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changed encode API to make it clearer.

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This commit is contained in:
skarg
2004-11-19 15:38:57 +00:00
parent b26f693bea
commit 1e9ad1d231
2 changed files with 70 additions and 45 deletions
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bacnet-stack/bacdcode.h
+13 -8
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@@ -48,16 +48,21 @@ int encode_opening_tag(uint8_t * apdu, uint8_t tag_number);
int encode_closing_tag(uint8_t * apdu, uint8_t tag_number);
int decode_tag_number_and_value(uint8_t * apdu, uint8_t * tag_number,
uint32_t * value);
// returns true if the tag is context specific
bool decode_is_context_specific(uint8_t * apdu);
// returns true if the tag is an opening tag
bool decode_is_opening_tag(uint8_t * apdu);
// returns true if the tag is an closing tag
bool decode_is_closing_tag(uint8_t * apdu);
// returns true if the tag is context specific and matches
bool decode_is_context_tag(uint8_t * apdu, uint8_t tag_number);
// from clause 20.2.6 Encoding of a Real Number Value
// and 20.2.1 General Rules for Encoding BACnet Tags
// returns the number of apdu bytes consumed
int decode_real(uint8_t * apdu, float *real_value);
int encode_bacnet_real(float value, uint8_t * apdu);
int encode_real(uint8_t * apdu, float value);
int encode_tagged_real(uint8_t * apdu, float value);
// from clause 20.2.14 Encoding of an Object Identifier Value
// and 20.2.1 General Rules for Encoding BACnet Tags
@@ -66,7 +71,7 @@ int decode_object_id(uint8_t * apdu, int *object_type, int *instance);
int encode_bacnet_object_id(uint8_t * apdu, int object_type, int instance);
int encode_context_object_id(uint8_t * apdu, int tag_number,
int object_type, int instance);
int encode_object_id(uint8_t * apdu, int object_type, int instance);
int encode_tagged_object_id(uint8_t * apdu, int object_type, int instance);
// from clause 20.2.9 Encoding of a Character String Value
// and 20.2.1 General Rules for Encoding BACnet Tags
@@ -75,7 +80,7 @@ int encode_bacnet_string(uint8_t * apdu,
const char *char_string, int string_len);
int encode_bacnet_character_string(uint8_t * apdu,
const char *char_string);
int encode_character_string(uint8_t * apdu, const char *char_string);
int encode_tagged_character_string(uint8_t * apdu, const char *char_string);
int decode_character_string(uint8_t * apdu, char *char_string);
// from clause 20.2.4 Encoding of an Unsigned Integer Value
@@ -83,14 +88,14 @@ int decode_character_string(uint8_t * apdu, char *char_string);
// returns the number of apdu bytes consumed
int encode_bacnet_unsigned(uint8_t * apdu, unsigned int value);
int encode_context_unsigned(uint8_t * apdu, int tag_number, int value);
int encode_unsigned(uint8_t * apdu, unsigned int value);
int encode_tagged_unsigned(uint8_t * apdu, unsigned int value);
int decode_unsigned(uint8_t * apdu, int *value);
// from clause 20.2.5 Encoding of a Signed Integer Value
// and 20.2.1 General Rules for Encoding BACnet Tags
// returns the number of apdu bytes consumed
int encode_bacnet_signed(uint8_t * apdu, int value);
int encode_signed(uint8_t * apdu, int value);
int encode_tagged_signed(uint8_t * apdu, int value);
int encode_context_signed(uint8_t * apdu, int tag_number, int value);
int decode_signed(uint8_t * apdu, int *value);
@@ -99,7 +104,7 @@ int decode_signed(uint8_t * apdu, int *value);
// returns the number of apdu bytes consumed
int decode_enumerated(uint8_t * apdu, int *value);
int encode_bacnet_enumerated(uint8_t * apdu, int value);
int encode_enumerated(uint8_t * apdu, int value);
int encode_tagged_enumerated(uint8_t * apdu, int value);
int encode_context_enumerated(uint8_t * apdu, int tag_number, int value);
// from clause 20.2.13 Encoding of a Time Value
@@ -107,7 +112,7 @@ int encode_context_enumerated(uint8_t * apdu, int tag_number, int value);
// returns the number of apdu bytes consumed
int encode_bacnet_time(uint8_t * apdu, int hour, int min, int sec,
int hundredths);
int encode_time(uint8_t * apdu, int hour, int min, int sec,
int encode_tagged_time(uint8_t * apdu, int hour, int min, int sec,
int hundredths);
int decode_bacnet_time(uint8_t * apdu, int *hour, int *min, int *sec,
int *hundredths);
@@ -123,7 +128,7 @@ int decode_bacnet_time(uint8_t * apdu, int *hour, int *min, int *sec,
// returns the number of apdu bytes consumed
int encode_bacnet_date(uint8_t * apdu, int year, int month, int day,
int wday);
int encode_date(uint8_t * apdu, int year, int month, int day, int wday);
int encode_tagged_date(uint8_t * apdu, int year, int month, int day, int wday);
int decode_date(uint8_t * apdu, int *year, int *month, int *day,
int *wday);