[lttng-tools.git] / src / bin / lttng / loglevel.cpp

/*
 * Copyright (C) 2021 Jérémie Galarneau <jeremie.galarneau@efficios.com>
 *
 * SPDX-License-Identifier: GPL-2.0-only
 *
 */

#include "loglevel.hpp"
#include <string.h>
#include <strings.h>
#include <ctype.h>

namespace {
struct loglevel_name_value {
	const char *name;
	int value;
};
} /* namespace */

static
const struct loglevel_name_value loglevel_values[] = {
	{ .name = "EMERG", .value = LTTNG_LOGLEVEL_EMERG },
	{ .name = "TRACE_EMERG", .value = LTTNG_LOGLEVEL_EMERG },
	{ .name = "ALERT", .value = LTTNG_LOGLEVEL_ALERT },
	{ .name = "TRACE_ALERT", .value = LTTNG_LOGLEVEL_ALERT },
	{ .name = "CRIT", .value = LTTNG_LOGLEVEL_CRIT },
	{ .name = "TRACE_CRIT", .value = LTTNG_LOGLEVEL_CRIT },
	{ .name = "ERR", .value = LTTNG_LOGLEVEL_ERR },
	{ .name = "TRACE_ERR", .value = LTTNG_LOGLEVEL_ERR },
	{ .name = "WARNING", .value = LTTNG_LOGLEVEL_WARNING },
	{ .name = "TRACE_WARNING", .value = LTTNG_LOGLEVEL_WARNING },
	{ .name = "NOTICE", .value = LTTNG_LOGLEVEL_NOTICE },
	{ .name = "TRACE_NOTICE", .value = LTTNG_LOGLEVEL_NOTICE },
	{ .name = "INFO", .value = LTTNG_LOGLEVEL_INFO },
	{ .name = "TRACE_INFO", .value = LTTNG_LOGLEVEL_INFO },
	{ .name = "DEBUG_SYSTEM", .value = LTTNG_LOGLEVEL_DEBUG_SYSTEM },
	{ .name = "TRACE_DEBUG_SYSTEM", .value = LTTNG_LOGLEVEL_DEBUG_SYSTEM },
	{ .name = "SYSTEM", .value = LTTNG_LOGLEVEL_DEBUG_SYSTEM },
	{ .name = "DEBUG_PROGRAM", .value = LTTNG_LOGLEVEL_DEBUG_PROGRAM },
	{ .name = "TRACE_DEBUG_PROGRAM", .value = LTTNG_LOGLEVEL_DEBUG_PROGRAM },
	{ .name = "PROGRAM", .value = LTTNG_LOGLEVEL_DEBUG_PROGRAM },
	{ .name = "DEBUG_PROCESS", .value = LTTNG_LOGLEVEL_DEBUG_PROCESS },
	{ .name = "TRACE_DEBUG_PROCESS", .value = LTTNG_LOGLEVEL_DEBUG_PROCESS },
	{ .name = "PROCESS", .value = LTTNG_LOGLEVEL_DEBUG_PROCESS },
	{ .name = "DEBUG_MODULE", .value = LTTNG_LOGLEVEL_DEBUG_MODULE },
	{ .name = "TRACE_DEBUG_MODULE", .value = LTTNG_LOGLEVEL_DEBUG_MODULE },
	{ .name = "MODULE", .value = LTTNG_LOGLEVEL_DEBUG_MODULE },
	{ .name = "DEBUG_UNIT", .value = LTTNG_LOGLEVEL_DEBUG_UNIT },
	{ .name = "TRACE_DEBUG_UNIT", .value = LTTNG_LOGLEVEL_DEBUG_UNIT },
	{ .name = "UNIT", .value = LTTNG_LOGLEVEL_DEBUG_UNIT },
	{ .name = "DEBUG_FUNCTION", .value = LTTNG_LOGLEVEL_DEBUG_FUNCTION },
	{ .name = "TRACE_DEBUG_FUNCTION", .value = LTTNG_LOGLEVEL_DEBUG_FUNCTION },
	{ .name = "FUNCTION", .value = LTTNG_LOGLEVEL_DEBUG_FUNCTION },
	{ .name = "DEBUG_LINE", .value = LTTNG_LOGLEVEL_DEBUG_LINE },
	{ .name = "TRACE_DEBUG_LINE", .value = LTTNG_LOGLEVEL_DEBUG_LINE },
	{ .name = "LINE", .value = LTTNG_LOGLEVEL_DEBUG_LINE },
	{ .name = "DEBUG", .value = LTTNG_LOGLEVEL_DEBUG },
	{ .name = "TRACE_DEBUG", .value = LTTNG_LOGLEVEL_DEBUG },
};

