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| -rw-r--r-- | src/persist.c | 82 |
1 files changed, 82 insertions, 0 deletions
diff --git a/src/persist.c b/src/persist.c new file mode 100644 index 0000000..b893923 --- /dev/null +++ b/src/persist.c @@ -0,0 +1,82 @@ +/* + Copyright 2007-2011 David Robillard <http://drobilla.net> + + Permission to use, copy, modify, and/or distribute this software for any + purpose with or without fee is hereby granted, provided that the above + copyright notice and this permission notice appear in all copies. + + THIS SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. +*/ + +#include <stdio.h> + +#include "lv2/lv2plug.in/ns/ext/persist/persist.h" + +#include "jalv_internal.h" + +static int +store_callback(void* host_data, + uint32_t key, + const void* value, + size_t size, + uint32_t type, + uint32_t flags) +{ + Jalv* jalv = (Jalv*)host_data; + const char* key_uri = symap_unmap(jalv->symap, key); + if (key_uri) { + printf("STORE %s\n", key_uri); + } else { + fprintf(stderr, "error: Failed to unmap URI ID %u\n", key); + return 1; + } + return 0; +} + +static const void* +retrieve_callback(void* host_data, + uint32_t key, + size_t* size, + uint32_t* type, + uint32_t* flags) +{ + //Jalv* jalv = (Jalv*)host_data; + printf("RETRIEVE %d\n", key); + return 0; +} + + +void +jalv_save(Jalv* jalv, const char* dir) +{ + printf("SAVE %s\n", dir); + const LV2_Persist* persist = (const LV2_Persist*) + lilv_instance_get_extension_data(jalv->instance, + "http://lv2plug.in/ns/ext/persist"); + + if (persist) { + persist->save(lilv_instance_get_handle(jalv->instance), + store_callback, + jalv); + } +} + +void +jalv_restore(Jalv* jalv, const char* dir) +{ + printf("RESTORE %s\n", dir); + const LV2_Persist* persist = (const LV2_Persist*) + lilv_instance_get_extension_data(jalv->instance, + "http://lv2plug.in/ns/ext/persist"); + if (persist) { + persist->restore(lilv_instance_get_handle(jalv->instance), + retrieve_callback, + jalv); + } +} |