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Diffstat (limited to 'tools/lib/traceevent/event-parse-api.c')
| -rw-r--r-- | tools/lib/traceevent/event-parse-api.c | 333 |
1 files changed, 0 insertions, 333 deletions
diff --git a/tools/lib/traceevent/event-parse-api.c b/tools/lib/traceevent/event-parse-api.c deleted file mode 100644 index f8361e45d446..000000000000 --- a/tools/lib/traceevent/event-parse-api.c +++ /dev/null @@ -1,333 +0,0 @@ -// SPDX-License-Identifier: LGPL-2.1 -/* - * Copyright (C) 2009, 2010 Red Hat Inc, Steven Rostedt <srostedt@redhat.com> - * - */ - -#include "event-parse.h" -#include "event-parse-local.h" -#include "event-utils.h" - -/** - * tep_get_event - returns the event with the given index - * @tep: a handle to the tep_handle - * @index: index of the requested event, in the range 0 .. nr_events - * - * This returns pointer to the element of the events array with the given index - * If @tep is NULL, or @index is not in the range 0 .. nr_events, NULL is returned. - */ -struct tep_event *tep_get_event(struct tep_handle *tep, int index) -{ - if (tep && tep->events && index < tep->nr_events) - return tep->events[index]; - - return NULL; -} - -/** - * tep_get_first_event - returns the first event in the events array - * @tep: a handle to the tep_handle - * - * This returns pointer to the first element of the events array - * If @tep is NULL, NULL is returned. - */ -struct tep_event *tep_get_first_event(struct tep_handle *tep) -{ - return tep_get_event(tep, 0); -} - -/** - * tep_get_events_count - get the number of defined events - * @tep: a handle to the tep_handle - * - * This returns number of elements in event array - * If @tep is NULL, 0 is returned. - */ -int tep_get_events_count(struct tep_handle *tep) -{ - if (tep) - return tep->nr_events; - return 0; -} - -/** - * tep_set_flag - set event parser flag - * @tep: a handle to the tep_handle - * @flag: flag, or combination of flags to be set - * can be any combination from enum tep_flag - * - * This sets a flag or combination of flags from enum tep_flag - */ -void tep_set_flag(struct tep_handle *tep, int flag) -{ - if (tep) - tep->flags |= flag; -} - -/** - * tep_clear_flag - clear event parser flag - * @tep: a handle to the tep_handle - * @flag: flag to be cleared - * - * This clears a tep flag - */ -void tep_clear_flag(struct tep_handle *tep, enum tep_flag flag) -{ - if (tep) - tep->flags &= ~flag; -} - -/** - * tep_test_flag - check the state of event parser flag - * @tep: a handle to the tep_handle - * @flag: flag to be checked - * - * This returns the state of the requested tep flag. - * Returns: true if the flag is set, false otherwise. - */ -bool tep_test_flag(struct tep_handle *tep, enum tep_flag flag) -{ - if (tep) - return tep->flags & flag; - return false; -} - -__hidden unsigned short data2host2(struct tep_handle *tep, unsigned short data) -{ - unsigned short swap; - - if (!tep || tep->host_bigendian == tep->file_bigendian) - return data; - - swap = ((data & 0xffULL) << 8) | - ((data & (0xffULL << 8)) >> 8); - - return swap; -} - -__hidden unsigned int data2host4(struct tep_handle *tep, unsigned int data) -{ - unsigned int swap; - - if (!tep || tep->host_bigendian == tep->file_bigendian) - return data; - - swap = ((data & 0xffULL) << 24) | - ((data & (0xffULL << 8)) << 8) | - ((data & (0xffULL << 16)) >> 8) | - ((data & (0xffULL << 24)) >> 24); - - return swap; -} - -__hidden unsigned long long -data2host8(struct tep_handle *tep, unsigned long long data) -{ - unsigned long long swap; - - if (!tep || tep->host_bigendian == tep->file_bigendian) - return data; - - swap = ((data & 0xffULL) << 56) | - ((data & (0xffULL << 8)) << 40) | - ((data & (0xffULL << 16)) << 24) | - ((data & (0xffULL << 24)) << 8) | - ((data & (0xffULL << 32)) >> 8) | - ((data & (0xffULL << 40)) >> 24) | - ((data & (0xffULL << 48)) >> 40) | - ((data & (0xffULL << 56)) >> 56); - - return swap; -} - -/** - * tep_get_header_page_size - get size of the header page - * @tep: a handle to the tep_handle - * - * This returns size of the header page - * If @tep is NULL, 0 is returned. - */ -int tep_get_header_page_size(struct tep_handle *tep) -{ - if (tep) - return tep->header_page_size_size; - return 0; -} - -/** - * tep_get_header_timestamp_size - get size of the timestamp in the header page - * @tep: a handle to the tep_handle - * - * This