static
const struct loglevel_name_value loglevel_log4j_values[] = {
	{ .name = "OFF", .value = LTTNG_LOGLEVEL_LOG4J_OFF },
	{ .name = "LOG4J_OFF", .value = LTTNG_LOGLEVEL_LOG4J_OFF },
	{ .name = "FATAL", .value = LTTNG_LOGLEVEL_LOG4J_FATAL },
	{ .name = "LOG4J_FATAL", .value = LTTNG_LOGLEVEL_LOG4J_FATAL },
	{ .name = "ERROR", .value = LTTNG_LOGLEVEL_LOG4J_ERROR },
	{ .name = "LOG4J_ERROR", .value = LTTNG_LOGLEVEL_LOG4J_ERROR },
	{ .name = "WARN", .value = LTTNG_LOGLEVEL_LOG4J_WARN },
	{ .name = "LOG4J_WARN", .value = LTTNG_LOGLEVEL_LOG4J_WARN },
	{ .name = "INFO", .value = LTTNG_LOGLEVEL_LOG4J_INFO },
	{ .name = "LOG4J_INFO", .value = LTTNG_LOGLEVEL_LOG4J_INFO },
	{ .name = "DEBUG", .value = LTTNG_LOGLEVEL_LOG4J_DEBUG },
	{ .name = "LOG4J_DEBUG", .value = LTTNG_LOGLEVEL_LOG4J_DEBUG },
	{ .name = "TRACE", .value = LTTNG_LOGLEVEL_LOG4J_TRACE },
	{ .name = "LOG4J_TRACE", .value = LTTNG_LOGLEVEL_LOG4J_TRACE },
	{ .name = "ALL", .value = LTTNG_LOGLEVEL_LOG4J_ALL },
	{ .name = "LOG4J_ALL", .value = LTTNG_LOGLEVEL_LOG4J_ALL },
};

static
const struct loglevel_name_value loglevel_jul_values[] = {
	{ .name = "OFF", .value = LTTNG_LOGLEVEL_JUL_OFF },
	{ .name = "JUL_OFF", .value = LTTNG_LOGLEVEL_JUL_OFF },
	{ .name = "SEVERE", .value = LTTNG_LOGLEVEL_JUL_SEVERE },
	{ .name = "JUL_SEVERE", .value = LTTNG_LOGLEVEL_JUL_SEVERE },
	{ .name = "WARNING", .value = LTTNG_LOGLEVEL_JUL_WARNING },
	{ .name = "JUL_WARNING", .value = LTTNG_LOGLEVEL_JUL_WARNING },
	{ .name = "INFO", .value = LTTNG_LOGLEVEL_JUL_INFO },
	{ .name = "JUL_INFO", .value = LTTNG_LOGLEVEL_JUL_INFO },
	{ .name = "CONFIG", .value = LTTNG_LOGLEVEL_JUL_CONFIG },
	{ .name = "JUL_CONFIG", .value = LTTNG_LOGLEVEL_JUL_CONFIG },
	{ .name = "FINE", .value = LTTNG_LOGLEVEL_JUL_FINE },
	{ .name = "JUL_FINE", .value = LTTNG_LOGLEVEL_JUL_FINE },
	{ .name = "FINER", .value = LTTNG_LOGLEVEL_JUL_FINER },
	{ .name = "JUL_FINER", .value = LTTNG_LOGLEVEL_JUL_FINER },
	{ .name = "FINEST", .value = LTTNG_LOGLEVEL_JUL_FINEST },
	{ .name = "JUL_FINEST", .value = LTTNG_LOGLEVEL_JUL_FINEST },
	{ .name = "ALL", .value = LTTNG_LOGLEVEL_JUL_ALL },
	{ .name = "JUL_ALL", .value = LTTNG_LOGLEVEL_JUL_ALL },
};

