X-Git-Url: http://git.efficios.com/?p=babeltrace.git;a=blobdiff_plain;f=lib%2Fctf-writer%2Fclock.c;fp=lib%2Fctf-writer%2Fclock.c;h=0000000000000000000000000000000000000000;hp=f270ce3dd1e6984aabca8ee780d85a28cc4c63f3;hb=67d2ce028c96b6a3b3614b393d8928663bce4490;hpb=172e6876abbb70d0323a500e6b44f90641fbe2fb diff --git a/lib/ctf-writer/clock.c b/lib/ctf-writer/clock.c deleted file mode 100644 index f270ce3d..00000000 --- a/lib/ctf-writer/clock.c +++ /dev/null @@ -1,274 +0,0 @@ -/* - * clock.c - * - * Babeltrace CTF writer - Clock - * - * Copyright 2013, 2014 Jérémie Galarneau - * Copyright 2017 Philippe Proulx - * - * Author: Jérémie Galarneau - * - * Permission is hereby granted, free of charge, to any person obtaining a copy - * of this software and associated documentation files (the "Software"), to deal - * in the Software without restriction, including without limitation the rights - * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell - * copies of the Software, and to permit persons to whom the Software is - * furnished to do so, subject to the following conditions: - * - * The above copyright notice and this permission notice shall be included in - * all copies or substantial portions of the Software. - * - * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR - * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, - * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE - * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER - * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, - * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE - * SOFTWARE. - */ - -#define BT_LOG_TAG "CTF-WRITER-CLOCK" -#include - -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -static -void bt_ctf_clock_destroy(struct bt_ctf_object *obj); - -struct bt_ctf_clock *bt_ctf_clock_create(const char *name) -{ - int ret; - struct bt_ctf_clock *clock = NULL; - unsigned char cc_uuid[BABELTRACE_UUID_LEN]; - - BT_ASSERT_PRE_NON_NULL(name, "Name"); - clock = g_new0(struct bt_ctf_clock, 1); - if (!clock) { - goto error; - } - - bt_ctf_object_init_shared(&clock->base, bt_ctf_clock_destroy); - clock->value = 0; - - /* Pre-2.0.0 backward compatibility: default frequency is 1 GHz */ - clock->clock_class = (void *) bt_ctf_clock_class_create(name, 1000000000); - if (!clock->clock_class) { - goto error; - } - - /* Automatically set clock class's UUID. */ - ret = bt_uuid_generate(cc_uuid); - if (ret) { - goto error; - } - - ret = bt_ctf_clock_class_set_uuid(clock->clock_class, cc_uuid); - BT_ASSERT(ret == 0); - return clock; - -error: - BT_CTF_OBJECT_PUT_REF_AND_RESET(clock); - return clock; -} - -const char *bt_ctf_clock_get_name(struct bt_ctf_clock *clock) -{ - BT_ASSERT_PRE_NON_NULL(clock, "CTF writer clock"); - return bt_ctf_clock_class_get_name(clock->clock_class); -} - -const char *bt_ctf_clock_get_description(struct bt_ctf_clock *clock) -{ - BT_ASSERT_PRE_NON_NULL(clock, "CTF writer clock"); - return bt_ctf_clock_class_get_description(clock->clock_class); -} - -int bt_ctf_clock_set_description(struct bt_ctf_clock *clock, const char *desc) -{ - BT_ASSERT_PRE_NON_NULL(clock, "CTF writer clock"); - return bt_ctf_clock_class_set_description(clock->clock_class, - desc); -} - -uint64_t bt_ctf_clock_get_frequency(struct bt_ctf_clock *clock) -{ - BT_ASSERT_PRE_NON_NULL(clock, "CTF writer clock"); - return bt_ctf_clock_class_get_frequency(clock->clock_class); -} - -int bt_ctf_clock_set_frequency(struct bt_ctf_clock *clock, uint64_t freq) -{ - BT_ASSERT_PRE_NON_NULL(clock, "CTF writer clock"); - return bt_ctf_clock_class_set_frequency(clock->clock_class, - freq); -} - -uint64_t bt_ctf_clock_get_precision(struct bt_ctf_clock *clock) -{ - BT_ASSERT_PRE_NON_NULL(clock, "CTF writer clock"); - return bt_ctf_clock_class_get_precision(clock->clock_class); -} - -int bt_ctf_clock_set_precision(struct bt_ctf_clock *clock, uint64_t precision) -{ - BT_ASSERT_PRE_NON_NULL(clock, "CTF writer clock"); - return bt_ctf_clock_class_set_precision(clock->clock_class, - precision); -} - -int bt_ctf_clock_get_offset_s(struct bt_ctf_clock *clock, int64_t *offset_s) -{ - BT_ASSERT_PRE_NON_NULL(clock, "CTF writer clock"); - return bt_ctf_clock_class_get_offset_s(clock->clock_class, - offset_s); -} - -int bt_ctf_clock_set_offset_s(struct