Imported Upstream version 16.07-rc1
[deb_dpdk.git] / examples / ip_pipeline / config_parse.c
index e5efd03..0adca98 100644 (file)
@@ -1,4 +1,4 @@
-/*-
+/*-
  *   BSD LICENSE
  *
  *   Copyright(c) 2010-2016 Intel Corporation. All rights reserved.
@@ -30,6 +30,7 @@
  *   (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
  *   OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  */
+
 #include <stdint.h>
 #include <stdlib.h>
 #include <stdio.h>
@@ -80,6 +81,11 @@ static const struct app_link_params link_params_default = {
        .tcp_local_q = 0,
        .udp_local_q = 0,
        .sctp_local_q = 0,
+       .rss_qs = {0},
+       .n_rss_qs = 0,
+       .rss_proto_ipv4 = ETH_RSS_IPV4,
+       .rss_proto_ipv6 = ETH_RSS_IPV6,
+       .rss_proto_l2 = 0,
        .state = 0,
        .ip = 0,
        .depth = 0,
@@ -103,6 +109,13 @@ static const struct app_link_params link_params_default = {
                        .max_rx_pkt_len = 9000, /* Jumbo frame max packet len */
                        .split_hdr_size = 0, /* Header split buffer size */
                },
+               .rx_adv_conf = {
+                       .rss_conf = {
+                               .rss_key = NULL,
+                               .rss_key_len = 40,
+                               .rss_hf = 0,
+                       },
+               },
                .txmode = {
                        .mq_mode = ETH_MQ_TX_NONE,
                },
@@ -176,6 +189,20 @@ struct app_pktq_tm_params default_tm_params = {
        .burst_write = 32,
 };
 
+struct app_pktq_kni_params default_kni_params = {
+       .parsed = 0,
+       .socket_id = 0,
+       .core_id = 0,
+       .hyper_th_id = 0,
+       .force_bind = 0,
+
+       .mempool_id = 0,
+       .burst_read = 32,
+       .burst_write = 32,
+       .dropless = 0,
+       .n_retries = 0,
+};
+
 struct app_pktq_source_params default_source_params = {
        .parsed = 0,
        .mempool_id = 0,
@@ -229,306 +256,136 @@ app_print_usage(char *prgname)
        rte_exit(0, app_usage, prgname, app_params_default.config_file);
 }
 
-#define skip_white_spaces(pos)                 \
-({                                             \
-       __typeof__(pos) _p = (pos);             \
-       for ( ; isspace(*_p); _p++);            \
-       _p;                                     \
+#define APP_PARAM_ADD(set, key)                                                \
+({                                                                     \
+       ssize_t pos = APP_PARAM_FIND(set, key);                         \
+       ssize_t size = RTE_DIM(set);                                    \
+                                                                       \
+       if (pos < 0) {                                                  \
+               for (pos = 0; pos < size; pos++) {                      \
+                       if (!APP_PARAM_VALID(&((set)[pos])))            \
+                               break;                                  \
+               }                                                       \
+                                                                       \
+               APP_CHECK((pos < size),                                 \
+                       "Parse error: size of %s is limited to %u elements",\
+                       #set, (uint32_t) size);                         \
+                                                                       \
+               (set)[pos].name = strdup(key);                          \
+               APP_CHECK(((set)[pos].name),                            \
+                       "Parse error: no free memory");                 \
+       }                                                               \
+       pos;                                                            \
 })
 
