| #ifndef UTIL_LINUX_PATH_H |
| #define UTIL_LINUX_PATH_H |
| |
| #include <stdio.h> |
| #include <stdint.h> |
| #include <stdint.h> |
| #include <sys/types.h> |
| #include <dirent.h> |
| |
| #include "c.h" |
| |
| struct path_cxt { |
| int dir_fd; |
| char *dir_path; |
| |
| int refcount; |
| |
| char *prefix; |
| char path_buffer[PATH_MAX]; |
| |
| void *dialect; |
| void (*free_dialect)(struct path_cxt *); |
| int (*redirect_on_enoent)(struct path_cxt *, const char *, int *); |
| }; |
| |
| struct path_cxt *ul_new_path(const char *dir, ...); |
| void ul_unref_path(struct path_cxt *pc); |
| void ul_ref_path(struct path_cxt *pc); |
| |
| void ul_path_init_debug(void); |
| |
| int ul_path_set_prefix(struct path_cxt *pc, const char *prefix); |
| const char *ul_path_get_prefix(struct path_cxt *pc); |
| |
| int ul_path_set_dir(struct path_cxt *pc, const char *dir); |
| const char *ul_path_get_dir(struct path_cxt *pc); |
| |
| int ul_path_set_dialect(struct path_cxt *pc, void *data, void free_data(struct path_cxt *)); |
| void *ul_path_get_dialect(struct path_cxt *pc); |
| |
| int ul_path_set_enoent_redirect(struct path_cxt *pc, int (*func)(struct path_cxt *, const char *, int *)); |
| int ul_path_get_dirfd(struct path_cxt *pc); |
| |
| char *ul_path_get_abspath(struct path_cxt *pc, char *buf, size_t bufsz, const char *path, ...) |
| __attribute__ ((__format__ (__printf__, 4, 5))); |
| |
| int ul_path_access(struct path_cxt *pc, int mode, const char *path); |
| int ul_path_accessf(struct path_cxt *pc, int mode, const char *path, ...) |
| __attribute__ ((__format__ (__printf__, 3, 4))); |
| |
| int ul_path_open(struct path_cxt *pc, int flags, const char *path); |
| int ul_path_openf(struct path_cxt *pc, int flags, const char *path, ...) |
| __attribute__ ((__format__ (__printf__, 3, 4))); |
| int ul_path_vopenf(struct path_cxt *pc, int flags, const char *path, va_list ap); |
| |
| FILE *ul_path_fopen(struct path_cxt *pc, const char *mode, const char *path); |
| FILE *ul_path_fopenf(struct path_cxt *pc, const char *mode, const char *path, ...) |
| __attribute__ ((__format__ (__printf__, 3, 4))); |
| FILE *ul_path_vfopenf(struct path_cxt *pc, const char *mode, const char *path, va_list ap); |
| |
| DIR *ul_path_opendir(struct path_cxt *pc, const char *path); |
| DIR *ul_path_vopendirf(struct path_cxt *pc, const char *path, va_list ap); |
| DIR *ul_path_opendirf(struct path_cxt *pc, const char *path, ...) |
| __attribute__ ((__format__ (__printf__, 2, 3))); |
| |
| ssize_t ul_path_readlink(struct path_cxt *pc, char *buf, size_t bufsiz, const char *path); |
| ssize_t ul_path_readlinkf(struct path_cxt *pc, char *buf, size_t bufsiz, const char *path, ...) |
| __attribute__ ((__format__ (__printf__, 4, 5))); |
| |
| int ul_path_read(struct path_cxt *pc, char *buf, size_t len, const char *path); |
| int ul_path_vreadf(struct path_cxt *pc, char *buf, size_t len, const char *path, va_list ap); |
| int ul_path_readf(struct path_cxt *pc, char *buf, size_t len, const char *path, ...) |
| __attribute__ ((__format__ (__printf__, 4, 5))); |
| |
| int ul_path_read_string(struct path_cxt *pc, char **str, const char *path); |
| int ul_path_readf_string(struct path_cxt *pc, char **str, const char *path, ...) |
| __attribute__ ((__format__ (__printf__, 3, 4))); |
| |
| int ul_path_read_buffer(struct path_cxt *pc, char *buf, size_t bufsz, const char *path); |
| int ul_path_readf_buffer(struct path_cxt *pc, char *buf, size_t bufsz, const char *path, ...) |
| __attribute__ ((__format__ (__printf__, 4, 5))); |
| |
| int ul_path_scanf(struct path_cxt *pc, const char *path, const char *fmt, ...); |
| int ul_path_scanff(struct path_cxt *pc, const char *path, va_list ap, const char *fmt, ...) |
| __attribute__ ((__format__ (__scanf__, 4, 5))); |
| |
| int ul_path_read_majmin(struct path_cxt *pc, dev_t *res, const char *path); |
| int ul_path_readf_majmin(struct path_cxt *pc, dev_t *res, const char *path, ...) |
| __attribute__ ((__format__ (__printf__, 3, 4))); |
| |
| int ul_path_read_u32(struct path_cxt *pc, uint32_t *res, const char *path); |
| int ul_path_readf_u32(struct path_cxt *pc, uint32_t *res, const char *path, ...) |
| __attribute__ ((__format__ (__printf__, 3, 4))); |
| |
| int ul_path_read_s32(struct path_cxt *pc, int32_t *res, const char *path); |
| int ul_path_readf_s32(struct path_cxt *pc, int32_t *res, const char *path, ...) |
| __attribute__ ((__format__ (__printf__, 3, 4))); |
| |
| int ul_path_read_u64(struct path_cxt *pc, uint64_t *res, const char *path); |
| int ul_path_readf_u64(struct path_cxt *pc, uint64_t *res, const char *path, ...) |
| __attribute__ ((__format__ (__printf__, 3, 4))); |
| |
| int ul_path_read_s64(struct path_cxt *pc, int64_t *res, const char *path); |
| int ul_path_readf_s64(struct path_cxt *pc, int64_t *res, const char *path, ...) |
| __attribute__ ((__format__ (__printf__, 3, 4))); |
| |
| int ul_path_write_string(struct path_cxt *pc, const char *str, const char *path); |
| int ul_path_writef_string(struct path_cxt *pc, const char *str, const char *path, ...) |
| __attribute__ ((__format__ (__printf__, 3, 4))); |
| |
| int ul_path_write_u64(struct path_cxt *pc, uint64_t num, const char *path); |
| int ul_path_writef_u64(struct path_cxt *pc, uint64_t num, const char *path, ...) |
| __attribute__ ((__format__ (__printf__, 3, 4))); |
| |
| int ul_path_count_dirents(struct path_cxt *pc, const char *path); |
| int ul_path_countf_dirents(struct path_cxt *pc, const char *path, ...) |
| __attribute__ ((__format__ (__printf__, 2, 3))); |
| |
| FILE *ul_prefix_fopen(const char *prefix, const char *path, const char *mode); |
| |
| |
| #ifdef HAVE_CPU_SET_T |
| # include "cpuset.h" |
| int ul_path_readf_cpuset(struct path_cxt *pc, cpu_set_t **set, int maxcpus, const char *path, ...) |
| __attribute__ ((__format__ (__printf__, 4, 5))); |
| |
| int ul_path_readf_cpulist(struct path_cxt *pc, cpu_set_t **set, int maxcpus, const char *path, ...) |
| __attribute__ ((__format__ (__printf__, 4, 5))); |
| #endif /* HAVE_CPU_SET_T */ |
| #endif /* UTIL_LINUX_PATH_H */ |