static
const struct loglevel_name_value loglevel_python_values[] = {
	{ .name = "CRITICAL", .value = LTTNG_LOGLEVEL_PYTHON_CRITICAL },
	{ .name = "PYTHON_CRITICAL", .value = LTTNG_LOGLEVEL_PYTHON_CRITICAL },
	{ .name = "ERROR", .value = LTTNG_LOGLEVEL_PYTHON_ERROR },
	{ .name = "PYTHON_ERROR", .value = LTTNG_LOGLEVEL_PYTHON_ERROR },
	{ .name = "WARNING", .value = LTTNG_LOGLEVEL_PYTHON_WARNING },
	{ .name = "PYTHON_WARNING", .value = LTTNG_LOGLEVEL_PYTHON_WARNING },
	{ .name = "INFO", .value = LTTNG_LOGLEVEL_PYTHON_INFO },
	{ .name = "PYTHON_INFO", .value = LTTNG_LOGLEVEL_PYTHON_INFO },
	{ .name = "DEBUG", .value = LTTNG_LOGLEVEL_PYTHON_DEBUG },
	{ .name = "PYTNON_DEBUG", .value = LTTNG_LOGLEVEL_PYTHON_DEBUG },
	{ .name = "NOTSET", .value = LTTNG_LOGLEVEL_PYTHON_NOTSET },
	{ .name = "PYTHON_NOTSET", .value = LTTNG_LOGLEVEL_PYTHON_NOTSET },
};

static
bool string_equal_insensitive(const char *a, const char *b)
{
	return strcasecmp(a, b) == 0;
}

static
int lookup_value_from_name(const struct loglevel_name_value values[],
		size_t values_count, const char *name)
{
	size_t i;
	int ret = -1;

	if (!name) {
		goto end;
	}

	for (i = 0; i < values_count; i++) {
		if (string_equal_insensitive(values[i].name, name)) {
			/* Match found. */
			ret = values[i].value;
			goto end;
		}
	}

end:
	return ret;
}

static bool loglevel_parse_range_string_common(const char *str,
		const struct loglevel_name_value *nvs,
		size_t nvs_count,
		int *min,
		int *max)
{
	bool ret;
	int i;
	const struct loglevel_name_value *nv;

	for (i = 0; i < nvs_count; i++) {
		nv = &nvs[i];

		if (strncmp(str, nv->name, strlen(nv->name)) == 0) {
			break;
		}
	}

	if (i == nvs_count) {
		goto error;
	}

	*min = nv->value;
	str += strlen(nv->name);

	if (*str == '\0') {
		*max = nv->value;
		ret = true;
		goto end;
	}

	if (strncmp(str, "..", strlen("..")) != 0) {
		goto error;
	}

	str += strlen("..");

	if (*str == '\0') {
		*max = LTTNG_LOGLEVEL_EMERG;
		ret = true;
		goto end;
	}

	for (i = 0; i < nvs_count; i++) {
		nv = &nvs[i];

		if (strcmp(str, nv->name) == 0) {
			break;
		}
	}

	if (i == nvs_count) {
		goto error;
	}

	*max = nv->value;

	ret = true;
	goto end;

error:
	ret = false;

end:
	return ret;
}

int loglevel_name_to_value(const char *name, enum lttng_loglevel *loglevel)
{
	int ret = lookup_value_from_name(loglevel_values,
			ARRAY_SIZE(loglevel_values), name);

	if (ret >= 0) {
		*loglevel = (typeof(*loglevel)) ret;
		ret = 0;
	}

	return ret;
}

bool loglevel_parse_range_string(const char *str,
		enum lttng_loglevel *min,
		enum lttng_loglevel *max)
{
	int min_int, max_int;
	bool ret = loglevel_parse_range_string_common(str, loglevel_values,
			ARRAY_SIZE(loglevel_values), &min_int, &max_int);

	*min = (lttng_loglevel) min_int;
	*max = (lttng_loglevel) max_int;

	return ret;
}

int loglevel_log4j_name_to_value(
		const char *name, enum lttng_loglevel_log4j *loglevel)
{
	int ret = lookup_value_from_name(loglevel_log4j_values,
			ARRAY_SIZE(loglevel_log4j_values),
			name);

	if (ret >= 0) {
		*loglevel = (typeof(*loglevel)) ret;
		ret = 0;
	}

	return ret;
}

bool loglevel_log4j_parse_range_string(const char *str,
		enum lttng_loglevel_log4j *min,
		enum lttng_loglevel_log4j *max)
{
	int min_int, max_int;
	bool ret = loglevel_parse_range_string_common(str,
			loglevel_log4j_values,
			ARRAY_SIZE(loglevel_log4j_values), &min_int, &max_int);

	*min = (lttng_loglevel_log4j) min_int;
	*max = (lttng_loglevel_log4j) max_int;

	return ret;
}

int loglevel_jul_name_to_value(
		const char *name, enum lttng_loglevel_jul *loglevel)
{
	int ret = lookup_value_from_name(loglevel_jul_values,
			ARRAY_SIZE(loglevel_jul_values),
			name);

	if (ret >= 0) {
		*loglevel = (typeof(*loglevel)) ret;
		ret = 0;
	}

	return ret;
}

bool loglevel_jul_parse_range_string(const char *str,
		enum lttng_loglevel_jul *min,
		enum lttng_loglevel_jul *max)
{
	int min_int, max_int;
	bool ret = loglevel_parse_range_string_common(str, loglevel_jul_values,
			ARRAY_SIZE(loglevel_jul_values), &min_int, &max_int);

