This patch adds hfp_contex_get_range function which is useful in parsing
response like this : +CIND: ("battchr",(1-5))
---
src/shared/hfp.c | 31 +++++++++++++++++++++++++++++++
src/shared/hfp.h | 2 ++
2 files changed, 33 insertions(+)
diff --git a/src/shared/hfp.c b/src/shared/hfp.c
index 1ccbd16..fe9f1c0 100644
--- a/src/shared/hfp.c
+++ b/src/shared/hfp.c
@@ -419,6 +419,37 @@ bool hfp_context_has_next(struct hfp_context *result)
return result->data[result->offset] != '\0';
}
+bool hfp_context_get_range(struct hfp_context *context, uint32_t *min,
+ uint32_t *max)
+{
+ uint32_t l, h;
+ uint32_t start;
+
+ start = context->offset;
+
+ if (!hfp_context_get_number(context, &l))
+ goto failed;
+
+ if (context->data[context->offset] != '-')
+ goto failed;
+
+ context->offset++;
+
+ if (!hfp_context_get_number(context, &h))
+ goto failed;
+
+ *min = l;
+ *max = h;
+
+ next_field(context);
+
+ return true;
+
+failed:
+ context->offset = start;
+ return false;
+}
+
static void process_input(struct hfp_gw *hfp)
{
char *str, *ptr;
diff --git a/src/shared/hfp.h b/src/shared/hfp.h
index e4a70e0..c2153a8 100644
--- a/src/shared/hfp.h
+++ b/src/shared/hfp.h
@@ -137,6 +137,8 @@ bool hfp_context_get_string(struct hfp_context *context, char *buf,
uint8_t len);
bool hfp_context_get_unquoted_string(struct hfp_context *context,
char *buf, uint8_t len);
+bool hfp_context_get_range(struct hfp_context *context, unsigned int *min,
+ unsigned int *max);
bool hfp_context_has_next(struct hfp_context *context);
struct hfp_hf *hfp_hf_new(int fd);
--
1.8.4
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