--- /dev/null
+/*
+ * Copyright (c) 2010 Broadcom Corporation
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
+ * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
+ * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#include <linux/slab.h>
+#include <linux/string.h>
+#include <bcmdefs.h>
+#include <bcmutils.h>
+#include <siutils.h>
+#include <bcmnvram.h>
+#include <sbchipc.h>
+#include <bcmsrom.h>
+#include <bcmdevs.h>
+#include <hndsoc.h>
+
+#define NVR_MSG(x)
+
+typedef struct _vars {
+ struct _vars *next;
+ int bufsz; /* allocated size */
+ int size; /* actual vars size */
+ char *vars;
+} vars_t;
+
+#define VARS_T_OH sizeof(vars_t)
+
+static vars_t *vars;
+
+#define NVRAM_FILE 1
+
+static char *findvar(char *vars, char *lim, const char *name);
+
+int nvram_init(void *si)
+{
+
+ /* Make sure we read nvram in flash just once before freeing the memory */
+ if (vars != NULL) {
+ NVR_MSG(("nvram_init: called again without calling nvram_exit()\n"));
+ return 0;
+ }
+ return 0;
+}
+
+int nvram_append(void *si, char *varlst, uint varsz)
+{
+ uint bufsz = VARS_T_OH;
+ vars_t *new;
+
+ new = kmalloc(bufsz, GFP_ATOMIC);
+ if (new == NULL)
+ return -ENOMEM;
+
+ new->vars = varlst;
+ new->bufsz = bufsz;
+ new->size = varsz;
+ new->next = vars;
+ vars = new;
+
+ return 0;
+}
+
+void nvram_exit(void *si)
+{
+ vars_t *this, *next;
+ si_t *sih;
+
+ sih = (si_t *) si;
+ this = vars;
+
+ if (this)
+ kfree(this->vars);
+
+ while (this) {
+ next = this->next;
+ kfree(this);
+ this = next;
+ }
+ vars = NULL;
+}
+
+static char *findvar(char *vars, char *lim, const char *name)
+{
+ char *s;
+ int len;
+
+ len = strlen(name);
+
+ for (s = vars; (s < lim) && *s;) {
+ if ((memcmp(s, name, len) == 0) && (s[len] == '='))
+ return &s[len + 1];
+
+ while (*s++)
+ ;
+ }
+
+ return NULL;
+}
+
+char *nvram_get(const char *name)
+{
+ char *v = NULL;
+ vars_t *cur;
+
+ for (cur = vars; cur; cur = cur->next) {
+ v = findvar(cur->vars, cur->vars + cur->size, name);
+ if (v)
+ break;
+ }
+
+ return v;
+}
+
+int nvram_set(const char *name, const char *value)
+{
+ return 0;
+}
+
+int nvram_unset(const char *name)
+{
+ return 0;
+}
+
+int nvram_reset(void *si)
+{
+ return 0;
+}
+
+int nvram_commit(void)
+{
+ return 0;
+}
+
+int nvram_getall(char *buf, int count)
+{
+ int len, resid = count;
+ vars_t *this;
+
+ this = vars;
+ while (this) {
+ char *from, *lim, *to;
+ int acc;
+
+ from = this->vars;
+ lim = (char *)(this->vars + this->size);
+ to = buf;
+ acc = 0;
+ while ((from < lim) && (*from)) {
+ len = strlen(from) + 1;
+ if (resid < (acc + len))
+ return -EOVERFLOW;
+ memcpy(to, from, len);
+ acc += len;
+ from += len;
+ to += len;
+ }
+
+ resid -= acc;
+ buf += acc;
+ this = this->next;
+ }
+ if (resid < 1)
+ return -EOVERFLOW;
+ *buf = '\0';
+ return 0;
+}
+++ /dev/null
-/*
- * Copyright (c) 2010 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-#include <linux/slab.h>
-#include <linux/string.h>
-#include <bcmdefs.h>
-#include <bcmutils.h>
-#include <siutils.h>
-#include <bcmnvram.h>
-#include <sbchipc.h>
-#include <bcmsrom.h>
-#include <bcmdevs.h>
-#include <hndsoc.h>
-
-#define NVR_MSG(x)
-
-typedef struct _vars {
- struct _vars *next;
- int bufsz; /* allocated size */
- int size; /* actual vars size */
- char *vars;
-} vars_t;
-
-#define VARS_T_OH sizeof(vars_t)
-
-static vars_t *vars;
-
-#define NVRAM_FILE 1
-
-static char *findvar(char *vars, char *lim, const char *name);
-
-int nvram_init(void *si)
-{
-
- /* Make sure we read nvram in flash just once before freeing the memory */
- if (vars != NULL) {
- NVR_MSG(("nvram_init: called again without calling nvram_exit()\n"));
- return 0;
- }
- return 0;
-}
-
-int nvram_append(void *si, char *varlst, uint varsz)
-{
- uint bufsz = VARS_T_OH;
- vars_t *new;
-
- new = kmalloc(bufsz, GFP_ATOMIC);
- if (new == NULL)
- return -ENOMEM;
-
- new->vars = varlst;
- new->bufsz = bufsz;
- new->size = varsz;
- new->next = vars;
- vars = new;
-
- return 0;
-}
-
-void nvram_exit(void *si)
-{
- vars_t *this, *next;
- si_t *sih;
-
- sih = (si_t *) si;
- this = vars;
-
- if (this)
- kfree(this->vars);
-
- while (this) {
- next = this->next;
- kfree(this);
- this = next;
- }
- vars = NULL;
-}
-
-static char *findvar(char *vars, char *lim, const char *name)
-{
- char *s;
- int len;
-
- len = strlen(name);
-
- for (s = vars; (s < lim) && *s;) {
- if ((memcmp(s, name, len) == 0) && (s[len] == '='))
- return &s[len + 1];
-
- while (*s++)
- ;
- }
-
- return NULL;
-}
-
-char *nvram_get(const char *name)
-{
- char *v = NULL;
- vars_t *cur;
-
- for (cur = vars; cur; cur = cur->next) {
- v = findvar(cur->vars, cur->vars + cur->size, name);
- if (v)
- break;
- }
-
- return v;
-}
-
-int nvram_set(const char *name, const char *value)
-{
- return 0;
-}
-
-int nvram_unset(const char *name)
-{
- return 0;
-}
-
-int nvram_reset(void *si)
-{
- return 0;
-}
-
-int nvram_commit(void)
-{
- return 0;
-}
-
-int nvram_getall(char *buf, int count)
-{
- int len, resid = count;
- vars_t *this;
-
- this = vars;
- while (this) {
- char *from, *lim, *to;
- int acc;
-
- from = this->vars;
- lim = (char *)(this->vars + this->size);
- to = buf;
- acc = 0;
- while ((from < lim) && (*from)) {
- len = strlen(from) + 1;
- if (resid < (acc + len))
- return -EOVERFLOW;
- memcpy(to, from, len);
- acc += len;
- from += len;
- to += len;
- }
-
- resid -= acc;
- buf += acc;
- this = this->next;
- }
- if (resid < 1)
- return -EOVERFLOW;
- *buf = '\0';
- return 0;
-}
projects / deliverable / linux.git / commitdiff