	*min = (lttng_loglevel_jul) min_int;
	*max = (lttng_loglevel_jul) max_int;

	return ret;
}

int loglevel_python_name_to_value(
		const char *name, enum lttng_loglevel_python *loglevel)
{
	int ret = lookup_value_from_name(loglevel_python_values,
			ARRAY_SIZE(loglevel_python_values),
			name);

	if (ret >= 0) {
		*loglevel = (typeof(*loglevel)) ret;
		ret = 0;
	}

	return ret;
}

bool loglevel_python_parse_range_string(const char *str,
		enum lttng_loglevel_python *min,
		enum lttng_loglevel_python *max)
{
	int min_int, max_int;
	bool ret = loglevel_parse_range_string_common(str,
			loglevel_python_values,
			ARRAY_SIZE(loglevel_python_values), &min_int, &max_int);

	*min = (lttng_loglevel_python) min_int;
	*max = (lttng_loglevel_python) max_int;

	return ret;
}

static
const char *lookup_name_from_value(const struct loglevel_name_value values[],
		size_t values_count, int loglevel)
{
	size_t i;
	const char *name = NULL;

	for (i = 0; i < values_count; i++) {
		if (values[i].value == loglevel) {
			/* Match found. */
			name = values[i].name;
			goto end;
		}
	}

end:
	return name;
}

const char *loglevel_value_to_name(int loglevel)
{
	return lookup_name_from_value(
			loglevel_values, ARRAY_SIZE(loglevel_values), loglevel);
}

const char *loglevel_log4j_value_to_name(int loglevel)
{
	return lookup_name_from_value(loglevel_log4j_values,
			ARRAY_SIZE(loglevel_log4j_values), loglevel);
}

const char *loglevel_jul_value_to_name(int loglevel)
{
	return lookup_name_from_value(loglevel_jul_values,
			ARRAY_SIZE(loglevel_jul_values), loglevel);
}

