Jo-Philipp Wich
16 years ago
parent
6eec3954ef
commit
ace455e0c0
@ -1,47 +0,0 @@ |
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#
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# Copyright (C) 2006 OpenWrt.org
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#
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# This is free software, licensed under the GNU General Public License v2.
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# See /LICENSE for more information.
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#
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include $(TOPDIR)/rules.mk |
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PKG_NAME:=nvram
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PKG_RELEASE:=1
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include $(INCLUDE_DIR)/package.mk |
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define Package/nvram |
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SECTION:=utils
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CATEGORY:=Utilities
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DEPENDS:=@TARGET_brcm_2_4
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TITLE:=Broadcom config utility
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endef |
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define Package/nvram/description |
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This package contains an utility to control broadcom's 'nvram' config area.
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endef |
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define Build/Prepare |
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mkdir -p $(PKG_BUILD_DIR)
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$(CP) ./src/* $(PKG_BUILD_DIR)
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endef |
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TARGET_CFLAGS += $(FPIC)
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define Build/InstallDev |
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mkdir -p $(1)/usr/lib
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$(CP) $(PKG_BUILD_DIR)/libnvram*.so $(1)/usr/lib/
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endef |
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define Package/nvram/install |
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$(INSTALL_DIR) $(1)/etc/init.d
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$(INSTALL_BIN) ./files/nvram.init $(1)/etc/init.d/nvram
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$(INSTALL_DIR) $(1)/usr/lib
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$(CP) $(PKG_BUILD_DIR)/libnvram*.so $(1)/usr/lib/
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$(INSTALL_DIR) $(1)/usr/sbin
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$(INSTALL_BIN) $(PKG_BUILD_DIR)/nvram $(1)/usr/sbin/
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endef |
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$(eval $(call BuildPackage,nvram)) |
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@ -1,75 +0,0 @@ |
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#!/bin/sh /etc/rc.common |
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# NVRAM setup |
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# |
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# This file handles the NVRAM quirks of various hardware. |
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START=02 |
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alias debug=${DEBUG:-:} |
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nvram_default() { |
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[ -z "$(nvram get $1)" ] && nvram set "$1=$2" |
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} |
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nvram_set() { # for the linksys fixup part |
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[ "$(nvram get "$1")" = "$2" -a "$2" != "" ] || { |
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COMMIT=1 |
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/usr/sbin/nvram set "$1=$2" |
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} |
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} |
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fixup_linksys() { |
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# work around braindead CFE defaults in linksys routers |
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boardtype=$(nvram get boardtype) |
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boardnum=$(nvram get boardnum) |
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boardflags=$(($(nvram get boardflags))) |
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adm_switch="$(( ($boardflags & 0x80) >> 7 ))" |
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[ -n "$(nvram get vxkilled)" ] && boardtype=0 # don't mess with the ram settings on the hacked cfe |
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case "$(( $boardtype ))" in |
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"1800") #0x708 |
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if [ "$adm_switch" = 0 ]; then |
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nvram_set sdram_init "$(printf 0x%04x $(( $(/usr/sbin/nvram get sdram_init) | 0x0100 )))" |
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[ "$COMMIT" = 1 ] && { |
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nvram_set clkfreq 216 |
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nvram_set sdram_ncdl 0x0 |
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nvram_set pa0itssit 62 |
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nvram_set pa0b0 0x15eb |
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nvram_set pa0b1 0xfa82 |
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nvram_set pa0b2 0xfe66 |
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nvram_set pa0maxpwr 0x4e |
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} |
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fi |
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;; |
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"1127") #0x467 |
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nvram_set sdram_init "$(printf 0x%04x $(( $(/usr/sbin/nvram get sdram_init) | 0x0100 )))" |
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[ "$COMMIT" = 1 ] && { |
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nvram_set sdram_ncdl 0x0 |
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nvram_set pa0itssit 62 |
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nvram_set pa0b0 0x168b |
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nvram_set pa0b1 0xfabf |
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nvram_set pa0b2 0xfeaf |
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nvram_set pa0maxpwr 0x4e |
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} |
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;; |
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"1071") #0x042f |
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nvram_set sdram_init "$(printf 0x%04x $(( $(/usr/sbin/nvram get sdram_init) | 0x0009 )))" |
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[ "$COMMIT" = 1 ] && { |
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nvram_set sdram_ncdl 0x0 |
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} |
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esac |
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[ "$COMMIT" = "1" ] && nvram commit |
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} |
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start() { |
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fixup_linksys |
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# OFDM Power Offset is set incorrectly on many boards. |
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# Setting it to 0 will increase the tx power to normal levels. |
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nvram_set opo 0x0 |
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[ "$(nvram get il0macaddr)" = "00:90:4c:5f:00:2a" ] && { |
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# if default wifi mac, set two higher than the lan mac |
