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fa96b2b24d0a79ab7417d0afc2f4e01a80a5b620
wlan-ap/patches/0072-add-sonicfi-rap630w-211g.patch
CybertanYingWei 06b8b32623 mediatek: add sonicfi rap630w 211g 
Signed-off-by: CybertanYingWei <Yingwei.Huang@cybertan.com.tw>
2024-08-15 07:20:30 +02:00

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From eea2581a6ab99f62ce12137cc69e317d8de67215 Mon Sep 17 00:00:00 2001
From: Your Name <you@example.com>
Date: Wed, 7 Aug 2024 15:52:58 +0800
Subject: [PATCH] add sonicfi rap630w 211g
Signed-off-by: Your Name <you@example.com>
---
include/image-commands.mk | 27 ++
package/base-files/files/lib/upgrade/stage2 | 2 +-
scripts/mkits_sonicfi_rap630w_211g.sh | 237 ++++++++++++++++
tools/Makefile | 1 +
tools/crc32sum/Makefile | 23 ++
tools/crc32sum/src/Makefile | 18 ++
tools/crc32sum/src/crc32sum.c | 282 ++++++++++++++++++++
7 files changed, 589 insertions(+), 1 deletion(-)
create mode 100755 scripts/mkits_sonicfi_rap630w_211g.sh
create mode 100644 tools/crc32sum/Makefile
create mode 100644 tools/crc32sum/src/Makefile
create mode 100644 tools/crc32sum/src/crc32sum.c
diff --git a/include/image-commands.mk b/include/image-commands.mk
index dc6ee6e7c1..0013eeb540 100644
--- a/include/image-commands.mk
+++ b/include/image-commands.mk
@@ -291,6 +291,32 @@ define Build/initrd_compression
$(if $(CONFIG_TARGET_INITRAMFS_COMPRESSION_ZSTD),.zstd)
endef
+ifeq ($(CONFIG_TARGET_mediatek_mt7981_DEVICE_sonicfi_rap630w_211g),y)
+define Build/fit
+ $(TOPDIR)/scripts/mkits_sonicfi_rap630w_211g.sh \
+ -D $(DEVICE_NAME) -o $@.its -k $@ \
+ -C $(word 1,$(1)) \
+ $(if $(word 2,$(1)),\
+ $(if $(findstring 11,$(if $(DEVICE_DTS_OVERLAY),1)$(if $(findstring $(KERNEL_BUILD_DIR)/image-,$(word 2,$(1))),,1)), \
+ -d $(KERNEL_BUILD_DIR)/image-$$(basename $(word 2,$(1))), \
+ -d $(word 2,$(1)))) \
+ $(if $(findstring with-rootfs,$(word 3,$(1))),-r $(IMAGE_ROOTFS)) \
+ $(if $(findstring with-initrd,$(word 3,$(1))), \
+ $(if $(CONFIG_TARGET_ROOTFS_INITRAMFS_SEPARATE), \
+ -i $(KERNEL_BUILD_DIR)/initrd.cpio$(strip $(call Build/initrd_compression)))) \
+ -a $(KERNEL_LOADADDR) -e $(if $(KERNEL_ENTRY),$(KERNEL_ENTRY),$(KERNEL_LOADADDR)) \
+ $(if $(DEVICE_FDT_NUM),-n $(DEVICE_FDT_NUM)) \
+ $(if $(DEVICE_DTS_DELIMITER),-l $(DEVICE_DTS_DELIMITER)) \
+ $(if $(DEVICE_DTS_LOADADDR),-s $(DEVICE_DTS_LOADADDR)) \
+ $(if $(DEVICE_DTS_OVERLAY),$(foreach dtso,$(DEVICE_DTS_OVERLAY), -O $(dtso):$(KERNEL_BUILD_DIR)/image-$(dtso).dtbo)) \
+ -c $(if $(DEVICE_DTS_CONFIG),$(DEVICE_DTS_CONFIG),"config-1") \
+ -A $(LINUX_KARCH) -v $(LINUX_VERSION) \
+ $(if $(CONFIG_TARGET_ROOTFS_SQUASHFS),-r $(ROOTFS/squashfs/$(DEVICE_NAME)))
+ PATH=$(LINUX_DIR)/scripts/dtc:$(PATH) mkimage $(if $(findstring external,$(word 3,$(1))),\
+ -E -B 0x1000 $(if $(findstring static,$(word 3,$(1))),-p 0x1000)) -f $@.its $@.new
+ @mv $@.new $@
+endef
+else
