summaryrefslogtreecommitdiffstats
path: root/arch/metag/tbx/tbistring.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/metag/tbx/tbistring.c')
-rw-r--r--arch/metag/tbx/tbistring.c114
1 files changed, 0 insertions, 114 deletions
diff --git a/arch/metag/tbx/tbistring.c b/arch/metag/tbx/tbistring.c
deleted file mode 100644
index f90cd08..0000000
--- a/arch/metag/tbx/tbistring.c
+++ /dev/null
@@ -1,114 +0,0 @@
-/*
- * tbistring.c
- *
- * Copyright (C) 2001, 2002, 2003, 2005, 2007, 2012 Imagination Technologies.
- *
- * This program is free software; you can redistribute it and/or modify it under
- * the terms of the GNU General Public License version 2 as published by the
- * Free Software Foundation.
- *
- * String table functions provided as part of the thread binary interface for
- * Meta processors
- */
-
-#include <linux/export.h>
-#include <linux/string.h>
-#include <asm/tbx.h>
-
-/*
- * There are not any functions to modify the string table currently, if these
- * are required at some later point I suggest having a seperate module and
- * ensuring that creating new entries does not interfere with reading old
- * entries in any way.
- */
-
-const TBISTR *__TBIFindStr(const TBISTR *start,
- const char *str, int match_len)
-{
- const TBISTR *search = start;
- bool exact = true;
- const TBISEG *seg;
-
- if (match_len < 0) {
- /* Make match_len always positive for the inner loop */
- match_len = -match_len;
- exact = false;
- } else {
- /*
- * Also support historic behaviour, which expected match_len to
- * include null terminator
- */
- if (match_len && str[match_len-1] == '\0')
- match_len--;
- }
-
- if (!search) {
- /* Find global string table segment */
- seg = __TBIFindSeg(NULL, TBID_SEG(TBID_THREAD_GLOBAL,
- TBID_SEGSCOPE_GLOBAL,
- TBID_SEGTYPE_STRING));
-
- if (!seg || seg->Bytes < sizeof(TBISTR))
- /* No string table! */
- return NULL;
-
- /* Start of string table */
- search = seg->pGAddr;
- }
-
- for (;;) {
- while (!search->Tag)
- /* Allow simple gaps which are just zero initialised */
- search = (const TBISTR *)((const char *)search + 8);
-
- if (search->Tag == METAG_TBI_STRE) {
- /* Reached the end of the table */
- search = NULL;
- break;
- }
-
- if ((search->Len >= match_len) &&
- (!exact || (search->Len == match_len + 1)) &&
- (search->Tag != METAG_TBI_STRG)) {
- /* Worth searching */
- if (!strncmp(str, (const char *)search->String,
- match_len))
- break;
- }
-
- /* Next entry */
- search = (const TBISTR *)((const char *)search + search->Bytes);
- }
-
- return search;
-}
-
-const void *__TBITransStr(const char *str, int len)
-{
- const TBISTR *search = NULL;
- const void *res = NULL;
-
- for (;;) {
- /* Search onwards */
- search = __TBIFindStr(search, str, len);
-
- /* No translation returns NULL */
- if (!search)
- break;
-
- /* Skip matching entries with no translation data */
- if (search->TransLen != METAG_TBI_STRX) {
- /* Calculate base of translation string */
- res = (const char *)search->String +
- ((search->Len + 7) & ~7);
- break;
- }
-
- /* Next entry */
- search = (const TBISTR *)((const char *)search + search->Bytes);
- }
-
- /* Return base address of translation data or NULL */
- return res;
-}
-EXPORT_SYMBOL(__TBITransStr);
OpenPOWER on IntegriCloud