[sigrok-cli.git] / main.c

/*
 * This file is part of the sigrok-cli project.
 *
 * Copyright (C) 2013 Bert Vermeulen <bert@biot.com>
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#include <config.h>
#include <stdlib.h>
#include <glib.h>
#include "sigrok-cli.h"

struct sr_context *sr_ctx = NULL;
#ifdef HAVE_SRD
struct srd_session *srd_sess = NULL;
#endif

static void logger(const gchar *log_domain, GLogLevelFlags log_level,
		   const gchar *message, gpointer cb_data)
{
	(void)log_domain;
	(void)cb_data;

	/*
	 * All messages, warnings, errors etc. go to stderr (not stdout) in
	 * order to not mess up the CLI tool data output, e.g. VCD output.
	 */
	if (log_level & (G_LOG_LEVEL_ERROR | G_LOG_LEVEL_CRITICAL | G_LOG_LEVEL_WARNING)
			|| opt_loglevel > SR_LOG_WARN) {
		fprintf(stderr, "%s\n", message);
		fflush(stderr);
	}

	if (log_level & (G_LOG_LEVEL_ERROR | G_LOG_LEVEL_CRITICAL))
		exit(1);

}

int select_channels(struct sr_dev_inst *sdi)
{
	struct sr_channel *ch;
	gboolean enabled;
	GSList *selected_channels, *l, *channels;

	channels = sr_dev_inst_channels_get(sdi);

	if (opt_channels) {
		if (!(selected_channels = parse_channelstring(sdi, opt_channels)))
			return SR_ERR;

		for (l = channels; l; l = l->next) {
			ch = l->data;
			enabled = (g_slist_find(selected_channels, ch) != NULL);
			if (sr_dev_channel_enable(ch, enabled) != SR_OK)
				return SR_ERR;
		}
		g_slist_free(selected_channels);
	}
#ifdef HAVE_SRD
	map_pd_channels(sdi);
#endif
	return SR_OK;
}

gboolean config_key_has_cap(struct sr_dev_driver *driver,
		const struct sr_dev_inst *sdi, struct sr_channel_group *cg,
		uint32_t key, uint32_t capability)
{
	GVariant *gvar_opts;
	const uint32_t *opts;
	gsize num_opts, i;
	gboolean result;

	if (sr_config_list(driver, sdi, cg, SR_CONF_DEVICE_OPTIONS,
			&gvar_opts) != SR_OK)
		return FALSE;

	opts = g_variant_get_fixed_array(gvar_opts, &num_opts, sizeof(uint32_t));
	result = FALSE;
	for (i = 0; i < num_opts; i++) {
		if ((opts[i] & SR_CONF_MASK) == key) {
			if ((opts[i] & capability) == capability)
				result = TRUE;
			else
				result = FALSE;
			break;
		}
	}
	g_variant_unref(gvar_opts);

	return result;
}

int maybe_config_get(struct sr_dev_driver *driver,
		const struct sr_dev_inst *sdi, struct sr_channel_group *cg,
		uint32_t key, GVariant **gvar)
{
	if (config_key_has_cap(driver, sdi, cg, key, SR_CONF_GET))
		return sr_config_get(driver, sdi, cg, key, gvar);

	return SR_ERR_NA;
}

int maybe_config_set(struct sr_dev_driver *driver,
		const struct sr_dev_inst *sdi, struct sr_channel_group *cg,
		uint32_t key, GVariant *gvar)
{
	if (config_key_has_cap(driver, sdi, cg, key, SR_CONF_SET))
		return sr_config_set(sdi, cg, key, gvar);

	return SR_ERR_NA;
}

int maybe_config_list(struct sr_dev_driver *driver,
		const struct sr_dev_inst *sdi, struct sr_channel_group *cg,
		uint32_t key, GVariant **gvar)
{
	if (config_key_has_cap(driver, sdi, cg, key, SR_CONF_LIST))
		return sr_config_list(driver, sdi, cg, key, gvar);

	return SR_ERR_NA;
}

static void get_option(void)
{
	struct sr_dev_inst *sdi;
	struct sr_channel_group *cg;
	const struct sr_key_info *ci;
	GSList *devices;
	GVariant *gvar;
	GHashTable *devargs;
	int ret;
	char *s;
	struct sr_dev_driver *driver;