const char *loglevel_python_value_to_name(int loglevel)
{
	return lookup_name_from_value(loglevel_python_values,
			ARRAY_SIZE(loglevel_python_values), loglevel);
}
Commit	Line	Data
7e8f2e9c JG	1	/*
	2	* Copyright (C) 2021 Jérémie Galarneau <jeremie.galarneau@efficios.com>
	3	*
	4	* SPDX-License-Identifier: GPL-2.0-only
	5	*
	6	*/
	7
c9e313bc	8	#include "loglevel.hpp"
7e8f2e9c	9	#include <string.h>
f41294ed	10	#include <strings.h>
7e8f2e9c	11	#include <ctype.h>
7e8f2e9c	12
f1494934	13	namespace {
7e8f2e9c JG	14	struct loglevel_name_value {
	15	const char *name;
	16	int value;
	17	};
f1494934	18	} /* namespace */
7e8f2e9c JG	19
	20	static
	21	const struct loglevel_name_value loglevel_values[] = {
7e8f2e9c	22	{ .name = "EMERG", .value = LTTNG_LOGLEVEL_EMERG },
85b05318	23	{ .name = "TRACE_EMERG", .value = LTTNG_LOGLEVEL_EMERG },
7e8f2e9c	24	{ .name = "ALERT", .value = LTTNG_LOGLEVEL_ALERT },
85b05318	25	{ .name = "TRACE_ALERT", .value = LTTNG_LOGLEVEL_ALERT },
7e8f2e9c	26	{ .name = "CRIT", .value = LTTNG_LOGLEVEL_CRIT },
85b05318	27	{ .name = "TRACE_CRIT", .value = LTTNG_LOGLEVEL_CRIT },
7e8f2e9c	28	{ .name = "ERR", .value = LTTNG_LOGLEVEL_ERR },
85b05318	29	{ .name = "TRACE_ERR", .value = LTTNG_LOGLEVEL_ERR },
7e8f2e9c	30	{ .name = "WARNING", .value = LTTNG_LOGLEVEL_WARNING },
85b05318	31	{ .name = "TRACE_WARNING", .value = LTTNG_LOGLEVEL_WARNING },
7e8f2e9c	32	{ .name = "NOTICE", .value = LTTNG_LOGLEVEL_NOTICE },
85b05318	33	{ .name = "TRACE_NOTICE", .value = LTTNG_LOGLEVEL_NOTICE },
7e8f2e9c	34	{ .name = "INFO", .value = LTTNG_LOGLEVEL_INFO },
85b05318	35	{ .name = "TRACE_INFO", .value = LTTNG_LOGLEVEL_INFO },
7e8f2e9c	36	{ .name = "DEBUG_SYSTEM", .value = LTTNG_LOGLEVEL_DEBUG_SYSTEM },
85b05318	37	{ .name = "TRACE_DEBUG_SYSTEM", .value = LTTNG_LOGLEVEL_DEBUG_SYSTEM },
7e8f2e9c	38	{ .name = "SYSTEM", .value = LTTNG_LOGLEVEL_DEBUG_SYSTEM },
7e8f2e9c	39	{ .name = "DEBUG_PROGRAM", .value = LTTNG_LOGLEVEL_DEBUG_PROGRAM },
85b05318	40	{ .name = "TRACE_DEBUG_PROGRAM", .value = LTTNG_LOGLEVEL_DEBUG_PROGRAM },
7e8f2e9c	41	{ .name = "PROGRAM", .value = LTTNG_LOGLEVEL_DEBUG_PROGRAM },
7e8f2e9c	42	{ .name = "DEBUG_PROCESS", .value = LTTNG_LOGLEVEL_DEBUG_PROCESS },
85b05318	43	{ .name = "TRACE_DEBUG_PROCESS", .value = LTTNG_LOGLEVEL_DEBUG_PROCESS },
7e8f2e9c	44	{ .name = "PROCESS", .value = LTTNG_LOGLEVEL_DEBUG_PROCESS },
7e8f2e9c	45	{ .name = "DEBUG_MODULE", .value = LTTNG_LOGLEVEL_DEBUG_MODULE },
85b05318	46	{ .name = "TRACE_DEBUG_MODULE", .value = LTTNG_LOGLEVEL_DEBUG_MODULE },
7e8f2e9c	47	{ .name = "MODULE", .value = LTTNG_LOGLEVEL_DEBUG_MODULE },
7e8f2e9c	48	{ .name = "DEBUG_UNIT", .value = LTTNG_LOGLEVEL_DEBUG_UNIT },
85b05318	49	{ .name = "TRACE_DEBUG_UNIT", .value = LTTNG_LOGLEVEL_DEBUG_UNIT },
7e8f2e9c	50	{ .name = "UNIT", .value = LTTNG_LOGLEVEL_DEBUG_UNIT },
7e8f2e9c	51	{ .name = "DEBUG_FUNCTION", .value = LTTNG_LOGLEVEL_DEBUG_FUNCTION },
85b05318	52	{ .name = "TRACE_DEBUG_FUNCTION", .value = LTTNG_LOGLEVEL_DEBUG_FUNCTION },
7e8f2e9c	53	{ .name = "FUNCTION", .value = LTTNG_LOGLEVEL_DEBUG_FUNCTION },
7e8f2e9c	54	{ .name = "DEBUG_LINE", .value = LTTNG_LOGLEVEL_DEBUG_LINE },
85b05318	55	{ .name = "TRACE_DEBUG_LINE", .value = LTTNG_LOGLEVEL_DEBUG_LINE },
7e8f2e9c	56	{ .name = "LINE", .value = LTTNG_LOGLEVEL_DEBUG_LINE },
7e8f2e9c	57	{ .name = "DEBUG", .value = LTTNG_LOGLEVEL_DEBUG },
