In this commit, we:
1. Export print_bearer_media()
2. Move the bearer name handling from nl_add_bearer_name() into
   a new function cmd_get_unique_bearer_name().

These exported functions will be used by link monitor used in
subsequent commits.

Signed-off-by: Parthasarathy Bhuvaragan <parthasarathy.bhuvara...@ericsson.com>
---
 tipc/bearer.c | 75 +++++++++++++++++++++++++++++++++++------------------------
 tipc/bearer.h |  4 ++++
 2 files changed, 48 insertions(+), 31 deletions(-)

diff --git a/tipc/bearer.c b/tipc/bearer.c
index 8729dad4a060..810344f672af 100644
--- a/tipc/bearer.c
+++ b/tipc/bearer.c
@@ -45,7 +45,7 @@ static void _print_bearer_opts(void)
                " window                - Bearer link window\n");
 }
 
-static void _print_bearer_media(void)
+void print_bearer_media(void)
 {
        fprintf(stderr,
                "\nMEDIA\n"
@@ -192,14 +192,28 @@ static int nl_add_udp_enable_opts(struct nlmsghdr *nlh, 
struct opt *opts,
 }
 
 static int nl_add_bearer_name(struct nlmsghdr *nlh, const struct cmd *cmd,
-                          struct cmdl *cmdl, struct opt *opts,
-                          struct tipc_sup_media sup_media[])
+                             struct cmdl *cmdl, struct opt *opts,
+                             const struct tipc_sup_media *sup_media)
+{
+       char bname[TIPC_MAX_BEARER_NAME];
+       int err;
+
+       if ((err = cmd_get_unique_bearer_name(cmd, cmdl, opts, bname, 
sup_media)))
+               return err;
+
+       mnl_attr_put_strz(nlh, TIPC_NLA_BEARER_NAME, bname);
+       return 0;
+}
+
+int cmd_get_unique_bearer_name(const struct cmd *cmd, struct cmdl *cmdl,
+                              struct opt *opts, char *bname,
+                              const struct tipc_sup_media *sup_media)
 {
-       char id[TIPC_MAX_BEARER_NAME];
        char *media;
        char *identifier;
        struct opt *opt;
-       struct tipc_sup_media *entry;
+       const struct tipc_sup_media *entry;
+
 
        if (!(opt = get_opt(opts, "media"))) {
                if (help_flag)
@@ -219,13 +233,12 @@ static int nl_add_bearer_name(struct nlmsghdr *nlh, const 
struct cmd *cmd,
                                (entry->help)(cmdl, media);
                        else
                                fprintf(stderr, "error, missing bearer %s\n",
-                                               entry->identifier);
+                                       entry->identifier);
                        return -EINVAL;
                }
 
                identifier = opt->val;
-               snprintf(id, sizeof(id), "%s:%s", media, identifier);
-               mnl_attr_put_strz(nlh, TIPC_NLA_BEARER_NAME, id);
+               snprintf(bname, TIPC_MAX_BEARER_NAME, "%s:%s", media, 
identifier);
 
                return 0;
        }
@@ -270,13 +283,13 @@ static int udp_bearer_add(struct nlmsghdr *nlh, struct 
opt *opts,
 
                if ((err = getaddrinfo(ip, remport, &hints, &addr))) {
                        fprintf(stderr, "UDP address error: %s\n",
-                                       gai_strerror(err));
+                               gai_strerror(err));
                        freeaddrinfo(addr);
                        return err;
                }
 
                mnl_attr_put(nlh, TIPC_NLA_UDP_REMOTE, addr->ai_addrlen,
-                               addr->ai_addr);
+                            addr->ai_addr);
                freeaddrinfo(addr);
        } else {
                fprintf(stderr, "error, missing remoteip\n");
@@ -302,7 +315,7 @@ static int cmd_bearer_add_media(struct nlmsghdr *nlh, const 
struct cmd *cmd,
                { "media",              OPT_KEYVAL,     NULL },
                { NULL }
        };
-       struct tipc_sup_media sup_media[] = {
+       const struct tipc_sup_media sup_media[] = {
                { "udp",        "name",         cmd_bearer_add_udp_help},
                { NULL, },
        };
@@ -366,7 +379,7 @@ static void cmd_bearer_enable_help(struct cmdl *cmdl)
                " domain DOMAIN         - Discovery domain\n"
                " priority PRIORITY     - Bearer priority\n",
                cmdl->argv[0]);
-       _print_bearer_media();
+       print_bearer_media();
 }
 
 static int cmd_bearer_enable(struct nlmsghdr *nlh, const struct cmd *cmd,
@@ -389,9 +402,9 @@ static int cmd_bearer_enable(struct nlmsghdr *nlh, const 
struct cmd *cmd,
                { NULL }
        };
        struct tipc_sup_media sup_media[] = {
-               { "udp",        "name",         cmd_bearer_enable_udp_help},
-               { "eth",        "device",       cmd_bearer_enable_l2_help },
-               { "ib",         "device",       cmd_bearer_enable_l2_help },
+               { "udp",        "name",         cmd_bearer_enable_udp_help},
+               { "eth",        "device",       cmd_bearer_enable_l2_help },
+               { "ib",         "device",       cmd_bearer_enable_l2_help },
                { NULL, },
        };
 
