Allow FuseMountName for chansrv to be absolute path

2020-08-22 18:05:24 +01:00
parent 785db575ca
commit 5523847540
18 changed files with 386 additions and 39 deletions
@@ -0,0 +1,136 @@
+/**
+ * xrdp: A Remote Desktop Protocol server.
+ *
+ * Copyright (C) Jay Sorg 2004-2020
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * generic string handling calls
+ */
+
+#include <string.h>
+#include <strings.h>
+#include <stdlib.h>
+
+#include "string_calls.h"
+
+unsigned int
+g_format_info_string(char* dest, unsigned int len,
+                      const char* format,
+                      const struct info_string_tag map[])
+{
+    unsigned int result = 0;
+    const char *copy_from;  /* Data to add to output */
+    unsigned int copy_len;  /* Length of above */
+    unsigned int skip;      /* Date to skip over in format string */
+    const char *p;
+    const struct info_string_tag *m;
+
+    for ( ; *format != '\0'; format += skip)
+    {
+        if (*format == '%')
+        {
+            char ch= *(format + 1);
+            if (ch== '%')
+            {
+                /* '%%' in format - replace with single '%' */
+                copy_from = format;
+                copy_len= 1;
+                skip = 2;
+            }
+            else if (ch== '\0')
+            {
+                /* Percent at end of string - ignore */
+                copy_from = NULL;
+                copy_len= 0;
+                skip = 1;
+            }
+            else
+            {
+                /* Look up the character in the map, assuming failure */
+                copy_from = NULL;
+                copy_len= 0;
+                skip = 2;
+
+                for (m = map ; m->ch != '\0' ; ++m)
+                {
+                    if (ch == m->ch)
+                    {
+                        copy_from = m->val;
+                        copy_len = strlen(copy_from);
+                        break;
+                    }
+                }
+            }
+        }
+        else if ((p = strchr(format, '%')) != NULL)
+        {
+            /* Copy up to the next '%' */
+            copy_from = format;
+            copy_len = p - format;
+            skip = copy_len;
+        }
+        else
+        {
+            /* Copy the rest of the format string */
+            copy_from = format;
+            copy_len = strlen(format);
+            skip = copy_len;
+        }
+
+        /* Update the result before any truncation */
+        result += copy_len;
+
+        /* Do we have room in the output buffer for any more data? We
+         * must always write a terminator if possible */
+        if (len > 1)
+        {
+            if (copy_len > (len - 1))
+            {
+                copy_len = len - 1;
+            }
+            memcpy(dest, copy_from, copy_len);
+            dest += copy_len;
+            len -= copy_len;
+        }
+    }
+
+    /* Room for a terminator? */
+    if (len > 0)
+    {
+        *dest = '\0';
+    }
+
+    return result;
+}
+
+/******************************************************************************/
+const char *
+g_bool2text(int value)
+{
+    return value ? "true" : "false";
+}
+
+/*****************************************************************************/
+int
+g_text2bool(const char *s)
+{
+    if ( (atoi(s) != 0) ||
+         (0 == strcasecmp(s, "true")) ||
+         (0 == strcasecmp(s, "on")) ||
+         (0 == strcasecmp(s, "yes")))
+    {
+        return 1;
+    }
+    return 0;
+}