We will use it for parsing disabled sockets families as well.
Signed-off-by: Cyrill Gorcunov <[email protected]>
---
net/protocols.c | 48 ++++++++++++++++++++++++------------------------
1 file changed, 24 insertions(+), 24 deletions(-)
diff --git a/net/protocols.c b/net/protocols.c
index c4a4ae2..4331351 100644
--- a/net/protocols.c
+++ b/net/protocols.c
@@ -58,6 +58,19 @@ static const struct protocol protocols[] = {
{ "PF_VSOCK", 40 },
};
+static const struct protocol *lookup_proto(const char *name, unsigned int
proto)
+{
+ unsigned int i;
+
+ for (i = 0; i < ARRAY_SIZE(protocols); i++) {
+ if ((name && strcmp(name, protocols[i].name) == 0) ||
+ (proto != -1u && protocols[i].proto == proto))
+ return &protocols[i];
+ }
+
+ return NULL;
+}
+
const char * get_proto_name(unsigned int proto)
{
unsigned int i;
@@ -70,33 +83,20 @@ const char * get_proto_name(unsigned int proto)
void find_specific_proto(const char *protoarg)
{
+ const struct protocol *p;
unsigned int i;
- if (specific_proto == 0) {
- /* we were passed a string */
- for (i = 0; i < ARRAY_SIZE(protocols); i++) {
- if (strcmp(protoarg, protocols[i].name) == 0) {
- specific_proto = protocols[i].proto;
- output(2, "Proto %s = %d\n", protoarg,
specific_proto);
- break;
- }
- }
- } else {
- /* we were passed a numeric arg. */
- for (i = 0; i < ARRAY_SIZE(protocols); i++) {
- if (specific_proto == protocols[i].proto)
- break;
- }
+ p = lookup_proto(protoarg, specific_proto ? : -1u);
+ if (p) {
+ specific_proto = p->proto;
+ output(2, "Using protocol %s (%u) for all sockets\n", p->name,
p->proto);
+ return;
}
- if (i > ARRAY_SIZE(protocols)) {
- outputerr("Protocol unknown. Pass a numeric value [0-%d] or one
of ", TRINITY_PF_MAX);
- for (i = 0; i < ARRAY_SIZE(protocols); i++)
- outputerr("%s ", protocols[i].name);
- outputerr("\n");
-
- exit(EXIT_FAILURE);
- }
+ outputerr("Protocol unknown. Pass a numeric value [0-%d] or one of ",
TRINITY_PF_MAX);
+ for (i = 0; i < ARRAY_SIZE(protocols); i++)
+ outputerr("%s ", protocols[i].name);
+ outputerr("\n");
- output(2, "Using protocol %s (%u) for all sockets\n",
protocols[i].name, protocols[i].proto);
+ exit(EXIT_FAILURE);
}
--
1.8.3.1
--
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