	if (!(devices = device_scan())) {
		g_critical("No devices found.");
		return;
	}
	sdi = devices->data;
	g_slist_free(devices);

	driver = sr_dev_inst_driver_get(sdi);

	if (sr_dev_open(sdi) != SR_OK) {
		g_critical("Failed to open device.");
		return;
	}

	cg = select_channel_group(sdi);
	if (!(ci = sr_key_info_name_get(SR_KEY_CONFIG, opt_get)))
		g_critical("Unknown option '%s'", opt_get);

	if ((devargs = parse_generic_arg(opt_config, FALSE)))
		set_dev_options(sdi, devargs);
	else devargs = NULL;

	if ((ret = maybe_config_get(driver, sdi, cg, ci->key, &gvar)) != SR_OK)
		g_critical("Failed to get '%s': %s", opt_get, sr_strerror(ret));
	s = g_variant_print(gvar, FALSE);
	printf("%s\n", s);
	g_free(s);

	g_variant_unref(gvar);
	sr_dev_close(sdi);
	if (devargs)
		g_hash_table_destroy(devargs);
}

static void set_options(void)
{
	struct sr_dev_inst *sdi;
	GSList *devices;
	GHashTable *devargs;

	if (!opt_config) {
		g_critical("No setting specified.");
		return;
	}

	if (!(devargs = parse_generic_arg(opt_config, FALSE)))
		return;

	if (!(devices = device_scan())) {
		g_critical("No devices found.");
		return;
	}
	sdi = devices->data;
	g_slist_free(devices);

	if (sr_dev_open(sdi) != SR_OK) {
		g_critical("Failed to open device.");
		return;
	}

	set_dev_options(sdi, devargs);

	sr_dev_close(sdi);
	g_hash_table_destroy(devargs);

}

int main(int argc, char **argv)
{
	g_log_set_default_handler(logger, NULL);

	if (parse_options(argc, argv)) {
		return 1;
	}

	/* Set the loglevel (amount of messages to output) for libsigrok. */
	if (sr_log_loglevel_set(opt_loglevel) != SR_OK)
		goto done;

	if (sr_init(&sr_ctx) != SR_OK)
		goto done;

#ifdef HAVE_SRD
	/* Set the loglevel (amount of messages to output) for libsigrokdecode. */
	if (srd_log_loglevel_set(opt_loglevel) != SRD_OK)
		goto done;

	if (opt_pds) {
		if (srd_init(NULL) != SRD_OK)
			goto done;
		if (srd_session_new(&srd_sess) != SRD_OK) {
			g_critical("Failed to create new decode session.");
			goto done;
		}
		if (register_pds(opt_pds, opt_pd_annotations) != 0)
			goto done;
		if (setup_pd_stack(opt_pds, opt_pd_stack, opt_pd_annotations) != 0)
			goto done;

		/* Only one output type is ever shown. */
		if (opt_pd_binary) {
			if (setup_pd_binary(opt_pd_binary) != 0)
				goto done;
			if (srd_pd_output_callback_add(srd_sess, SRD_OUTPUT_BINARY,
					show_pd_binary, NULL) != SRD_OK)
				goto done;
		} else if (opt_pd_meta) {
			if (setup_pd_meta(opt_pd_meta) != 0)
				goto done;
			if (srd_pd_output_callback_add(srd_sess, SRD_OUTPUT_META,
					show_pd_meta, NULL) != SRD_OK)
				goto done;
		} else {
			if (opt_pd_annotations)
				if (setup_pd_annotations(opt_pd_annotations) != 0)
					goto done;
			if (srd_pd_output_callback_add(srd_sess, SRD_OUTPUT_ANN,
					show_pd_annotations, NULL) != SRD_OK)
				goto done;
		}
	}
#endif

	if (opt_version)
		show_version();
	else if (opt_input_format && opt_show)
		show_input();
	else if (opt_output_format && opt_show)
		show_output();
	else if (opt_transform_module && opt_show)
		show_transform();
	else if (opt_scan_devs)
		show_dev_list();
#ifdef HAVE_SRD
	else if (opt_pds && opt_show)
		show_pd_detail();
#endif
	else if (opt_show)
		show_dev_detail();
	else if (opt_input_file)
		load_input_file();
	else if (opt_get)
		get_option();
	else if (opt_set)
		set_options();
	else if (opt_samples || opt_time || opt_frames || opt_continuous)
		run_session();
	else
		show_help();