define Build/fit
$(TOPDIR)/scripts/mkits.sh \
-D $(DEVICE_NAME) -o $@.its -k $@ \
@@ -314,6 +340,7 @@ define Build/fit
-E -B 0x1000 $(if $(findstring static,$(word 3,$(1))),-p 0x1000)) -f $@.its $@.new
@mv $@.new $@
endef
+endif
define Build/libdeflate-gzip
$(STAGING_DIR_HOST)/bin/libdeflate-gzip -f -12 -c $@ $(1) > $@.new
diff --git a/package/base-files/files/lib/upgrade/stage2 b/package/base-files/files/lib/upgrade/stage2
index 5ce0b3549c..2f1cb45b6e 100755
--- a/package/base-files/files/lib/upgrade/stage2
+++ b/package/base-files/files/lib/upgrade/stage2
@@ -11,7 +11,7 @@ export VERBOSE=1
export CONFFILES=/tmp/sysupgrade.conffiles
RAMFS_COPY_BIN= # extra programs for temporary ramfs root
-RAMFS_COPY_DATA= # extra data files
+RAMFS_COPY_DATA="/lib/upgrade/sonicfi/*.sh" # extra data files
include /lib/upgrade
diff --git a/scripts/mkits_sonicfi_rap630w_211g.sh b/scripts/mkits_sonicfi_rap630w_211g.sh
new file mode 100755
index 0000000000..35f2d00767
--- /dev/null
+++ b/scripts/mkits_sonicfi_rap630w_211g.sh
@@ -0,0 +1,237 @@
+#!/bin/sh
+#
+# Licensed under the terms of the GNU GPL License version 2 or later.
+#
+# Author: Peter Tyser <ptyser@xes-inc.com>
+#
+# U-Boot firmware supports the booting of images in the Flattened Image
+# Tree (FIT) format. The FIT format uses a device tree structure to
+# describe a kernel image, device tree blob, ramdisk, etc. This script
+# creates an Image Tree Source (.its file) which can be passed to the
+# 'mkimage' utility to generate an Image Tree Blob (.itb file). The .itb
+# file can then be booted by U-Boot (or other bootloaders which support
+# FIT images). See doc/uImage.FIT/howto.txt in U-Boot source code for
+# additional information on FIT images.
+#
+
+usage() {
+ printf "Usage: %s -A arch -C comp -a addr -e entry" "$(basename "$0")"
+ printf " -v version -k kernel [-D name -n address -d dtb] -o its_file"
+
+ printf "\n\t-A ==> set architecture to 'arch'"
+ printf "\n\t-C ==> set compression type 'comp'"
+ printf "\n\t-c ==> set config name 'config'"
+ printf "\n\t-a ==> set load address to 'addr' (hex)"
+ printf "\n\t-e ==> set entry point to 'entry' (hex)"
+ printf "\n\t-f ==> set device tree compatible string"
+ printf "\n\t-i ==> include initrd Blob 'initrd'"
+ printf "\n\t-v ==> set kernel version to 'version'"
+ printf "\n\t-k ==> include kernel image 'kernel'"
+ printf "\n\t-D ==> human friendly Device Tree Blob 'name'"
+ printf "\n\t-n ==> fdt unit-address 'address'"
+ printf "\n\t-d ==> include Device Tree Blob 'dtb'"
+ printf "\n\t-r ==> include RootFS blob 'rootfs'"
+ printf "\n\t-H ==> specify hash algo instead of SHA1"
+ printf "\n\t-l ==> legacy mode character (@ etc otherwise -)"
+ printf "\n\t-o ==> create output file 'its_file'"
+ printf "\n\t-O ==> create config with dt overlay 'name:dtb'"
+ printf "\n\t-s ==> set FDT load address to 'addr' (hex)"
