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author | Mattias Andrée <maandree@kth.se> | 2016-07-16 19:28:39 +0200 |
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committer | Mattias Andrée <maandree@kth.se> | 2016-07-16 19:28:39 +0200 |
commit | 0c0d0ca0da8060484ab5f41a6ee73087755a69e3 (patch) | |
tree | dd455f5a29edba440f2194a60fc06f0ceed8f397 /src/filter.h | |
parent | attributes (diff) | |
download | coopgammad-0c0d0ca0da8060484ab5f41a6ee73087755a69e3.tar.gz coopgammad-0c0d0ca0da8060484ab5f41a6ee73087755a69e3.tar.bz2 coopgammad-0c0d0ca0da8060484ab5f41a6ee73087755a69e3.tar.xz |
Restructure
Signed-off-by: Mattias Andrée <maandree@kth.se>
Diffstat (limited to 'src/filter.h')
-rw-r--r-- | src/filter.h | 131 |
1 files changed, 0 insertions, 131 deletions
diff --git a/src/filter.h b/src/filter.h deleted file mode 100644 index 5691f6c..0000000 --- a/src/filter.h +++ /dev/null @@ -1,131 +0,0 @@ -/** - * coopgammad -- Cooperative gamma server - * Copyright (C) 2016 Mattias Andrée (maandree@kth.se) - * - * This program is free software: you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation, either version 3 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. - */ -#include <stddef.h> -#include <stdint.h> - - - -#ifndef GCC_ONLY -# if defined(__GNUC__) && !defined(__clang__) -# define GCC_ONLY(...) __VA_ARGS__ -# else -# define GCC_ONLY(...) /* nothing */ -# endif -#endif - - - -/** - * The lifespan of a filter - */ -enum lifespan -{ - /** - * The filter should be applied - * until it is explicitly removed - */ - LIFESPAN_UNTIL_REMOVAL, - - /** - * The filter should be applied - * until the client exists - */ - LIFESPAN_UNTIL_DEATH, - - /** - * The filter should be removed now - */ - LIFESPAN_REMOVE - -}; - - -/** - * Information about a filter - */ -struct filter -{ - /** - * The client that applied it. This need not be - * set unless `.lifespan == LIFESPAN_UNTIL_DEATH` - * and unless the process itself added this. - * This is the file descriptor of the client's - * connection. - */ - int client; - - /** - * The lifespan of the filter - */ - enum lifespan lifespan; - - /** - * The priority of the filter - */ - int64_t priority; - - /** - * Identifier for the filter - */ - char* class; - - /** - * The gamma ramp adjustments for the filter. - * This is raw binary data. `NULL` iff - * `lifespan == LIFESPAN_REMOVE`. - */ - void* ramps; - -}; - - - -/** - * Free all resources allocated to a filter. - * The allocation of `filter` itself is not freed. - * - * @param this The filter - */ -GCC_ONLY(__attribute__((nonnull))) -void filter_destroy(struct filter* restrict this); - -/** - * Marshal a filter - * - * @param this The filter - * @param buf Output buffer for the marshalled filter, - * `NULL` just measure how large the buffers - * needs to be - * @param ramps_size The byte-size of `filter->ramps` - * @return The number of marshalled byte - */ -GCC_ONLY(__attribute__((nonnull(1)))) -size_t filter_marshal(const struct filter* restrict this, void* restrict buf, size_t ramps_size); - -/** - * Unmarshal a filter - * - * @param this Output for the filter, `.red_size`, `.green_size`, - * and `.blue_size` must already be set - * @param buf Buffer with the marshalled filter - * @param ramps_size The byte-size of `filter->ramps` - * @return The number of unmarshalled bytes, 0 on error - */ -GCC_ONLY(__attribute__((nonnull))) -size_t filter_unmarshal(struct filter* restrict this, const void* restrict buf, size_t ramps_size); - |