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-rw-r--r--libgamma_dummy_partition_initialise.c67
1 files changed, 67 insertions, 0 deletions
diff --git a/libgamma_dummy_partition_initialise.c b/libgamma_dummy_partition_initialise.c
new file mode 100644
index 0000000..093a4d2
--- /dev/null
+++ b/libgamma_dummy_partition_initialise.c
@@ -0,0 +1,67 @@
+/* See LICENSE file for copyright and license details. */
+#include "common.h"
+
+
+/**
+ * Initialise an allocated partition state
+ *
+ * @param this The partition state to initialise
+ * @param site The site state for the site that the partition belongs to
+ * @param partition The the index of the partition within the site
+ * @return Zero on success, otherwise (negative) the value of an
+ * error identifier provided by this library
+ */
+int
+libgamma_dummy_partition_initialise(libgamma_partition_state_t *restrict this,
+ libgamma_site_state_t *restrict site, size_t partition)
+{
+ libgamma_crtc_information_t template = libgamma_dummy_internal_configurations.crtc_info_template;
+ libgamma_dummy_site_t *site_data = site->data;
+ libgamma_dummy_partition_t *data = &site_data->partitions[partition];
+ libgamma_dummy_crtc_t *crtc_data;
+ size_t i, n;
+
+ this->data = NULL;
+
+ if (partition >= site_data->partition_count)
+ return LIBGAMMA_NO_SUCH_PARTITION;
+
+ this->data = data;
+ data->state = this;
+
+ data->crtcs = calloc(data->crtc_count, sizeof(libgamma_dummy_crtc_t));
+ if (!data->crtcs)
+ goto fail;
+ for (i = 0; i < data->crtc_count; i++) {
+ crtc_data = data->crtcs + i;
+ crtc_data->info = template;
+
+ /* Duplicate strings */
+ if (crtc_data->info.edid) {
+ crtc_data->info.edid = malloc(crtc_data->info.edid_length * sizeof(char));
+ if (!crtc_data->info.edid)
+ goto fail;
+ memcpy(crtc_data->info.edid, template.edid, crtc_data->info.edid_length * sizeof(char));
+ }
+ if (crtc_data->info.connector_name) {
+ n = strlen(crtc_data->info.connector_name);
+ crtc_data->info.connector_name = malloc((n + 1) * sizeof(char));
+ if (!crtc_data->info.connector_name)
+ goto fail;
+ memcpy(crtc_data->info.connector_name, template.connector_name, (n + 1) * sizeof(char));
+ }
+ }
+
+ this->crtcs_available = data->crtc_count;
+
+ return 0;
+
+fail:
+ for (i = 0; i < data->crtc_count; i++) {
+ free(data->crtcs[i].info.edid);
+ free(data->crtcs[i].info.connector_name);
+ }
+ free(data->crtcs);
+ data->crtcs = NULL;
+ return LIBGAMMA_ERRNO_SET;
+}