-#define PARSER_PARAM_ADD_CHECK(result, params_array, section_name)     \
-do {                                                                   \
-       APP_CHECK((result != -EINVAL),                                  \
-               "Parse error: no free memory");                         \
-       APP_CHECK((result != -ENOMEM),                                  \
-               "Parse error: too many \"%s\" sections", section_name); \
-       APP_CHECK(((result >= 0) && (params_array)[result].parsed == 0),\
-               "Parse error: duplicate \"%s\" section", section_name); \
-       APP_CHECK((result >= 0),                                        \
-               "Parse error in section \"%s\"", section_name);         \
-} while (0)
-
-int
-parser_read_arg_bool(const char *p)
-{
-       p = skip_white_spaces(p);
-       int result = -EINVAL;
-
-       if (((p[0] == 'y') && (p[1] == 'e') && (p[2] == 's')) ||
-               ((p[0] == 'Y') && (p[1] == 'E') && (p[2] == 'S'))) {
-               p += 3;
-               result = 1;
-       }
-
-       if (((p[0] == 'o') && (p[1] == 'n')) ||
-               ((p[0] == 'O') && (p[1] == 'N'))) {
-               p += 2;
-               result = 1;
-       }
+#define APP_PARAM_ADD_LINK_FOR_RXQ(app, rxq_name)                      \
+({                                                                     \
+       char link_name[APP_PARAM_NAME_SIZE];                            \
+       ssize_t link_param_pos;                                         \
+       uint32_t link_id, queue_id;                             \
+                                                                       \
+       sscanf((rxq_name), "RXQ%" SCNu32 ".%" SCNu32, &link_id, &queue_id);\
+       sprintf(link_name, "LINK%" PRIu32, link_id);                    \
+       link_param_pos = APP_PARAM_ADD((app)->link_params, link_name);  \
+       link_param_pos;                                                 \
+})
 
-       if (((p[0] == 'n') && (p[1] == 'o')) ||
-               ((p[0] == 'N') && (p[1] == 'O'))) {
-               p += 2;
-               result = 0;
-       }
+#define APP_PARAM_ADD_LINK_FOR_TXQ(app, txq_name)                      \
+({                                                                     \
+       char link_name[APP_PARAM_NAME_SIZE];                            \
+       ssize_t link_param_pos;                                         \
+       uint32_t link_id, queue_id;                                     \
+                                                                       \
+       sscanf((txq_name), "TXQ%" SCNu32 ".%" SCNu32, &link_id, &queue_id);\
+       sprintf(link_name, "LINK%" PRIu32, link_id);                    \
+       link_param_pos = APP_PARAM_ADD((app)->link_params, link_name);  \
+       link_param_pos;                                                 \
+})
 
-       if (((p[0] == 'o') && (p[1] == 'f') && (p[2] == 'f')) ||
-               ((p[0] == 'O') && (p[1] == 'F') && (p[2] == 'F'))) {
-               p += 3;
-               result = 0;
-       }
+#define APP_PARAM_ADD_LINK_FOR_TM(app, tm_name)                                \
+({                                                                     \
+       char link_name[APP_PARAM_NAME_SIZE];                            \
+       ssize_t link_param_pos;                                         \
+       uint32_t link_id;                                               \
+                                                                       \
+       sscanf((tm_name), "TM%" SCNu32, &link_id);                      \
+       sprintf(link_name, "LINK%" PRIu32, link_id);                    \
+       link_param_pos = APP_PARAM_ADD((app)->link_params, link_name);  \
+       link_param_pos;                                                 \
+})
 
-       p = skip_white_spaces(p);
+#define APP_PARAM_ADD_LINK_FOR_KNI(app, kni_name)                      \
+({                                                                     \
+       char link_name[APP_PARAM_NAME_SIZE];                            \
+       ssize_t link_param_pos;                                         \
+       uint32_t link_id;                                               \
+                                                                       \
+       sscanf((kni_name), "KNI%" SCNu32, &link_id);            \
+       sprintf(link_name, "LINK%" PRIu32, link_id);                    \
+       link_param_pos = APP_PARAM_ADD((app)->link_params, link_name);  \
+       link_param_pos;                                                 \
+})
 
-       if (p[0] != '\0')
-               return -EINVAL;
+#define PARSE_CHECK_DUPLICATE_SECTION(obj)                             \
+do {                                                                   \
+       APP_CHECK(((obj)->parsed == 0),                                 \
+               "Parse error: duplicate \"%s\" section", (obj)->name);  \
+       (obj)->parsed++;                                        \
+} while (0)
 
-       return result;
-}
+#define PARSE_CHECK_DUPLICATE_SECTION_EAL(obj)                         \
+do {                                                                   \
+       APP_CHECK(((obj)->parsed == 0),                                 \
+               "Parse error: duplicate \"%s\" section", "EAL");        \
+       (obj)->parsed++;                                        \
+} while (0)
 
