1 /* 2 * Copyright (c) 2008-2016 Solarflare Communications Inc. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are met: 7 * 8 * 1. Redistributions of source code must retain the above copyright notice, 9 * this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright notice, 11 * this list of conditions and the following disclaimer in the documentation 12 * and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 15 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, 16 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 17 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR 18 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, 19 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 20 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 21 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 22 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 23 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, 24 * EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 25 * 26 * The views and conclusions contained in the software and documentation are 27 * those of the authors and should not be interpreted as representing official 28 * policies, either expressed or implied, of the FreeBSD Project. 29 */ 30 31 #ifndef _SYS_SFXGE_DEBUG_H 32 #define _SYS_SFXGE_DEBUG_H 33 34 #include <sys/types.h> 35 36 #ifdef __cplusplus 37 extern "C" { 38 #endif 39 40 #ifdef DEBUG 41 42 extern boolean_t sfxge_aask; 43 44 #define SFXGE_OBJ_CHECK(_objp, _type) \ 45 do { \ 46 uint8_t *p = (uint8_t *)(_objp); \ 47 size_t off; \ 48 \ 49 for (off = 0; off < sizeof (_type); off++) { \ 50 char buf[MAXNAMELEN]; \ 51 \ 52 if (*p++ == 0) \ 53 continue; \ 54 \ 55 (void) snprintf(buf, MAXNAMELEN - 1, \ 56 "%s[%d]: non-zero byte found in %s " \ 57 "at 0x%p+%lx", __FILE__, __LINE__, #_type, \ 58 (void *)(_objp), off); \ 59 \ 60 if (sfxge_aask) \ 61 debug_enter(buf); \ 62 break; \ 63 } \ 64 _NOTE(CONSTANTCONDITION) \ 65 } while (B_FALSE) 66 67 /* Log cmn_err(9F) messages to console and system log */ 68 #define SFXGE_CMN_ERR "" 69 70 #else /* DEBUG */ 71 72 #define SFXGE_OBJ_CHECK(_objp, _type) 73 74 /* Log cmn_err(9F) messages to system log only */ 75 #define SFXGE_CMN_ERR "!" 76 77 #endif /* DEBUG */ 78 79 #ifdef __cplusplus 80 } 81 #endif 82 83 #endif /* _SYS_SFXGE_DEBUG_H */ 84