ascii: fix for big-endian architectures.
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ddb292571d
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3a581560f1
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@ -46,7 +46,7 @@ SR_PRIV int data_ascii(struct sr_output *o, const uint8_t *data_in,
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struct context *ctx;
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struct context *ctx;
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unsigned int outsize, offset, p;
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unsigned int outsize, offset, p;
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int max_linelen;
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int max_linelen;
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uint64_t sample;
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const uint8_t *sample;
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uint8_t *outbuf;
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uint8_t *outbuf;
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ctx = o->internal;
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ctx = o->internal;
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@ -75,14 +75,14 @@ SR_PRIV int data_ascii(struct sr_output *o, const uint8_t *data_in,
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if (length_in >= ctx->unitsize) {
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if (length_in >= ctx->unitsize) {
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for (offset = 0; offset <= length_in - ctx->unitsize;
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for (offset = 0; offset <= length_in - ctx->unitsize;
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offset += ctx->unitsize) {
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offset += ctx->unitsize) {
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memcpy(&sample, data_in + offset, ctx->unitsize);
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sample = data_in + offset;
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char tmpval[ctx->num_enabled_probes];
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char tmpval[ctx->num_enabled_probes];
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for (p = 0; p < ctx->num_enabled_probes; p++) {
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for (p = 0; p < ctx->num_enabled_probes; p++) {
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uint64_t curbit = (sample & ((uint64_t) 1 << p));
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uint8_t curbit = (sample[p / 8] & ((uint8_t) 1 << (p % 8)));
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uint64_t prevbit = (ctx->prevsample &
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uint8_t prevbit = (ctx->prevsample[p / 8] &
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((uint64_t) 1 << p));
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((uint8_t) 1 << (p % 8)));
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if (curbit < prevbit && ctx->line_offset > 0) {
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if (curbit < prevbit && ctx->line_offset > 0) {
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ctx->linebuf[p * ctx->linebuf_len +
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ctx->linebuf[p * ctx->linebuf_len +
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@ -114,7 +114,7 @@ SR_PRIV int data_ascii(struct sr_output *o, const uint8_t *data_in,
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ctx->line_offset++;
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ctx->line_offset++;
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ctx->spl_cnt++;
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ctx->spl_cnt++;
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ctx->prevsample = sample;
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memcpy(ctx->prevsample, sample, ctx->unitsize);
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}
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}
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} else {
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} else {
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sr_info("Short buffer (length_in=%" PRIu64 ").", length_in);
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sr_info("Short buffer (length_in=%" PRIu64 ").", length_in);
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@ -154,6 +154,12 @@ SR_PRIV int init(struct sr_output *o, int default_spl, enum outputmode mode)
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ret = SR_ERR_MALLOC;
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ret = SR_ERR_MALLOC;
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}
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}
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if (mode == MODE_ASCII &&
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!(ctx->prevsample = g_try_malloc0(num_probes / 8))) {
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sr_err("%s: ctx->prevsample malloc failed", __func__);
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ret = SR_ERR_MALLOC;
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}
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err:
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err:
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if (ret != SR_OK) {
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if (ret != SR_OK) {
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g_free(ctx->header);
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g_free(ctx->header);
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@ -42,7 +42,7 @@ struct context {
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uint8_t *linevalues;
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uint8_t *linevalues;
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char *header;
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char *header;
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int mark_trigger;
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int mark_trigger;
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uint64_t prevsample;
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uint8_t *prevsample;
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enum outputmode mode;
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enum outputmode mode;
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};
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};
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