| … | |
… | |
| 28 | _set_sock (int dev, int fd) |
28 | _set_sock (int dev, int fd) |
| 29 | CODE: |
29 | CODE: |
| 30 | ioctl (dev, NBD_SET_SOCK, (unsigned long)fd); |
30 | ioctl (dev, NBD_SET_SOCK, (unsigned long)fd); |
| 31 | |
31 | |
| 32 | void |
32 | void |
| 33 | _doit (int dev, int doexit = 0) |
33 | _doit (int dev, int server = 0) |
| 34 | CODE: |
34 | CODE: |
|
|
35 | if (server) |
|
|
36 | for (server = 0; server < 4095; server++) |
|
|
37 | if (server != dev) |
|
|
38 | close (server); |
|
|
39 | |
| 35 | ioctl (dev, NBD_DO_IT); |
40 | ioctl (dev, NBD_DO_IT); |
| 36 | if (doexit) |
41 | |
|
|
42 | if (server) |
| 37 | _exit (0); |
43 | _exit (0); |
| 38 | |
44 | |
| 39 | void |
45 | void |
| 40 | _disconnect (int dev) |
46 | _disconnect (int dev) |
| 41 | CODE: |
47 | CODE: |
| … | |
… | |
| 57 | ioctl (dev, NBD_SET_BLKSIZE, blocksize); |
63 | ioctl (dev, NBD_SET_BLKSIZE, blocksize); |
| 58 | |
64 | |
| 59 | void |
65 | void |
| 60 | _set_size (int dev, unsigned long size) |
66 | _set_size (int dev, unsigned long size) |
| 61 | CODE: |
67 | CODE: |
| 62 | ioctl (dev, NBD_SET_BLKSIZE, size); |
68 | ioctl (dev, NBD_SET_SIZE, size); |
| 63 | |
69 | |
| 64 | void |
70 | void |
| 65 | _set_size_blocks (int dev, unsigned long nblocks) |
71 | _set_size_blocks (int dev, unsigned long nblocks) |
| 66 | CODE: |
72 | CODE: |
| 67 | ioctl (dev, NBD_SET_SIZE_BLOCKS, nblocks); |
73 | ioctl (dev, NBD_SET_SIZE_BLOCKS, nblocks); |
| 68 | |
74 | |
|
|
75 | void |
|
|
76 | _set_timeout (int dev, unsigned long timeout) |
|
|
77 | CODE: |
|
|
78 | ioctl (dev, NBD_SET_TIMEOUT, timeout); |
|
|
79 | |
|
|
80 | void |
|
|
81 | _print_debug (int dev) |
|
|
82 | CODE: |
|
|
83 | ioctl (dev, NBD_PRINT_DEBUG, 0); |
|
|
84 | |
| 69 | MODULE = Linux::NBD PACKAGE = Linux::NBD::Server |
85 | MODULE = Linux::NBD PACKAGE = Linux::NBD::Server |
| 70 | |
86 | |
| 71 | void |
87 | void |
| 72 | _one_request (SV *obj, int fd) |
88 | _one_request (SV *obj, int fd) |
| 73 | CODE: |
89 | CODE: |
|
|
90 | { |
| 74 | struct nbd_request req; |
91 | struct nbd_request req; |
| 75 | |
92 | |
| 76 | if (read (fd, &req, sizeof (req)) == sizeof (req)) |
93 | if (read (fd, &req, sizeof (req)) == sizeof (req)) |
| 77 | { |
94 | { |
| 78 | if (req.magic == htonl (NBD_REQUEST_MAGIC)) |
95 | if (req.magic == htonl (NBD_REQUEST_MAGIC)) |
| 79 | { |
96 | { |
|
|
97 | req.type = htonl (req.type); |
|
|
98 | |
| 80 | if (req.type < 2) |
99 | if (req.type < 2) |
| 81 | { |
100 | { |
| 82 | u64 from = ntohll (req.from); |
101 | u64 from = ntohll (req.from); |
| 83 | |
102 | |
| 84 | PUSHMARK (SP); |
103 | PUSHMARK (SP); |
| … | |
… | |
| 97 | } |
116 | } |
| 98 | } |
117 | } |
| 99 | } |
118 | } |
| 100 | |
119 | |
| 101 | XSRETURN_YES; |
120 | XSRETURN_YES; |
|
|
121 | } |
| 102 | |
122 | |
| 103 | SV * |
123 | SV * |
| 104 | _format_reply (SV *handle, unsigned int error = 0, SV *data = 0) |
124 | _format_reply (SV *handle, unsigned int error = 0, SV *data = 0) |
| 105 | CODE: |
125 | CODE: |
|
|
126 | { |
| 106 | struct nbd_reply rep; |
127 | struct nbd_reply rep; |
| 107 | STRLEN len; |
128 | STRLEN len; |
| 108 | char *h = SvPV (handle, len); |
129 | char *h = SvPV (handle, len); |
| 109 | |
130 | |
| 110 | if (len != sizeof (rep.handle)) |
131 | if (len != sizeof (rep.handle)) |
| … | |
… | |
| 116 | |
137 | |
| 117 | RETVAL = newSVpvn ((char *)&rep, sizeof (rep)); |
138 | RETVAL = newSVpvn ((char *)&rep, sizeof (rep)); |
| 118 | |
139 | |
| 119 | if (data && !error) |
140 | if (data && !error) |
| 120 | sv_catsv (RETVAL, data); |
141 | sv_catsv (RETVAL, data); |
| 121 | |
142 | } |
| 122 | OUTPUT: |
143 | OUTPUT: |
| 123 | RETVAL |
144 | RETVAL |
| 124 | |
145 | |
