1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
|
module Sphinx
# Pack ints, floats, strings, and arrays to internal representation
# needed by Sphinx search engine.
class Request
# Initialize new request.
def initialize
@request = ''
end
# Put int(s) to request.
def put_int(*ints)
ints.each { |i| @request << [i].pack('N') }
end
# Put 64-bit int(s) to request.
def put_int64(*ints)
ints.each { |i| @request << [i].pack('q').reverse }#[i >> 32, i & ((1 << 32) - 1)].pack('NN') }
end
# Put string(s) to request (first length, then the string itself).
def put_string(*strings)
strings.each { |s| @request << [s.length].pack('N') + s }
end
# Put float(s) to request.
def put_float(*floats)
floats.each do |f|
t1 = [f].pack('f') # machine order
t2 = t1.unpack('L*').first # int in machine order
@request << [t2].pack('N')
end
end
# Put array of ints to request (first length, then the array itself)
def put_int_array(arr)
put_int arr.length, *arr
end
# Put array of 64-bit ints to request (first length, then the array itself)
def put_int64_array(arr)
put_int arr.length
put_int64(*arr)
end
# Returns the entire message
def to_s
@request
end
end
end
|
