/*
* This file is part of the sigrok project.
*
- * Copyright (C) 2010 Bert Vermeulen <bert@biot.com>
+ * Copyright (C) 2010-2012 Bert Vermeulen <bert@biot.com>
* Copyright (C) 2011 HÃ¥vard Espeland <gus@ping.uio.no>
* Copyright (C) 2011 Daniel Ribeiro <drwyrm@gmail.com>
*
unsigned int unitsize;
int line_offset;
int linebuf_len;
- char *probelist[65];
+ char *probelist[SR_MAX_NUM_PROBES + 1];
char *linebuf;
int spl_cnt;
uint8_t *linevalues;
int num_probes;
char *samplerate_s;
- if (!(ctx = calloc(1, sizeof(struct context))))
+ if (!(ctx = g_try_malloc0(sizeof(struct context)))) {
+ sr_err("analog out: %s: ctx malloc failed", __func__);
return SR_ERR_MALLOC;
+ }
o->internal = ctx;
ctx->num_enabled_probes = 0;
- for (l = o->device->probes; l; l = l->next) {
+ for (l = o->dev->probes; l; l = l->next) {
probe = l->data;
if (!probe->enabled)
continue;
} else
ctx->samples_per_line = default_spl;
- if (!(ctx->header = malloc(512))) {
- free(ctx);
+ if (!(ctx->header = g_try_malloc(512))) {
+ g_free(ctx);
+ sr_err("analog out: %s: ctx->header malloc failed", __func__);
return SR_ERR_MALLOC;
}
snprintf(ctx->header, 511, "%s\n", PACKAGE_STRING);
- num_probes = g_slist_length(o->device->probes);
- if (o->device->plugin && sr_device_has_hwcap(o->device, SR_HWCAP_SAMPLERATE)) {
- samplerate = *((uint64_t *) o->device->plugin->get_device_info(
- o->device->plugin_index, SR_DI_CUR_SAMPLERATE));
+ num_probes = g_slist_length(o->dev->probes);
+ if (o->dev->driver && sr_dev_has_hwcap(o->dev, SR_HWCAP_SAMPLERATE)) {
+ samplerate = *((uint64_t *) o->dev->driver->dev_info_get(
+ o->dev->driver_index, SR_DI_CUR_SAMPLERATE));
if (!(samplerate_s = sr_samplerate_string(samplerate))) {
- free(ctx->header);
- free(ctx);
+ g_free(ctx->header);
+ g_free(ctx);
return SR_ERR;
}
snprintf(ctx->header + strlen(ctx->header),
511 - strlen(ctx->header),
"Acquisition with %d/%d probes at %s\n",
ctx->num_enabled_probes, num_probes, samplerate_s);
- free(samplerate_s);
+ g_free(samplerate_s);
}
ctx->linebuf_len = ctx->samples_per_line * 2 + 4;
- if (!(ctx->linebuf = calloc(1, num_probes * ctx->linebuf_len))) {
- free(ctx->header);
- free(ctx);
+ if (!(ctx->linebuf = g_try_malloc0(num_probes * ctx->linebuf_len))) {
+ g_free(ctx->header);
+ g_free(ctx);
+ sr_err("analog out: %s: ctx->linebuf malloc failed", __func__);
return SR_ERR_MALLOC;
}
- if (!(ctx->linevalues = calloc(1, num_probes))) {
- free(ctx->header);
- free(ctx);
+ if (!(ctx->linevalues = g_try_malloc0(num_probes))) {
+ g_free(ctx->header);
+ g_free(ctx);
+ sr_err("analog out: %s: ctx->linevalues malloc failed",
+ __func__);
return SR_ERR_MALLOC;
}
case SR_DF_END:
outsize = ctx->num_enabled_probes
* (ctx->samples_per_line + 20) + 512;
- if (!(outbuf = calloc(1, outsize)))
+ if (!(outbuf = g_try_malloc0(outsize))) {
+ sr_err("analog out: %s: outbuf malloc failed",
+ __func__);
return SR_ERR_MALLOC;
+ }
flush_linebufs(ctx, outbuf);
*data_out = outbuf;
*length_out = strlen(outbuf);
- free(o->internal);
+ g_free(o->internal);
o->internal = NULL;
break;
default:
outsize = 512 + (1 + (length_in / ctx->unitsize) / ctx->samples_per_line)
* (ctx->num_enabled_probes * max_linelen);
- if (!(outbuf = calloc(1, outsize + 1)))
+ if (!(outbuf = g_try_malloc0(outsize + 1))) {
+ sr_err("analog out: %s: outbuf malloc failed", __func__);
return SR_ERR_MALLOC;
+ }
outbuf[0] = '\0';
if (ctx->header) {
/* The header is still here, this must be the first packet. */
strncpy(outbuf, ctx->header, outsize);
- free(ctx->header);
+ g_free(ctx->header);
ctx->header = NULL;
/* Ensure first transition. */
}
}
} else {
- sr_info("short buffer (length_in=%" PRIu64 ")", length_in);
+ sr_info("analog out: short buffer (length_in=%" PRIu64 ")",
+ length_in);
}
*data_out = outbuf;
outsize = length_in / ctx->unitsize * ctx->num_enabled_probes
/ ctx->samples_per_line * max_linelen + 512;
- if (!(outbuf = calloc(1, outsize + 1)))
+ if (!(outbuf = g_try_malloc0(outsize + 1))) {
+ sr_err("analog out: %s: outbuf malloc failed", __func__);
return SR_ERR_MALLOC;
+ }
outbuf[0] = '\0';
if (ctx->header) {
/* The header is still here, this must be the first packet. */
strncpy(outbuf, ctx->header, outsize);
- free(ctx->header);
+ g_free(ctx->header);
ctx->header = NULL;
}
outsize = 512 + (1 + (length_in / ctx->unitsize) / ctx->samples_per_line)
* (ctx->num_enabled_probes * max_linelen);
- if (!(outbuf = calloc(1, outsize + 1)))
+ if (!(outbuf = g_try_malloc0(outsize + 1))) {
+ sr_err("analog out: %s: outbuf malloc failed", __func__);
return SR_ERR_MALLOC;
+ }
outbuf[0] = '\0';
if (ctx->header) {
/* The header is still here, this must be the first packet. */
strncpy(outbuf, ctx->header, outsize);
- free(ctx->header);
+ g_free(ctx->header);
ctx->header = NULL;
}
ctx->prevsample = sample;
}
} else {
- sr_info("short buffer (length_in=%" PRIu64 ")", length_in);
+ sr_info("analog out: short buffer (length_in=%" PRIu64 ")",
+ length_in);
}
*data_out = outbuf;
}
#endif
-struct sr_output_format output_analog_bits = {
+SR_PRIV struct sr_output_format output_analog_bits = {
.id = "analog_bits",
- .description = "Bits (takes argument, default 64)",
+ .description = "Bits",
.df_type = SR_DF_ANALOG,
.init = init_bits,
.data = data_bits,
.event = event,
};
+
#if 0
struct sr_output_format output_analog_hex = {
.id = "analog_hex",
- .description = "Hexadecimal (takes argument, default 192)",
+ .description = "Hexadecimal",
.df_type = SR_DF_ANALOG,
.init = init_hex,
.data = data_hex,
struct sr_output_format output_analog_ascii = {
.id = "analog_ascii",
- .description = "ASCII (takes argument, default 74)",
+ .description = "ASCII",
.df_type = SR_DF_ANALOG,
.init = init_ascii,
.data = data_ascii,