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author | Felix Fietkau <nbd@openwrt.org> | 2010-02-15 17:28:56 +0000 |
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committer | Felix Fietkau <nbd@openwrt.org> | 2010-02-15 17:28:56 +0000 |
commit | cfb74b3b81fb7063920f9143d98a9be7a31a77d7 (patch) | |
tree | 6e152a982a59070414ca3608bb75e55065f7148c /package/swconfig/src | |
parent | 69d4a1e9b8776fe321cf077d7abfb2b1a13586fe (diff) | |
download | master-31e0f0ae-cfb74b3b81fb7063920f9143d98a9be7a31a77d7.tar.gz master-31e0f0ae-cfb74b3b81fb7063920f9143d98a9be7a31a77d7.tar.bz2 master-31e0f0ae-cfb74b3b81fb7063920f9143d98a9be7a31a77d7.zip |
swconfig: clean up command line parsing
The command line parser was unsystematic and it silently ignored
many illegal combinations of options. Try to clean that up.
Signed-off-by: Martin Mares <mj@ucw.cz>
SVN-Revision: 19639
Diffstat (limited to 'package/swconfig/src')
-rw-r--r-- | package/swconfig/src/cli.c | 80 |
1 files changed, 35 insertions, 45 deletions
diff --git a/package/swconfig/src/cli.c b/package/swconfig/src/cli.c index 23a8e95f9d..64d67b2e27 100644 --- a/package/swconfig/src/cli.c +++ b/package/swconfig/src/cli.c @@ -34,9 +34,11 @@ #include "swlib.h" enum { - GET, - SET, - LOAD + CMD_NONE, + CMD_GET, + CMD_SET, + CMD_LOAD, + CMD_HELP, }; static void @@ -124,13 +126,12 @@ int main(int argc, char **argv) struct switch_port *ports; - int cmd = 0; + int cmd = CMD_NONE; char *cdev = NULL; int cport = -1; int cvlan = -1; char *ckey = NULL; char *cvalue = NULL; - int chelp = 0; if(argc < 4) print_usage(); @@ -142,44 +143,36 @@ int main(int argc, char **argv) for(i = 3; i < argc; i++) { - int p; - if (!strcmp(argv[i], "help")) { - chelp = 1; - continue; - } - if( i + 1 >= argc) + char *arg = argv[i]; + if (cmd != CMD_NONE) { print_usage(); - p = atoi(argv[i + 1]); - if (!strcmp(argv[i], "port")) { - cport = p; - } else if (!strcmp(argv[i], "vlan")) { - cvlan = p; - } else if (!strcmp(argv[i], "set")) { - if(argc <= i + 1) - print_usage(); - cmd = SET; - ckey = argv[i + 1]; - if (argc > i + 2) - cvalue = argv[i + 2]; - else - cvalue = NULL; - i++; - } else if (!strcmp(argv[i], "get")) { - cmd = GET; - ckey = argv[i + 1]; - } else if (!strcmp(argv[i], "load")) { + } else if (!strcmp(arg, "port") && i+1 < argc) { + cport = atoi(argv[++i]); + } else if (!strcmp(arg, "vlan") && i+1 < argc) { + cvlan = atoi(argv[++i]); + } else if (!strcmp(arg, "help")) { + cmd = CMD_HELP; + } else if (!strcmp(arg, "set") && i+1 < argc) { + cmd = CMD_SET; + ckey = argv[++i]; + if (i+1 < argc) + cvalue = argv[++i]; + } else if (!strcmp(arg, "get") && i+1 < argc) { + cmd = CMD_GET; + ckey = argv[++i]; + } else if (!strcmp(arg, "load") && i+1 < argc) { if ((cport >= 0) || (cvlan >= 0)) print_usage(); - - ckey = argv[i + 1]; - cmd = LOAD; + cmd = CMD_LOAD; + ckey = argv[++i]; } else { print_usage(); } - i++; } - if(cport > -1 && cvlan > -1) + if (cmd == CMD_NONE) + print_usage(); + if (cport > -1 && cvlan > -1) print_usage(); dev = swlib_connect(cdev); @@ -192,13 +185,7 @@ int main(int argc, char **argv) memset(ports, 0, sizeof(struct switch_port) * dev->ports); swlib_scan(dev); - if(chelp) - { - list_attributes(dev); - goto out; - } - - if (cmd != LOAD) { + if (cmd == CMD_GET || cmd == CMD_SET) { if(cport > -1) a = swlib_lookup_attr(dev, SWLIB_ATTR_GROUP_PORT, ckey); else if(cvlan > -1) @@ -215,7 +202,7 @@ int main(int argc, char **argv) switch(cmd) { - case SET: + case CMD_SET: if ((a->type != SWITCH_TYPE_NOVAL) && (cvalue == NULL)) print_usage(); @@ -230,7 +217,7 @@ int main(int argc, char **argv) goto out; } break; - case GET: + case CMD_GET: if(cvlan > -1) val.port_vlan = cvlan; if(cport > -1) @@ -259,9 +246,12 @@ int main(int argc, char **argv) break; } break; - case LOAD: + case CMD_LOAD: swconfig_load_uci(dev, ckey); break; + case CMD_HELP: + list_attributes(dev); + break; } out: |