From ec1bcdcd0dd6e196303e8d9a30b3b2740e32c502 Mon Sep 17 00:00:00 2001 From: Mattias Andrée Date: Mon, 10 Feb 2025 17:50:58 +0100 Subject: Minor code improvements and split into multiple c files MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Mattias Andrée --- libcoopgamma_filter_table_unmarshal.c | 40 +++++++++++++++++++++++++++++++++++ 1 file changed, 40 insertions(+) create mode 100644 libcoopgamma_filter_table_unmarshal.c (limited to 'libcoopgamma_filter_table_unmarshal.c') diff --git a/libcoopgamma_filter_table_unmarshal.c b/libcoopgamma_filter_table_unmarshal.c new file mode 100644 index 0000000..1059d85 --- /dev/null +++ b/libcoopgamma_filter_table_unmarshal.c @@ -0,0 +1,40 @@ +/* See LICENSE file for copyright and license details. */ +#include "common.h" + + +/** + * Unmarshal a `libcoopgamma_filter_table_t` from a buffer + * + * @param this The output parameter for unmarshalled record + * @param vbuf The buffer with the marshalled record + * @param np Output parameter for the number of unmarshalled bytes, undefined on failure + * @return `LIBCOOPGAMMA_SUCCESS` (0), `LIBCOOPGAMMA_INCOMPATIBLE_DOWNGRADE`, + * `LIBCOOPGAMMA_INCOMPATIBLE_UPGRADE`, or `LIBCOOPGAMMA_ERRNO_SET` + */ +int +libcoopgamma_filter_table_unmarshal(libcoopgamma_filter_table_t *restrict this, const void *restrict vbuf, size_t *restrict np) +{ + size_t i, n, fn; + int r; + UNMARSHAL_PROLOGUE; + this->filter_count = 0; + this->filters = NULL; + unmarshal_version(LIBCOOPGAMMA_FILTER_TABLE_VERSION); + unmarshal_version(LIBCOOPGAMMA_DEPTH_VERSION); + unmarshal_prim(this->depth, libcoopgamma_depth_t); + unmarshal_prim(this->red_size, size_t); + unmarshal_prim(this->green_size, size_t); + unmarshal_prim(this->blue_size, size_t); + unmarshal_prim(fn, size_t); + this->filters = malloc(fn * sizeof(*this->filters)); + if (!this->filters) + return LIBCOOPGAMMA_ERRNO_SET; + for (i = 0; i < fn; i++) { + r = libcoopgamma_queried_filter_unmarshal(&this->filters[i], NNSUBBUF, &n, this->depth); + if (r != LIBCOOPGAMMA_SUCCESS) + return r; + off += n; + this->filter_count += 1; + } + UNMARSHAL_EPILOGUE; +} -- cgit v1.2.3-70-g09d2