2 * This file is part of the sigrok project.
4 * Copyright (C) 2011 Uwe Hermann <uwe@hermann-uwe.de>
5 * Copyright (C) 2011 Bert Vermeulen <bert@biot.com>
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU General Public License for more details.
17 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
23 * Output format for the OpenBench Logic Sniffer "Alternative" Java client.
24 * Details: https://github.com/jawi/ols/wiki/OLS-data-file-format
39 unsigned int unitsize;
43 static void make_header(struct sr_output *o)
51 if (o->device->plugin && device_has_hwcap(o->device, SR_HWCAP_SAMPLERATE))
52 samplerate = *((uint64_t *) o->device->plugin->get_device_info(
53 o->device->plugin_index, SR_DI_CUR_SAMPLERATE));
57 g_string_append_printf(ctx->header, ";Size: %"PRIu64"\n", ctx->num_samples);
58 g_string_append_printf(ctx->header, ";Rate: %"PRIu64"\n", samplerate);
59 g_string_append_printf(ctx->header, ";Channels: %d\n", ctx->unitsize*8);
60 g_string_append_printf(ctx->header, ";EnabledChannels: -1\n");
62 g_string_append_printf(ctx->header, ";TriggerPosition: %"PRIu64"\n", ctx->trigger_pos);
63 g_string_append_printf(ctx->header, ";Compressed: true\n");
64 g_string_append_printf(ctx->header, ";AbsoluteLength: %"PRIu64"\n", ctx->num_samples);
65 g_string_append_printf(ctx->header, ";CursorEnabled: false\n");
66 for (i = 0; i < 10; i++)
67 g_string_append_printf(ctx->header, ";Cursor%d: 0\n", i);
71 static int init(struct sr_output *o)
76 int num_enabled_probes;
78 if (!(ctx = g_malloc(sizeof(struct context))))
82 ctx->header = g_string_sized_new(512);
83 ctx->body = g_string_sized_new(512);
85 ctx->got_trigger = FALSE;
87 num_enabled_probes = 0;
88 for (l = o->device->probes; l; l = l->next) {
93 ctx->unitsize = (num_enabled_probes + 7) / 8;
98 static int event(struct sr_output *o, int event_type, char **data_out,
107 switch (event_type) {
109 ctx->got_trigger = TRUE;
110 ctx->trigger_pos = ctx->num_samples;
114 *length_out = ctx->header->len + ctx->body->len;
115 *data_out = g_malloc(*length_out);
116 memcpy(*data_out, ctx->header->str, ctx->header->len);
117 memcpy(*data_out + ctx->header->len, ctx->body->str, ctx->body->len);
118 g_string_free(ctx->header, TRUE);
119 g_string_free(ctx->body, TRUE);
128 static int data(struct sr_output *o, char *data_in, uint64_t length_in,
129 char **data_out, uint64_t *length_out)
136 for (i = 0; i <= length_in - ctx->unitsize; i += ctx->unitsize) {
138 memcpy(&sample, data_in + i, ctx->unitsize);
139 g_string_append_printf(ctx->body, "%08x@%"PRIu64"\n",
140 (uint32_t) sample, ctx->num_samples++);
149 struct sr_output_format output_ols = {
151 "OpenBench Logic Sniffer",