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nvram set il0macaddr=$(nvram get et0macaddr| |
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awk '{OFS=FS=":";for(x=7,y=2;--x;){$x=sprintf("%02x",(y+="0x"$x)%256);y/=256}print}') |
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} |
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} |
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@ -1,16 +0,0 @@ |
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LIBNVRAM_OBJS := nvram.o
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all: libnvram.so nvram |
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%.o: %.c |
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$(CC) $(CFLAGS) $(EXTRA_CFLAGS) -c -I. -Iinclude -o $@ $^
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libnvram.so: $(LIBNVRAM_OBJS) |
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$(CC) -shared -o $@ $^
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nvram: main.o |
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$(CC) -o $@ $^ -L. -lnvram
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clean: |
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rm -f *.o *.so nvram
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@ -1,144 +0,0 @@ |
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/*
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* NVRAM variable manipulation |
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* |
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* Copyright 2004, Broadcom Corporation |
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* All Rights Reserved. |
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*
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* THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY |
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* KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM |
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* SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS |
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* FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. |
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* |
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*/ |
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#ifndef _bcmnvram_h_ |
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#define _bcmnvram_h_ |
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#ifndef _LANGUAGE_ASSEMBLY |
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#include <typedefs.h> |
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struct nvram_header { |
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uint32 magic; |
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uint32 len; |
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uint32 crc_ver_init; /* 0:7 crc, 8:15 ver, 16:27 init, mem. test 28, 29-31 reserved */ |
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uint32 config_refresh; /* 0:15 config, 16:31 refresh */ |
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uint32 config_ncdl; /* ncdl values for memc */ |
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}; |
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struct nvram_tuple { |
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char *name; |
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char *value; |
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struct nvram_tuple *next; |
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}; |
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/*
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* Initialize NVRAM access. May be unnecessary or undefined on certain |
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* platforms. |
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*/ |
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extern int nvram_init(void *sbh); |
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/*
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* Disable NVRAM access. May be unnecessary or undefined on certain |
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* platforms. |
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*/ |
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extern void nvram_exit(void); |
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/*
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* Get the value of an NVRAM variable. The pointer returned may be |
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* invalid after a set. |
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* @param name name of variable to get |
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* @return value of variable or NULL if undefined |
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*/ |
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extern char * nvram_get(const char *name); |
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/*
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* Get the value of an NVRAM variable. |
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* @param name name of variable to get |
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* @return value of variable or NUL if undefined |
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*/ |
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#define nvram_safe_get(name) (nvram_get(name) ? : "") |
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#define nvram_safe_unset(name) ({ \ |
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if(nvram_get(name)) \
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nvram_unset(name); \
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}) |
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#define nvram_safe_set(name, value) ({ \ |
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if(!nvram_get(name) || strcmp(nvram_get(name), value)) \
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nvram_set(name, value); \
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}) |
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/*
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* Match an NVRAM variable. |
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* @param name name of variable to match |
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* @param match value to compare against value of variable |
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* @return TRUE if variable is defined and its value is string equal |
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* to match or FALSE otherwise |
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*/ |
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static INLINE int |
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nvram_match(char *name, char *match) { |
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const char *value = nvram_get(name); |
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return (value && !strcmp(value, match)); |
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} |
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/*
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* Inversely match an NVRAM variable. |
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* @param name name of variable to match |
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* @param match value to compare against value of variable |
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* @return TRUE if variable is defined and its value is not string |
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* equal to invmatch or FALSE otherwise |
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*/ |
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static INLINE int |
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nvram_invmatch(char *name, char *invmatch) { |
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const char *value = nvram_get(name); |
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return (value && strcmp(value, invmatch)); |
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} |
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/*
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* Set the value of an NVRAM variable. The name and value strings are |