returns size of the timestamp in the header page - * If @tep is NULL, 0 is returned. - */ -int tep_get_header_timestamp_size(struct tep_handle *tep) -{ - if (tep) - return tep->header_page_ts_size; - return 0; -} - -/** - * tep_get_cpus - get the number of CPUs - * @tep: a handle to the tep_handle - * - * This returns the number of CPUs - * If @tep is NULL, 0 is returned. - */ -int tep_get_cpus(struct tep_handle *tep) -{ - if (tep) - return tep->cpus; - return 0; -} - -/** - * tep_set_cpus - set the number of CPUs - * @tep: a handle to the tep_handle - * - * This sets the number of CPUs - */ -void tep_set_cpus(struct tep_handle *tep, int cpus) -{ - if (tep) - tep->cpus = cpus; -} - -/** - * tep_get_long_size - get the size of a long integer on the traced machine - * @tep: a handle to the tep_handle - * - * This returns the size of a long integer on the traced machine - * If @tep is NULL, 0 is returned. - */ -int tep_get_long_size(struct tep_handle *tep) -{ - if (tep) - return tep->long_size; - return 0; -} - -/** - * tep_set_long_size - set the size of a long integer on the traced machine - * @tep: a handle to the tep_handle - * @size: size, in bytes, of a long integer - * - * This sets the size of a long integer on the traced machine - */ -void tep_set_long_size(struct tep_handle *tep, int long_size) -{ - if (tep) - tep->long_size = long_size; -} - -/** - * tep_get_page_size - get the size of a memory page on the traced machine - * @tep: a handle to the tep_handle - * - * This returns the size of a memory page on the traced machine - * If @tep is NULL, 0 is returned. - */ -int tep_get_page_size(struct tep_handle *tep) -{ - if (tep) - return tep->page_size; - return 0; -} - -/** - * tep_set_page_size - set the size of a memory page on the traced machine - * @tep: a handle to the tep_handle - * @_page_size: size of a memory page, in bytes - * - * This sets the size of a memory page on the traced machine - */ -void tep_set_page_size(struct tep_handle *tep, int _page_size) -{ - if (tep) - tep->page_size = _page_size; -} - -/** - * tep_is_file_bigendian - return the endian of the file - * @tep: a handle to the tep_handle - * - * This returns true if the file is in big endian order - * If @tep is NULL, false is returned. - */ -bool tep_is_file_bigendian(struct tep_handle *tep) -{ - if (tep) - return (tep->file_bigendian == TEP_BIG_ENDIAN); - return false; -} - -/** - * tep_set_file_bigendian - set if the file is in big endian order - * @tep: a handle to the tep_handle - * @endian: non zero, if the file is in big endian order - * - * This sets if the file is in big endian order - */ -void tep_set_file_bigendian(struct tep_handle *tep, enum tep_endian endian) -{ - if (tep) - tep->file_bigendian = endian; -} - -/** - * tep_is_local_bigendian - return the endian of the saved local machine - * @tep: a handle to the tep_handle - * - * This returns true if the saved local machine in @tep is big endian. - * If @tep is NULL, false is returned. - */ -bool tep_is_local_bigendian(struct tep_handle *tep) -{ - if (tep) - return (tep->host_bigendian == TEP_BIG_ENDIAN); - return 0; -} - -/** - * tep_set_local_bigendian - set the stored local machine endian order - * @tep: a handle to the tep_handle - * @endian: non zero, if the local host has big endian order - * - * This sets the endian order for the local machine. - */ -void tep_set_local_bigendian(struct tep_handle *tep, enum tep_endian endian) -{ - if (tep) - tep->host_bigendian = endian; -} - -/** - * tep_is_old_format - get if an old kernel is used - * @tep: a handle to the tep_handle - * - * This returns true, if an old kernel is used to generate the tracing events or - * false if a new kernel is used. Old kernels did not have header page info. - * If @tep is NULL, false is returned. - */ -bool tep_is_old_format(struct tep_handle *tep) -{ - if (tep) - return tep->old_format; - return false; -} - -/** - * tep_set_test_filters - set a flag to test a filter string - * @tep: a handle to the tep_handle - * @test_filters: the new value of the test_filters flag - * - * This sets a flag to test a filter string. If this flag is set, when - * tep_filter_add_filter_str() API as called,it will print the filter string - * instead of adding it. - */ -void tep_set_test_filters(struct tep_handle *tep, int test_filters) -{ - if (tep) - tep->test_filters = test_filters; -} |