mirror of
https://github.com/AuxXxilium/kmod.git
synced 2024-11-23 23:10:53 +07:00
75 lines
3.2 KiB
C
75 lines
3.2 KiB
C
#pragma once
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#include <limits.h>
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#include <stdbool.h>
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#include <stdlib.h>
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#include <stdio.h>
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#include <sys/types.h>
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#include <sys/stat.h>
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#include <shared/macro.h>
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/* string handling functions and memory allocations */
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/* ************************************************************************ */
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#define streq(a, b) (strcmp((a), (b)) == 0)
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#define strstartswith(a, b) (strncmp(a, b, strlen(b)) == 0)
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char *strchr_replace(char *s, char c, char r);
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void *memdup(const void *p, size_t n) __attribute__((nonnull(1)));
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/* module-related functions */
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/* ************************************************************************ */
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#define KMOD_EXTENSION_UNCOMPRESSED ".ko"
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int alias_normalize(const char *alias, char buf[static PATH_MAX], size_t *len) _must_check_ __attribute__((nonnull(1,2)));
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int underscores(char *s) _must_check_;
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char *modname_normalize(const char *modname, char buf[static PATH_MAX], size_t *len) __attribute__((nonnull(1, 2)));
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char *path_to_modname(const char *path, char buf[static PATH_MAX], size_t *len) __attribute__((nonnull(2)));
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bool path_ends_with_kmod_ext(const char *path, size_t len) __attribute__((nonnull(1)));
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/* read-like and fread-like functions */
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/* ************************************************************************ */
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ssize_t read_str_safe(int fd, char *buf, size_t buflen) _must_check_ __attribute__((nonnull(2)));
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ssize_t write_str_safe(int fd, const char *buf, size_t buflen) __attribute__((nonnull(2)));
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int read_str_long(int fd, long *value, int base) _must_check_ __attribute__((nonnull(2)));
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int read_str_ulong(int fd, unsigned long *value, int base) _must_check_ __attribute__((nonnull(2)));
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char *freadline_wrapped(FILE *fp, unsigned int *linenum) __attribute__((nonnull(1)));
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/* path handling functions */
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/* ************************************************************************ */
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bool path_is_absolute(const char *p) _must_check_ __attribute__((nonnull(1)));
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char *path_make_absolute_cwd(const char *p) _must_check_ __attribute__((nonnull(1)));
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int mkdir_p(const char *path, int len, mode_t mode);
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int mkdir_parents(const char *path, mode_t mode);
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unsigned long long stat_mstamp(const struct stat *st);
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unsigned long long ts_usec(const struct timespec *ts);
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/* endianess and alignments */
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/* ************************************************************************ */
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#define get_unaligned(ptr) \
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({ \
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struct __attribute__((packed)) { \
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typeof(*(ptr)) __v; \
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} *__p = (typeof(__p)) (ptr); \
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__p->__v; \
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})
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#define put_unaligned(val, ptr) \
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do { \
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struct __attribute__((packed)) { \
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typeof(*(ptr)) __v; \
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} *__p = (typeof(__p)) (ptr); \
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__p->__v = (val); \
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} while(0)
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static _always_inline_ unsigned int ALIGN_POWER2(unsigned int u)
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{
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return 1 << ((sizeof(u) * 8) - __builtin_clz(u - 1));
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}
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/* misc */
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/* ************************************************************************ */
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static inline void freep(void *p) {
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free(*(void**) p);
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}
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#define _cleanup_free_ _cleanup_(freep)
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