#ifdef HAVE_SRD
	if (opt_pds)
		srd_exit();
#endif

done:
	if (sr_ctx)
		sr_exit(sr_ctx);

	return 0;
}
Commit	Line	Data
2be182e6 BV	1	/*
	2	* This file is part of the sigrok-cli project.
	3	*
	4	* Copyright (C) 2013 Bert Vermeulen <bert@biot.com>
	5	*
	6	* This program is free software: you can redistribute it and/or modify
	7	* it under the terms of the GNU General Public License as published by
	8	* the Free Software Foundation, either version 3 of the License, or
	9	* (at your option) any later version.
	10	*
	11	* This program is distributed in the hope that it will be useful,
	12	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	13	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	14	* GNU General Public License for more details.
	15	*
	16	* You should have received a copy of the GNU General Public License
	17	* along with this program. If not, see <http://www.gnu.org/licenses/>.
	18	*/
	19
d486cbdd	20	#include <config.h>
8d52f788	21	#include <stdlib.h>
2be182e6	22	#include <glib.h>
662a1e27	23	#include "sigrok-cli.h"
2be182e6 BV	24
	25	struct sr_context *sr_ctx = NULL;
	26	#ifdef HAVE_SRD
	27	struct srd_session *srd_sess = NULL;
	28	#endif
	29
2be182e6 BV	30	static void logger(const gchar *log_domain, GLogLevelFlags log_level,
	31	const gchar *message, gpointer cb_data)
	32	{
	33	(void)log_domain;
	34	(void)cb_data;
	35
	36	/*
	37	* All messages, warnings, errors etc. go to stderr (not stdout) in
	38	* order to not mess up the CLI tool data output, e.g. VCD output.
	39	*/
	40	if (log_level & (G_LOG_LEVEL_ERROR \| G_LOG_LEVEL_CRITICAL \| G_LOG_LEVEL_WARNING)
	41	\|\| opt_loglevel > SR_LOG_WARN) {
	42	fprintf(stderr, "%s\n", message);
	43	fflush(stderr);
	44	}
	45
	46	if (log_level & (G_LOG_LEVEL_ERROR \| G_LOG_LEVEL_CRITICAL))
	47	exit(1);
	48
	49	}
	50
029d73fe	51	int select_channels(struct sr_dev_inst *sdi)
2be182e6	52	{
029d73fe	53	struct sr_channel *ch;
abb03685	54	gboolean enabled;
c6fa2b2e UH	55	GSList selected_channels, l, *channels;
	56
	57	channels = sr_dev_inst_channels_get(sdi);
2be182e6	58
3dfbfbc8 UH	59	if (opt_channels) {
3dfbfbc8 UH	60	if (!(selected_channels = parse_channelstring(sdi, opt_channels)))
39aedc34 DE	61	return SR_ERR;
39aedc34 DE	62
c6fa2b2e	63	for (l = channels; l; l = l->next) {
029d73fe	64	ch = l->data;
abb03685 ML	65	enabled = (g_slist_find(selected_channels, ch) != NULL);
	66	if (sr_dev_channel_enable(ch, enabled) != SR_OK)
	67	return SR_ERR;
39aedc34	68	}
029d73fe	69	g_slist_free(selected_channels);
2be182e6	70	}
39aedc34	71	#ifdef HAVE_SRD
3dfbfbc8	72	map_pd_channels(sdi);
39aedc34	73	#endif
2be182e6 BV	74	return SR_OK;
	75	}
	76
24bd9719 BV	77	gboolean config_key_has_cap(struct sr_dev_driver *driver,
	78	const struct sr_dev_inst sdi, struct sr_channel_group cg,
	79	uint32_t key, uint32_t capability)
	80	{
	81	GVariant *gvar_opts;
	82	const uint32_t *opts;
	83	gsize num_opts, i;
24278d3e	84	gboolean result;
24bd9719 BV	85
	86	if (sr_config_list(driver, sdi, cg, SR_CONF_DEVICE_OPTIONS,
	87	&gvar_opts) != SR_OK)
	88	return FALSE;
	89
	90	opts = g_variant_get_fixed_array(gvar_opts, &num_opts, sizeof(uint32_t));
24278d3e	91	result = FALSE;