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* copied into private storage. Pointers to previously set values |
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* may become invalid. The new value may be immediately |
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* retrieved but will not be permanently stored until a commit. |
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* @param name name of variable to set |
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* @param value value of variable |
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* @return 0 on success and errno on failure |
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*/ |
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extern int nvram_set(const char *name, const char *value); |
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/*
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* Unset an NVRAM variable. Pointers to previously set values |
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* remain valid until a set. |
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* @param name name of variable to unset |
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* @return 0 on success and errno on failure |
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* NOTE: use nvram_commit to commit this change to flash. |
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*/ |
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extern int nvram_unset(const char *name); |
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/*
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* Commit NVRAM variables to permanent storage. All pointers to values |
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* may be invalid after a commit. |
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* NVRAM values are undefined after a commit. |
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* @return 0 on success and errno on failure |
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*/ |
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extern int nvram_commit(void); |
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/*
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* Get all NVRAM variables (format name=value\0 ... \0\0). |
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* @param buf buffer to store variables |
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* @param count size of buffer in bytes |
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* @return 0 on success and errno on failure |
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*/ |
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extern int nvram_getall(char *buf, int count); |
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#endif /* _LANGUAGE_ASSEMBLY */ |
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#define NVRAM_MAGIC 0x48534C46 /* 'FLSH' */ |
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#define NVRAM_VERSION 1 |
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#define NVRAM_HEADER_SIZE 20 |
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#define NVRAM_SPACE 0x8000 |
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#define FLASH_BASE 0xbfc00000 /* Extif core */ |
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#define FLASH_MIN 0x00100000 /* Minimum flash size */ |
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#define FLASH_MAX 0x00400000 /* Maximum flash size with extif */ |
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#endif /* _bcmnvram_h_ */ |
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@ -1,156 +0,0 @@ |
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/*
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* Misc useful os-independent macros and functions. |
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* |
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* Copyright 2004, Broadcom Corporation |
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* All Rights Reserved. |
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*
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* THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY |
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* KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM |
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* SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS |
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* FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. |
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*/ |
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#ifndef _bcmutils_h_ |
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#define _bcmutils_h_ |
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#ifndef MIN |
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#define MIN(a, b) (((a)<(b))?(a):(b)) |
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#endif |
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#ifndef MAX |
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#define MAX(a, b) (((a)>(b))?(a):(b)) |
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#endif |
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#define CEIL(x, y) (((x) + ((y)-1)) / (y)) |
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#define ROUNDUP(x, y) ((((ulong)(x)+((y)-1))/(y))*(y)) |
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#define ISALIGNED(a, x) (((uint)(a) & ((x)-1)) == 0) |
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#define ISPOWEROF2(x) ((((x)-1)&(x))==0) |
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#define OFFSETOF(type, member) ((uint) &((type *)0)->member) |
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#define ARRAYSIZE(a) (sizeof(a)/sizeof(a[0])) |
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/* bit map related macros */ |
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#ifndef setbit |
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#define NBBY 8 /* 8 bits per byte */ |
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#define setbit(a,i) ((a)[(i)/NBBY] |= 1<<((i)%NBBY)) |
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#define clrbit(a,i) ((a)[(i)/NBBY] &= ~(1<<((i)%NBBY))) |
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#define isset(a,i) ((a)[(i)/NBBY] & (1<<((i)%NBBY))) |
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#define isclr(a,i) (((a)[(i)/NBBY] & (1<<((i)%NBBY))) == 0) |
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#endif |
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#define NBITS(type) (sizeof (type) * 8) |
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#define _BCM_U 0x01 /* upper */ |
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#define _BCM_L 0x02 /* lower */ |
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#define _BCM_D 0x04 /* digit */ |
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#define _BCM_C 0x08 /* cntrl */ |
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#define _BCM_P 0x10 /* punct */ |
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#define _BCM_S 0x20 /* white space (space/lf/tab) */ |
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#define _BCM_X 0x40 /* hex digit */ |
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#define _BCM_SP 0x80 /* hard space (0x20) */ |
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extern unsigned char bcm_ctype[]; |
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#define bcm_ismask(x) (bcm_ctype[(int)(unsigned char)(x)]) |
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#define bcm_isalnum(c) ((bcm_ismask(c)&(_BCM_U|_BCM_L|_BCM_D)) != 0) |
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#define bcm_isalpha(c) ((bcm_ismask(c)&(_BCM_U|_BCM_L)) != 0) |
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#define bcm_iscntrl(c) ((bcm_ismask(c)&(_BCM_C)) != 0) |
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#define bcm_isdigit(c) ((bcm_ismask(c)&(_BCM_D)) != 0) |
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#define bcm_isgraph(c) ((bcm_ismask(c)&(_BCM_P|_BCM_U|_BCM_L|_BCM_D)) != 0) |
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#define bcm_islower(c) ((bcm_ismask(c)&(_BCM_L)) != 0) |
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#define bcm_isprint(c) ((bcm_ismask(c)&(_BCM_P|_BCM_U|_BCM_L|_BCM_D|_BCM_SP)) != 0) |
