d, b);
-
-    *outlen = BIO_read(b, out, len);
-    BIO_free_all(b);
-    
-    return out;
-}
-
-char* util_base64encode(char *in, size_t len) { 
-    BIO *b;
-    BIO *e;
-    BUF_MEM *mem;
-
-    e = BIO_new(BIO_f_base64());
-    b = BIO_new(BIO_s_mem());
-    
-    e = BIO_push(e, b);
-    BIO_write(e, in, len);
-    BIO_flush(e);
-    
-    BIO_get_mem_ptr(e, &mem);
-    char *out = malloc(mem->length);
-    memcpy(out, mem->data, mem->length -1);
-    out[mem->length - 1] = '\0';
-
-    BIO_free_all(e);
-
-    return out;
-}
-
-char* util_encrypt_str(DavSession *sn, char *str, char *key) {
-    DavKey *k = dav_context_get_key(sn->context, key);
-    if(!k) {
-        // TODO: session error
-        return NULL;
-    }
-    
-    char *enc_str = aes_encrypt(str, k);
-    char *ret_str = dav_session_strdup(sn, enc_str);
-    free(enc_str);
-    return ret_str;
-}
-
-/* commented out for testing reasons */
-/*
-char* util_decrypt_str(DavSession *sn, char *str, char *key) {
-    DavKey *k = dav_context_get_key(sn->context, key);
-    if(!k) {
-        // TODO: session error
-        return NULL;
-    }
-    
-    char *dec_str = aes_decrypt(str, k);
-    char *ret_str = dav_session_strdup(sn, dec_str);
-    free(dec_str);
-    return ret_str;
-}
-*/
-char* util_random_str() {
-    unsigned char *str = malloc(25);
-    str[24] = '\0';
-    
-    sstr_t t = S(
-            "01234567890"
-            "abcdefghijklmnopqrstuvwxyz"
-            "ABCDEFGHIJKLMNOPQRSTUVWXYZ");
-    const unsigned char *table = (const unsigned char*)t.ptr;
-    
-    RAND_pseudo_bytes(str, 24);
-    for(int i=0;i<24;i++) {
-        int c = str[i] % t.length;
-        str[i] = table[c];
-    }
-    
-    return (char*)str;
-}
-
-/*
- * gets a substring from 0 to the appearance of the token
- * tokens are separated by space
- * sets sub to the substring and returns the remaining string
- */
-sstr_t util_getsubstr_until_token(sstr_t str, sstr_t token, sstr_t *sub) {  
-    int i;
-    int token_start = -1;
-    int token_end = -1;
-    for(i=0;i<=str.length;i++) {
-        int c;
-        if(i == str.length) {
-            c = ' ';
-        } else {
-            c = str.ptr[i];
-        }
-        if(c < 33) {
-            if(token_start != -1) {
-                token_end = i;
-                size_t len = token_end - token_start;
-                sstr_t tk = sstrsubsl(str, token_start, len);
-                //printf("token: {%.*s}\n", token.length, token.ptr);
-                if(!sstrcmp(tk, token)) {
-                    *sub = sstrtrim(sstrsubsl(str, 0, token_start));
-                    break;
-                }
-                token_start = -1;
-                token_end = -1;
-            }
-        } else {
-            if(token_start == -1) {
-                token_start = i;
-            }
-        }
-    }
-    
-    if(i < str.length) {
-        return sstrtrim(sstrsubs(str, i));
-    } else {
-        str.ptr = NULL;
-        str.length = 0;
-        return str;
-    }
-}