remove old nvram package

[openwrt/openwrt.git] / package / nvram / src / nvram.c

diff --git a/package/nvram/src/nvram.c b/package/nvram/src/nvram.c
deleted file mode 100644 (file)
index 47d09a3..0000000
--- 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;
-}