 #define PARSE_ERROR(exp, section, entry)                               \
-APP_CHECK(exp, "Parse error in section \"%s\": entry \"%s\"\n", section, entry)
+APP_CHECK(exp, "Parse error in section \"%s\": entry \"%s\"", section, entry)
 
 #define PARSE_ERROR_MESSAGE(exp, section, entry, message)              \
-APP_CHECK(exp, "Parse error in section \"%s\", entry \"%s\": %s\n",    \
+APP_CHECK(exp, "Parse error in section \"%s\", entry \"%s\": %s",      \
        section, entry, message)
 
+#define PARSE_ERROR_NO_ELEMENTS(exp, section, entry)                   \
+APP_CHECK(exp, "Parse error in section \"%s\", entry \"%s\": "         \
+       "no elements detected",                                         \
+       section, entry)
+
+#define PARSE_ERROR_TOO_MANY_ELEMENTS(exp, section, entry, max)                \
+APP_CHECK(exp, "Parse error in section \"%s\", entry \"%s\": "         \
+       "maximum number of elements allowed is %u",                     \
+       section, entry, max)
+
+#define PARSE_ERROR_INVALID_ELEMENT(exp, section, entry, value)                \
+APP_CHECK(exp, "Parse error in section \"%s\", entry \"%s\": "         \
+       "Invalid element value \"%s\"",                                 \
+       section, entry, value)
 
 #define PARSE_ERROR_MALLOC(exp)                                                \
-APP_CHECK(exp, "Parse error: no free memory\n")
+APP_CHECK(exp, "Parse error: no free memory")
 
 #define PARSE_ERROR_SECTION(exp, section)                              \
 APP_CHECK(exp, "Parse error in section \"%s\"", section)
 
 #define PARSE_ERROR_SECTION_NO_ENTRIES(exp, section)                   \
-APP_CHECK(exp, "Parse error in section \"%s\": no entries\n", section)
+APP_CHECK(exp, "Parse error in section \"%s\": no entries", section)
 
 #define PARSE_WARNING_IGNORED(exp, section, entry)                     \
 do                                                                     \
 if (!(exp))                                                            \
        fprintf(stderr, "Parse warning in section \"%s\": "             \
-               "entry \"%s\" is ignored\n", section, entry);           \
+               "entry \"%s\" is ignored", section, entry);             \
 while (0)
 
 #define PARSE_ERROR_INVALID(exp, section, entry)                       \
-APP_CHECK(exp, "Parse error in section \"%s\": unrecognized entry \"%s\"\n",\
+APP_CHECK(exp, "Parse error in section \"%s\": unrecognized entry \"%s\"",\
        section, entry)
 
 #define PARSE_ERROR_DUPLICATE(exp, section, entry)                     \
-APP_CHECK(exp, "Parse error in section \"%s\": duplicate entry \"%s\"\n",\
+APP_CHECK(exp, "Parse error in section \"%s\": duplicate entry \"%s\"",        \
        section, entry)
 
