4 static void pack_line(const char *line
)
6 if (!strcmp(line
, "0000") || !strcmp(line
, "0000\n"))
8 else if (!strcmp(line
, "0001") || !strcmp(line
, "0001\n"))
11 packet_write_fmt(1, "%s", line
);
14 static void pack(int argc
, const char **argv
)
16 if (argc
) { /* read from argv */
18 for (i
= 0; i
< argc
; i
++)
20 } else { /* read from stdin */
21 char line
[LARGE_PACKET_MAX
];
22 while (fgets(line
, sizeof(line
), stdin
)) {
28 static void unpack(void)
30 struct packet_reader reader
;
31 packet_reader_init(&reader
, 0, NULL
, 0,
32 PACKET_READ_GENTLE_ON_EOF
|
33 PACKET_READ_CHOMP_NEWLINE
);
35 while (packet_reader_read(&reader
) != PACKET_READ_EOF
) {
36 switch (reader
.status
) {
39 case PACKET_READ_NORMAL
:
40 printf("%s\n", reader
.line
);
42 case PACKET_READ_FLUSH
:
45 case PACKET_READ_DELIM
:
52 static void unpack_sideband(void)
54 struct packet_reader reader
;
55 packet_reader_init(&reader
, 0, NULL
, 0,
56 PACKET_READ_GENTLE_ON_EOF
|
57 PACKET_READ_CHOMP_NEWLINE
);
59 while (packet_reader_read(&reader
) != PACKET_READ_EOF
) {
63 switch (reader
.status
) {
66 case PACKET_READ_NORMAL
:
67 band
= reader
.line
[0] & 0xff;
68 if (band
< 1 || band
> 2)
69 die("unexpected side band %d", band
);
72 write_or_die(fd
, reader
.line
+ 1, reader
.pktlen
- 1);
74 case PACKET_READ_FLUSH
:
76 case PACKET_READ_DELIM
:
82 int cmd_main(int argc
, const char **argv
)
85 die("too few arguments");
87 if (!strcmp(argv
[1], "pack"))
88 pack(argc
- 2, argv
+ 2);
89 else if (!strcmp(argv
[1], "unpack"))
91 else if (!strcmp(argv
[1], "unpack-sideband"))
94 die("invalid argument '%s'", argv
[1]);