X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=output%2Ftext%2Ftext.c;h=54350b88ffcc5de394108eb4f56cff824d5b15f3;hb=91aea754aaed0f0f2a6fc4b2b875f0d0b7c01f8e;hp=6ca8983c31a93806e6e2d74adf3ff0a0fc265556;hpb=d078d2e5f3842b1915ffa9961654f3aa4ed88e17;p=libsigrok.git diff --git a/output/text/text.c b/output/text/text.c index 6ca8983c..54350b88 100644 --- a/output/text/text.c +++ b/output/text/text.c @@ -1,7 +1,7 @@ /* - * This file is part of the sigrok project. + * This file is part of the libsigrok project. * - * Copyright (C) 2011 Bert Vermeulen + * Copyright (C) 2013 Bert Vermeulen * Copyright (C) 2011 HÃ¥vard Espeland * * This program is free software: you can redistribute it and/or modify @@ -22,30 +22,38 @@ #include #include #include -#include -#include "config.h" +#include "config.h" /* Needed for PACKAGE_STRING and others. */ +#include "libsigrok.h" +#include "libsigrok-internal.h" #include "text.h" -void flush_linebufs(struct context *ctx, char *outbuf) +#define LOG_PREFIX "output/text" + +SR_PRIV void flush_linebufs(struct context *ctx, uint8_t *outbuf) { static int max_probename_len = 0; int len, i; + GSList *l; + char *probe_name; if (ctx->linebuf[0] == 0) return; if (max_probename_len == 0) { /* First time through... */ - for (i = 0; ctx->probelist[i]; i++) { - len = strlen(ctx->probelist[i]); + for (l = ctx->probenames; l; l = l->next) { + probe_name = l->data; + len = strlen(probe_name); if (len > max_probename_len) max_probename_len = len; } } - for (i = 0; ctx->probelist[i]; i++) { - sprintf(outbuf + strlen(outbuf), "%*s:%s\n", max_probename_len, - ctx->probelist[i], ctx->linebuf + i * ctx->linebuf_len); + for (i = 0, l = ctx->probenames; l; l = l->next, i++) { + probe_name = l->data; + sprintf((char *)outbuf + strlen((const char *)outbuf), + "%*s:%s\n", max_probename_len, + probe_name, ctx->linebuf + i * ctx->linebuf_len); } /* Mark trigger with a ^ character. */ @@ -56,92 +64,139 @@ void flush_linebufs(struct context *ctx, char *outbuf) if (ctx->mode == MODE_ASCII) space_offset = 0; - sprintf(outbuf + strlen(outbuf), "T:%*s^\n", - ctx->mark_trigger + space_offset, ""); + sprintf((char *)outbuf + strlen((const char *)outbuf), + "T:%*s^\n", ctx->mark_trigger + space_offset, ""); } memset(ctx->linebuf, 0, i * ctx->linebuf_len); } -int init(struct sr_output *o, int default_spl, enum outputmode mode) +SR_PRIV int init(struct sr_output *o, int default_spl, enum outputmode mode) { struct context *ctx; - struct sr_probe *probe; + struct sr_channel *probe; GSList *l; + GVariant *gvar; uint64_t samplerate; - int num_probes; + int num_probes, ret; char *samplerate_s; - if (!(ctx = calloc(1, sizeof(struct context)))) + if (!(ctx = g_try_malloc0(sizeof(struct context)))) { + sr_err("%s: ctx malloc failed", __func__); return SR_ERR_MALLOC; + } o->internal = ctx; ctx->num_enabled_probes = 0; + ctx->probenames = NULL; - for (l = o->device->probes; l; l = l->next) { + for (l = o->sdi->probes; l; l = l->next) { probe = l->data; + if (probe->type != SR_PROBE_LOGIC) + continue; if (!probe->enabled) continue; - ctx->probelist[ctx->num_enabled_probes++] = probe->name; + ctx->probenames = g_slist_append(ctx->probenames, probe->name); + ctx->num_enabled_probes++; } - ctx->probelist[ctx->num_enabled_probes] = 0; ctx->unitsize = (ctx->num_enabled_probes + 7) / 8; ctx->line_offset = 0; ctx->spl_cnt = 0; ctx->mark_trigger = -1; ctx->mode = mode; + ret = SR_OK; if (o->param && o->param[0]) { ctx->samples_per_line = strtoul(o->param, NULL, 10); - if (ctx->samples_per_line < 1) - return SR_ERR; + if (ctx->samples_per_line < 1) { + ret = SR_ERR; + goto err; + } } else ctx->samples_per_line = default_spl; - if (!(ctx->header = malloc(512))) { - free(ctx); - return SR_ERR_MALLOC; + if (!(ctx->header = g_try_malloc0(512))) { + sr_err("%s: ctx->header malloc failed", __func__); + ret = SR_ERR_MALLOC; + goto err; } 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->sdi->probes); + if (sr_config_get(o->sdi->driver, o->sdi, NULL, SR_CONF_SAMPLERATE, + &gvar) == SR_OK) { + samplerate = g_variant_get_uint64(gvar); + g_variant_unref(gvar); if (!(samplerate_s = sr_samplerate_string(samplerate))) { - free(ctx->header); - free(ctx); - return SR_ERR; + ret = SR_ERR; + goto 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); - return SR_ERR_MALLOC; + if (!(ctx->linebuf = g_try_malloc0(num_probes * ctx->linebuf_len))) { + sr_err("%s: ctx->linebuf malloc failed", __func__); + ret = SR_ERR_MALLOC; + goto err; } - if (!(ctx->linevalues = calloc(1, num_probes))) { - free(ctx->header); - free(ctx); - return SR_ERR_MALLOC; + + if (!(ctx->linevalues = g_try_malloc0(num_probes))) { + sr_err("%s: ctx->linevalues malloc failed", __func__); + ret = SR_ERR_MALLOC; + } + + if (mode == MODE_ASCII && + !(ctx->prevsample = g_try_malloc0(num_probes / 8))) { + sr_err("%s: ctx->prevsample malloc failed", __func__); + ret = SR_ERR_MALLOC; } +err: + if (ret != SR_OK) { + g_free(ctx->header); + g_free(ctx); + } + + return ret; +} + +SR_PRIV int text_cleanup(struct sr_output *o) +{ + struct context *ctx; + + if (!o) + return SR_ERR_ARG; + + ctx = o->internal; + + g_free(ctx->header); + g_free(ctx->linebuf); + g_free(ctx->linevalues); + + if (ctx->prevsample) + g_free(ctx->prevsample); + + g_slist_free(ctx->probenames); + + g_free(ctx); + + o->internal = NULL; + return SR_OK; } -int event(struct sr_output *o, int event_type, char **data_out, - uint64_t *length_out) +SR_PRIV int event(struct sr_output *o, int event_type, uint8_t **data_out, + uint64_t *length_out) { struct context *ctx; int outsize; - char *outbuf; + uint8_t *outbuf; ctx = o->internal; switch (event_type) { @@ -153,13 +208,13 @@ int event(struct sr_output *o, int event_type, char **data_out, 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("%s: outbuf malloc failed", __func__); return SR_ERR_MALLOC; + } flush_linebufs(ctx, outbuf); *data_out = outbuf; - *length_out = strlen(outbuf); - free(o->internal); - o->internal = NULL; + *length_out = strlen((const char *)outbuf); break; default: *data_out = NULL;