-int
-parser_read_uint64(uint64_t *value, const char *p)
-{
-       char *next;
-       uint64_t val;
-
-       p = skip_white_spaces(p);
-       if (!isdigit(*p))
-               return -EINVAL;
-
-       val = strtoul(p, &next, 10);
-       if (p == next)
-               return -EINVAL;
-
-       p = next;
-       switch (*p) {
-       case 'T':
-               val *= 1024ULL;
-               /* fall through */
-       case 'G':
-               val *= 1024ULL;
-               /* fall through */
-       case 'M':
-               val *= 1024ULL;
-               /* fall through */
-       case 'k':
-       case 'K':
-               val *= 1024ULL;
-               p++;
-               break;
-       }
-
-       p = skip_white_spaces(p);
-       if (*p != '\0')
-               return -EINVAL;
-
-       *value = val;
-       return 0;
-}
-
-int
-parser_read_uint32(uint32_t *value, const char *p)
-{
-       uint64_t val = 0;
-       int ret = parser_read_uint64(&val, p);
-
-       if (ret < 0)
-               return ret;
-
-       if (val > UINT32_MAX)
-               return -ERANGE;
-
-       *value = val;
-       return 0;
-}
-
-int
-parse_pipeline_core(uint32_t *socket,
-       uint32_t *core,
-       uint32_t *ht,
-       const char *entry)
-{
-       size_t num_len;
-       char num[8];
-
-       uint32_t s = 0, c = 0, h = 0, val;
-       uint8_t s_parsed = 0, c_parsed = 0, h_parsed = 0;
-       const char *next = skip_white_spaces(entry);
-       char type;
-
-       /* Expect <CORE> or [sX][cY][h]. At least one parameter is required. */
-       while (*next != '\0') {
-               /* If everything parsed nothing should left */
-               if (s_parsed && c_parsed && h_parsed)
-                       return -EINVAL;
-
-               type = *next;
-               switch (type) {
-               case 's':
-               case 'S':
-                       if (s_parsed || c_parsed || h_parsed)
-                               return -EINVAL;
-                       s_parsed = 1;
-                       next++;
-                       break;
-               case 'c':
-               case 'C':
-                       if (c_parsed || h_parsed)
-                               return -EINVAL;
-                       c_parsed = 1;
-                       next++;
-                       break;
-               case 'h':
-               case 'H':
-                       if (h_parsed)
-                               return -EINVAL;
-                       h_parsed = 1;
-                       next++;
-                       break;
-               default:
-                       /* If it start from digit it must be only core id. */
-                       if (!isdigit(*next) || s_parsed || c_parsed || h_parsed)
-                               return -EINVAL;
-
-                       type = 'C';
-               }
-
-               for (num_len = 0; *next != '\0'; next++, num_len++) {
-                       if (num_len == RTE_DIM(num))
-                               return -EINVAL;
-
-                       if (!isdigit(*next))
-                               break;
-
-                       num[num_len] = *next;
-               }
-
-               if (num_len == 0 && type != 'h' && type != 'H')
-                       return -EINVAL;
-
-               if (num_len != 0 && (type == 'h' || type == 'H'))
-                       return -EINVAL;
-
-               num[num_len] = '\0';
-               val = strtol(num, NULL, 10);
-
-               h = 0;
-               switch (type) {
-               case 's':
-               case 'S':
-                       s = val;
-                       break;
-               case 'c':
-               case 'C':
-                       c = val;
-                       break;
-               case 'h':
-               case 'H':
-                       h = 1;
-                       break;
-               }
-       }
-
-       *socket = s;
-       *core = c;
-       *ht = h;
-       return 0;
-}
-
-static uint32_t
-get_hex_val(char c)
-{
-       switch (c) {
-       case '0': case '1': case '2': case '3': case '4': case '5':
-       case '6': case '7': case '8': case '9':
-               return c - '0';
-       case 'A': case 'B': case 'C': case 'D': case 'E': case 'F':
-               return c - 'A' + 10;
-       case 'a': case 'b': case 'c': case 'd': case 'e': case 'f':
-               return c - 'a' + 10;
-       default:
-               return 0;
-       }
-}
-
-int
-parse_hex_string(char *src, uint8_t *dst, uint32_t *size)
-{
-       char *c;
-       uint32_t len, i;
-
-       /* Check input parameters */
-       if ((src == NULL) ||
-               (dst == NULL) ||
-               (size == NULL) ||
-               (*size == 0))
-               return -1;
-
-       len = strlen(src);
-       if (((len & 3) != 0) ||
-               (len > (*size) * 2))
-               return -1;
-       *size = len / 2;
-
-       for (c = src; *c != 0; c++) {
-               if ((((*c) >= '0') && ((*c) <= '9')) ||
-                       (((*c) >= 'A') && ((*c) <= 'F')) ||
-                       (((*c) >= 'a') && ((*c) <= 'f')))
-                       continue;
-
-               return -1;
-       }
-
-       /* Convert chars to bytes */
-       for (i = 0; i < *size; i++)
-               dst[i] = get_hex_val(src[2 * i]) * 16 +
-                       get_hex_val(src[2 * i + 1]);
-
-       return 0;
-}
-
-static size_t
-skip_digits(const char *src)
-{
-       size_t i;
-
-       for (i = 0; isdigit(src[i]); i++);
-
-       return i;
-}
-
 static int
 validate_name(const char *name, const char *prefix, int num)
 {
@@ -584,6 +441,8 @@ parse_eal(struct app_params *app,
 
        rte_cfgfile_section_entries(cfg, section_name, entries, n_entries);
 
