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Diffstat (limited to '')
-rw-r--r-- | src/libgamma_Partition.c | 123 |
1 files changed, 0 insertions, 123 deletions
diff --git a/src/libgamma_Partition.c b/src/libgamma_Partition.c deleted file mode 100644 index 65bf2e0..0000000 --- a/src/libgamma_Partition.c +++ /dev/null @@ -1,123 +0,0 @@ -/** - * jlibgamma -- Display server abstraction layer for gamma ramp and Java - * Copyright (C) 2014 Mattias Andrée (maandree@member.fsf.org) - * - * This library 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 library 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 library. If not, see <http://www.gnu.org/licenses/>. - */ -#include "libgamma_Partition.h" - -#include <errno.h> -#include <stdlib.h> - -#include <libgamma.h> - - -#define J JNIEnv* env, jclass class - - -/** - * Make a failure-return. - * - * @param error_code The error code returned from the failing function or zero to read `errno`. - * @return The object to return. - */ -static jlongArray fail(JNIEnv* env, int error_code) -{ - jlongArray rc = (*env)->NewLongArray(env, 3); - jlong e, z = 0; - if ((error_code == LIBGAMMA_ERRNO_SET) || !error_code) - error_code = errno; - e = (jlong)error_code; - (*env)->SetLongArrayRegion(env, rc, 0, 1, &z); - (*env)->SetLongArrayRegion(env, rc, 1, 1, &z); - (*env)->SetLongArrayRegion(env, rc, 2, 1, &e); - return rc; -} - - -/** - * Make a success-return. - * - * @param state The native object. - * @param count The subelement count. - * @return The object to return. - */ -static jlongArray ok(JNIEnv* env, void* state, size_t count) -{ - jlong a = (jlong)(size_t)state; - jlong b = (jlong)count, z = 0; - jlongArray rc = (*env)->NewLongArray(env, 3); - (*env)->SetLongArrayRegion(env, rc, 0, 1, &a); - (*env)->SetLongArrayRegion(env, rc, 1, 1, &b); - (*env)->SetLongArrayRegion(env, rc, 2, 1, &z); - return rc; -} - - -/** - * Create a partition state. - * - * @param site The site state for the site that the partition belongs to. - * @param partition The index of the partition within the site. - * @return Element 0: The value for {@link #address}. - * Element 1: The value for {@link #crtcs_available} - * Element 2: Error code, zero on success. - */ -jlongArray Java_libgamma_Partition_libgamma_1partition_1create(J, jlong site, jint partition) -{ - libgamma_partition_state_t* state = malloc(sizeof(libgamma_partition_state_t)); - void* super = (void*)(size_t)site; - int r; - if (state == NULL) - return fail(env, 0); - r = libgamma_partition_initialise(state, super, partition); - if (r != 0) - return fail(env, r); - return ok(env, state, state->crtcs_available); - (void) class; -} - - -/** - * Release all resources held by a partition state - * and free the partition state pointer. - * - * @param address The partition state. - */ -void Java_libgamma_Partition_libgamma_1partition_1free(J, jlong address) -{ - void* this = (void*)(size_t)address; - libgamma_partition_free(this); - (void) env; - (void) class; -} - - -/** - * Restore the gamma ramps all CRTC:s within a partition to the system settings. - * - * @param address The partition state. - * @return Zero on success, and error code on failure. - */ -jint Java_libgamma_Partition_libgamma_1partition_1restore(J, jlong address) -{ - void* this = (void*)(size_t)address; - int r = libgamma_partition_restore(this); - if (r != 0) - return r == LIBGAMMA_ERRNO_SET ? errno : r; - return 0; - (void) env; - (void) class; -} - |