+ printf "\n\t\t(can be specified more than once)\n"
+ exit 1
+}
+
+REFERENCE_CHAR='-'
+FDTNUM=1
+ROOTFSNUM=1
+INITRDNUM=1
+HASH=sha1
+LOADABLES=
+DTOVERLAY=
+DTADDR=
+
+while getopts ":A:a:c:C:D:d:e:f:i:k:l:n:o:O:v:r:s:H:" OPTION
+do
+ case $OPTION in
+ A ) ARCH=$OPTARG;;
+ a ) LOAD_ADDR=$OPTARG;;
+ c ) CONFIG=$OPTARG;;
+ C ) COMPRESS=$OPTARG;;
+ D ) DEVICE=$OPTARG;;
+ d ) DTB=$OPTARG;;
+ e ) ENTRY_ADDR=$OPTARG;;
+ f ) COMPATIBLE=$OPTARG;;
+ i ) INITRD=$OPTARG;;
+ k ) KERNEL=$OPTARG;;
+ l ) REFERENCE_CHAR=$OPTARG;;
+ n ) FDTNUM=$OPTARG;;
+ o ) OUTPUT=$OPTARG;;
+ O ) DTOVERLAY="$DTOVERLAY ${OPTARG}";;
+ r ) ROOTFS=$OPTARG;;
+ s ) FDTADDR=$OPTARG;;
+ H ) HASH=$OPTARG;;
+ v ) VERSION=$OPTARG;;
+ * ) echo "Invalid option passed to '$0' (options:$*)"
+ usage;;
+ esac
+done
+
+# Make sure user entered all required parameters
+if [ -z "${ARCH}" ] || [ -z "${COMPRESS}" ] || [ -z "${LOAD_ADDR}" ] || \
+ [ -z "${ENTRY_ADDR}" ] || [ -z "${VERSION}" ] || [ -z "${KERNEL}" ] || \
+ [ -z "${OUTPUT}" ] || [ -z "${CONFIG}" ]; then
+ usage
+fi
+
+ARCH_UPPER=$(echo "$ARCH" | tr '[:lower:]' '[:upper:]')
+
+if [ -n "${COMPATIBLE}" ]; then
+ COMPATIBLE_PROP="compatible = \"${COMPATIBLE}\";"
+fi
+
+[ "$FDTADDR" ] && {
+ DTADDR="$FDTADDR"
+}
+
+# Conditionally create fdt information
+if [ -n "${DTB}" ]; then
+ FDT_NODE="
+ fdt${REFERENCE_CHAR}$FDTNUM {
+ description = \"${ARCH_UPPER} OpenWrt ${DEVICE} device tree blob\";
+ ${COMPATIBLE_PROP}
+ data = /incbin/(\"${DTB}\");
+ type = \"flat_dt\";
+ ${DTADDR:+load = <${DTADDR}>;}
+ arch = \"${ARCH}\";
+ compression = \"none\";
+ hash${REFERENCE_CHAR}1 {
+ algo = \"crc32\";
+ };
+ hash${REFERENCE_CHAR}2 {
+ algo = \"${HASH}\";
+ };
+ };
+"
+ FDT_PROP="fdt = \"fdt${REFERENCE_CHAR}$FDTNUM\";"
+fi
+
+if [ -n "${INITRD}" ]; then
+ INITRD_NODE="
+ initrd${REFERENCE_CHAR}$INITRDNUM {
+ description = \"${ARCH_UPPER} OpenWrt ${DEVICE} initrd\";
+ ${COMPATIBLE_PROP}
+ data = /incbin/(\"${INITRD}\");
+ type = \"ramdisk\";
+ arch = \"${ARCH}\";
+ os = \"linux\";
+ hash${REFERENCE_CHAR}1 {
+ algo = \"crc32\";
+ };
+ hash${REFERENCE_CHAR}2 {
+ algo = \"${HASH}\";
+ };
+ };
+"
+ INITRD_PROP="ramdisk=\"initrd${REFERENCE_CHAR}${INITRDNUM}\";"
+fi
+
+
+if [ -n "${ROOTFS}" ]; then
+ ROOTFS_SIZE=$(stat -c %s ${ROOTFS})
+ ROOTFS_SHA1=$(sha1sum ${ROOTFS} | awk '{print "<0x"substr($0,1,8) " 0x"substr($0,9,8) " 0x"substr($0,17,8) " 0x"substr($0,25,8) " 0x"substr($0,33,8) ">"}')
+ ROOTFS_CRC32=$(crc32sum ${ROOTFS})
+ ROOTFS_NODE="
+ rootfs {
+ size = <${ROOTFS_SIZE}>;
+ hash-1 {
+ value = <0x${ROOTFS_CRC32}>;
+ algo = \"crc32\";
+ };
+ hash-2 {
+ value = ${ROOTFS_SHA1};
+ algo = \"sha1\";
+ };
+ };
+"
+fi
+
+# add DT overlay blobs
+FDTOVERLAY_NODE=""
+OVCONFIGS=""
+[ "$DTOVERLAY" ] && for overlay in $DTOVERLAY ; do
+ overlay_blob=${overlay##*:}
+ ovname=${overlay%%:*}
+ ovnode="fdt-$ovname"