+       PARSE_CHECK_DUPLICATE_SECTION_EAL(p);
+
        for (i = 0; i < n_entries; i++) {
                struct rte_cfgfile_entry *entry = &entries[i];
 
@@ -963,413 +822,162 @@ parse_eal(struct app_params *app,
        free(entries);
 }
 
-static int
-parse_pipeline_pcap_source(struct app_params *app,
-       struct app_pipeline_params *p,
-       const char *file_name, const char *cp_size)
-{
-       const char *next = NULL;
-       char *end;
-       uint32_t i;
-       int parse_file = 0;
-
-       if (file_name && !cp_size) {
-               next = file_name;
-               parse_file = 1; /* parse file path */
-       } else if (cp_size && !file_name) {
-               next = cp_size;
-               parse_file = 0; /* parse copy size */
-       } else
-               return -EINVAL;
-
-       char name[APP_PARAM_NAME_SIZE];
-       size_t name_len;
-
-       if (p->n_pktq_in == 0)
-               return -EINVAL;
-
-       i = 0;
-       while (*next != '\0') {
-               uint32_t id;
-
-               if (i >= p->n_pktq_in)
-                       return -EINVAL;
-
-               id = p->pktq_in[i].id;
-
-               end = strchr(next, ' ');
-               if (!end)
-                       name_len = strlen(next);
-               else
-                       name_len = end - next;
-
-               if (name_len == 0 || name_len == sizeof(name))
-                       return -EINVAL;
-
-               strncpy(name, next, name_len);
-               name[name_len] = '\0';
-               next += name_len;
-               if (*next != '\0')
-                       next++;
-
-               if (parse_file) {
-                       app->source_params[id].file_name = strdup(name);
-                       if (app->source_params[id].file_name == NULL)
-                               return -ENOMEM;
-               } else {
-                       if (parser_read_uint32(
-                               &app->source_params[id].n_bytes_per_pkt,
-                               name) != 0) {
-                               if (app->source_params[id].
-                                       file_name != NULL)
-                                       free(app->source_params[id].
-                                               file_name);
-                               return -EINVAL;
-                       }
-               }
-
-               i++;
-
-               if (i == p->n_pktq_in)
-                       return 0;
-       }
-
-       return -EINVAL;
-}
-
-static int
-parse_pipeline_pcap_sink(struct app_params *app,
-       struct app_pipeline_params *p,
-       const char *file_name, const char *n_pkts_to_dump)
-{
-       const char *next = NULL;
-       char *end;
-       uint32_t i;
-       int parse_file = 0;
-
-       if (file_name && !n_pkts_to_dump) {
-               next = file_name;
-               parse_file = 1; /* parse file path */
-       } else if (n_pkts_to_dump && !file_name) {
-               next = n_pkts_to_dump;
-               parse_file = 0; /* parse copy size */
-       } else
-               return -EINVAL;
-
-       char name[APP_PARAM_NAME_SIZE];
-       size_t name_len;
-
-       if (p->n_pktq_out == 0)
-               return -EINVAL;
-
-       i = 0;
-       while (*next != '\0') {
-               uint32_t id;
-
-               if (i >= p->n_pktq_out)
-                       return -EINVAL;
-
-               id = p->pktq_out[i].id;
-
-               end = strchr(next, ' ');
-               if (!end)
-                       name_len = strlen(next);
-               else
-                       name_len = end - next;
-
-               if (name_len == 0 || name_len == sizeof(name))
-                       return -EINVAL;
-
-               strncpy(name, next, name_len);
-               name[name_len] = '\0';
-               next += name_len;
-               if (*next != '\0')
-                       next++;
-
-               if (parse_file) {
-                       app->sink_params[id].file_name = strdup(name);
-                       if (app->sink_params[id].file_name == NULL)
-                               return -ENOMEM;
-               } else {
-                       if (parser_read_uint32(
-                               &app->sink_params[id].n_pkts_to_dump,
-                               name) != 0) {
-                               if (app->sink_params[id].file_name !=
-                                       NULL)
-                                       free(app->sink_params[id].
-                                               file_name);
-                               return -EINVAL;
-                       }
-               }
-
-               i++;
-
-               if (i == p->n_pktq_out)
-                       return 0;
-       }
-
-       return -EINVAL;
-}
-
-static int
+static void
 parse_pipeline_pktq_in(struct app_params *app,
        struct app_pipeline_params *p,
-       const char *value)
+       char *value)
 {
-       const char *next = value;
-       char *end;
-       char name[APP_PARAM_NAME_SIZE];
-       size_t name_len;
+       p->n_pktq_in = 0;
 