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#define bcm_ispunct(c) ((bcm_ismask(c)&(_BCM_P)) != 0) |
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#define bcm_isspace(c) ((bcm_ismask(c)&(_BCM_S)) != 0) |
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#define bcm_isupper(c) ((bcm_ismask(c)&(_BCM_U)) != 0) |
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#define bcm_isxdigit(c) ((bcm_ismask(c)&(_BCM_D|_BCM_X)) != 0) |
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/*
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* Spin at most 'us' microseconds while 'exp' is true. |
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* Caller should explicitly test 'exp' when this completes |
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* and take appropriate error action if 'exp' is still true. |
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*/ |
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#define SPINWAIT(exp, us) { \ |
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uint countdown = (us) + 9; \
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while ((exp) && (countdown >= 10)) {\
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OSL_DELAY(10); \
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countdown -= 10; \
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} \
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} |
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/* generic osl packet queue */ |
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struct pktq { |
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void *head; /* first packet to dequeue */ |
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void *tail; /* last packet to dequeue */ |
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uint len; /* number of queued packets */ |
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uint maxlen; /* maximum number of queued packets */ |
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bool priority; /* enqueue by packet priority */ |
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}; |
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#define DEFAULT_QLEN 128 |
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#define pktq_len(q) ((q)->len) |
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#define pktq_avail(q) ((q)->maxlen - (q)->len) |
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#define pktq_head(q) ((q)->head) |
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#define pktq_full(q) ((q)->len >= (q)->maxlen) |
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/* crc defines */ |
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#define CRC8_INIT_VALUE 0xff /* Initial CRC8 checksum value */ |
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#define CRC8_GOOD_VALUE 0x9f /* Good final CRC8 checksum value */ |
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#define CRC16_INIT_VALUE 0xffff /* Initial CRC16 checksum value */ |
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#define CRC16_GOOD_VALUE 0xf0b8 /* Good final CRC16 checksum value */ |
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#define CRC32_INIT_VALUE 0xffffffff /* Initial CRC32 checksum value */ |
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#define CRC32_GOOD_VALUE 0xdebb20e3 /* Good final CRC32 checksum value */ |
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/* tag_ID/length/value_buffer tuple */ |
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typedef struct bcm_tlv { |
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uint8 id; |
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uint8 len; |
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uint8 data[1]; |
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} bcm_tlv_t; |
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/* Check that bcm_tlv_t fits into the given buflen */ |
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#define bcm_valid_tlv(elt, buflen) ((buflen) >= 2 && (buflen) >= 2 + (elt)->len) |
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/* buffer length for ethernet address from bcm_ether_ntoa() */ |
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#define ETHER_ADDR_STR_LEN 18 |
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/*
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* load 32-bit value from unaligned byte array |
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*/ |
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#ifdef IL_BIGENDIAN |
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#define load32_ua(a) ((((uint8 *)(a))[0] << 24) + (((uint8 *)(a))[1] << 16) + \ |
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(((uint8 *)(a))[2] << 8) + ((uint8 *)(a))[3]) |
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#else |
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#define load32_ua(a) ((((uint8 *)(a))[3] << 24) + (((uint8 *)(a))[2] << 16) + \ |
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(((uint8 *)(a))[1] << 8) + ((uint8 *)(a))[0]) |
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#endif |
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/* externs */ |
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extern uint bcm_atoi(char *s); |
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extern uchar bcm_toupper(uchar c); |
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extern ulong bcm_strtoul(char *cp, char **endp, uint base); |
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extern void deadbeef(char *p, uint len); |
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extern void prhex(char *msg, uchar *buf, uint len); |
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extern void prpkt(char *msg, void *drv, void *p0); |
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extern uint pktcopy(void *drv, void *p, uint offset, int len, uchar *buf); |
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extern uint pkttotlen(void *drv, void *); |
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extern uchar *bcm_ether_ntoa(char *ea, char *buf); |
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extern int bcm_ether_atoe(char *p, char *ea); |
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extern void bcm_mdelay(uint ms); |
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extern char *getvar(char *vars, char *name); |
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extern int getintvar(char *vars, char *name); |
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extern char *bcmstrstr(char *haystack, char *needle); |
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extern uint8 crc8(uint8 *p, uint nbytes, uint8 crc); |
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extern uint16 crc16(uint8 *p, uint nbytes, uint16 crc); |
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extern uint32 crc32(uint8 *p, uint nbytes, uint32 crc); |
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extern bcm_tlv_t *bcm_next_tlv(bcm_tlv_t *elt, int *buflen); |
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extern bcm_tlv_t *bcm_parse_tlvs(void *buf, int buflen, uint key); |
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extern bcm_tlv_t *bcm_parse_ordered_tlvs(void *buf, int buflen, uint key); |
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extern void pktq_init(struct pktq *q, uint maxlen, bool priority); |
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extern bool pktenq(struct pktq *q, void *p, bool lifo); |
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extern void *pktdeq(struct pktq *q); |
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#define bcmlog(fmt, a1, a2) |
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#define bcmdumplog(buf, size) *buf = '\0' |
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#define bcmdumplogent(buf, idx) -1 |
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#endif /* _bcmutils_h_ */ |
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@ -1,199 +0,0 @@ |
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/*
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* Shell-like utility functions |
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* |