+ ovsize=$(wc -c "$overlay_blob" | awk '{print $1}')
+ echo "$ovname ($overlay_blob) : $ovsize" >&2
+ FDTOVERLAY_NODE="$FDTOVERLAY_NODE
+
+ $ovnode {
+ description = \"${ARCH_UPPER} OpenWrt ${DEVICE} device tree overlay $ovname\";
+ ${COMPATIBLE_PROP}
+ data = /incbin/(\"${overlay_blob}\");
+ type = \"flat_dt\";
+ arch = \"${ARCH}\";
+ compression = \"none\";
+ hash${REFERENCE_CHAR}1 {
+ algo = \"crc32\";
+ };
+ hash${REFERENCE_CHAR}2 {
+ algo = \"${HASH}\";
+ };
+ };
+"
+ OVCONFIGS="$OVCONFIGS
+
+ $ovname {
+ description = \"OpenWrt ${DEVICE} overlay $ovname\";
+ fdt = \"$ovnode\";
+ ${COMPATIBLE_PROP}
+ };
+ "
+done
+
+# Create a default, fully populated DTS file
+DATA="/dts-v1/;
+
+/ {
+ description = \"${ARCH_UPPER} OpenWrt FIT (Flattened Image Tree)\";
+ #address-cells = <1>;
+
+ images {
+ kernel${REFERENCE_CHAR}1 {
+ description = \"${ARCH_UPPER} OpenWrt Linux-${VERSION}\";
+ data = /incbin/(\"${KERNEL}\");
+ type = \"kernel\";
+ arch = \"${ARCH}\";
+ os = \"linux\";
+ compression = \"${COMPRESS}\";
+ load = <${LOAD_ADDR}>;
+ entry = <${ENTRY_ADDR}>;
+ hash${REFERENCE_CHAR}1 {
+ algo = \"crc32\";
+ };
+ hash${REFERENCE_CHAR}2 {
+ algo = \"$HASH\";
+ };
+ };
+${INITRD_NODE}
+${FDT_NODE}
+${FDTOVERLAY_NODE}
+ };
+${ROOTFS_NODE}
+ configurations {
+ default = \"${CONFIG}\";
+ ${CONFIG} {
+ description = \"OpenWrt ${DEVICE}\";
+ kernel = \"kernel${REFERENCE_CHAR}1\";
+ ${FDT_PROP}
+ ${LOADABLES:+loadables = ${LOADABLES};}
+ ${COMPATIBLE_PROP}
+ ${INITRD_PROP}
+ };
+ ${OVCONFIGS}
+ };
+};"
+
+# Write .its file to disk
+echo "$DATA" > "${OUTPUT}"
diff --git a/tools/Makefile b/tools/Makefile
index 40c3ec1ab0..6c7abaaf9c 100644
--- a/tools/Makefile
+++ b/tools/Makefile
@@ -68,6 +68,7 @@ tools-y += sstrip
tools-y += zip
tools-y += zlib
tools-y += zstd
+tools-y += crc32sum
tools-$(if $(CONFIG_BUILD_ALL_HOST_TOOLS),y) += liblzo
tools-$(if $(CONFIG_BUILD_ALL_HOST_TOOLS)$(BUILD_B43_TOOLS),y) += b43-tools
tools-$(if $(CONFIG_BUILD_ALL_HOST_TOOLS)$(BUILD_BZIP2_TOOLS),y) += bzip2
diff --git a/tools/crc32sum/Makefile b/tools/crc32sum/Makefile
new file mode 100644
index 0000000000..bc13ecf92b
--- /dev/null
+++ b/tools/crc32sum/Makefile
@@ -0,0 +1,23 @@
+#
+# Copyright (C) 2021 MediaTek Inc. All rights reserved.
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+include $(TOPDIR)/rules.mk
+
+PKG_NAME:=crc32sum
+PKG_VERSION:=1.0
+
+include $(INCLUDE_DIR)/host-build.mk
+
+define Host/Prepare
+ mkdir -p $(HOST_BUILD_DIR)
+ $(CP) -a ./src/* $(HOST_BUILD_DIR)/
+endef
+
+define Host/Install
+ $(INSTALL_BIN) $(HOST_BUILD_DIR)/crc32sum $(STAGING_DIR_HOST)/bin/
+endef
+
+$(eval $(call HostBuild))
diff --git a/tools/crc32sum/src/Makefile b/tools/crc32sum/src/Makefile
new file mode 100644
index 0000000000..7428ba2f54
--- /dev/null
+++ b/tools/crc32sum/src/Makefile
@@ -0,0 +1,18 @@
+#
+# Copyright (C) 2021 MediaTek Inc. All rights reserved.
