Add new package libplatforminfo

This commit is contained in:
Matthias Schiffer 2015-12-27 12:45:26 +01:00
parent 26203eae4d
commit 358a087ea4
18 changed files with 431 additions and 0 deletions

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include $(TOPDIR)/rules.mk
include $(INCLUDE_DIR)/target.mk
PKG_NAME:=libplatforminfo
PKG_VERSION:=1
CMAKE_INSTALL:=1
PKG_LICENSE:=BSD-2-Clause
PKG_BUILD_DIR := $(KERNEL_BUILD_DIR)/$(PKG_NAME)
include $(INCLUDE_DIR)/package.mk
include $(INCLUDE_DIR)/cmake.mk
define Package/libplatforminfo
SECTION:=libs
CATEGORY:=Libraries
TITLE:=Platform information library
DEPENDS:=@(TARGET_ar71xx_generic||TARGET_ar71xx_nand||TARGET_mpc85xx_generic||TARGET_x86_generic||TARGET_x86_kvm_guest||TARGET_x86_64||TARGET_x86_xen_domu||TARGET_ramips_rt305x||TARGET_brcm2708_bcm2708||TARGET_brcm2708_bcm2709||TARGET_sunxi)
endef
CMAKE_OPTIONS += \
-DCMAKE_BUILD_TYPE:String="MINSIZEREL" \
-DTARGET:STRING="$(BOARD)" \
-DSUBTARGET:STRING="$(SUBTARGET)"
define Build/Prepare
mkdir -p $(PKG_BUILD_DIR)
$(CP) ./src/* $(PKG_BUILD_DIR)/
endef
define Package/libplatforminfo/install
$(INSTALL_DIR) $(1)/usr/lib
$(INSTALL_BIN) $(PKG_INSTALL_DIR)/usr/lib/libplatforminfo.so $(1)/usr/lib/
endef
$(eval $(call BuildPackage,libplatforminfo))

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cmake_minimum_required(VERSION 2.6)
project(LIBPLATFORMINFO C)
set(LIBDIR "lib${LIB_SUFFIX}")
include_directories(${CMAKE_CURRENT_SOURCE_DIR}/include)
set(TARGET "" CACHE STRING "OpenWrt target")
set(SUBTARGET "" CACHE STRING "OpenWrt subtarget")
add_definitions(-DTARGET=${TARGET})
if(SUBTARGET)
set(FULL_TARGET "${TARGET}-${SUBTARGET}")
add_definitions(-DSUBTARGET=${SUBTARGET} -DTARGET_${TARGET}_${SUBTARGET})
else(SUBTARGET)
set(FULL_TARGET "${TARGET}")
add_definitions(-DTARGET_${TARGET})
endif(SUBTARGET)
add_library(platforminfo SHARED
common.c
targets/${FULL_TARGET}.c
)
set_target_properties(platforminfo PROPERTIES
COMPILE_FLAGS "-Wall -std=c99 -D_GNU_SOURCE"
)
install(TARGETS platforminfo
ARCHIVE DESTINATION ${LIBDIR}
LIBRARY DESTINATION ${LIBDIR}
)
install(FILES ${CMAKE_CURRENT_SOURCE_DIR}/include/libplatforminfo.h DESTINATION include)

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/*
Copyright (c) 2015, Matthias Schiffer <mschiffer@universe-factory.net>
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <libplatforminfo.h>
#include <stddef.h>
#define _STRINGIFY(s) #s
#define STRINGIFY(s) _STRINGIFY(s)
const char * platforminfo_get_target(void) {
return STRINGIFY(TARGET);
}
const char * platforminfo_get_subtarget(void) {
#ifdef SUBTARGET
return STRINGIFY(SUBTARGET);
#else
return NULL;
#endif
}

