| d0137ef8 |
1 | /* |
| 2 | * Copyright (c) 2004-2009 AppGate Network Security AB |
| 3 | * |
| 4 | * Permission to use, copy, modify, and distribute this software for any |
| 5 | * purpose with or without fee is hereby granted, provided that the above |
| 6 | * copyright notice and this permission notice appear in all copies. |
| 7 | * |
| 8 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
| 9 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
| 10 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
| 11 | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
| 12 | * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN |
| 13 | * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF |
| 14 | * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| 15 | */ |
| 16 | |
| 17 | #include <sys/types.h> |
| 18 | #include <sys/socket.h> |
| 19 | #include <sys/uio.h> |
| 20 | |
| 21 | #include <errno.h> |
| 22 | #include <inttypes.h> |
| 23 | #include <stdarg.h> |
| 24 | #include <unistd.h> |
| 25 | |
| 26 | #include "atomicio.h" |
| 27 | #include "log.h" |
| 28 | #include "packet.h" |
| 29 | #include "xmalloc.h" |
| 30 | #include "cipher.h" |
| 31 | #include "buffer.h" |
| 32 | #include "roaming.h" |
| 33 | |
| 34 | static u_int64_t write_bytes = 0; |
| 35 | static u_int64_t read_bytes = 0; |
| 36 | |
| 37 | int resume_in_progress = 0; |
| 38 | |
| 39 | u_int64_t |
| 40 | get_recv_bytes(void) |
| 41 | { |
| 42 | return read_bytes; |
| 43 | } |
| 44 | |
| 45 | void |
| 46 | add_recv_bytes(u_int64_t num) |
| 47 | { |
| 48 | read_bytes += num; |
| 49 | } |
| 50 | |
| 51 | u_int64_t |
| 52 | get_sent_bytes(void) |
| 53 | { |
| 54 | return write_bytes; |
| 55 | } |
| 56 | |
| 57 | void |
| 58 | roam_set_bytes(u_int64_t sent, u_int64_t recv) |
| 59 | { |
| 60 | read_bytes = recv; |
| 61 | write_bytes = sent; |
| 62 | } |
| 63 | |
| 64 | ssize_t |
| 65 | roaming_write(int fd, const void *buf, size_t count, int *cont) |
| 66 | { |
| 67 | ssize_t ret; |
| 68 | |
| 69 | ret = write(fd, buf, count); |
| 70 | if (ret > 0 && !resume_in_progress) { |
| 71 | write_bytes += ret; |
| 72 | } |
| 73 | debug("Wrote %d bytes for a total of %lld", ret, write_bytes); |
| 74 | return ret; |
| 75 | } |
| 76 | |
| 77 | ssize_t |
| 78 | roaming_read(int fd, void *buf, size_t count, int *cont) |
| 79 | { |
| 80 | ssize_t ret = read(fd, buf, count); |
| 81 | if (ret > 0) { |
| 82 | if (!resume_in_progress) { |
| 83 | read_bytes += ret; |
| 84 | } |
| 85 | } |
| 86 | return ret; |
| 87 | } |
| 88 | |
| 89 | ssize_t |
| 90 | roaming_atomicio(ssize_t(*f)(), int fd, void *buf, size_t count) |
| 91 | { |
| 92 | ssize_t ret = atomicio(f, fd, buf, count); |
| 93 | |
| 94 | if ((f == write || f == vwrite) && ret > 0 && !resume_in_progress) { |
| 95 | write_bytes += ret; |
| 96 | } else if (f == read && ret > 0 && !resume_in_progress) { |
| 97 | read_bytes += ret; |
| 98 | } |
| 99 | return ret; |
| 100 | } |
andersk / openssh.git / blame