@@ -449,7 +462,7 @@ static void cmd_bearer_disable_help(struct cmdl *cmdl)
 {
        fprintf(stderr, "Usage: %s bearer disable media MEDIA ARGS...\n",
                cmdl->argv[0]);
-       _print_bearer_media();
+       print_bearer_media();
 }
 
 static int cmd_bearer_disable(struct nlmsghdr *nlh, const struct cmd *cmd,
@@ -465,9 +478,9 @@ static int cmd_bearer_disable(struct nlmsghdr *nlh, const 
struct cmd *cmd,
                { NULL }
        };
        struct tipc_sup_media sup_media[] = {
-               { "udp",        "name",         cmd_bearer_disable_udp_help},
-               { "eth",        "device",       cmd_bearer_disable_l2_help },
-               { "ib",         "device",       cmd_bearer_disable_l2_help },
+               { "udp",        "name",         cmd_bearer_disable_udp_help},
+               { "eth",        "device",       cmd_bearer_disable_l2_help },
+               { "ib",         "device",       cmd_bearer_disable_l2_help },
                { NULL, },
        };
 
@@ -497,7 +510,7 @@ static void cmd_bearer_set_help(struct cmdl *cmdl)
        fprintf(stderr, "Usage: %s bearer set OPTION media MEDIA ARGS...\n",
                cmdl->argv[0]);
        _print_bearer_opts();
-       _print_bearer_media();
+       print_bearer_media();
 }
 
 static void cmd_bearer_set_udp_help(struct cmdl *cmdl, char *media)
@@ -516,7 +529,7 @@ static void cmd_bearer_set_l2_help(struct cmdl *cmdl, char 
*media)
 }
 
 static int cmd_bearer_set_prop(struct nlmsghdr *nlh, const struct cmd *cmd,
-                        struct cmdl *cmdl, void *data)
+                              struct cmdl *cmdl, void *data)
 {
        int err;
        int val;
@@ -531,9 +544,9 @@ static int cmd_bearer_set_prop(struct nlmsghdr *nlh, const 
struct cmd *cmd,
                { NULL }
        };
        struct tipc_sup_media sup_media[] = {
-               { "udp",        "name",         cmd_bearer_set_udp_help},
-               { "eth",        "device",       cmd_bearer_set_l2_help },
-               { "ib",         "device",       cmd_bearer_set_l2_help },
+               { "udp",        "name",         cmd_bearer_set_udp_help},
+               { "eth",        "device",       cmd_bearer_set_l2_help },
+               { "ib",         "device",       cmd_bearer_set_l2_help },
                { NULL, },
        };
 
@@ -592,7 +605,7 @@ static void cmd_bearer_get_help(struct cmdl *cmdl)
        fprintf(stderr, "Usage: %s bearer get [OPTION] media MEDIA ARGS...\n",
                cmdl->argv[0]);
        _print_bearer_opts();
-       _print_bearer_media();
+       print_bearer_media();
 }
 
 static void cmd_bearer_get_udp_help(struct cmdl *cmdl, char *media)
@@ -639,7 +652,7 @@ static int bearer_dump_udp_cb(const struct nlmsghdr *nlh, 
void *data)
                struct sockaddr_in6 *ipv6 = (struct sockaddr_in6 *) addr;
 
                if (!inet_ntop(AF_INET6, &ipv6->sin6_addr, straddr,
-                                       sizeof(straddr))) {
+                              sizeof(straddr))) {
                        fprintf(stderr, "error, parsing IPv6 addr\n");
                        return MNL_CB_ERROR;
                }
@@ -705,7 +718,7 @@ static int bearer_get_udp_cb(const struct nlmsghdr *nlh, 
void *data)
                switch (cb_data->prop) {
                case UDP_PROP_IP:
                        if (!inet_ntop(AF_INET6, &ipv6->sin6_addr, straddr,
-                                               sizeof(straddr))) {
+                                      sizeof(straddr))) {
                                fprintf(stderr, "error, parsing IPv6 addr\n");
                                return MNL_CB_ERROR;
                        }
@@ -769,7 +782,7 @@ static int cmd_bearer_get_media(struct nlmsghdr *nlh, const 
struct cmd *cmd,
                { NULL }
        };
        struct tipc_sup_media sup_media[] = {
-               { "udp",        "name",         cmd_bearer_get_udp_help},
+               { "udp",        "name",         cmd_bearer_get_udp_help},
                { NULL, },
        };
 
@@ -844,9 +857,9 @@ static int cmd_bearer_get_prop(struct nlmsghdr *nlh, const 
struct cmd *cmd,
                { NULL }
        };
        struct tipc_sup_media sup_media[] = {
-               { "udp",        "name",         cmd_bearer_get_udp_help},
-               { "eth",        "device",       cmd_bearer_get_l2_help },
-               { "ib",         "device",       cmd_bearer_get_l2_help },
+               { "udp",        "name",         cmd_bearer_get_udp_help},
+               { "eth",        "device",       cmd_bearer_get_l2_help },
+               { "ib",         "device",       cmd_bearer_get_l2_help },
                { NULL, },
        };
 
diff --git a/tipc/bearer.h b/tipc/bearer.h
index 9459d65ebb5f..c0d099630b27 100644
--- a/tipc/bearer.h
+++ b/tipc/bearer.h
@@ -19,4 +19,8 @@ extern int help_flag;
 int cmd_bearer(struct nlmsghdr *nlh, const struct cmd *cmd, struct cmdl *cmdl, 
void *data);
 void cmd_bearer_help(struct cmdl *cmdl);
 
+void print_bearer_media(void);
+int cmd_get_unique_bearer_name(const struct cmd *cmd, struct cmdl *cmdl,
+                              struct opt *opts, char *bname,
+                              const struct tipc_sup_media *sup_media);
 #endif
-- 
2.1.4


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