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added sdp_traversal_set_attribute_for_id

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matthias.ringwald 2011-05-12 20:02:14 +00:00
parent 9fad573414
commit a486ba59ea
2 changed files with 40 additions and 0 deletions
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1
include/btstack/sdp_util.h
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@ -125,6 +125,7 @@ int de_get_data_size(uint8_t * header);
#pragma mark SDP
int sdp_append_attributes_in_attributeIDList(uint8_t *record, uint8_t *attributeIDList, uint16_t startIndex, uint16_t maxBytes, uint8_t *buffer);
uint8_t * sdp_get_attribute_value_for_attribute_id(uint8_t * record, uint16_t attributeID);
uint8_t sdp_set_attribute_value_for_attribute_id(uint8_t * record, uint16_t attributeID, uint32_t value);
int sdp_record_matches_service_search_pattern(uint8_t *record, uint8_t *serviceSearchPattern);
#if defined __cplusplus

39
src/sdp_util.c
View File

@ -366,6 +366,45 @@ uint8_t * sdp_get_attribute_value_for_attribute_id(uint8_t * record, uint16_t at
return context.attributeValue;
}
#pragma mark Set AttributeValue for AttributeID
struct sdp_context_set_attribute_for_id {
uint16_t attributeID;
uint32_t attributeValue;
uint8_t attributeFound;
};
static int sdp_traversal_set_attribute_for_id(uint16_t attributeID, uint8_t * attributeValue, de_type_t attributeType, de_size_t size, void *my_context){
struct sdp_context_set_attribute_for_id * context = (struct sdp_context_set_attribute_for_id *) my_context;
if (attributeID == context->attributeID) {
context->attributeFound = 1;
switch (size){
case DE_SIZE_8:
if (attributeType != DE_NIL){
attributeValue[1] = context->attributeValue;
}
break;
case DE_SIZE_16:
net_store_16(attributeValue, 1, context->attributeValue);
break;
case DE_SIZE_32:
net_store_32(attributeValue, 1, context->attributeValue);
break;
// Might want to support STRINGS to, copy upto original length
default:
break;
}
return 1;
}
return 0;
}
uint8_t sdp_set_attribute_value_for_attribute_id(uint8_t * record, uint16_t attributeID, uint32_t value){
struct sdp_context_set_attribute_for_id context;
context.attributeID = attributeID;
context.attributeValue = value;
context.attributeFound = 0;
sdp_attribute_list_traverse_sequence(record, sdp_traversal_set_attribute_for_id, &context);
return context.attributeFound;
}
#pragma mark ServiceRecord contains UUID
// service record contains UUID
// context { normalizedUUID }