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+
+all: crc32sum
+
+crc32sum: crc32sum.c
+ $(CC) $(CFLAGS) -O2 -ggdb -MD -o $@ $< $(LDFLAGS)
+
+clean:
+ rm -f crc32sum crc32sum.d
+
+.PHONY: clean
+
+-include crc32sum.d
diff --git a/tools/crc32sum/src/crc32sum.c b/tools/crc32sum/src/crc32sum.c
new file mode 100644
index 0000000000..381c7a95a7
--- /dev/null
+++ b/tools/crc32sum/src/crc32sum.c
@@ -0,0 +1,282 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2021 MediaTek Inc. All Rights Reserved.
+ *
+ * Author: Weijie Gao <weijie.gao@mediatek.com>
+ */
+#include <stdio.h>
+#include <stdarg.h>
+#include <stdint.h>
+#include <stdlib.h>
+#include <stdbool.h>
+#include <string.h>
+#include <ctype.h>
+#include <errno.h>
+#include <getopt.h>
+
+#ifdef _WIN32
+#include <io.h>
+#include <fcntl.h>
+#define SET_BINARY_MODE(_f) _setmode(_fileno(_f, O_BINARY)
+#else
+#define SET_BINARY_MODE(_f) ((void)0)
+#endif
+
+#define CRC32_LE_POLY_DEFAULT 0xedb88320
+#define CRC32_BE_POLY_DEFAULT 0x04c11db7
+#define CRC32_TABLE_ITEMS 256
+
+static uint32_t crc32_le_calc(uint32_t crc, const uint8_t *data, size_t length,
+ const uint32_t *crc_table)
+{
+ while (length--)
+ crc = crc_table[(uint8_t)(crc ^ *data++)] ^ (crc >> 8);
+
+ return crc;
+}
+
+static void crc32_le_init(uint32_t *crc_table, uint32_t poly)
+{
+ uint32_t i, j, v;
+
+ for (i = 0; i < CRC32_TABLE_ITEMS; i++) {
+ v = i;
+
+ for (j = 0; j < 8; j++)
+ v = (v >> 1) ^ ((v & 1) ? poly : 0);
+
+ crc_table[i] = v;
+ }
+}
+
+static uint32_t crc32_be_calc(uint32_t crc, const uint8_t *data, size_t length,
+ const uint32_t *crc_table)
+{
+ while (length--)
+ crc = crc_table[(uint8_t)((crc >> 24) ^ *data++)] ^ (crc << 8);
+
+ return crc;
+}
+
+static void crc32_be_init(uint32_t *crc_table, uint32_t poly)
+{
+ uint32_t i, j, v;
+
+ for (i = 0; i < CRC32_TABLE_ITEMS; i++) {
+ v = i << 24;
+
+ for (j = 0; j < 8; j++)
+ v = (v << 1) ^ ((v & (1 << 31)) ? poly : 0);
+
+ crc_table[i] = v;
+ }
+}
+
+struct crc_funcs {
+ uint32_t poly;
+
+ void (*init)(uint32_t *crc_table, uint32_t poly);
+ uint32_t (*calc)(uint32_t crc, const uint8_t *data, size_t length,
+ const uint32_t *crc_table);
+};
+
+static const struct crc_funcs crc32_le = {
+ .poly = CRC32_LE_POLY_DEFAULT,
+ .init = crc32_le_init,
+ .calc = crc32_le_calc,
+};
+
+static const struct crc_funcs crc32_be = {
+ .poly = CRC32_BE_POLY_DEFAULT,
+ .init = crc32_be_init,
+ .calc = crc32_be_calc,
+};
+
+static const struct crc_funcs *crc32_algo = &crc32_le;
+static uint32_t crc32_poly;
+static uint32_t crc32_val;
+static const char *input_file;
+static bool output_decimal;
+static bool no_comp;
+
+static void err(const char *fmt, ...)
