[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.h"
#include <string.h>
#include <strings.h>
#include <ctype.h>

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

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