-       while (*next != '\0') {
+       while (1) {
                enum app_pktq_in_type type;
                int id;
-               char *end_space;
-               char *end_tab;
+               char *name = strtok_r(value, PARSE_DELIMITER, &value);
 
-               next = skip_white_spaces(next);
-               if (!next)
+               if (name == NULL)
                        break;
 
-               end_space = strchr(next, ' ');
-               end_tab = strchr(next, '        ');
-
-               if (end_space && (!end_tab))
-                       end = end_space;
-               else if ((!end_space) && end_tab)
-                       end = end_tab;
-               else if (end_space && end_tab)
-                       end = RTE_MIN(end_space, end_tab);
-               else
-                       end = NULL;
-
-               if (!end)
-                       name_len = strlen(next);
-               else
-                       name_len = end - next;
-
-               if (name_len == 0 || name_len == sizeof(name))
-                       return -EINVAL;
-
-               strncpy(name, next, name_len);
-               name[name_len] = '\0';
-               next += name_len;
-               if (*next != '\0')
-                       next++;
+               PARSE_ERROR_TOO_MANY_ELEMENTS(
+                       (p->n_pktq_in < RTE_DIM(p->pktq_in)),
+                       p->name, "pktq_in", (uint32_t)RTE_DIM(p->pktq_in));
 
                if (validate_name(name, "RXQ", 2) == 0) {
                        type = APP_PKTQ_IN_HWQ;
                        id = APP_PARAM_ADD(app->hwq_in_params, name);
+                       APP_PARAM_ADD_LINK_FOR_RXQ(app, name);
                } else if (validate_name(name, "SWQ", 1) == 0) {
                        type = APP_PKTQ_IN_SWQ;
                        id = APP_PARAM_ADD(app->swq_params, name);
                } else if (validate_name(name, "TM", 1) == 0) {
                        type = APP_PKTQ_IN_TM;
                        id = APP_PARAM_ADD(app->tm_params, name);
+                       APP_PARAM_ADD_LINK_FOR_TM(app, name);
+               } else if (validate_name(name, "KNI", 1) == 0) {
+                       type = APP_PKTQ_IN_KNI;
+                       id = APP_PARAM_ADD(app->kni_params, name);
+                       APP_PARAM_ADD_LINK_FOR_KNI(app, name);
                } else if (validate_name(name, "SOURCE", 1) == 0) {
                        type = APP_PKTQ_IN_SOURCE;
                        id = APP_PARAM_ADD(app->source_params, name);
                } else
-                       return -EINVAL;
-
-               if (id < 0)
-                       return id;
+                       PARSE_ERROR_INVALID_ELEMENT(0,
+                               p->name, "pktq_in", name);
 
                p->pktq_in[p->n_pktq_in].type = type;
                p->pktq_in[p->n_pktq_in].id = (uint32_t) id;
                p->n_pktq_in++;
        }
 
-       return 0;
+       PARSE_ERROR_NO_ELEMENTS((p->n_pktq_in > 0), p->name, "pktq_in");
 }
 