+{
+ va_list ap;
+
+ va_start(ap, fmt);
+ fprintf(stderr, "Error: ");
+ vfprintf(stderr, fmt, ap);
+ va_end(ap);
+}
+
+static void usage(FILE *con, const char *progname, int exitcode)
+{
+ const char *prog;
+ size_t len;
+
+ len = strlen(progname);
+ prog = progname + len - 1;
+
+ while (prog > progname) {
+ if (*prog == '\\' || *prog == '/') {
+ prog++;
+ break;
+ }
+
+ prog--;
+ }
+
+ fprintf(con, "CRC32 checksum tool\n");
+ fprintf(con, "\n");
+ fprintf(con, "Usage: %s [options] <input_file>\n", prog);
+ fprintf(con, "\n");
+ fprintf(con, "Options:\n");
+ fprintf(con, "\t-h display help message\n");
+ fprintf(con, "\t-i <val> crc value for incremental calculation\n");
+ fprintf(con, "\t (default is 0)\n");
+ fprintf(con, "\t-p <val> polynomial for calculation\n");
+ fprintf(con, "\t (default is 0x%08x for LE, 0x%08x for BE)\n",
+ crc32_le.poly, crc32_be.poly);
+ fprintf(con, "\t-b use big-endian mode\n");
+ fprintf(con, "\t-n do not use one's complement\n");
+ fprintf(con, "\t-d use decimal output\n");
+ fprintf(con, "\n");
+
+ exit(exitcode);
+}
+
+static int parse_args(int argc, char *argv[])
+{
+ int opt;
+
+ static const char *optstring = "i:p:bndh";
+
+ opterr = 0;
+
+ while ((opt = getopt(argc, argv, optstring)) >= 0) {
+ switch (opt) {
+ case 'i':
+ if (!isxdigit(optarg[0])) {
+ err("Invalid crc value - %s\n", optarg);
+ return -EINVAL;
+ }
+
+ crc32_val = strtoul(optarg, NULL, 0);
+ break;
+
+ case 'p':
+ if (!isxdigit(optarg[0])) {
+ err("Invalid polynomial value - %s\n", optarg);
+ return -EINVAL;
+ }
+
+ crc32_poly = strtoul(optarg, NULL, 0);
+ break;
+
+ case 'b':
+ crc32_algo = &crc32_be;
+ break;
+
+ case 'n':
+ no_comp = true;
+ break;
+
+ case 'd':
+ output_decimal = true;
+ break;
+
+ case 'h':
+ usage(stdout, argv[0], 0);
+ break;
+
+ default:
+ usage(stderr, argv[0], EXIT_FAILURE);
+ }
+ }
+
+ if (!crc32_poly)
+ crc32_poly = crc32_algo->poly;
+
+ if (optind >= argc)
+ input_file = "-";
+ else
+ input_file = argv[optind];
+
+ if (!input_file[0]) {
+ err("Input file must not be empty\n");
+ return -EINVAL;
+ }
+
+ return 0;
+}
+
+static int crc32_calc(void)
+{
+ uint32_t crc_table[CRC32_TABLE_ITEMS];
+ bool using_stdin = false;
+ uint8_t buf[4096];
+ size_t size;
+ int ret, i;
+ FILE *f;
+
+ if (!strcmp(input_file, "-")) {
+ SET_BINARY_MODE(stdin);
+ using_stdin = true;
+ f = stdin;
+ } else {
+ f = fopen(input_file, "rb");
+ }
+
+ if (!f) {
+ err("Failed to open file '%s'\n", input_file);
+ return -EINVAL;
+ }
+
+ crc32_algo->init(crc_table, crc32_poly);
+
+ if (!no_comp)
+ crc32_val ^= 0xffffffff;
+
+ do {
+ size = fread(buf, 1, sizeof(buf), f);
+
+ if (size) {
+ crc32_val = crc32_algo->calc(crc32_val, buf, size,
+ crc_table);
+ }
+
+ if (size < sizeof(buf)) {
+ ret = ferror(f);
+
+ if (!ret && feof(f))
+ break;
+
+ err("Error while reading file: %d\n", ret);
+ break;
+ }
+ } while (true);
+
+ if (!using_stdin)
+ fclose(f);
+
+ if (ret)
+ return ret;
+
+ if (!no_comp)
+ crc32_val ^= 0xffffffff;
+
+ if (output_decimal)
+ printf("%u\n", crc32_val);
+ else
+ printf("%08x\n", crc32_val);
+
+ return 0;
+}
+
+int main(int argc, char *argv[])
+{
+ if (parse_args(argc, argv))
+ return 1;
+
+ return crc32_calc();
+}
--
2.43.2
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