From f1d078c341ccad97bc3cc849ac1006cda7bcfc0f Mon Sep 17 00:00:00 2001 From: Mark McLoughlin Date: Wed, 25 Nov 2009 18:49:27 +0000 Subject: net: move parse_macaddr() to net/util.[ch] Signed-off-by: Mark McLoughlin Signed-off-by: Anthony Liguori --- net/util.c | 60 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++ net/util.h | 32 ++++++++++++++++++++++++++++++++ 2 files changed, 92 insertions(+) create mode 100644 net/util.c create mode 100644 net/util.h (limited to 'net') diff --git a/net/util.c b/net/util.c new file mode 100644 index 0000000000..1e9afbc1ae --- /dev/null +++ b/net/util.c @@ -0,0 +1,60 @@ +/* + * QEMU System Emulator + * + * Copyright (c) 2003-2008 Fabrice Bellard + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#include "net/util.h" +#include +#include + +int net_parse_macaddr(uint8_t *macaddr, const char *p) +{ + int i; + char *last_char; + long int offset; + + errno = 0; + offset = strtol(p, &last_char, 0); + if (errno == 0 && *last_char == '\0' && + offset >= 0 && offset <= 0xFFFFFF) { + macaddr[3] = (offset & 0xFF0000) >> 16; + macaddr[4] = (offset & 0xFF00) >> 8; + macaddr[5] = offset & 0xFF; + return 0; + } + + for (i = 0; i < 6; i++) { + macaddr[i] = strtol(p, (char **)&p, 16); + if (i == 5) { + if (*p != '\0') { + return -1; + } + } else { + if (*p != ':' && *p != '-') { + return -1; + } + p++; + } + } + + return 0; +} diff --git a/net/util.h b/net/util.h new file mode 100644 index 0000000000..10c7da95f0 --- /dev/null +++ b/net/util.h @@ -0,0 +1,32 @@ +/* + * QEMU System Emulator + * + * Copyright (c) 2003-2008 Fabrice Bellard + * + * Permission is hereby granted, free of charge, to any person obtaining a copy + * of this software and associated documentation files (the "Software"), to deal + * in the Software without restriction, including without limitation the rights + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#ifndef QEMU_NET_UTIL_H +#define QEMU_NET_UTIL_H + +#include + +int net_parse_macaddr(uint8_t *macaddr, const char *p); + +#endif /* QEMU_NET_UTIL_H */ -- cgit v1.2.1