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* Copyright 2004, Broadcom Corporation |
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* All Rights Reserved. |
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*
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* THIS SOFTWARE IS OFFERED "AS IS", AND BROADCOM GRANTS NO WARRANTIES OF ANY |
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* KIND, EXPRESS OR IMPLIED, BY STATUTE, COMMUNICATION OR OTHERWISE. BROADCOM |
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* SPECIFICALLY DISCLAIMS ANY IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS |
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* FOR A SPECIFIC PURPOSE OR NONINFRINGEMENT CONCERNING THIS SOFTWARE. |
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* |
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*/ |
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#ifndef _shutils_h_ |
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#define _shutils_h_ |
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#include <string.h> |
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/*
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* Reads file and returns contents |
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* @param fd file descriptor |
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* @return contents of file or NULL if an error occurred |
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*/ |
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extern char * fd2str(int fd); |
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|
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/*
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* Reads file and returns contents |
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* @param path path to file |
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* @return contents of file or NULL if an error occurred |
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*/ |
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extern char * file2str(const char *path); |
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/*
|
||||
* Waits for a file descriptor to become available for reading or unblocked signal |
||||
* @param fd file descriptor |
||||
* @param timeout seconds to wait before timing out or 0 for no timeout |
||||
* @return 1 if descriptor changed status or 0 if timed out or -1 on error |
||||
*/ |
||||
extern int waitfor(int fd, int timeout); |
||||
|
||||
/*
|
||||
* Concatenates NULL-terminated list of arguments into a single |
||||
* commmand and executes it |
||||
* @param argv argument list |
||||
* @param path NULL, ">output", or ">>output" |
||||
* @param timeout seconds to wait before timing out or 0 for no timeout |
||||
* @param ppid NULL to wait for child termination or pointer to pid |
||||
* @return return value of executed command or errno |
||||
*/ |
||||
extern int _eval(char *const argv[], char *path, int timeout, pid_t *ppid); |
||||
|
||||
/*
|
||||
* Concatenates NULL-terminated list of arguments into a single |
||||
* commmand and executes it |
||||
* @param argv argument list |
||||
* @return stdout of executed command or NULL if an error occurred |
||||
*/ |
||||
extern char * _backtick(char *const argv[]); |
||||
|
||||
/*
|
||||
* Kills process whose PID is stored in plaintext in pidfile |
||||
* @param pidfile PID file |
||||
* @return 0 on success and errno on failure |
||||
*/ |
||||
extern int kill_pidfile(char *pidfile); |
||||
|
||||
/*
|
||||
* fread() with automatic retry on syscall interrupt |
||||
* @param ptr location to store to |
||||
* @param size size of each element of data |
||||
* @param nmemb number of elements |
||||
* @param stream file stream |
||||
* @return number of items successfully read |
||||
*/ |
||||
extern int safe_fread(void *ptr, size_t size, size_t nmemb, FILE *stream); |
||||
|
||||
/*
|
||||
* fwrite() with automatic retry on syscall interrupt |
||||
* @param ptr location to read from |
||||
* @param size size of each element of data |
||||
* @param nmemb number of elements |
||||
* @param stream file stream |
||||
* @return number of items successfully written |
||||
*/ |
||||
extern int safe_fwrite(const void *ptr, size_t size, size_t nmemb, FILE *stream); |
||||
|
||||
/*
|
||||
* Convert Ethernet address string representation to binary data |
||||
* @param a string in xx:xx:xx:xx:xx:xx notation |
||||
* @param e binary data |
||||
* @return TRUE if conversion was successful and FALSE otherwise |
||||
*/ |
||||
extern int ether_atoe(const char *a, unsigned char *e); |
||||
|
||||
/*
|
||||
* Convert Ethernet address binary data to string representation |
||||
* @param e binary data |
||||
* @param a string in xx:xx:xx:xx:xx:xx notation |
||||
* @return a |
||||
*/ |
||||
extern char * ether_etoa(const unsigned char *e, char *a); |
||||
|
||||
/*
|
||||
* Concatenate two strings together into a caller supplied buffer |
||||
* @param s1 first string |
||||
* @param s2 second string |
||||
* @param buf buffer large enough to hold both strings |
||||
* @return buf |
||||
*/ |
||||
static inline char * strcat_r(const char *s1, const char *s2, char *buf) |
||||
{ |
||||
strcpy(buf, s1); |
||||
strcat(buf, s2); |
||||
return buf; |
||||
}
|
||||
|
||||
/* Check for a blank character; that is, a space or a tab */ |
||||
#define isblank(c) ((c) == ' ' || (c) == '\t') |
||||
|
||||
/* Strip trailing CR/NL from string <s> */ |
||||
#define chomp(s) ({ \ |
||||
char *c = (s) + strlen((s)) - 1; \
|
||||
while ((c > (s)) && (*c == '\n' || *c == '\r' || *c == ' ')) \
|
||||
*c-- = '\0'; \
|
||||
s; \
|
||||
}) |
||||
|
||||
/* Simple version of _backtick() */ |
||||
#define backtick(cmd, args...) ({ \ |
||||
char *argv[] = { cmd, ## args, NULL }; \
|
||||
_backtick(argv); \
|
||||
}) |
||||
|
||||
/* Simple version of _eval() (no timeout and wait for child termination) */ |
||||
#define eval(cmd, args...) ({ \ |
||||
char *argv[] = { cmd, ## args, NULL }; \
|
||||
_eval(argv, ">/dev/console", 0, NULL); \
|
||||
}) |
||||
|
||||
/* Copy each token in wordlist delimited by space into word */ |
||||
#define foreach(word, wordlist, next) \ |
||||
for (next = &wordlist[strspn(wordlist, " ")], \
|
||||
strncpy(word, next, sizeof(word)), \
|
||||
word[strcspn(word, " ")] = '\0', \
|
||||
word[sizeof(word) - 1] = '\0', \
|
||||
next = strchr(next, ' '); \
|
||||
strlen(word); \
|
||||
next = next ? &next[strspn(next, " ")] : "", \
|
||||
strncpy(word, next, sizeof(word)), \
|
||||
word[strcspn(word, " ")] = '\0', \
|
||||
word[sizeof(word) - 1] = '\0', \
|
||||
next = strchr(next, ' ')) |
||||
|
||||
/* Return NUL instead of NULL if undefined */ |
||||
#define safe_getenv(s) (getenv(s) ? : "") |
||||
|
||||
/* Print directly to the console */ |
||||
#define cprintf(fmt, args...) do { \ |
||||
FILE *fp = fopen("/dev/console", "w"); \
|
||||
if (fp) { \
|
||||
fprintf(fp, fmt, ## args); \
|
||||
fclose(fp); \
|
||||
} \
|
||||
} while (0) |
||||
|
||||
/* Debug print */ |
||||
#ifdef DEBUG |
||||
#define dprintf(fmt, args...) cprintf("%s: " fmt, __FUNCTION__, ## args) |
||||
#else |
||||
#define dprintf(fmt, args...) |
||||
#endif |
||||
|
||||
#ifdef vxworks |
||||
|
||||
#include <inetLib.h> |
||||
#define inet_aton(a, n) ((inet_aton((a), (n)) == ERROR) ? 0 : 1) |
||||
#define inet_ntoa(n) ({ char a[INET_ADDR_LEN]; inet_ntoa_b ((n), a); a; }) |
||||
|
||||
#include <typedefs.h> |
||||
#include <bcmutils.h> |
||||
#define ether_atoe(a, e) bcm_ether_atoe((a), (e)) |
||||
#define ether_etoa(e, a) bcm_ether_ntoa((e), (a)) |
||||
|
||||
/* These declarations are not available where you would expect them */ |
||||
extern int vsnprintf (char *, size_t, const char *, va_list); |
||||
extern int snprintf(char *str, size_t count, const char *fmt, ...); |
||||
extern char *strdup(const char *); |
||||
extern char *strsep(char **stringp, char *delim); |
||||
extern int strcasecmp(const char *s1, const char *s2);
|
||||
extern int strncasecmp(const char *s1, const char *s2, size_t n);
|
||||
|
||||
/* Neither are socket() and connect() */ |
||||
#include <sockLib.h> |
||||
|
||||
#ifdef DEBUG |
||||
#undef dprintf |
||||
#define dprintf printf |
||||
#endif |
||||
#endif |
||||
|
||||
#endif /* _shutils_h_ */ |
||||
@ -1,294 +0,0 @@ |
||||
/*
|
||||
* 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.
