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authorjow <jow@3c298f89-4303-0410-b956-a3cf2f4a3e73>2009-04-27 12:57:57 +0000
committerjow <jow@3c298f89-4303-0410-b956-a3cf2f4a3e73>2009-04-27 12:57:57 +0000
commit32fce976bd2e1bf710d5486f7168b8a73b2aaf5d (patch)
tree3fb0e5d3a87b0b277f33fb40965732cfe33a5ff1 /package/nvram/src/nvram.c
parenta5de2f131a7d4f0b9cfa3c2d827e76ae12afb328 (diff)
[package] remove old nvram package
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@15436 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'package/nvram/src/nvram.c')
-rw-r--r--package/nvram/src/nvram.c188
1 files changed, 0 insertions, 188 deletions
diff --git a/package/nvram/src/nvram.c b/package/nvram/src/nvram.c
deleted file mode 100644
index 47d09a397d..0000000000
--- a/package/nvram/src/nvram.c
+++ /dev/null
@@ -1,188 +0,0 @@
-/*
- * NVRAM variable manipulation (Linux user mode half)
- *
- * Copyright 2004, Broadcom Corporation
- * All Rights Reserved.
- *
- * THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY
- * KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM
- * SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS
- * FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE.
- *
- */
-
-#include <stdio.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <errno.h>
-#include <error.h>
-#include <string.h>
-#include <sys/ioctl.h>
-#include <sys/types.h>
-#include <sys/stat.h>
-#include <fcntl.h>
-#include <sys/mman.h>
-
-#include <typedefs.h>
-#include <bcmnvram.h>
-#include <shutils.h>
-
-#define PATH_DEV_NVRAM "/dev/nvram"
-
-/* Globals */
-static int nvram_fd = -1;
-static char *nvram_buf = NULL;
-int file_to_buf(char *path, char *buf, int len);
-
-int
-nvram_init(void *unused)
-{
- if ((nvram_fd = open(PATH_DEV_NVRAM, O_RDWR)) < 0)
- goto err;
-
- /* Map kernel string buffer into user space */
- if ((nvram_buf = mmap(NULL, NVRAM_SPACE, PROT_READ, MAP_SHARED, nvram_fd, 0)) == MAP_FAILED) {
- close(nvram_fd);
- nvram_fd = -1;
- goto err;
- }
-
- return 0;
-
- err:
- perror(PATH_DEV_NVRAM);
- return errno;
-}
-
-char *
-nvram_get(const char *name)
-{
- size_t count = strlen(name) + 1;
- char tmp[100], *value;
- unsigned long *off = (unsigned long *) tmp;
-
- if (nvram_fd < 0)
- if (nvram_init(NULL))
- return NULL;
-
- if (count > sizeof(tmp)) {
- if (!(off = malloc(count)))
- return NULL;
- }
-
- /* Get offset into mmap() space */
- strcpy((char *) off, name);
-
- count = read(nvram_fd, off, count);
-
- if (count == sizeof(unsigned long))
- value = &nvram_buf[*off];
- else
- value = NULL;
-
- if (count < 0)
- perror(PATH_DEV_NVRAM);
-
- if (off != (unsigned long *) tmp)
- free(off);
-
- return value;
-}
-
-int
-nvram_getall(char *buf, int count)
-{
- int ret;
-
- if (nvram_fd < 0)
- if ((ret = nvram_init(NULL)))
- return ret;
-
- if (count == 0)
- return 0;
-
- /* Get all variables */
- *buf = '\0';
-
- ret = read(nvram_fd, buf, count);
-
- if (ret < 0)
- perror(PATH_DEV_NVRAM);
-
- return (ret == count) ? 0 : ret;
-}
-
-int
-nvram_set(const char *name, const char *value)
-{
- size_t count = strlen(name) + 1;
- char tmp[100], *buf = tmp;
- int ret;
-
- if (nvram_fd < 0)
- if ((ret = nvram_init(NULL)))
- return ret;
-
- /* Unset if value is NULL */
- if (value)
- count += strlen(value) + 1;
-
- if (count > sizeof(tmp)) {
- if (!(buf = malloc(count)))
- return -ENOMEM;
- }
-
- if (value)
- sprintf(buf, "%s=%s", name, value);
- else
- strcpy(buf, name);
-
- ret = write(nvram_fd, buf, count);
-
- if (ret < 0)
- perror(PATH_DEV_NVRAM);
-
- if (buf != tmp)
- free(buf);
-
- return (ret == count) ? 0 : ret;
-}
-
-int
-nvram_unset(const char *name)
-{
- return nvram_set(name, NULL);
-}
-
-int
-nvram_commit(void)
-{
- int ret;
-
- if (nvram_fd < 0)
- if ((ret = nvram_init(NULL)))
- return ret;
-
- ret = ioctl(nvram_fd, NVRAM_MAGIC, NULL);
-
- if (ret < 0)
- perror(PATH_DEV_NVRAM);
-
- return ret;
-}
-
-int
-file_to_buf(char *path, char *buf, int len)
-{
- FILE *fp;
-
- memset(buf, 0 , len);
-
- if ((fp = fopen(path, "r"))) {
- fgets(buf, len, fp);
- fclose(fp);
- return 1;
- }
-
- return 0;
-}