action pedit: stylistic changes
More modern layout. Signed-off-by: Jamal Hadi Salim <jhs@mojatatu.com>
This commit is contained in:
Jamal Hadi Salim
Stephen Hemminger
parent
8e45e44b79
commit
d8694a30a4
118
tc/m_pedit.c
118
tc/m_pedit.c
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@ -32,8 +32,7 @@
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static struct m_pedit_util *pedit_list;
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static int pedit_debug;
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static void
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explain(void)
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static void explain(void)
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{
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fprintf(stderr, "Usage: ... pedit munge <MUNGE> [CONTROL]\n");
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fprintf(stderr,
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@ -48,22 +47,24 @@ explain(void)
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}
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static void
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usage(void)
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static void usage(void)
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{
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explain();
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exit(-1);
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}
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static int
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pedit_parse_nopopt (int *argc_p, char ***argv_p, struct tc_pedit_sel *sel, struct tc_pedit_key *tkey)
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static int pedit_parse_nopopt(int *argc_p, char ***argv_p,
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struct tc_pedit_sel *sel,
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struct tc_pedit_key *tkey)
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{
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int argc = *argc_p;
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char **argv = *argv_p;
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if (argc) {
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fprintf(stderr, "Unknown action hence option \"%s\" is unparsable\n", *argv);
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return -1;
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fprintf(stderr,
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"Unknown action hence option \"%s\" is unparsable\n",
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*argv);
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return -1;
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}
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return 0;
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@ -75,7 +76,7 @@ static struct m_pedit_util *get_pedit_kind(const char *str)
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static void *pBODY;
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void *dlh;
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char buf[256];
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struct m_pedit_util *p;
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struct m_pedit_util *p;
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for (p = pedit_list; p; p = p->next) {
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if (strcmp(p->id, str) == 0)
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@ -107,15 +108,14 @@ noexist:
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p = malloc(sizeof(*p));
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if (p) {
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memset(p, 0, sizeof(*p));
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strncpy(p->id, str, sizeof(p->id)-1);
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strncpy(p->id, str, sizeof(p->id) - 1);
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p->parse_peopt = pedit_parse_nopopt;
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goto reg;
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}
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return p;
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}
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int
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pack_key(struct tc_pedit_sel *sel, struct tc_pedit_key *tkey)
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int pack_key(struct tc_pedit_sel *sel, struct tc_pedit_key *tkey)
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{
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int hwm = sel->nkeys;
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@ -137,9 +137,8 @@ pack_key(struct tc_pedit_sel *sel, struct tc_pedit_key *tkey)
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return 0;
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}
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int
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pack_key32(__u32 retain, struct tc_pedit_sel *sel, struct tc_pedit_key *tkey)
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int pack_key32(__u32 retain, struct tc_pedit_sel *sel,
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struct tc_pedit_key *tkey)
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{
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if (tkey->off > (tkey->off & ~3)) {
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fprintf(stderr,
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@ -152,11 +151,11 @@ pack_key32(__u32 retain, struct tc_pedit_sel *sel, struct tc_pedit_key *tkey)
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return pack_key(sel, tkey);
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}
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int
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pack_key16(__u32 retain, struct tc_pedit_sel *sel, struct tc_pedit_key *tkey)
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int pack_key16(__u32 retain, struct tc_pedit_sel *sel,
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struct tc_pedit_key *tkey)
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{
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int ind, stride;
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__u32 m[4] = {0x0000FFFF, 0xFF0000FF, 0xFFFF0000};
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__u32 m[4] = { 0x0000FFFF, 0xFF0000FF, 0xFFFF0000 };
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if (tkey->val > 0xFFFF || tkey->mask > 0xFFFF) {
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fprintf(stderr, "pack_key16 bad value\n");
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@ -177,19 +176,20 @@ pack_key16(__u32 retain, struct tc_pedit_sel *sel, struct tc_pedit_key *tkey)
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tkey->off &= ~3;
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if (pedit_debug)
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printf("pack_key16: Final val %08x mask %08x\n", tkey->val, tkey->mask);
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printf("pack_key16: Final val %08x mask %08x\n",
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tkey->val, tkey->mask);
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return pack_key(sel, tkey);
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}
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int
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pack_key8(__u32 retain, struct tc_pedit_sel *sel, struct tc_pedit_key *tkey)
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int pack_key8(__u32 retain, struct tc_pedit_sel *sel, struct tc_pedit_key *tkey)
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{
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int ind, stride;
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__u32 m[4] = {0x00FFFFFF, 0xFF00FFFF, 0xFFFF00FF, 0xFFFFFF00};
