Mercurial > libjeffpc
view val_pack.c @ 824:562d1c61194e
val: add INT_STATIC_INITIALIZER and STATIC_INT macros
Signed-off-by: Josef 'Jeff' Sipek <jeffpc@josefsipek.net>
author | Josef 'Jeff' Sipek <jeffpc@josefsipek.net> |
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date | Sat, 26 Dec 2020 10:43:42 -0500 |
parents | 6371fb111e27 |
children |
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/* * Copyright (c) 2017-2020 Josef 'Jeff' Sipek <jeffpc@josefsipek.net> * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ #include <jeffpc/nvl.h> #include <jeffpc/buffer.h> #include "val_impl_packing.h" static int do_val_pack(struct buffer *buffer, struct val *val, enum val_format format) { const struct valops *ops; ops = select_ops(format); if (!ops || !ops->pack) return -ENOTSUP; return ops->pack(buffer, val); } ssize_t val_pack_into(struct val *val, void *buf, size_t bufsize, enum val_format format) { struct buffer buffer; int ret; buffer_init_static(&buffer, buf, 0, bufsize, true); ret = do_val_pack(&buffer, val, format); return ret ? ret : buffer_size(&buffer); } struct buffer *val_pack(struct val *val, enum val_format format) { struct buffer *buffer; int ret; buffer = buffer_alloc(1024); if (IS_ERR(buffer)) return buffer; ret = do_val_pack(buffer, val, format); if (!ret) return buffer; buffer_free(buffer); return ERR_PTR(ret); } ssize_t val_size(struct val *val, enum val_format format) { struct buffer buffer; int ret; buffer_init_sink(&buffer); ret = do_val_pack(&buffer, val, format); return ret ? ret : buffer_size(&buffer); }