input: accept const sdi in feed queue API

The common feed queue support code needs an sdi to submit sample data to
the session feed. Decorate this argument as const to silence compiler
warnings. This matches the sr_session_send() API.

diff --git a/src/input/feed_queue.c b/src/input/feed_queue.c
index 98443244a235281f9cb422ed800b8a067995e572..bd5c16c7f621947f55cd43dd8f641acb3874edab 100644 (file)
--- a/src/input/feed_queue.c
+++ b/src/input/feed_queue.c
@@ -22,7 +22,7 @@
 #include <string.h>
 
 struct feed_queue_logic {
-       struct sr_dev_inst *sdi;
+       const struct sr_dev_inst *sdi;
        size_t unit_size;
        size_t alloc_count;
        size_t fill_count;
@@ -31,7 +31,8 @@ struct feed_queue_logic {
        struct sr_datafeed_logic logic;
 };
 
-SR_API struct feed_queue_logic *feed_queue_logic_alloc(struct sr_dev_inst *sdi,
+SR_API struct feed_queue_logic *feed_queue_logic_alloc(
+       const struct sr_dev_inst *sdi,
        size_t sample_count, size_t unit_size)
 {
        struct feed_queue_logic *q;
@@ -105,7 +106,7 @@ SR_API void feed_queue_logic_free(struct feed_queue_logic *q)
 }
 
 struct feed_queue_analog {
-       struct sr_dev_inst *sdi;
+       const struct sr_dev_inst *sdi;
        size_t alloc_count;
        size_t fill_count;
        float *data_values;
@@ -118,7 +119,8 @@ struct feed_queue_analog {
        GSList *channels;
 };
 
-SR_API struct feed_queue_analog *feed_queue_analog_alloc(struct sr_dev_inst *sdi,
+SR_API struct feed_queue_analog *feed_queue_analog_alloc(
+       const struct sr_dev_inst *sdi,
        size_t sample_count, int digits, struct sr_channel *ch)
 {
        struct feed_queue_analog *q;

diff --git a/src/libsigrok-internal.h b/src/libsigrok-internal.h
index 1c37ee2752dec847768cbebeedc66f22c98d6459..1960264c729fa9c86ac2841d9834ece20374c0a1 100644 (file)
--- a/src/libsigrok-internal.h
+++ b/src/libsigrok-internal.h
@@ -2683,7 +2683,7 @@ struct feed_queue_logic;
 struct feed_queue_analog;
 
 SR_API struct feed_queue_logic *feed_queue_logic_alloc(
-       struct sr_dev_inst *sdi,
+       const struct sr_dev_inst *sdi,
        size_t sample_count, size_t unit_size);
 SR_API int feed_queue_logic_submit(struct feed_queue_logic *q,
        const uint8_t *data, size_t count);
@@ -2691,7 +2691,7 @@ SR_API int feed_queue_logic_flush(struct feed_queue_logic *q);
 SR_API void feed_queue_logic_free(struct feed_queue_logic *q);
 
 SR_API struct feed_queue_analog *feed_queue_analog_alloc(
-       struct sr_dev_inst *sdi,
+       const struct sr_dev_inst *sdi,
        size_t sample_count, int digits, struct sr_channel *ch);
 SR_API int feed_queue_analog_submit(struct feed_queue_analog *q,
        float data, size_t count);