234 static ssize_t ecc_read(fec_handle *f, uint8_t *dest, size_t count,  in ecc_read()  argument
240     check(offset + count <= f->data_size);  in ecc_read()
243     debug("[%" PRIu64 ", %" PRIu64 ")", offset, offset + count);  in ecc_read()
254     size_t left = count;  in ecc_read()
279     return count;  in ecc_read()
285 static ssize_t verity_read(fec_handle *f, uint8_t *dest, size_t count,  in verity_read()  argument
291     check(offset + count <= f->data_size);  in verity_read()
295     debug("[%" PRIu64 ", %" PRIu64 ")", offset, offset + count);  in verity_read()
306     size_t left = count;  in verity_read()
350                 offset, offset + count, curr);  in verity_read()
354                 offset, offset + count, curr);  in verity_read()
374             offset, offset + count, curr, curr_offset);  in verity_read()
403     return count;  in verity_read()
448 ssize_t fec_read(struct fec_handle *f, void *buf, size_t count)  in fec_read()  argument
450     ssize_t rc = fec_pread(f, buf, count, f->pos);  in fec_read()
462 static inline size_t get_max_count(uint64_t offset, size_t count, uint64_t max)  in get_max_count()  argument
466     } else if (offset > max - count) {  in get_max_count()
470     return count;  in get_max_count()
475 bool raw_pread(int fd, void *buf, size_t count, uint64_t offset) {  in raw_pread()  argument
479     size_t remaining = count;  in raw_pread()
497 bool raw_pwrite(int fd, const void *buf, size_t count, uint64_t offset) {  in raw_pwrite()  argument
501     size_t remaining = count;  in raw_pwrite()
520 ssize_t fec_pread(struct fec_handle *f, void *buf, size_t count,  in fec_pread()  argument
526     if (unlikely(offset > UINT64_MAX - count)) {  in fec_pread()
533                        get_max_count(offset, count, f->data_size), offset,  in fec_pread()
538         count = get_max_count(offset, count, f->data_size);  in fec_pread()
539         ssize_t rc = process(f, (uint8_t *)buf, count, offset, ecc_read);  in fec_pread()
548         count = get_max_count(offset, count, f->size);  in fec_pread()
551     if (raw_pread(f->fd, buf, count, offset)) {  in fec_pread()
552         return count;  in fec_pread()