24bd9719 BV	92	for (i = 0; i < num_opts; i++) {
	93	if ((opts[i] & SR_CONF_MASK) == key) {
	94	if ((opts[i] & capability) == capability)
24278d3e	95	result = TRUE;
24bd9719	96	else
24278d3e ML	97	result = FALSE;
24278d3e ML	98	break;
24bd9719 BV	99	}
24bd9719 BV	100	}
24278d3e	101	g_variant_unref(gvar_opts);
24bd9719	102
24278d3e	103	return result;
24bd9719 BV	104	}
	105
	106	int maybe_config_get(struct sr_dev_driver *driver,
	107	const struct sr_dev_inst sdi, struct sr_channel_group cg,
	108	uint32_t key, GVariant **gvar)
	109	{
	110	if (config_key_has_cap(driver, sdi, cg, key, SR_CONF_GET))
	111	return sr_config_get(driver, sdi, cg, key, gvar);
	112
	113	return SR_ERR_NA;
	114	}
	115
	116	int maybe_config_set(struct sr_dev_driver *driver,
	117	const struct sr_dev_inst sdi, struct sr_channel_group cg,
	118	uint32_t key, GVariant *gvar)
	119	{
	120	if (config_key_has_cap(driver, sdi, cg, key, SR_CONF_SET))
	121	return sr_config_set(sdi, cg, key, gvar);
	122
	123	return SR_ERR_NA;
	124	}
	125
	126	int maybe_config_list(struct sr_dev_driver *driver,
	127	const struct sr_dev_inst sdi, struct sr_channel_group cg,
	128	uint32_t key, GVariant **gvar)
	129	{
	130	if (config_key_has_cap(driver, sdi, cg, key, SR_CONF_LIST))
	131	return sr_config_list(driver, sdi, cg, key, gvar);
	132
	133	return SR_ERR_NA;
	134	}
	135
62a64762 BV	136	static void get_option(void)
	137	{
	138	struct sr_dev_inst *sdi;
	139	struct sr_channel_group *cg;
e4e4b472	140	const struct sr_key_info *ci;
62a64762 BV	141	GSList *devices;
62a64762 BV	142	GVariant *gvar;
88a195e4	143	GHashTable *devargs;
62a64762 BV	144	int ret;
62a64762 BV	145	char *s;
c6fa2b2e	146	struct sr_dev_driver *driver;
62a64762 BV	147
	148	if (!(devices = device_scan())) {
	149	g_critical("No devices found.");
	150	return;
	151	}
	152	sdi = devices->data;
	153	g_slist_free(devices);
	154
c6fa2b2e UH	155	driver = sr_dev_inst_driver_get(sdi);
c6fa2b2e UH	156
62a64762 BV	157	if (sr_dev_open(sdi) != SR_OK) {
	158	g_critical("Failed to open device.");
	159	return;
	160	}
	161
	162	cg = select_channel_group(sdi);
e4e4b472	163	if (!(ci = sr_key_info_name_get(SR_KEY_CONFIG, opt_get)))
62a64762 BV	164	g_critical("Unknown option '%s'", opt_get);
62a64762 BV	165
88a195e4 BV	166	if ((devargs = parse_generic_arg(opt_config, FALSE)))
	167	set_dev_options(sdi, devargs);
	168	else devargs = NULL;
	169
24bd9719	170	if ((ret = maybe_config_get(driver, sdi, cg, ci->key, &gvar)) != SR_OK)
62a64762 BV	171	g_critical("Failed to get '%s': %s", opt_get, sr_strerror(ret));
	172	s = g_variant_print(gvar, FALSE);
	173	printf("%s\n", s);
	174	g_free(s);
	175
	176	g_variant_unref(gvar);
	177	sr_dev_close(sdi);
88a195e4 BV	178	if (devargs)
88a195e4 BV	179	g_hash_table_destroy(devargs);
62a64762 BV	180	}
62a64762 BV	181
2be182e6 BV	182	static void set_options(void)
	183	{
	184	struct sr_dev_inst *sdi;
	185	GSList *devices;
	186	GHashTable *devargs;
	187
	188	if (!opt_config) {
	189	g_critical("No setting specified.");
	190	return;
	191	}
	192
	193	if (!(devargs = parse_generic_arg(opt_config, FALSE)))
	194	return;
	195
	196	if (!(devices = device_scan())) {
	197	g_critical("No devices found.");