85b05318	58	{ .name = "TRACE_DEBUG", .value = LTTNG_LOGLEVEL_DEBUG },
7e8f2e9c JG	59	};
	60
	61	static
	62	const struct loglevel_name_value loglevel_log4j_values[] = {
7e8f2e9c	63	{ .name = "OFF", .value = LTTNG_LOGLEVEL_LOG4J_OFF },
85b05318	64	{ .name = "LOG4J_OFF", .value = LTTNG_LOGLEVEL_LOG4J_OFF },
7e8f2e9c	65	{ .name = "FATAL", .value = LTTNG_LOGLEVEL_LOG4J_FATAL },
85b05318	66	{ .name = "LOG4J_FATAL", .value = LTTNG_LOGLEVEL_LOG4J_FATAL },
7e8f2e9c	67	{ .name = "ERROR", .value = LTTNG_LOGLEVEL_LOG4J_ERROR },
85b05318	68	{ .name = "LOG4J_ERROR", .value = LTTNG_LOGLEVEL_LOG4J_ERROR },
7e8f2e9c	69	{ .name = "WARN", .value = LTTNG_LOGLEVEL_LOG4J_WARN },
85b05318	70	{ .name = "LOG4J_WARN", .value = LTTNG_LOGLEVEL_LOG4J_WARN },
7e8f2e9c	71	{ .name = "INFO", .value = LTTNG_LOGLEVEL_LOG4J_INFO },
85b05318	72	{ .name = "LOG4J_INFO", .value = LTTNG_LOGLEVEL_LOG4J_INFO },
7e8f2e9c	73	{ .name = "DEBUG", .value = LTTNG_LOGLEVEL_LOG4J_DEBUG },
85b05318	74	{ .name = "LOG4J_DEBUG", .value = LTTNG_LOGLEVEL_LOG4J_DEBUG },
7e8f2e9c	75	{ .name = "TRACE", .value = LTTNG_LOGLEVEL_LOG4J_TRACE },
85b05318	76	{ .name = "LOG4J_TRACE", .value = LTTNG_LOGLEVEL_LOG4J_TRACE },
7e8f2e9c	77	{ .name = "ALL", .value = LTTNG_LOGLEVEL_LOG4J_ALL },
85b05318	78	{ .name = "LOG4J_ALL", .value = LTTNG_LOGLEVEL_LOG4J_ALL },
7e8f2e9c JG	79	};
	80
	81	static
	82	const struct loglevel_name_value loglevel_jul_values[] = {
7e8f2e9c	83	{ .name = "OFF", .value = LTTNG_LOGLEVEL_JUL_OFF },
85b05318	84	{ .name = "JUL_OFF", .value = LTTNG_LOGLEVEL_JUL_OFF },
7e8f2e9c	85	{ .name = "SEVERE", .value = LTTNG_LOGLEVEL_JUL_SEVERE },
85b05318	86	{ .name = "JUL_SEVERE", .value = LTTNG_LOGLEVEL_JUL_SEVERE },
7e8f2e9c	87	{ .name = "WARNING", .value = LTTNG_LOGLEVEL_JUL_WARNING },
85b05318	88	{ .name = "JUL_WARNING", .value = LTTNG_LOGLEVEL_JUL_WARNING },
7e8f2e9c	89	{ .name = "INFO", .value = LTTNG_LOGLEVEL_JUL_INFO },
85b05318	90	{ .name = "JUL_INFO", .value = LTTNG_LOGLEVEL_JUL_INFO },
7e8f2e9c	91	{ .name = "CONFIG", .value = LTTNG_LOGLEVEL_JUL_CONFIG },
85b05318	92	{ .name = "JUL_CONFIG", .value = LTTNG_LOGLEVEL_JUL_CONFIG },
7e8f2e9c	93	{ .name = "FINE", .value = LTTNG_LOGLEVEL_JUL_FINE },
85b05318	94	{ .name = "JUL_FINE", .value = LTTNG_LOGLEVEL_JUL_FINE },
7e8f2e9c	95	{ .name = "FINER", .value = LTTNG_LOGLEVEL_JUL_FINER },
85b05318	96	{ .name = "JUL_FINER", .value = LTTNG_LOGLEVEL_JUL_FINER },
7e8f2e9c	97	{ .name = "FINEST", .value = LTTNG_LOGLEVEL_JUL_FINEST },
85b05318	98	{ .name = "JUL_FINEST", .value = LTTNG_LOGLEVEL_JUL_FINEST },
7e8f2e9c	99	{ .name = "ALL", .value = LTTNG_LOGLEVEL_JUL_ALL },
85b05318	100	{ .name = "JUL_ALL", .value = LTTNG_LOGLEVEL_JUL_ALL },
7e8f2e9c JG	101	};
	102
	103	static
	104	const struct loglevel_name_value loglevel_python_values[] = {
7e8f2e9c	105	{ .name = "CRITICAL", .value = LTTNG_LOGLEVEL_PYTHON_CRITICAL },
85b05318	106	{ .name = "PYTHON_CRITICAL", .value = LTTNG_LOGLEVEL_PYTHON_CRITICAL },
7e8f2e9c	107	{ .name = "ERROR", .value = LTTNG_LOGLEVEL_PYTHON_ERROR },
85b05318	108	{ .name = "PYTHON_ERROR", .value = LTTNG_LOGLEVEL_PYTHON_ERROR },
7e8f2e9c	109	{ .name = "WARNING", .value = LTTNG_LOGLEVEL_PYTHON_WARNING },
85b05318	110	{ .name = "PYTHON_WARNING", .value = LTTNG_LOGLEVEL_PYTHON_WARNING },
7e8f2e9c	111	{ .name = "INFO", .value = LTTNG_LOGLEVEL_PYTHON_INFO },
