Signed-off-by: Alexey Kodanev <[email protected]>
---
tools/apicmds/.gitignore | 1 +
tools/apicmds/Makefile | 2 +-
tools/apicmds/ltpapicmd.c | 37 +++++++++++++++++++++++++++++++++++++
3 files changed, 39 insertions(+), 1 deletions(-)
diff --git a/tools/apicmds/.gitignore b/tools/apicmds/.gitignore
index a6d73d3..0c1a896 100644
--- a/tools/apicmds/.gitignore
+++ b/tools/apicmds/.gitignore
@@ -2,6 +2,7 @@ tst_brk
tst_brkm
tst_exit
tst_flush
+tst_get_unused_port
tst_kvercmp
tst_kvercmp2
tst_ncpus
diff --git a/tools/apicmds/Makefile b/tools/apicmds/Makefile
index 3cadc3f..9ecf570 100644
--- a/tools/apicmds/Makefile
+++ b/tools/apicmds/Makefile
@@ -27,7 +27,7 @@ include $(top_srcdir)/include/mk/testcases.mk
CPPFLAGS += -D_GNU_SOURCE
MAKE_TARGETS := $(addprefix tst_,brk brkm exit flush kvercmp
kvercmp2 \
- res resm ncpus ncpus_max)
+ res resm ncpus ncpus_max get_unused_port)
include $(top_srcdir)/include/mk/generic_leaf_target.mk
diff --git a/tools/apicmds/ltpapicmd.c b/tools/apicmds/ltpapicmd.c
index 8fae62a..140fbe2 100644
--- a/tools/apicmds/ltpapicmd.c
+++ b/tools/apicmds/ltpapicmd.c
@@ -69,6 +69,7 @@
*
*/
+#include <sys/socket.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
@@ -289,6 +290,40 @@ void apicmd_kvercmp2(int argc, char *argv[])
exit(exit_value);
}
+struct param_pair {
+ char *cmd;
+ int value;
+};
+
+unsigned short apicmd_get_unused_port(int argc, char *argv[])
+{
+ if (argc != 3)
+ goto err;
+
+ const struct param_pair params[][3] = {
+ {{ "ipv4", AF_INET }, { "ipv6", AF_INET6 }, { 0, 0 }},
+ {{ "stream", SOCK_STREAM }, { "dgram", SOCK_DGRAM }, { 0, 0 }}
+ };
+
+ int i;
+ const struct param_pair *p[2];
+ for (i = 0; i < 2; ++i) {
+ for (p[i] = params[i]; p[i]->cmd; ++p[i]) {
+ if (!strcmp(p[i]->cmd, argv[i]))
+ break;
+ }
+ if (!p[i]->cmd)
+ goto err;
+ }
+ return tst_get_unused_port(NULL, p[0]->value, p[1]->value);
+
+err:
+ fprintf(stderr, "Usage: tst_get_unused_port FAMILY TYPE\n"
+ "where FAMILY := { ipv4 | ipv6 }\n"
+ " TYPE := { stream | dgram }\n");
+ exit(1);
+}
+
/*
* Function: main - entry point of this program
*
@@ -371,6 +406,8 @@ int main(int argc, char *argv[])
printf("%li\n", tst_ncpus());
} else if (strcmp(cmd_name, "tst_ncpus_max") == 0) {
printf("%li\n", tst_ncpus_max());
+ } else if (strcmp(cmd_name, "tst_get_unused_port") == 0) {
+ printf("%u\n", apicmd_get_unused_port(argc, argv));
}
exit(0);
--
1.7.1
------------------------------------------------------------------------------
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