added setup values to store system and player UUID

[rocksndiamonds.git] / src / libgame / misc.c

diff --git a/src/libgame/misc.c b/src/libgame/misc.c
index 36e576bc59c15a8e2945cb7e24f199f6de372026..bd93e1ce170af1cc4f74a2a2a37b5869f11e50f6 100644 (file)
--- a/src/libgame/misc.c
+++ b/src/libgame/misc.c
@@ -549,6 +549,61 @@ boolean getTokenValueFromString(char *string, char **token, char **value)
 }
 
 
+// ----------------------------------------------------------------------------
+// UUID functions
+// ----------------------------------------------------------------------------
+
+#define UUID_BYTES             16
+#define UUID_CHARS             (UUID_BYTES * 2)
+#define UUID_LENGTH            (UUID_CHARS + 4)
+
+static char *getUUID(void)
+{
+  static char uuid[UUID_LENGTH + 1];
+  int data[UUID_BYTES];
+  int count = 0;
+  int i;
+
+  for (i = 0; i < UUID_BYTES; i++)
+    data[i] = GetSimpleRandom(256);
+
+  data[6] = 0x40 | (data[6] & 0x0f);
+  data[8] = 0x80 | (data[8] & 0x3f);
+
+  for (i = 0; i < UUID_BYTES; i++)
+  {
+    sprintf(&uuid[count], "%02x", data[i]);
+    count += 2;
+
+    if (i == 3 || i == 5 || i == 7 || i == 9)
+      strcat(&uuid[count++], "-");
+  }
+
+  return uuid;
+}
+
+char *GetPlayerUUID(void)
+{
+  return getUUID();
+}
+
+char *GetSystemUUID(void)
+{
+  if (program.system_uuid != NULL)
+    return program.system_uuid;
+
+  return getUUID();
+}
+
+void SetSystemUUID(char *uuid)
+{
+  if (program.system_uuid != NULL)
+    checked_free(program.system_uuid);
+
+  program.system_uuid = getStringCopy(uuid);
+}
+
+
 // ----------------------------------------------------------------------------
 // counter functions
 // ----------------------------------------------------------------------------
@@ -1262,6 +1317,7 @@ void GetOptions(int argc, char *argv[],
   options.conf_directory     = getPath2(base_path, CONF_DIRECTORY);
 
   options.execute_command = NULL;
+  options.tape_log_filename = NULL;
   options.special_flags = NULL;
   options.debug_mode = NULL;
 
@@ -1428,6 +1484,15 @@ void GetOptions(int argc, char *argv[],
       // when doing batch processing, always enable verbose mode (warnings)
       options.verbose = TRUE;
     }
+    else if (strncmp(option, "-tape_logfile", option_len) == 0)
+    {
+      if (option_arg == NULL)
+       FailWithHelp("option '%s' requires an argument", option_str);
+
+      options.tape_log_filename = getStringCopy(option_arg);
+      if (option_arg == next_option)
+       options_left++;
+    }
 #if defined(PLATFORM_MACOSX)
     else if (strPrefix(option, "-psn"))
     {
@@ -1840,6 +1905,49 @@ char *getLatin1FromUTF8(char *utf8)
 }
 
 
+// ----------------------------------------------------------------------------
+// functions for JSON handling
+// ----------------------------------------------------------------------------
+
+char *getEscapedJSON(char *s)
+{
+  int max_json_size = 2 * strlen(s) + 1;
+  char *json = checked_calloc(max_json_size);
+  unsigned char *src = (unsigned char *)s;
+  unsigned char *dst = (unsigned char *)json;
+  char *escaped[256] =
+  {
+    ['\b'] = "\\b",
+    ['\f'] = "\\f",
+    ['\n'] = "\\n",
+    ['\r'] = "\\r",
+    ['\t'] = "\\t",
+    ['\"'] = "\\\"",
+    ['\\'] = "\\\\",
+  };
+
+  while (*src)
+  {
+    if (escaped[*src] != NULL)
+    {
+      char *esc = escaped[*src++];
+
+      while (*esc)
+       *dst++ = *esc++;
+    }
+    else
+    {
+      *dst++ = *src++;
+    }
+  }
+
+  // only use the smallest possible string buffer size
+  json = checked_realloc(json, strlen(json) + 1);
+
+  return json;
+}
+
+
 // ----------------------------------------------------------------------------
 // functions to translate key identifiers between different format
 // ----------------------------------------------------------------------------