bt_ctf_clock *clock, int64_t offset_s) -{ - BT_ASSERT_PRE_NON_NULL(clock, "CTF writer clock"); - return bt_ctf_clock_class_set_offset_s(clock->clock_class, - offset_s); -} - -int bt_ctf_clock_get_offset(struct bt_ctf_clock *clock, int64_t *offset) -{ - BT_ASSERT_PRE_NON_NULL(clock, "CTF writer clock"); - return bt_ctf_clock_class_get_offset_cycles(clock->clock_class, - offset); -} - -int bt_ctf_clock_set_offset(struct bt_ctf_clock *clock, int64_t offset) -{ - BT_ASSERT_PRE_NON_NULL(clock, "CTF writer clock"); - return bt_ctf_clock_class_set_offset_cycles(clock->clock_class, - offset); -} - -int bt_ctf_clock_get_is_absolute(struct bt_ctf_clock *clock) -{ - BT_ASSERT_PRE_NON_NULL(clock, "CTF writer clock"); - return bt_ctf_clock_class_is_absolute(clock->clock_class); -} - -int bt_ctf_clock_set_is_absolute(struct bt_ctf_clock *clock, int is_absolute) -{ - BT_ASSERT_PRE_NON_NULL(clock, "CTF writer clock"); - return bt_ctf_clock_class_set_is_absolute(clock->clock_class, - is_absolute); -} - -const unsigned char *bt_ctf_clock_get_uuid(struct bt_ctf_clock *clock) -{ - BT_ASSERT_PRE_NON_NULL(clock, "CTF writer clock"); - return bt_ctf_clock_class_get_uuid(clock->clock_class); -} - -int bt_ctf_clock_set_uuid(struct bt_ctf_clock *clock, const unsigned char *uuid) -{ - BT_ASSERT_PRE_NON_NULL(clock, "CTF writer clock"); - return bt_ctf_clock_class_set_uuid(clock->clock_class, uuid); -} - -int bt_ctf_clock_set_time(struct bt_ctf_clock *clock, int64_t time) -{ - int64_t value; - struct bt_ctf_clock_class *cc; - - BT_ASSERT_PRE_NON_NULL(clock, "CTF writer clock"); - cc = clock->clock_class; - - /* Common case where cycles are actually nanoseconds */ - if (cc->frequency == 1000000000) { - value = time; - } else { - value = (uint64_t) (((double) time * - (double) cc->frequency) / 1e9); - } - - BT_ASSERT_PRE(clock->value <= value, - "CTF writer clock value must be updated monotonically: " - "prev-value=%" PRId64 ", new-value=%" PRId64, - clock->value, value); - clock->value = value; - return 0; -} - -BT_HIDDEN -int bt_ctf_clock_get_value(struct bt_ctf_clock *clock, uint64_t *value) -{ - BT_ASSERT_PRE_NON_NULL(clock, "CTF writer clock"); - BT_ASSERT_PRE_NON_NULL(value, "Value"); - *value = clock->value; - return 0; -} - -static -void bt_ctf_clock_destroy(struct bt_ctf_object *obj) -{ - struct bt_ctf_clock *clock; - - clock = container_of(obj, struct bt_ctf_clock, base); - bt_ctf_object_put_ref(clock->clock_class); - g_free(clock); -} - -BT_HIDDEN -void bt_ctf_clock_class_serialize(struct bt_ctf_clock_class *clock_class, - struct metadata_context *context) -{ - unsigned char *uuid; - - BT_LOGD("Serializing clock class's metadata: clock-class-addr=%p, " - "name=\"%s\", metadata-context-addr=%p", clock_class, - bt_ctf_clock_class_get_name(clock_class), - context); - - if (!clock_class || !context) { - BT_LOGW("Invalid parameter: clock class or metadata context is NULL: " - "clock-class-addr=%p, name=\"%s\", metadata-context-addr=%p", - clock_class, - bt_ctf_clock_class_get_name(clock_class), - context); - return; - } - - uuid = clock_class->uuid; - g_string_append(context->string, "clock {\n"); - g_string_append_printf(context->string, "\tname = %s;\n", - clock_class->name->str); - - if (clock_class->uuid_set) { - g_string_append_printf(context->string, - "\tuuid = \"%02x%02x%02x%02x-%02x%02x-%02x%02x-%02x%02x-%02x%02x%02x%02x%02x%02x\";\n", - uuid[0], uuid[1], uuid[2], uuid[3], - uuid[4], uuid[5], uuid[6], uuid[7], - uuid[8], uuid[9], uuid[10], uuid[11], - uuid[12], uuid[13], uuid[14], uuid[15]); - } - - if (clock_class->description) { - g_string_append_printf(context->string, "\tdescription = \"%s\";\n", - clock_class->description->str); - } - - g_string_append_printf(context->string, "\tfreq = %" PRIu64 ";\n", - clock_class->frequency); - g_string_append_printf(context->string, "\tprecision = %" PRIu64 ";\n", - clock_class->precision); - g_string_append_printf(context->string, "\toffset_s = %" PRIu64 ";\n", - clock_class->offset_s); - g_string_append_printf(context->string, "\toffset = %" PRIu64 ";\n", - clock_class->offset); - g_string_append_printf(context->string, "\tabsolute = %s;\n", - clock_class->absolute ? "true" : "false"); - g_string_append(context->string, "};\n\n"); -}