-static int
+static void
 parse_pipeline_pktq_out(struct app_params *app,
        struct app_pipeline_params *p,
-       const char *value)
+       char *value)
 {
-       const char *next = value;
-       char *end;
-       char name[APP_PARAM_NAME_SIZE];
-       size_t name_len;
+       p->n_pktq_out = 0;
 
-       while (*next != '\0') {
+       while (1) {
                enum app_pktq_out_type type;
                int id;
-               char *end_space;
-               char *end_tab;
+               char *name = strtok_r(value, PARSE_DELIMITER, &value);
 
-               next = skip_white_spaces(next);
-               if (!next)
+               if (name == NULL)
                        break;
 
-               end_space = strchr(next, ' ');
-               end_tab = strchr(next, '        ');
-
-               if (end_space && (!end_tab))
-                       end = end_space;
-               else if ((!end_space) && end_tab)
-                       end = end_tab;
-               else if (end_space && end_tab)
-                       end = RTE_MIN(end_space, end_tab);
-               else
-                       end = NULL;
-
-               if (!end)
-                       name_len = strlen(next);
-               else
-                       name_len = end - next;
-
-               if (name_len == 0 || name_len == sizeof(name))
-                       return -EINVAL;
+               PARSE_ERROR_TOO_MANY_ELEMENTS(
+                       (p->n_pktq_out < RTE_DIM(p->pktq_out)),
+                       p->name, "pktq_out", (uint32_t)RTE_DIM(p->pktq_out));
 
-               strncpy(name, next, name_len);
-               name[name_len] = '\0';
-               next += name_len;
-               if (*next != '\0')
-                       next++;
                if (validate_name(name, "TXQ", 2) == 0) {
                        type = APP_PKTQ_OUT_HWQ;
                        id = APP_PARAM_ADD(app->hwq_out_params, name);
+                       APP_PARAM_ADD_LINK_FOR_TXQ(app, name);
                } else if (validate_name(name, "SWQ", 1) == 0) {
                        type = APP_PKTQ_OUT_SWQ;
                        id = APP_PARAM_ADD(app->swq_params, name);
                } else if (validate_name(name, "TM", 1) == 0) {
                        type = APP_PKTQ_OUT_TM;
                        id = APP_PARAM_ADD(app->tm_params, name);
+                       APP_PARAM_ADD_LINK_FOR_TM(app, name);
+               } else if (validate_name(name, "KNI", 1) == 0) {
+                       type = APP_PKTQ_OUT_KNI;
+                       id = APP_PARAM_ADD(app->kni_params, name);
+                       APP_PARAM_ADD_LINK_FOR_KNI(app, name);
                } else if (validate_name(name, "SINK", 1) == 0) {
                        type = APP_PKTQ_OUT_SINK;
                        id = APP_PARAM_ADD(app->sink_params, name);
                } else
-                       return -EINVAL;
-
-               if (id < 0)
-                       return id;
+                       PARSE_ERROR_INVALID_ELEMENT(0,
+                               p->name, "pktq_out", name);
 
                p->pktq_out[p->n_pktq_out].type = type;
                p->pktq_out[p->n_pktq_out].id = id;
                p->n_pktq_out++;
        }
 
-       return 0;
+       PARSE_ERROR_NO_ELEMENTS((p->n_pktq_out > 0), p->name, "pktq_out");
 }
 
-static int
+static void
 parse_pipeline_msgq_in(struct app_params *app,
        struct app_pipeline_params *p,
-       const char *value)
+       char *value)
 {
-       const char *next = value;
-       char *end;
-       char name[APP_PARAM_NAME_SIZE];
-       size_t name_len;
-       ssize_t idx;
-
-       while (*next != '\0') {
-               char *end_space;
-               char *end_tab;
-
-               next = skip_white_spaces(next);
-               if (!next)
-                       break;
+       p->n_msgq_in = 0;
 
-               end_space = strchr(next, ' ');
-               end_tab = strchr(next, '        ');
+       while (1) {
+               int idx;
+               char *name = strtok_r(value, PARSE_DELIMITER, &value);
 