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__u32 m[4] = { 0x00FFFFFF, 0xFF00FFFF, 0xFFFF00FF, 0xFFFFFF00 };
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if (tkey->val > 0xFF || tkey->mask > 0xFF) {
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fprintf(stderr, "pack_key8 bad value (val %x mask %x\n", tkey->val, tkey->mask);
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fprintf(stderr, "pack_key8 bad value (val %x mask %x\n",
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tkey->val, tkey->mask);
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return -1;
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}
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@ -202,12 +202,12 @@ pack_key8(__u32 retain, struct tc_pedit_sel *sel, struct tc_pedit_key *tkey)
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tkey->off &= ~3;
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if (pedit_debug)
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printf("pack_key8: Final word off %d val %08x mask %08x\n", tkey->off, tkey->val, tkey->mask);
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printf("pack_key8: Final word off %d val %08x mask %08x\n",
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tkey->off, tkey->val, tkey->mask);
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return pack_key(sel, tkey);
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}
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int
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parse_val(int *argc_p, char ***argv_p, __u32 *val, int type)
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int parse_val(int *argc_p, char ***argv_p, __u32 * val, int type)
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{
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int argc = *argc_p;
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char **argv = *argv_p;
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@ -216,7 +216,7 @@ parse_val(int *argc_p, char ***argv_p, __u32 *val, int type)
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return -1;
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if (type == TINT)
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return get_integer((int *) val, *argv, 0);
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return get_integer((int *)val, *argv, 0);
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if (type == TU32)
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return get_u32(val, *argv, 0);
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@ -238,8 +238,8 @@ parse_val(int *argc_p, char ***argv_p, __u32 *val, int type)
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return -1;
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}
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int
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parse_cmd(int *argc_p, char ***argv_p, __u32 len, int type, __u32 retain, struct tc_pedit_sel *sel, struct tc_pedit_key *tkey)
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int parse_cmd(int *argc_p, char ***argv_p, __u32 len, int type, __u32 retain,
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struct tc_pedit_sel *sel, struct tc_pedit_key *tkey)
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{
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__u32 mask = 0, val = 0;
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__u32 o = 0xFF;
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@ -251,7 +251,8 @@ parse_cmd(int *argc_p, char ***argv_p, __u32 len, int type, __u32 retain, struct
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return -1;
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if (pedit_debug)
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printf("parse_cmd argc %d %s offset %d length %d\n", argc, *argv, tkey->off, len);
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printf("parse_cmd argc %d %s offset %d length %d\n",
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argc, *argv, tkey->off, len);
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if (len == 2)
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o = 0xFFFF;
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@ -271,13 +272,15 @@ parse_cmd(int *argc_p, char ***argv_p, __u32 len, int type, __u32 retain, struct
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return -1;
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}
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argc--; argv++;
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argc--;
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argv++;
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if (argc && matches(*argv, "retain") == 0) {
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NEXT_ARG();
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if (parse_val(&argc, &argv, &retain, TU32))
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return -1;
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argc--; argv++;
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argc--;
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argv++;
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}
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tkey->val = val;
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@ -302,15 +305,16 @@ parse_cmd(int *argc_p, char ***argv_p, __u32 len, int type, __u32 retain, struct
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return -1;
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done:
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if (pedit_debug)
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printf("parse_cmd done argc %d %s offset %d length %d\n", argc, *argv, tkey->off, len);
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printf("parse_cmd done argc %d %s offset %d length %d\n",
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argc, *argv, tkey->off, len);
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*argc_p = argc;
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*argv_p = argv;
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return res;
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}
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int
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parse_offset(int *argc_p, char ***argv_p, struct tc_pedit_sel *sel, struct tc_pedit_key *tkey)
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int parse_offset(int *argc_p, char ***argv_p, struct tc_pedit_sel *sel,
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struct tc_pedit_key *tkey)
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{
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int off;
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__u32 len, retain;
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@ -331,7 +335,6 @@ parse_offset(int *argc_p, char ***argv_p, struct tc_pedit_sel *sel, struct tc_pe
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if (argc <= 0)
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return -1;
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if (matches(*argv, "u32") == 0) {
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len = 4;
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retain = 0xFFFFFFFF;
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@ -386,8 +389,7 @@ done:
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return res;
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}
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static int
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parse_munge(int *argc_p, char ***argv_p, struct tc_pedit_sel *sel)
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static int parse_munge(int *argc_p, char ***argv_p, struct tc_pedit_sel *sel)
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{
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struct tc_pedit_key tkey;
