diff options
Diffstat (limited to 'util/nvmutil/nvmutil.c')
| -rw-r--r-- | util/nvmutil/nvmutil.c | 40 |
1 files changed, 23 insertions, 17 deletions
diff --git a/util/nvmutil/nvmutil.c b/util/nvmutil/nvmutil.c index 54a79c9e..d28b0dca 100644 --- a/util/nvmutil/nvmutil.c +++ b/util/nvmutil/nvmutil.c @@ -19,7 +19,7 @@ void cmd_setchecksum(void), cmd_brick(void), swap(int partnum), writeGbe(void), checkdir(const char *path), macf(int partnum), hexdump(int partnum), parseMacString(const char *strMac, uint16_t *mac), cmd_swap(void), openFiles(const char *path), cmd_copy(void), writeGbe_part(int), - readGbe_part(int); + readGbe_part(int), usage(char*); int goodChecksum(int partnum); uint8_t hextonum(char chs), rhex(void); @@ -77,22 +77,8 @@ main(int argc, char *argv[]) err_if(pledge("stdio rpath wpath unveil", NULL) == -1); #endif - if (argc < 2) { -#ifdef __OpenBSD__ - err_if(pledge("stdio", NULL) == -1); -#endif - fprintf(stderr, "Modify Intel GbE NVM images e.g. set MAC\n"); - fprintf(stderr, "USAGE:\n"); - fprintf(stderr, " %s FILE dump\n", argv[0]); - fprintf(stderr, " %s FILE\n # same as setmac without arg\n", - argv[0]); - fprintf(stderr, " %s FILE setmac [MAC]\n", argv[0]); - fprintf(stderr, " %s FILE swap\n", argv[0]); - fprintf(stderr, " %s FILE copy 0|1\n", argv[0]); - fprintf(stderr, " %s FILE brick 0|1\n", argv[0]); - fprintf(stderr, " %s FILE setchecksum 0|1\n", argv[0]); - err(SET_ERR(ECANCELED), "Too few arguments"); - } + if (argc < 2) + usage(argv[0]); fname = argv[1]; @@ -455,3 +441,23 @@ swap(int partnum) n[w] ^= n[x]; } } + +void +usage(char *util) +{ +#ifdef __OpenBSD__ + err_if(pledge("stdio", NULL) == -1); +#endif + fprintf(stderr, + "Modify Intel GbE NVM images e.g. set MAC\n" + "USAGE:\n" + "%s FILE dump\n" + " %s FILE\n # same as setmac without arg\n" + " %s FILE setmac [MAC]\n" + " %s FILE swap\n" + " %s FILE copy 0|1\n" + " %s FILE brick 0|1\n" + " %s FILE setchecksum 0|1\n", + util, util, util, util, util, util, util); + err(SET_ERR(ECANCELED), "Too few arguments"); +} |