85b05318	112	{ .name = "PYTHON_INFO", .value = LTTNG_LOGLEVEL_PYTHON_INFO },
7e8f2e9c	113	{ .name = "DEBUG", .value = LTTNG_LOGLEVEL_PYTHON_DEBUG },
85b05318	114	{ .name = "PYTNON_DEBUG", .value = LTTNG_LOGLEVEL_PYTHON_DEBUG },
7e8f2e9c	115	{ .name = "NOTSET", .value = LTTNG_LOGLEVEL_PYTHON_NOTSET },
85b05318	116	{ .name = "PYTHON_NOTSET", .value = LTTNG_LOGLEVEL_PYTHON_NOTSET },
7e8f2e9c JG	117	};
	118
	119	static
	120	bool string_equal_insensitive(const char a, const char b)
	121	{
f41294ed	122	return strcasecmp(a, b) == 0;
7e8f2e9c JG	123	}
	124
	125	static
	126	int lookup_value_from_name(const struct loglevel_name_value values[],
	127	size_t values_count, const char *name)
	128	{
	129	size_t i;
	130	int ret = -1;
	131
	132	if (!name) {
	133	goto end;
	134	}
	135
	136	for (i = 0; i < values_count; i++) {
	137	if (string_equal_insensitive(values[i].name, name)) {
	138	/* Match found. */
	139	ret = values[i].value;
	140	goto end;
	141	}
	142	}
	143
	144	end:
	145	return ret;
	146	}
	147
949f049b SM	148	static bool loglevel_parse_range_string_common(const char *str,
	149	const struct loglevel_name_value *nvs,
	150	size_t nvs_count,
	151	int *min,
	152	int *max)
	153	{
	154	bool ret;
	155	int i;
	156	const struct loglevel_name_value *nv;
	157
	158	for (i = 0; i < nvs_count; i++) {
	159	nv = &nvs[i];
	160
	161	if (strncmp(str, nv->name, strlen(nv->name)) == 0) {
	162	break;
	163	}
	164	}
	165
	166	if (i == nvs_count) {
	167	goto error;
	168	}
	169
	170	*min = nv->value;
	171	str += strlen(nv->name);
	172
	173	if (*str == '\0') {
	174	*max = nv->value;
	175	ret = true;
	176	goto end;
	177	}
	178
	179	if (strncmp(str, "..", strlen("..")) != 0) {
	180	goto error;
	181	}
	182
	183	str += strlen("..");
	184
	185	if (*str == '\0') {
	186	*max = LTTNG_LOGLEVEL_EMERG;
	187	ret = true;
	188	goto end;
	189	}
	190
	191	for (i = 0; i < nvs_count; i++) {
	192	nv = &nvs[i];
	193
	194	if (strcmp(str, nv->name) == 0) {
	195	break;
	196	}
	197	}
	198
	199	if (i == nvs_count) {
	200	goto error;
	201	}
	202
	203	*max = nv->value;
	204
	205	ret = true;
	206	goto end;
	207
	208	error:
	209	ret = false;
	210
	211	end:
212	return ret;
213	}
214
7e8f2e9c JG	215	int loglevel_name_to_value(const char name, enum lttng_loglevel loglevel)
	216	{
	217	int ret = lookup_value_from_name(loglevel_values,
00608d5a	218	ARRAY_SIZE(loglevel_values), name);
7e8f2e9c JG	219
	220	if (ret >= 0) {
	221	loglevel = (typeof(loglevel)) ret;
	222	ret = 0;
	223	}
	224
	225	return ret;
	226	}
	227
949f049b SM	228	bool loglevel_parse_range_string(const char *str,
	229	enum lttng_loglevel *min,
	230	enum lttng_loglevel *max)
	231	{
	232	int min_int, max_int;
	233	bool ret = loglevel_parse_range_string_common(str, loglevel_values,
	234	ARRAY_SIZE(loglevel_values), &min_int, &max_int);
	235
48a40005 SM	236	*min = (lttng_loglevel) min_int;
48a40005 SM	237	*max = (lttng_loglevel) max_int;
949f049b SM	238
	239	return ret;
	240	}
	241
7e8f2e9c JG	242	int loglevel_log4j_name_to_value(
	243	const char name, enum lttng_loglevel_log4j loglevel)
	244	{
	245	int ret = lookup_value_from_name(loglevel_log4j_values,
00608d5a	246	ARRAY_SIZE(loglevel_log4j_values),
7e8f2e9c JG	247	name);
	248
	249	if (ret >= 0) {
	250	loglevel = (typeof(loglevel)) ret;
	251	ret = 0;
	252	}
	253
	254	return ret;
	255	}
	256
949f049b SM	257	bool loglevel_log4j_parse_range_string(const char *str,
