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converted sdp_get_attribute_value_for_attribute_id to new traversal helper

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matthias.ringwald 2010-06-17 22:07:16 +00:00
parent be3deeedc2
commit 478a4824bb
1 changed files with 9 additions and 17 deletions
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26
src/sdp_util.c
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@ -336,26 +336,18 @@ int sdp_append_attributes_in_attributeIDList(uint8_t *record, uint8_t *attribute
#pragma mark Get AttributeValue for AttributeID #pragma mark Get AttributeValue for AttributeID
// find attribute (ELEMENT) by ID // find attribute (ELEMENT) by ID
// context { attribute ptr, attributeQueryID }
struct sdp_context_attribute_by_id { struct sdp_context_attribute_by_id {
uint16_t attributeID; uint16_t attributeID;
uint8_t * attributeValue; uint8_t * attributeValue;
uint8_t attributeFound; uint8_t attributeFound;
uint16_t index; uint16_t index;
}; };
static int sdp_traversal_attribute_by_id(uint8_t * element, de_type_t attributeType, de_size_t size, void *my_context){ static int sdp_traversal_attribute_by_id(uint16_t attributeID, uint8_t * attributeValue, de_type_t attributeType, de_size_t size, void *my_context){
struct sdp_context_attribute_by_id * context = (struct sdp_context_attribute_by_id *) my_context; struct sdp_context_attribute_by_id * context = (struct sdp_context_attribute_by_id *) my_context;
if ((context->index & 1) == 0) { if (attributeID == context->attributeID) {
if (attributeType == DE_UINT && size == DE_SIZE_16){ context->attributeFound = 1;
if (READ_NET_16(element, 1) == context->attributeID){ context->attributeValue = attributeValue;
context->attributeFound = 1; return 1;
}
}
} else {
if (context->attributeFound) {
context->attributeValue = element;
return 1;
}
} }
context->index++; context->index++;
return 0; return 0;
@ -367,7 +359,7 @@ uint8_t * sdp_get_attribute_value_for_attribute_id(uint8_t * record, uint16_t at
context.attributeID = attributeID; context.attributeID = attributeID;
context.attributeFound = 0; context.attributeFound = 0;
context.index = 0; context.index = 0;
de_traverse_sequence(record, sdp_traversal_attribute_by_id, &context); sdp_attribute_list_traverse_sequence(record, sdp_traversal_attribute_by_id, &context);
return context.attributeValue; return context.attributeValue;
} }