|
||||
*/ |
||||
|
||||
#ifndef _TYPEDEFS_H_ |
||||
#define _TYPEDEFS_H_ |
||||
|
||||
|
||||
/* Define 'SITE_TYPEDEFS' in the compile to include a site specific
|
||||
* typedef file "site_typedefs.h". |
||||
* |
||||
* If 'SITE_TYPEDEFS' is not defined, then the "Inferred Typedefs" |
||||
* section of this file makes inferences about the compile environment |
||||
* based on defined symbols and possibly compiler pragmas. |
||||
* |
||||
* Following these two sections is the "Default Typedefs" |
||||
* section. This section is only prcessed if 'USE_TYPEDEF_DEFAULTS' is |
||||
* defined. This section has a default set of typedefs and a few |
||||
* proprocessor symbols (TRUE, FALSE, NULL, ...). |
||||
*/ |
||||
|
||||
#ifdef SITE_TYPEDEFS |
||||
|
||||
/*******************************************************************************
|
||||
* Site Specific Typedefs |
||||
*******************************************************************************/ |
||||
|
||||
#include "site_typedefs.h" |
||||
|
||||
#else |
||||
|
||||
/*******************************************************************************
|
||||
* Inferred Typedefs |
||||
*******************************************************************************/ |
||||
|
||||
/* Infer the compile environment based on preprocessor symbols and pramas.
|
||||
* Override type definitions as needed, and include configuration dependent |
||||
* header files to define types. |
||||
*/ |
||||
|
||||
#ifdef __cplusplus |
||||
|
||||
#define TYPEDEF_BOOL |
||||
#ifndef FALSE |
||||
#define FALSE false |
||||
#endif |
||||
#ifndef TRUE |
||||
#define TRUE true |
||||
#endif |
||||
|
||||
#else /* ! __cplusplus */ |
||||
|
||||
/* for Windows build, define bool as a uchar instead of the default int */ |
||||
#if defined(_WIN32) |
||||
|
||||
#define TYPEDEF_BOOL |
||||
typedef unsigned char bool; |
||||
|
||||
#endif /* _WIN32 */ |
||||
|
||||
#endif /* ! __cplusplus */ |
||||
|
||||
#ifdef _MSC_VER /* Microsoft C */ |
||||
#define TYPEDEF_INT64 |
||||
#define TYPEDEF_UINT64 |
||||
typedef signed __int64 int64; |
||||
typedef unsigned __int64 uint64; |
||||
#endif |
||||
|
||||
#if defined(MACOSX) && defined(KERNEL) |
||||
#define TYPEDEF_BOOL |
||||
#endif |
||||
|
||||
|
||||
#if defined(linux) |
||||
#define TYPEDEF_UINT |
||||
#define TYPEDEF_USHORT |
||||
#define TYPEDEF_ULONG |
||||
#endif |
||||
|
||||
#if !defined(linux) && !defined(_WIN32) && !defined(PMON) && !defined(_CFE_) |
||||
#define TYPEDEF_UINT |
||||
#define TYPEDEF_USHORT |
||||
#endif |
||||
|
||||
|
||||
/* Do not support the (u)int64 types with strict ansi for GNU C */ |
||||
#if defined(__GNUC__) && defined(__STRICT_ANSI__) |
||||
#define TYPEDEF_INT64 |
||||
#define TYPEDEF_UINT64 |
||||
#endif |
||||
|
||||
/* ICL accepts unsigned 64 bit type only, and complains in ANSI mode
|
||||
* for singned or unsigned */ |
||||
#if defined(__ICL) |
||||
|
||||
#define TYPEDEF_INT64 |
||||
|
||||
#if defined(__STDC__) |
||||
#define TYPEDEF_UINT64 |
||||
#endif |
||||
|
||||
#endif /* __ICL */ |
||||
|
||||
|
||||
#if !defined(_WIN32) && !defined(PMON) && !defined(_CFE_) |
||||
|
||||
/* pick up ushort & uint from standard types.h */ |
||||
#if defined(linux) && defined(__KERNEL__) |
||||
|
||||
#include <linux/types.h> /* sys/types.h and linux/types.h are oil and water */ |
||||
|
||||
#else |
||||
|
||||
#include <sys/types.h> |
||||
|
||||
#endif |
||||
|
||||
#endif /* !_WIN32 && !PMON && !_CFE_ */ |
||||
|
||||
#if defined(MACOSX) && defined(KERNEL) |
||||
#include <IOKit/IOTypes.h> |
||||
#endif |
||||
|
||||
|
||||
/* use the default typedefs in the next section of this file */ |
||||
#define USE_TYPEDEF_DEFAULTS |
||||
|
||||
#endif /* SITE_TYPEDEFS */ |
||||
|
||||
|
||||
/*******************************************************************************
|
||||
* Default Typedefs |
||||
*******************************************************************************/ |
||||
|
||||
#ifdef USE_TYPEDEF_DEFAULTS |
||||
#undef USE_TYPEDEF_DEFAULTS |
||||
|
||||
#ifndef TYPEDEF_BOOL |
||||
typedef int bool; |