	258	enum lttng_loglevel_log4j *min,
	259	enum lttng_loglevel_log4j *max)
	260	{
	261	int min_int, max_int;
	262	bool ret = loglevel_parse_range_string_common(str,
	263	loglevel_log4j_values,
	264	ARRAY_SIZE(loglevel_log4j_values), &min_int, &max_int);
	265
48a40005 SM	266	*min = (lttng_loglevel_log4j) min_int;
48a40005 SM	267	*max = (lttng_loglevel_log4j) max_int;
949f049b SM	268
	269	return ret;
	270	}
	271
7e8f2e9c JG	272	int loglevel_jul_name_to_value(
	273	const char name, enum lttng_loglevel_jul loglevel)
	274	{
	275	int ret = lookup_value_from_name(loglevel_jul_values,
00608d5a	276	ARRAY_SIZE(loglevel_jul_values),
7e8f2e9c JG	277	name);
	278
	279	if (ret >= 0) {
	280	loglevel = (typeof(loglevel)) ret;
	281	ret = 0;
	282	}
	283
	284	return ret;
	285	}
	286
949f049b SM	287	bool loglevel_jul_parse_range_string(const char *str,
	288	enum lttng_loglevel_jul *min,
	289	enum lttng_loglevel_jul *max)
	290	{
	291	int min_int, max_int;
	292	bool ret = loglevel_parse_range_string_common(str, loglevel_jul_values,
	293	ARRAY_SIZE(loglevel_jul_values), &min_int, &max_int);
	294
48a40005 SM	295	*min = (lttng_loglevel_jul) min_int;
48a40005 SM	296	*max = (lttng_loglevel_jul) max_int;
949f049b SM	297
	298	return ret;
	299	}
	300
7e8f2e9c JG	301	int loglevel_python_name_to_value(
	302	const char name, enum lttng_loglevel_python loglevel)
	303	{
	304	int ret = lookup_value_from_name(loglevel_python_values,
00608d5a	305	ARRAY_SIZE(loglevel_python_values),
7e8f2e9c JG	306	name);
	307
	308	if (ret >= 0) {
	309	loglevel = (typeof(loglevel)) ret;
	310	ret = 0;
	311	}
	312
949f049b SM	313	return ret;
	314	}
	315
949f049b SM	316	bool loglevel_python_parse_range_string(const char *str,
	317	enum lttng_loglevel_python *min,
	318	enum lttng_loglevel_python *max)
	319	{
	320	int min_int, max_int;
	321	bool ret = loglevel_parse_range_string_common(str,
	322	loglevel_python_values,
	323	ARRAY_SIZE(loglevel_python_values), &min_int, &max_int);
	324
48a40005 SM	325	*min = (lttng_loglevel_python) min_int;
48a40005 SM	326	*max = (lttng_loglevel_python) max_int;
949f049b	327
7e8f2e9c	328	return ret;
00608d5a	329	}
85b05318 JR	330
	331	static
	332	const char *lookup_name_from_value(const struct loglevel_name_value values[],
	333	size_t values_count, int loglevel)
	334	{
	335	size_t i;
	336	const char *name = NULL;
	337
	338	for (i = 0; i < values_count; i++) {
	339	if (values[i].value == loglevel) {
	340	/* Match found. */
	341	name = values[i].name;
	342	goto end;
	343	}
	344	}
	345
	346	end:
	347	return name;
	348	}
	349
85b05318 JR	350	const char *loglevel_value_to_name(int loglevel)
	351	{
	352	return lookup_name_from_value(
	353	loglevel_values, ARRAY_SIZE(loglevel_values), loglevel);
	354	}
	355
85b05318 JR	356	const char *loglevel_log4j_value_to_name(int loglevel)
	357	{
	358	return lookup_name_from_value(loglevel_log4j_values,
	359	ARRAY_SIZE(loglevel_log4j_values), loglevel);
	360	}
	361
85b05318 JR	362	const char *loglevel_jul_value_to_name(int loglevel)
	363	{
	364	return lookup_name_from_value(loglevel_jul_values,
	365	ARRAY_SIZE(loglevel_jul_values), loglevel);
	366	}
	367
85b05318 JR	368	const char *loglevel_python_value_to_name(int loglevel)
	369	{
	370	return lookup_name_from_value(loglevel_python_values,
	371	ARRAY_SIZE(loglevel_python_values), loglevel);
	372	}