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https://github.com/projectacrn/acrn-hypervisor.git
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13d50c2296
What acrnprobe really care about is the storage capacity taken up from emmc. This patch checks all the logs' blocks size instead of the file size before collecting new logs. Tracked-On: #1024 Signed-off-by: Liu, Xinwu <xinwu.liu@intel.com> Reviewed-by: Liu, Xiaojing <xiaojing.liu@intel.com> Acked-by: Chen, Gang <gang.c.chen@intel.com>
136 lines
4.1 KiB
C
136 lines
4.1 KiB
C
/*
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* Copyright (C) 2018 Intel Corporation
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* SPDX-License-Identifier: BSD-3-Clause
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*/
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/*
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* Copyright (C) 2018 Intel Corporation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef __FSUTILS_H__
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#define __FSUTILS_H__
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#include <sys/stat.h>
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#include <dirent.h>
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#include <stdio.h>
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#include <errno.h>
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#define MAX(a, b) (((a) > (b)) ? (a) : (b))
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#define MIN(a, b) (((a) > (b)) ? (b) : (a))
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#define KB (1024)
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#define MB (KB * KB)
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#define MAXLINESIZE (PATH_MAX + 128)
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#define CPBUFFERSIZE (4 * KB)
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#define PAGE_SIZE (4 * KB)
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struct mm_file_t {
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char *path;
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int fd;
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char *begin;
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ssize_t size;
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};
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struct ac_filter_data {
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const char *str;
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size_t len;
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};
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static inline int file_exists(const char *filename)
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{
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struct stat info;
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return (stat(filename, &info) == 0);
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}
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static inline int directory_exists(const char *path)
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{
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struct stat info;
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return (stat(path, &info) == 0 && S_ISDIR(info.st_mode));
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}
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static inline ssize_t get_file_size(const char *filepath)
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{
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struct stat info;
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if (filepath == NULL)
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return -ENOENT;
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if (stat(filepath, &info) < 0)
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return -errno;
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return info.st_size;
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}
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static inline ssize_t get_file_blocks_size(const char *filepath)
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{
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struct stat info;
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if (filepath == NULL)
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return -ENOENT;
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if (stat(filepath, &info) < 0)
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return -errno;
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return info.st_blocks * 512;
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}
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char *mm_get_line(struct mm_file_t *mfile, int line);
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int mkdir_p(const char *path);
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int remove_r(const char *dir);
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int mm_count_lines(struct mm_file_t *mfile);
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struct mm_file_t *mmap_file(const char *path);
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void unmap_file(struct mm_file_t *mfile);
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int do_copy_tail(const char *src, const char *dest, int limit);
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int do_mv(char *src, char *dest);
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ssize_t append_file(const char *filename, const char *text, size_t tlen);
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int replace_file_head(char *filename, char *text);
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int overwrite_file(const char *filename, const char *value);
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int readline(int fd, char buffer[MAXLINESIZE]);
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ssize_t file_read_string(const char *file, char *string, const int size);
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void file_reset_init(const char *filename);
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int file_read_int(const char *filename, unsigned int *pcurrent);
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int file_update_int(const char *filename, unsigned int current,
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unsigned int max);
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int do_copy_limit(const char *src, const char *des, size_t limitsize);
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int space_available(const char *path, int quota);
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int count_lines_in_file(const char *filename);
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int read_full_binary_file(const char *path, unsigned long *size,
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void **data);
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ssize_t file_read_key_value(char *value, const size_t limit, const char *path,
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const char *key, size_t klen);
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ssize_t file_read_key_value_r(char *value, const size_t limit, const char *path,
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const char *key, size_t klen);
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int ac_scandir(const char *dirp, struct dirent ***namelist,
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int (*filter)(const struct dirent *, const void *),
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const void *farg,
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int (*compar)(const struct dirent **,
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const struct dirent **));
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int filter_filename_substr(const struct dirent *entry, const void *arg);
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int filter_filename_exactly(const struct dirent *entry, const void *arg);
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int filter_filename_startswith(const struct dirent *entry,
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const void *arg);
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int dir_contains(const char *dir, const char *filename, size_t flen, int exact);
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int lsdir(const char *dir, char *fullname[], int limit);
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int find_file(const char *dir, size_t dlen, const char *target_file,
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size_t tflen, int depth, char *path[], int limit);
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int dir_blocks_size(const char *dir, size_t dlen, size_t *size);
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int read_file(const char *path, unsigned long *size, void **data);
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int is_ac_filefmt(const char *file_fmt);
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int config_fmt_to_files(const char *file_fmt, char ***out);
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#endif
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