||||
#endif |
||||
|
||||
/*----------------------- define uchar, ushort, uint, ulong ----------------*/ |
||||
|
||||
#ifndef TYPEDEF_UCHAR |
||||
typedef unsigned char uchar; |
||||
#endif |
||||
|
||||
#ifndef TYPEDEF_USHORT |
||||
typedef unsigned short ushort; |
||||
#endif |
||||
|
||||
#ifndef TYPEDEF_UINT |
||||
typedef unsigned int uint; |
||||
#endif |
||||
|
||||
#ifndef TYPEDEF_ULONG |
||||
typedef unsigned long ulong; |
||||
#endif |
||||
|
||||
/*----------------------- define [u]int8/16/32/64 --------------------------*/ |
||||
|
||||
#ifndef TYPEDEF_UINT8 |
||||
typedef unsigned char uint8; |
||||
#endif |
||||
|
||||
#ifndef TYPEDEF_UINT16 |
||||
typedef unsigned short uint16; |
||||
#endif |
||||
|
||||
#ifndef TYPEDEF_UINT32 |
||||
typedef unsigned int uint32; |
||||
#endif |
||||
|
||||
#ifndef TYPEDEF_UINT64 |
||||
typedef unsigned long long uint64; |
||||
#endif |
||||
|
||||
#ifndef TYPEDEF_INT8 |
||||
typedef signed char int8; |
||||
#endif |
||||
|
||||
#ifndef TYPEDEF_INT16 |
||||
typedef signed short int16; |
||||
#endif |
||||
|
||||
#ifndef TYPEDEF_INT32 |
||||
typedef signed int int32; |
||||
#endif |
||||
|
||||
#ifndef TYPEDEF_INT64 |
||||
typedef signed long long int64; |
||||
#endif |
||||
|
||||
/*----------------------- define float32/64, float_t -----------------------*/ |
||||
|
||||
#ifndef TYPEDEF_FLOAT32 |
||||
typedef float float32; |
||||
#endif |
||||
|
||||
#ifndef TYPEDEF_FLOAT64 |
||||
typedef double float64; |
||||
#endif |
||||
|
||||
/*
|
||||
* abstracted floating point type allows for compile time selection of |
||||
* single or double precision arithmetic. Compiling with -DFLOAT32 |
||||
* selects single precision; the default is double precision. |
||||
*/ |
||||
|
||||
#ifndef TYPEDEF_FLOAT_T |
||||
|
||||
#if defined(FLOAT32) |
||||
typedef float32 float_t; |
||||
#else /* default to double precision floating point */ |
||||
typedef float64 float_t; |
||||
#endif |
||||
|
||||
#endif /* TYPEDEF_FLOAT_T */ |
||||
|
||||
/*----------------------- define macro values -----------------------------*/ |
||||
|
||||
#ifndef FALSE |
||||
#define FALSE 0 |
||||
#endif |
||||
|
||||
#ifndef TRUE |
||||
#define TRUE 1 |
||||
#endif |
||||
|
||||
#ifndef NULL |
||||
#define NULL 0 |
||||
#endif |
||||
|
||||
#ifndef OFF |
||||
#define OFF 0 |
||||
#endif |
||||
|
||||
#ifndef ON |
||||
#define ON 1 |
||||
#endif |
||||
|
||||
/*----------------------- define PTRSZ, INLINE ----------------------------*/ |
||||
|
||||
#ifndef PTRSZ |
||||
#define PTRSZ sizeof (char*) |
||||
#endif |
||||
|
||||
#ifndef INLINE |
||||
|
||||
#ifdef _MSC_VER |
||||
|
||||
#define INLINE __inline |
||||
|
||||
#elif __GNUC__ |
||||
|
||||
#define INLINE __inline__ |
||||
|
||||
#else |
||||
|
||||
#define INLINE |
||||
|
||||
#endif /* _MSC_VER */ |
||||
|
||||
#endif /* INLINE */ |
||||
|
||||
#undef TYPEDEF_BOOL |
||||
#undef TYPEDEF_UCHAR |
||||
#undef TYPEDEF_USHORT |
||||
#undef TYPEDEF_UINT |
||||
#undef TYPEDEF_ULONG |
||||
#undef TYPEDEF_UINT8 |
||||
#undef TYPEDEF_UINT16 |
||||
#undef TYPEDEF_UINT32 |
||||
#undef TYPEDEF_UINT64 |
||||
#undef TYPEDEF_INT8 |
||||
#undef TYPEDEF_INT16 |
||||
#undef TYPEDEF_INT32 |
||||
#undef TYPEDEF_INT64 |
||||
#undef TYPEDEF_FLOAT32 |
||||
#undef TYPEDEF_FLOAT64 |
||||
#undef TYPEDEF_FLOAT_T |
||||
|
||||
#define ETHER_ADDR_LEN 6 |
||||
|
||||
#endif /* USE_TYPEDEF_DEFAULTS */ |
||||
|
||||
#endif /* _TYPEDEFS_H_ */ |
||||
@ -1,81 +0,0 @@ |
||||
/*
|
||||
* Broadcom wireless network adapter utility functions |
||||
* |
||||
* 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. |
||||
* |
||||
*/ |
||||
|
||||
#ifndef _wlutils_h_ |
||||
#define _wlutils_h_ |
||||
|
||||
#include <typedefs.h> |
||||
|
||||
/* check this magic number */ |
||||
#define WLC_IOCTL_MAGIC 0x14e46c77 |
||||
|
||||
/* maximum length buffer required */ |
||||
#define WLC_IOCTL_SMLEN 256 |
||||
|
||||
#define WLC_IOCTL_VERSION 1 |
||||
|
||||
#define WLC_GET_MAGIC 0 |
||||
#define WLC_GET_VERSION 1 |
||||
#define WLC_GET_VAR 262 /* get value of named variable */ |
