The pcapng test needs additional wrappers to be able to
build and run on Windows.

This is a pre-existing problem, only exposed when the
test was enabled on Windows builds, and when libpcap
is setup on Windows.

Fixes: 0edc1f408a8b ("test: enable subset of tests on Windows")
Cc: [email protected]

Signed-off-by: Stephen Hemminger <[email protected]>
---
 app/test/test_pcapng.c | 65 +++++++++++++++++++++++++++++++++++++++---
 1 file changed, 61 insertions(+), 4 deletions(-)

diff --git a/app/test/test_pcapng.c b/app/test/test_pcapng.c
index ad9ad51f4c..f0faead728 100644
--- a/app/test/test_pcapng.c
+++ b/app/test/test_pcapng.c
@@ -4,7 +4,16 @@
 
 #include <stdio.h>
 #include <stdlib.h>
+#include <string.h>
+
+#ifdef RTE_EXEC_ENV_WINDOWS
+#include <winsock2.h>
+#include <io.h>
+#include <fcntl.h>
+#include <windows.h>
+#else
 #include <unistd.h>
+#endif
 
 #include <rte_bus_vdev.h>
 #include <rte_ethdev.h>
@@ -23,6 +32,52 @@
 
 #include "test.h"
 
+#ifdef RTE_EXEC_ENV_WINDOWS
+static uint64_t
+current_timestamp(void)
+{
+       FILETIME ft;
+       ULARGE_INTEGER ul;
+
+       GetSystemTimeAsFileTime(&ft);
+       ul.LowPart = ft.dwLowDateTime;
+       ul.HighPart = ft.dwHighDateTime;
+       /* FILETIME is 100ns intervals since 1601-01-01, convert to ns since 
Unix epoch */
+       return (ul.QuadPart - 116444736000000000ULL) * 100;
+}
+
+/*
+ * Create temporary file with suffix for Windows.
+ * Returns file descriptor or -1 on failure.
+ */
+static int
+mkstemps(char *tmpl, int suffixlen)
+{
+       char temp_dir[MAX_PATH];
+       char temp_file[MAX_PATH];
+       DWORD ret;
+
+       ret = GetTempPathA(sizeof(temp_dir), temp_dir);
+       if (ret == 0 || ret > sizeof(temp_dir))
+               return -1;
+
+       if (GetTempFileNameA(temp_dir, "pcap", 0, temp_file) == 0)
+               return -1;
+
+       /*
+        * GetTempFileNameA with uUnique=0 creates the file to reserve the name.
+        * Remove it since we open a different name with the original suffix 
appended.
+        */
+       DeleteFileA(temp_file);
+
+       /* Append the original suffix (e.g. ".pcapng") to the temp file */
+       strlcat(temp_file, tmpl + strlen(tmpl) - suffixlen, sizeof(temp_file));
+       strlcpy(tmpl, temp_file, PATH_MAX);
+
+       return _open(tmpl, _O_RDWR | _O_BINARY | _O_CREAT | _O_EXCL, 0666);
+}
+#endif /* RTE_EXEC_ENV_WINDOWS */
+
 #define PCAPNG_TEST_DEBUG 0
 
 #define TOTAL_PACKETS  10000
@@ -344,6 +399,7 @@ parse_pcap_packet(u_char *user, const struct pcap_pkthdr *h,
        pcap_breakloop(ctx->pcap);
 }
 
+#ifndef RTE_EXEC_ENV_WINDOWS
 static uint64_t
 current_timestamp(void)
 {
@@ -352,6 +408,7 @@ current_timestamp(void)
        clock_gettime(CLOCK_REALTIME, &ts);
        return rte_timespec_to_ns(&ts);
 }
+#endif
 
 /*
  * Open the resulting pcapng file with libpcap
@@ -395,7 +452,7 @@ valid_pcapng_file(const char *file_name, uint64_t started, 
unsigned int expected
 static int
 test_add_interface(void)
 {
-       char file_name[] = "/tmp/pcapng_test_XXXXXX.pcapng";
+       char file_name[PATH_MAX] = "/tmp/pcapng_test_XXXXXX.pcapng";
        static rte_pcapng_t *pcapng;
        int ret, tmp_fd;
        uint64_t now = current_timestamp();
@@ -444,7 +501,7 @@ test_add_interface(void)
        ret = valid_pcapng_file(file_name, now, 0);
        /* if test fails want to investigate the file */
        if (ret == 0)
-               unlink(file_name);
+               remove(file_name);
 
        return ret;
 
@@ -456,7 +513,7 @@ test_add_interface(void)
 static int
 test_write_packets(void)
 {
-       char file_name[] = "/tmp/pcapng_test_XXXXXX.pcapng";
+       char file_name[PATH_MAX] = "/tmp/pcapng_test_XXXXXX.pcapng";
        rte_pcapng_t *pcapng = NULL;
        int ret, tmp_fd, count;
        uint64_t now = current_timestamp();
@@ -508,7 +565,7 @@ test_write_packets(void)
        ret = valid_pcapng_file(file_name, now, count);
        /* if test fails want to investigate the file */
        if (ret == 0)
-               unlink(file_name);
+               remove(file_name);
 
        return ret;
 
-- 
2.51.0

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