| /* |
| * 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 "util.h" |
| #include <errno.h> |
| #include <stdlib.h> |
| |
| 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; |
| } |