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/*
Copyright (c) 2015, Matthias Schiffer <mschiffer@universe-factory.net>
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#pragma once
#include <ctype.h>
#include <stdbool.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
__attribute__((unused)) static char * read_line(const char *filename) {
FILE *f = fopen(filename, "r");
if (!f)
return NULL;
char *line = NULL;
size_t len = 0;
ssize_t r = getline(&line, &len, f);
fclose(f);
if (r >= 0) {
len = strlen(line);
if (len && line[len-1] == '\n')
line[len-1] = 0;
}
else {
free(line);
line = NULL;
}
return line;
}
__attribute__((unused)) static void sanitize_image_name(char **outp, char *in) {
char *out = malloc(strlen(in) + 1);
*outp = out;
bool dot = false, dash = false;
for (; *in; in++) {
if (*in == '.') {
dot = true;
continue;
}
if (*in != '+' && !isalnum(*in)) {
dash = true;
continue;
}
if (dash)
*out++ = '-';
else if (dot)
*out++ = '.';
dash = false;
dot = false;
*out++ = tolower(*in);
}
*out = 0;
}

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/*
Copyright (c) 2015, Matthias Schiffer <mschiffer@universe-factory.net>
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#ifndef _LIBPLATFORMINFO_H_
#define _LIBPLATFORMINFO_H_
const char * platforminfo_get_target(void);
const char * platforminfo_get_subtarget(void);
const char * platforminfo_get_board_name(void);
const char * platforminfo_get_model(void);
const char * platforminfo_get_image_name(void);
#endif /* _LIBPLATFORMINFO_H_ */

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template/default.c

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template/default.c

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template/default.c

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template/default.c

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template/default.c

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template/default.c

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template/default.c

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/*
Copyright (c) 2015, Matthias Schiffer <mschiffer@universe-factory.net>
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <libplatforminfo.h>
#include "../common.h"
static char * board_name = NULL;
static char * model = NULL;
static char * image_name = NULL;
__attribute__((constructor)) static void init(void) {
board_name = read_line("/tmp/sysinfo/board_name");
model = read_line("/tmp/sysinfo/model");
sanitize_image_name(&image_name, model);
}
__attribute__((destructor)) static void deinit(void) {
free(board_name);
free(model);
free(image_name);
board_name = NULL;
model = NULL;
image_name = NULL;
}
const char * platforminfo_get_board_name(void) {
return board_name;
}
const char * platforminfo_get_model(void) {
return model;
}
const char * platforminfo_get_image_name(void) {
return image_name;
}

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/*
Copyright (c) 2015, Matthias Schiffer <mschiffer@universe-factory.net>
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions are met:
1. Redistributions of source code must retain the above copyright notice,
this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright notice,
this list of conditions and the following disclaimer in the documentation
and/or other materials provided with the distribution.
THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include <libplatforminfo.h>
#include "../common.h"
#define _STRINGIFY(s) #s
#define STRINGIFY(s) _STRINGIFY(s)
static char * model = NULL;
__attribute__((constructor)) static void init(void) {
FILE *f = fopen("/proc/cpuinfo", "r");
if (!f)
return;
char *line = NULL;
size_t len = 0;
while (getline(&line, &len, f) >= 0 && !model) {
if (strncmp(line, "model name", 10))
continue;
bool colon = false;
char *p;
for (p = line + 10; *p; p++) {
if (isblank(*p))
continue;
if (!colon) {
if (*p == ':') {
colon = true;
continue;
}
else {
break;
}
}
size_t len = strlen(p);
if (len && p[len-1] == '\n')
p[len-1] = 0;
model = strdup(p);
break;
}
}
free(line);
fclose(f);
}
__attribute__((destructor)) static void deinit(void) {
free(model);
model = NULL;
}
const char * platforminfo_get_board_name(void) {
return NULL;
}
const char * platforminfo_get_model(void) {
return model;
}
const char * platforminfo_get_image_name(void) {
#if defined(TARGET_x86_generic)
return "x86-generic";
#elif defined(TARGET_x86_kvm_guest)
return "x86-kvm";
#elif defined(TARGET_x86_xen_domu)
return "x86-xen";
#elif defined(TARGET_x86_64)
return "x86-64";
#else
#error Unknown x86 subtarget
#endif
}

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template/x86.c

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template/x86.c

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template/x86.c

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template/x86.c