Created
November 29, 2009 01:42
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; AMQP 0.9.1, correct ABNF format, with circular dependencies excluded for the moment (so it's | |
; technically incomplete, but functionally I think will deal with most messages I'm interested in) | |
amqp = protocol-header *amqp-unit | |
amqp-unit = method / content / heartbeat ; amqp-unit was not defined in the spec | |
protocol-header = literal-AMQP protocol-id protocol-version | |
literal-AMQP = %d65.77.81.80 ; "AMQP" | |
protocol-id = %d0 ; Must be 0 | |
protocol-version = %d0.9.1 ; 0-9-1 | |
method = method-frame [ content ] | |
method-frame = %d1 frame-properties method-payload frame-end | |
frame-properties = channel payload-size | |
channel = short-uint ; Non-zero | |
payload-size = long-uint | |
method-payload = class-id method-id *amqp-field | |
class-id = %x0001-FFFF ; Changed the formatting of these constants to match the RFC | |
method-id = %x0001-FFFF | |
amqp-field = BIT / OCTET | |
/ short-uint / long-uint / long-long-uint | |
/ short-string / long-string | |
/ timestamp | |
/ field-table | |
short-short-int = OCTET | |
short-short-uint = OCTET | |
short-int = 2*OCTET | |
long-int = 4*OCTET | |
long-long-int = 8*OCTET | |
float = 4*OCTET ; IEEE-754 | |
double = 8*OCTET ; rfc1832 XDR double | |
boolean = OCTET ; 0 = FALSE, else TRUE | |
short-uint = 2*OCTET | |
long-uint = 4*OCTET | |
long-long-uint = 8*OCTET | |
short-string = OCTET *string-char ; length + content | |
string-char = OCTET ; %x01 .. %xFF | |
long-string = long-uint *OCTET ; length + content | |
timestamp = long-long-uint ; 64-bit POSIX | |
field-table = long-uint *field-value-pair | |
field-value-pair = field-name field-value | |
field-name = short-string | |
field-value = "t" boolean ; Needed to use " here rather than ' | |
/ "b" short-short-int | |
/ "B" short-short-uint | |
/ "U" short-int | |
/ "u" short-uint | |
/ "I" long-int | |
/ "i" long-uint | |
/ "L" long-long-int | |
/ "l" long-long-uint | |
/ "f" float | |
/ "d" double | |
/ "D" decimal-value | |
/ "s" short-string | |
/ "S" long-string | |
; / "A" field-array ; Circular dependency | |
/ "T" timestamp | |
; / "F" field-table ; Circular dependency | |
/ "V" ; no field | |
decimal-value = scale long-uint | |
scale = OCTET ; number of decimal digits | |
field-array = long-int *field-value ; array of values | |
frame-end = %xCE | |
content = %d2 content-header *content-body | |
content-header = frame-properties header-payload frame-end | |
header-payload = content-class content-weight content-body-size | |
property-flags property-list | |
content-class = OCTET | |
content-weight = %x00 | |
content-body-size = long-long-uint | |
property-flags = 15*BIT %b0 / 15*BIT %b1 property-flags | |
property-list = *amqp-field | |
content-body = %d3 frame-properties body-payload frame-end | |
body-payload = *OCTET | |
heartbeat = %d8 %d0 %d0 frame-end |
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