diff options
Diffstat (limited to 'fs/bcachefs/util.h')
| -rw-r--r-- | fs/bcachefs/util.h | 33 |
1 files changed, 29 insertions, 4 deletions
diff --git a/fs/bcachefs/util.h b/fs/bcachefs/util.h index cb6bed68abf8..47afd3955c7a 100644 --- a/fs/bcachefs/util.h +++ b/fs/bcachefs/util.h @@ -235,6 +235,32 @@ do { \ #define ANYSINT_MAX(t) \ ((((t) 1 << (sizeof(t) * 8 - 2)) - (t) 1) * (t) 2 + (t) 1) +struct printbuf { + char *pos; + char *end; +}; + +static inline size_t printbuf_remaining(struct printbuf *buf) +{ + return buf->end - buf->pos; +} + +#define _PBUF(_buf, _len) \ + ((struct printbuf) { \ + .pos = _buf, \ + .end = _buf + _len, \ + }) + +#define PBUF(_buf) _PBUF(_buf, sizeof(_buf)) + +#define pr_buf(_out, ...) \ +do { \ + (_out)->pos += scnprintf((_out)->pos, printbuf_remaining(_out), \ + __VA_ARGS__); \ +} while (0) + +void bch_scnmemcpy(struct printbuf *, const char *, size_t); + int bch2_strtoint_h(const char *, int *); int bch2_strtouint_h(const char *, unsigned int *); int bch2_strtoll_h(const char *, long long *); @@ -311,9 +337,10 @@ ssize_t bch2_hprint(char *buf, s64 v); bool bch2_is_zero(const void *, size_t); -ssize_t bch2_scnprint_string_list(char *, size_t, const char * const[], size_t); +void bch2_string_opt_to_text(struct printbuf *, + const char * const [], size_t); -ssize_t bch2_scnprint_flag_list(char *, size_t, const char * const[], u64); +void bch2_flags_to_text(struct printbuf *, const char * const[], u64); u64 bch2_read_flag_list(char *, const char * const[]); #define NR_QUANTILES 15 @@ -629,8 +656,6 @@ static inline struct bio_vec next_contig_bvec(struct bio *bio, #define bio_for_each_contig_segment(bv, bio, iter) \ __bio_for_each_contig_segment(bv, bio, iter, (bio)->bi_iter) -size_t bch_scnmemcpy(char *, size_t, const char *, size_t); - void sort_cmp_size(void *base, size_t num, size_t size, int (*cmp_func)(const void *, const void *, size_t), void (*swap_func)(void *, void *, size_t)); |