+qboolean rcon_redirect_proquakeprotocol = false;
+
+// generic functions for console buffers
+
+void ConBuffer_Init(conbuffer_t *buf, int textsize, int maxlines, mempool_t *mempool)
+{
+ buf->active = true;
+ buf->textsize = textsize;
+ buf->text = (char *) Mem_Alloc(mempool, textsize);
+ buf->maxlines = maxlines;
+ buf->lines = (con_lineinfo_t *) Mem_Alloc(mempool, maxlines * sizeof(*buf->lines));
+ buf->lines_first = 0;
+ buf->lines_count = 0;
+}
+
+/*
+================
+ConBuffer_Clear
+================
+*/
+void ConBuffer_Clear (conbuffer_t *buf)
+{
+ buf->lines_count = 0;
+}
+
+/*
+================
+ConBuffer_Shutdown
+================
+*/
+void ConBuffer_Shutdown(conbuffer_t *buf)
+{
+ buf->active = false;
+ if (buf->text)
+ Mem_Free(buf->text);
+ if (buf->lines)
+ Mem_Free(buf->lines);
+ buf->text = NULL;
+ buf->lines = NULL;
+}
+
+/*
+================
+ConBuffer_FixTimes
+
+Notifies the console code about the current time
+(and shifts back times of other entries when the time
+went backwards)
+================
+*/
+void ConBuffer_FixTimes(conbuffer_t *buf)
+{
+ int i;
+ if(buf->lines_count >= 1)
+ {
+ double diff = cl.time - CONBUFFER_LINES_LAST(buf).addtime;
+ if(diff < 0)
+ {
+ for(i = 0; i < buf->lines_count; ++i)
+ CONBUFFER_LINES(buf, i).addtime += diff;
+ }
+ }
+}
+
+/*
+================
+ConBuffer_DeleteLine
+
+Deletes the first line from the console history.
+================
+*/
+void ConBuffer_DeleteLine(conbuffer_t *buf)
+{
+ if(buf->lines_count == 0)
+ return;
+ --buf->lines_count;
+ buf->lines_first = (buf->lines_first + 1) % buf->maxlines;
+}
+
+/*
+================
+ConBuffer_DeleteLastLine
+
+Deletes the last line from the console history.
+================
+*/
+void ConBuffer_DeleteLastLine(conbuffer_t *buf)
+{
+ if(buf->lines_count == 0)
+ return;
+ --buf->lines_count;
+}
+
+/*
+================
+ConBuffer_BytesLeft
+
+Checks if there is space for a line of the given length, and if yes, returns a
+pointer to the start of such a space, and NULL otherwise.
+================
+*/
+static char *ConBuffer_BytesLeft(conbuffer_t *buf, int len)
+{
+ if(len > buf->textsize)
+ return NULL;
+ if(buf->lines_count == 0)
+ return buf->text;
+ else
+ {
+ char *firstline_start = buf->lines[buf->lines_first].start;
+ char *lastline_onepastend = CONBUFFER_LINES_LAST(buf).start + CONBUFFER_LINES_LAST(buf).len;
+ // the buffer is cyclic, so we first have two cases...
+ if(firstline_start < lastline_onepastend) // buffer is contiguous
+ {
+ // put at end?
+ if(len <= buf->text + buf->textsize - lastline_onepastend)
+ return lastline_onepastend;
+ // put at beginning?
+ else if(len <= firstline_start - buf->text)
+ return buf->text;
+ else
+ return NULL;
+ }
+ else // buffer has a contiguous hole
+ {
+ if(len <= firstline_start - lastline_onepastend)
+ return lastline_onepastend;
+ else
+ return NULL;
+ }
+ }
+}
+
+/*
+================
+ConBuffer_AddLine
+
+Appends a given string as a new line to the console.
+================
+*/
+void ConBuffer_AddLine(conbuffer_t *buf, const char *line, int len, int mask)
+{
+ char *putpos;
+ con_lineinfo_t *p;
+
+ // developer_memory 1 during shutdown prints while conbuffer_t is being freed
+ if (!buf->active)
+ return;
+
+ ConBuffer_FixTimes(buf);
+
+ if(len >= buf->textsize)
+ {
+ // line too large?
+ // only display end of line.
+ line += len - buf->textsize + 1;
+ len = buf->textsize - 1;
+ }
+ while(!(putpos = ConBuffer_BytesLeft(buf, len + 1)) || buf->lines_count >= buf->maxlines)
+ ConBuffer_DeleteLine(buf);
+ memcpy(putpos, line, len);
+ putpos[len] = 0;
+ ++buf->lines_count;
+
+ //fprintf(stderr, "Now have %d lines (%d -> %d).\n", buf->lines_count, buf->lines_first, CON_LINES_LAST);
+
+ p = &CONBUFFER_LINES_LAST(buf);
+ p->start = putpos;
+ p->len = len;
+ p->addtime = cl.time;
+ p->mask = mask;
+ p->height = -1; // calculate when needed
+}
+
+int ConBuffer_FindPrevLine(conbuffer_t *buf, int mask_must, int mask_mustnot, int start)
+{
+ int i;
+ if(start == -1)
+ start = buf->lines_count;
+ for(i = start - 1; i >= 0; --i)
+ {
+ con_lineinfo_t *l = &CONBUFFER_LINES(buf, i);
+
+ if((l->mask & mask_must) != mask_must)
+ continue;
+ if(l->mask & mask_mustnot)
+ continue;
+
+ return i;
+ }
+
+ return -1;
+}
+
+int Con_FindNextLine(conbuffer_t *buf, int mask_must, int mask_mustnot, int start)
+{
+ int i;
+ for(i = start + 1; i < buf->lines_count; ++i)
+ {
+ con_lineinfo_t *l = &CONBUFFER_LINES(buf, i);
+
+ if((l->mask & mask_must) != mask_must)
+ continue;
+ if(l->mask & mask_mustnot)
+ continue;