From f56926743a89f4aa10302b5837aebaf5817a4e01 Mon Sep 17 00:00:00 2001 From: Marcus Brinkmann Date: Tue, 3 Dec 2002 17:47:06 +0000 Subject: doc/ 2002-12-03 Marcus Brinkmann MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit * hurd.texi (Store I/O): Add store_set_size. libstore/ 2002-10-01 Ludovic Courtès * store.h: New type store_set_size_meth_t: New type. New prototype store_set_size. (struct store_class): Added a set_size () method. * rdwr.c (store_set_size): New function. * file.c (file_store_set_size): New function. (store_file_class): Add file_store_set_size. * concat.c (concat_set_size): New function. (store_concat_class): concat_set_size. * copy.c (copy_set_size): New function. (store_copy_class): copy_set_size. * device.c (device_set_size): New function. (store_device_class): device_set_size. * memobj.c (memobj_set_size): New function. (store_memobj_class): memobj_set_size. * mvol.c (mvol_set_size): New function. (store_mvol_class): mvol_set_size. * nbd.c (nbd_set_size): New function. (store_nbd_class): nbd_set_size. * remap.c (remap_set_size): New function. (store_remap_class): remap_set_size. * stripe.c (stripe_set_size): New function. (store_stripe_class): stripe_set_size. * unknown.c (unknown_set_size): New function. (store_unknown_class): unknown_set_size. * zero.c (zero_set_size): New function. (store_zero_class): zero_set_size. --- libstore/store.h | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) (limited to 'libstore/store.h') diff --git a/libstore/store.h b/libstore/store.h index ee0a2d21..9d9ee712 100644 --- a/libstore/store.h +++ b/libstore/store.h @@ -132,6 +132,8 @@ typedef error_t (*store_read_meth_t)(struct store *store, store_offset_t addr, size_t index, mach_msg_type_number_t amount, void **buf, mach_msg_type_number_t *len); +typedef error_t (*store_set_size_meth_t)(struct store *store, + size_t newsize); struct store_enc; /* fwd decl */ @@ -144,11 +146,13 @@ struct store_class const char *name; /* Read up to AMOUNT bytes at the underlying address ADDR from the storage - into BUF and LEN. INDEX varies from 0 to the number of runs in STORE. */ + into BUF and LEN. INDEX varies from 0 to the number of runs in STORE. */ store_read_meth_t read; /* Write up to LEN bytes from BUF to the storage at the underlying address - ADDR. INDEX varies from 0 to the number of runs in STORE. */ + ADDR. INDEX varies from 0 to the number of runs in STORE. */ store_write_meth_t write; + /* Set store's size to NEWSIZE (in bytes). */ + store_set_size_meth_t set_size; /* To the lengths of each for the four arrays in ENC, add how much STORE would need to be encoded. */ @@ -305,6 +309,9 @@ error_t store_write (struct store *store, error_t store_read (struct store *store, store_offset_t addr, size_t amount, void **buf, size_t *len); +/* Set STORE's size to NEWSIZE (in bytes). */ +error_t store_set_size (struct store *store, size_t newsize); + /* If STORE was created using store_create, remove the reference to the source from which it was created. */ void store_close_source (struct store *store); -- cgit v1.2.3