[PATCH v3 08/18] eir: Add support creating EIR with hash and randomizer fields
From: Szymon Janc <hidden>
Date: 2012-09-21 12:36:25
Subsystem:
the rest · Maintainer:
Linus Torvalds
This will be used to create EIR to be send over OOB channel. --- src/eir.c | 28 +++++++++++++++++++++++++--- src/eir.h | 8 +++++--- 2 files changed, 30 insertions(+), 6 deletions(-)
diff --git a/src/eir.c b/src/eir.c
index 144f65c..0ef18e2 100644
--- a/src/eir.c
+++ b/src/eir.c@@ -280,9 +280,11 @@ static void eir_generate_uuid128(GSList *list, uint8_t *ptr, uint16_t *eir_len) } } -void eir_create(const char *name, int8_t tx_power, uint16_t did_vendor, - uint16_t did_product, uint16_t did_version, - uint16_t did_source, GSList *uuids, uint8_t *data) +void eir_create(const char *name, int8_t tx_power, + uint8_t *hash, uint8_t *randomizer, + uint16_t did_vendor, uint16_t did_product, + uint16_t did_version, uint16_t did_source, + GSList *uuids, uint8_t *data) { GSList *l; uint8_t *ptr = data;
@@ -292,6 +294,26 @@ void eir_create(const char *name, int8_t tx_power, uint16_t did_vendor, gboolean truncated = FALSE; size_t name_len; + if (hash) { + *ptr++ = 17; + *ptr++ = EIR_SSP_HASH; + + memcpy(ptr, hash, 16); + ptr += 16; + + eir_len += 16 + 2; + } + + if (randomizer) { + *ptr++ = 17; + *ptr++ = EIR_SSP_RANDOMIZER; + + memcpy(ptr, randomizer, 16); + ptr += 16; + + eir_len += 16 + 2; + } + name_len = strlen(name); if (name_len > 0) {
diff --git a/src/eir.h b/src/eir.h
index d2d6dc7..844c162 100644
--- a/src/eir.h
+++ b/src/eir.h@@ -58,9 +58,11 @@ struct eir_data { void eir_data_free(struct eir_data *eir); int eir_parse(struct eir_data *eir, uint8_t *eir_data, uint8_t eir_len); int eir_parse_oob(struct eir_data *eir, uint8_t *eir_data, uint16_t eir_len); -void eir_create(const char *name, int8_t tx_power, uint16_t did_vendor, - uint16_t did_product, uint16_t did_version, - uint16_t did_source, GSList *uuids, uint8_t *data); +void eir_create(const char *name, int8_t tx_power, + uint8_t *hash, uint8_t *randomizer, + uint16_t did_vendor, uint16_t did_product, + uint16_t did_version, uint16_t did_source, + GSList *uuids, uint8_t *data); gboolean eir_has_data_type(uint8_t *data, size_t len, uint8_t type);
--
1.7.9.5