||||
#define WLC_SET_VAR 263 /* set named variable to value */ |
||||
|
||||
/* Linux network driver ioctl encoding */ |
||||
typedef struct wl_ioctl { |
||||
uint cmd; /* common ioctl definition */ |
||||
void *buf; /* pointer to user buffer */ |
||||
uint len; /* length of user buffer */ |
||||
bool set; /* get or set request (optional) */ |
||||
uint used; /* bytes read or written (optional) */ |
||||
uint needed; /* bytes needed (optional) */ |
||||
} wl_ioctl_t; |
||||
|
||||
|
||||
/*
|
||||
* Pass a wlioctl request to the specified interface. |
||||
* @param name interface name |
||||
* @param cmd WLC_GET_MAGIC <= cmd < WLC_LAST |
||||
* @param buf buffer for passing in and/or receiving data |
||||
* @param len length of buf |
||||
* @return >= 0 if successful or < 0 otherwise |
||||
*/ |
||||
extern int wl_ioctl(char *name, int cmd, void *buf, int len); |
||||
|
||||
/*
|
||||
* Get the MAC (hardware) address of the specified interface. |
||||
* @param name interface name |
||||
* @param hwaddr 6-byte buffer for receiving address |
||||
* @return >= 0 if successful or < 0 otherwise |
||||
*/ |
||||
extern int wl_hwaddr(char *name, unsigned char *hwaddr); |
||||
|
||||
/*
|
||||
* Probe the specified interface. |
||||
* @param name interface name |
||||
* @return >= 0 if a Broadcom wireless device or < 0 otherwise |
||||
*/ |
||||
extern int wl_probe(char *name); |
||||
|
||||
/*
|
||||
* Set/Get named variable. |
||||
* @param name interface name |
||||
* @param var variable name |
||||
* @param val variable value/buffer |
||||
* @param len variable value/buffer length |
||||
* @return success == 0, failure != 0 |
||||
*/ |
||||
extern int wl_set_val(char *name, char *var, void *val, int len); |
||||
extern int wl_get_val(char *name, char *var, void *val, int len); |
||||
extern int wl_set_int(char *name, char *var, int val); |
||||
extern int wl_get_int(char *name, char *var, int *val); |
||||
|
||||
#endif /* _wlutils_h_ */ |
||||
@ -1,87 +0,0 @@ |
||||
/*
|
||||
* Frontend command-line utility for Linux NVRAM layer |
||||
* |
||||
* 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 <string.h> |
||||
|
||||
#include <typedefs.h> |
||||
#include <bcmnvram.h> |
||||
|
||||
static void |
||||
usage(void) |
||||
{ |
||||
fprintf(stderr, "usage: nvram [get name] [set name=value] [unset name] [commit] [show]\n"); |
||||
exit(0); |
||||
} |
||||
|
||||
/* hack for some PMON default nvram values which have '\r' appended */ |
||||
void |
||||
puts_trim_cr(char *str) |
||||
{ |
||||
int len= strlen(str); |
||||
if (len && (str[len-1] == '\r')) len--; |
||||
printf("%.*s\n", len, str); |
||||
} |
||||
|
||||
/* NVRAM utility */ |
||||
int |
||||
main(int argc, char **argv) |
||||
{ |
||||
char *name, *value, buf[NVRAM_SPACE]; |
||||
int size; |
||||
|
||||
/* Skip program name */ |
||||
--argc; |
||||
++argv; |
||||
|
||||
if (!*argv)
|
||||
usage(); |
||||
|
||||
/* Process the remaining arguments. */ |
||||
for (; *argv; argv++) { |
||||
if (!strncmp(*argv, "get", 3)) { |
||||
if (*++argv) { |
||||
if ((value = nvram_get(*argv))) { |
||||
puts_trim_cr(value); |
||||
} |
||||
} |
||||
} |
||||
else if (!strncmp(*argv, "set", 3)) { |
||||
if (*++argv) { |
||||
strncpy(value = buf, *argv, sizeof(buf)); |
||||
name = strsep(&value, "="); |
||||
nvram_set(name, value); |
||||
} |
||||
} |
||||
else if (!strncmp(*argv, "unset", 5)) { |
||||
if (*++argv) |
||||
nvram_unset(*argv); |
||||
} |
||||
else if (!strncmp(*argv, "commit", 5)) { |
||||
nvram_commit(); |
||||
} |
||||
else if (!strncmp(*argv, "show", 4) || |
||||
!strncmp(*argv, "getall", 6)) { |
||||
nvram_getall(buf, sizeof(buf)); |
||||
for (name = buf; *name; name += strlen(name) + 1) |
||||
puts_trim_cr(name); |
||||
size = sizeof(struct nvram_header) + (int) name - (int) buf; |
||||
fprintf(stderr, "size: %d bytes (%d left)\n", size, NVRAM_SPACE - size); |
||||
} |
||||
if (!*argv) |
||||
break; |
||||
} |
||||
|
||||
return 0; |
||||
}
|
||||
@ -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; |
||||
} |
||||
Loading…
Reference in new issue