	198	return;
	199	}
	200	sdi = devices->data;
b4eece7c	201	g_slist_free(devices);
2be182e6 BV	202
	203	if (sr_dev_open(sdi) != SR_OK) {
	204	g_critical("Failed to open device.");
	205	return;
	206	}
	207
	208	set_dev_options(sdi, devargs);
	209
	210	sr_dev_close(sdi);
2be182e6 BV	211	g_hash_table_destroy(devargs);
	212
	213	}
	214
	215	int main(int argc, char **argv)
	216	{
2be182e6 BV	217	g_log_set_default_handler(logger, NULL);
2be182e6 BV	218
cd62e027 JS	219	if (parse_options(argc, argv)) {
cd62e027 JS	220	return 1;
2be182e6 BV	221	}
	222
	223	/* Set the loglevel (amount of messages to output) for libsigrok. */
	224	if (sr_log_loglevel_set(opt_loglevel) != SR_OK)
	225	goto done;
	226
	227	if (sr_init(&sr_ctx) != SR_OK)
	228	goto done;
	229
	230	#ifdef HAVE_SRD
	231	/* Set the loglevel (amount of messages to output) for libsigrokdecode. */
	232	if (srd_log_loglevel_set(opt_loglevel) != SRD_OK)
	233	goto done;
	234
	235	if (opt_pds) {
	236	if (srd_init(NULL) != SRD_OK)
	237	goto done;
	238	if (srd_session_new(&srd_sess) != SRD_OK) {
	239	g_critical("Failed to create new decode session.");
	240	goto done;
	241	}
26c63758	242	if (register_pds(opt_pds, opt_pd_annotations) != 0)
2be182e6	243	goto done;
26c63758	244	if (setup_pd_stack(opt_pds, opt_pd_stack, opt_pd_annotations) != 0)
2be182e6 BV	245	goto done;
	246
	247	/* Only one output type is ever shown. */
	248	if (opt_pd_binary) {
26c63758	249	if (setup_pd_binary(opt_pd_binary) != 0)
2be182e6 BV	250	goto done;
	251	if (srd_pd_output_callback_add(srd_sess, SRD_OUTPUT_BINARY,
	252	show_pd_binary, NULL) != SRD_OK)
	253	goto done;
	254	} else if (opt_pd_meta) {
26c63758	255	if (setup_pd_meta(opt_pd_meta) != 0)
2be182e6 BV	256	goto done;
	257	if (srd_pd_output_callback_add(srd_sess, SRD_OUTPUT_META,
	258	show_pd_meta, NULL) != SRD_OK)
	259	goto done;
	260	} else {
	261	if (opt_pd_annotations)
26c63758	262	if (setup_pd_annotations(opt_pd_annotations) != 0)
2be182e6 BV	263	goto done;
	264	if (srd_pd_output_callback_add(srd_sess, SRD_OUTPUT_ANN,
	265	show_pd_annotations, NULL) != SRD_OK)
	266	goto done;
	267	}
	268	}
	269	#endif
	270
2be182e6 BV	271	if (opt_version)
2be182e6 BV	272	show_version();
a8b4041a BV	273	else if (opt_input_format && opt_show)
a8b4041a BV	274	show_input();
ad6520c4 BV	275	else if (opt_output_format && opt_show)
ad6520c4 BV	276	show_output();
6f7b4c5d UH	277	else if (opt_transform_module && opt_show)
6f7b4c5d UH	278	show_transform();
2be182e6 BV	279	else if (opt_scan_devs)
	280	show_dev_list();
	281	#ifdef HAVE_SRD
	282	else if (opt_pds && opt_show)
	283	show_pd_detail();
	284	#endif
	285	else if (opt_show)
	286	show_dev_detail();
	287	else if (opt_input_file)
	288	load_input_file();
62a64762 BV	289	else if (opt_get)
62a64762 BV	290	get_option();
2be182e6 BV	291	else if (opt_set)
	292	set_options();
	293	else if (opt_samples \|\| opt_time \|\| opt_frames \|\| opt_continuous)
	294	run_session();
cd62e027 JS	295	else
cd62e027 JS	296	show_help();
2be182e6 BV	297
	298	#ifdef HAVE_SRD
	299	if (opt_pds)
	300	srd_exit();
	301	#endif
	302
2be182e6 BV	303	done:
	304	if (sr_ctx)
	305	sr_exit(sr_ctx);
	306
cd62e027	307	return 0;
2be182e6	308	}