X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=input%2Fbinary.c;h=91e4d3c434e45cdcfa65b3597e2f16c8476af9cc;hb=HEAD;hp=3209c038922989c797a20ea030d222167b8184d5;hpb=c506a6a688877793752d23e43d692c49d0f52dd2;p=libsigrok.git diff --git a/input/binary.c b/input/binary.c deleted file mode 100644 index 3209c038..00000000 --- a/input/binary.c +++ /dev/null @@ -1,148 +0,0 @@ -/* - * This file is part of the sigrok project. - * - * Copyright (C) 2010-2012 Bert Vermeulen - * - * 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 . - */ - -#include -#include -#include -#include -#include -#include -#include "libsigrok.h" -#include "libsigrok-internal.h" - -#define CHUNKSIZE (512 * 1024) -#define DEFAULT_NUM_PROBES 8 - -struct context { - int samplerate; -}; - -static int format_match(const char *filename) -{ - /* suppress compiler warning */ - (void)filename; - - /* this module will handle anything you throw at it */ - return TRUE; -} - -static int init(struct sr_input *in) -{ - int num_probes, i; - char name[SR_MAX_PROBENAME_LEN + 1]; - char *param; - struct context *ctx; - - if (!(ctx = g_try_malloc0(sizeof(*ctx)))) { - sr_err("binary in: %s: ctx malloc failed", __func__); - return SR_ERR_MALLOC; - } - - num_probes = DEFAULT_NUM_PROBES; - ctx->samplerate = 0; - - if(in->param) { - param = g_hash_table_lookup(in->param, "numprobes"); - if (param) { - num_probes = strtoul(param, NULL, 10); - if (num_probes < 1) - return SR_ERR; - } - - param = g_hash_table_lookup(in->param, "samplerate"); - if (param) { - ctx->samplerate = strtoul(param, NULL, 10); - if (ctx->samplerate < 1) { - return SR_ERR; - } - } - } - - /* Create a virtual device. */ - in->vdev = sr_dev_new(NULL, 0); - in->internal = ctx; - - for (i = 0; i < num_probes; i++) { - snprintf(name, SR_MAX_PROBENAME_LEN, "%d", i); - /* TODO: Check return value. */ - sr_dev_probe_add(in->vdev, name); - } - - return SR_OK; -} - -static int loadfile(struct sr_input *in, const char *filename) -{ - struct sr_datafeed_header header; - struct sr_datafeed_packet packet; - struct sr_datafeed_meta_logic meta; - struct sr_datafeed_logic logic; - unsigned char buffer[CHUNKSIZE]; - int fd, size, num_probes; - struct context *ctx; - - ctx = in->internal; - - if ((fd = open(filename, O_RDONLY)) == -1) - return SR_ERR; - - num_probes = g_slist_length(in->vdev->probes); - - /* send header */ - header.feed_version = 1; - gettimeofday(&header.starttime, NULL); - packet.type = SR_DF_HEADER; - packet.payload = &header; - sr_session_send(in->vdev, &packet); - - /* Send metadata about the SR_DF_LOGIC packets to come. */ - packet.type = SR_DF_META_LOGIC; - packet.payload = &meta; - meta.samplerate = ctx->samplerate; - meta.num_probes = num_probes; - sr_session_send(in->vdev, &packet); - - /* chop up the input file into chunks and feed it into the session bus */ - packet.type = SR_DF_LOGIC; - packet.payload = &logic; - logic.unitsize = (num_probes + 7) / 8; - logic.data = buffer; - while ((size = read(fd, buffer, CHUNKSIZE)) > 0) { - logic.length = size; - sr_session_send(in->vdev, &packet); - } - close(fd); - - /* end of stream */ - packet.type = SR_DF_END; - sr_session_send(in->vdev, &packet); - - g_free(ctx); - in->internal = NULL; - - return SR_OK; -} - -SR_PRIV struct sr_input_format input_binary = { - .id = "binary", - .description = "Raw binary", - .format_match = format_match, - .init = init, - .loadfile = loadfile, -};