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int argc = *argc_p;
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@ -433,8 +435,8 @@ done:
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return res;
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}
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int
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parse_pedit(struct action_util *a, int *argc_p, char ***argv_p, int tca_id, struct nlmsghdr *n)
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int parse_pedit(struct action_util *a, int *argc_p, char ***argv_p, int tca_id,
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struct nlmsghdr *n)
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{
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struct {
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struct tc_pedit_sel sel;
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@ -459,13 +461,15 @@ parse_pedit(struct action_util *a, int *argc_p, char ***argv_p, int tca_id, stru
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usage();
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} else if (matches(*argv, "munge") == 0) {
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if (!ok) {
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fprintf(stderr, "Illegal pedit construct (%s)\n", *argv);
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fprintf(stderr, "Bad pedit construct (%s)\n",
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*argv);
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explain();
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return -1;
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}
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NEXT_ARG();
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if (parse_munge(&argc, &argv, &sel.sel)) {
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fprintf(stderr, "Illegal pedit construct (%s)\n", *argv);
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fprintf(stderr, "Bad pedit construct (%s)\n",
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*argv);
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explain();
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return -1;
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}
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@ -489,7 +493,7 @@ parse_pedit(struct action_util *a, int *argc_p, char ***argv_p, int tca_id, stru
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sel.sel.action = TC_ACT_PIPE;
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NEXT_ARG();
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} else if (matches(*argv, "drop") == 0 ||
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matches(*argv, "shot") == 0) {
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matches(*argv, "shot") == 0) {
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sel.sel.action = TC_ACT_SHOT;
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NEXT_ARG();
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} else if (matches(*argv, "continue") == 0) {
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@ -517,16 +521,17 @@ parse_pedit(struct action_util *a, int *argc_p, char ***argv_p, int tca_id, stru
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tail = NLMSG_TAIL(n);
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addattr_l(n, MAX_MSG, tca_id, NULL, 0);
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addattr_l(n, MAX_MSG, TCA_PEDIT_PARMS, &sel, sizeof(sel.sel)+sel.sel.nkeys*sizeof(struct tc_pedit_key));
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tail->rta_len = (void *) NLMSG_TAIL(n) - (void *) tail;
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addattr_l(n, MAX_MSG, TCA_PEDIT_PARMS, &sel,
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sizeof(sel.sel) +
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sel.sel.nkeys * sizeof(struct tc_pedit_key));
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tail->rta_len = (void *)NLMSG_TAIL(n) - (void *)tail;
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*argc_p = argc;
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*argv_p = argv;
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return 0;
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}
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int
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print_pedit(struct action_util *au, FILE * f, struct rtattr *arg)
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int print_pedit(struct action_util *au, FILE *f, struct rtattr *arg)
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{
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struct tc_pedit_sel *sel;
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struct rtattr *tb[TCA_PEDIT_MAX + 1];
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@ -544,8 +549,10 @@ print_pedit(struct action_util *au, FILE * f, struct rtattr *arg)
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}
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sel = RTA_DATA(tb[TCA_PEDIT_PARMS]);
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fprintf(f, " pedit action %s keys %d\n ", action_n2a(sel->action, b1, sizeof (b1)), sel->nkeys);
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fprintf(f, "\t index %d ref %d bind %d", sel->index, sel->refcnt, sel->bindcnt);
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fprintf(f, " pedit action %s keys %d\n ",
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action_n2a(sel->action, b1, sizeof(b1)), sel->nkeys);
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fprintf(f, "\t index %d ref %d bind %d", sel->index, sel->refcnt,
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sel->bindcnt);
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if (show_stats) {
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if (tb[TCA_PEDIT_TM]) {
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@ -561,21 +568,20 @@ print_pedit(struct action_util *au, FILE * f, struct rtattr *arg)
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for (i = 0; i < sel->nkeys; i++, key++) {
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fprintf(f, "\n\t key #%d", i);
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fprintf(f, " at %d: val %08x mask %08x",
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(unsigned int)key->off,
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(unsigned int)ntohl(key->val),
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(unsigned int)ntohl(key->mask));
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(unsigned int)key->off,
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(unsigned int)ntohl(key->val),
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(unsigned int)ntohl(key->mask));
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}
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} else {
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fprintf(f, "\npedit %x keys %d is not LEGIT", sel->index, sel->nkeys);
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fprintf(f, "\npedit %x keys %d is not LEGIT", sel->index,
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sel->nkeys);
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}
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fprintf(f, "\n ");
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return 0;
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}
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int
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pedit_print_xstats(struct action_util *au, FILE *f, struct rtattr *xstats)
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int pedit_print_xstats(struct action_util *au, FILE *f, struct rtattr *xstats)
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{
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return 0;
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}
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