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iovec: redo iovec_iterator_next_page

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Matheus
2024-09-21 12:57:07 -03:00
parent 15f2cd0cc5
commit 01c883917f
2 changed files with 14 additions and 9 deletions
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kernel-src/include/kernel/iovec.h
+3 -2
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@@ -64,8 +64,9 @@ size_t iovec_iterator_read_from_ringbuffer(iovec_iterator_t *iovec_iterator, rin
size_t iovec_iterator_peek_from_ringbuffer(iovec_iterator_t *iovec_iterator, ringbuffer_t *ringbuffer, size_t byte_count, uintmax_t ringbuffer_offset);
// returns the physical address of the next page in the iovec_iterator, adding a reference count while at it
// fails with EINVAL if the iterator does not currently point to the start of a page or there is not enough space for a page
// sets the page_offset to the offset in the page, page_remaining to the remaining number of bytes in the page and page to the physical address of the page
// if no more pages in iovec_iterator, returns success with page being set to NULL
// fails with EFAULT if the page is not mapped
int iovec_iterator_next_page(iovec_iterator_t *iovec_iterator, void **page);
int iovec_iterator_next_page(iovec_iterator_t *iovec_iterator, size_t *page_offset, size_t *page_remaining, void **page);
#endif