-               if (end_space && (!end_tab))
-                       end = end_space;
-               else if ((!end_space) && end_tab)
-                       end = end_tab;
-               else if (end_space && end_tab)
-                       end = RTE_MIN(end_space, end_tab);
-               else
-                       end = NULL;
-
-               if (!end)
-                       name_len = strlen(next);
-               else
-                       name_len = end - next;
-
-               if (name_len == 0 || name_len == sizeof(name))
-                       return -EINVAL;
+               if (name == NULL)
+                       break;
 
-               strncpy(name, next, name_len);
-               name[name_len] = '\0';
-               next += name_len;
-               if (*next != '\0')
-                       next++;
+               PARSE_ERROR_TOO_MANY_ELEMENTS(
+                       (p->n_msgq_in < RTE_DIM(p->msgq_in)),
+                       p->name, "msgq_in", (uint32_t)(RTE_DIM(p->msgq_in)));
 
-               if (validate_name(name, "MSGQ", 1) != 0)
-                       return -EINVAL;
+               PARSE_ERROR_INVALID_ELEMENT(
+                       (validate_name(name, "MSGQ", 1) == 0),
+                       p->name, "msgq_in", name);
 
                idx = APP_PARAM_ADD(app->msgq_params, name);
-               if (idx < 0)
-                       return idx;
-
                p->msgq_in[p->n_msgq_in] = idx;
                p->n_msgq_in++;
        }
 
-       return 0;
+       PARSE_ERROR_NO_ELEMENTS((p->n_msgq_in > 0), p->name, "msgq_in");
 }
 
-static int
+static void
 parse_pipeline_msgq_out(struct app_params *app,
        struct app_pipeline_params *p,
-       const char *value)
+       char *value)
 {
-       const char *next = value;
-       char *end;
-       char name[APP_PARAM_NAME_SIZE];
-       size_t name_len;
-       ssize_t idx;
-
-       while (*next != '\0') {
-               char *end_space;
-               char *end_tab;
-
-               next = skip_white_spaces(next);
-               if (!next)
-                       break;
-
-               end_space = strchr(next, ' ');
-               end_tab = strchr(next, '        ');
+       p->n_msgq_out = 0;
 
-               if (end_space && (!end_tab))
-                       end = end_space;
-               else if ((!end_space) && end_tab)
-                       end = end_tab;
-               else if (end_space && end_tab)
-                       end = RTE_MIN(end_space, end_tab);
-               else
-                       end = NULL;
-
-               if (!end)
-                       name_len = strlen(next);
-               else
-                       name_len = end - next;
+       while (1) {
+               int idx;
+               char *name = strtok_r(value, PARSE_DELIMITER, &value);
 
-               if (name_len == 0 || name_len == sizeof(name))
-                       return -EINVAL;
+               if (name == NULL)
+                       break;
 
-               strncpy(name, next, name_len);
-               name[name_len] = '\0';
-               next += name_len;
-               if (*next != '\0')
-                       next++;
+               PARSE_ERROR_TOO_MANY_ELEMENTS(
+                       (p->n_msgq_out < RTE_DIM(p->msgq_out)),
+                       p->name, "msgq_out", (uint32_t)RTE_DIM(p->msgq_out));
 
-               if (validate_name(name, "MSGQ", 1) != 0)
-                       return -EINVAL;
+               PARSE_ERROR_INVALID_ELEMENT(
+                       (validate_name(name, "MSGQ", 1) == 0),
+                       p->name, "msgq_out", name);
 
                idx = APP_PARAM_ADD(app->msgq_params, name);
-               if (idx < 0)
-                       return idx;
-
                p->msgq_out[p->n_msgq_out] = idx;
                p->n_msgq_out++;
        }
 
-       return 0;
+       PARSE_ERROR_NO_ELEMENTS((p->n_msgq_out > 0), p->name, "msgq_out");
 }
 
 static void
@@ -1392,9 +1000,8 @@ parse_pipeline(struct app_params *app,
        rte_cfgfile_section_entries(cfg, section_name, entries, n_entries);
 
        param_idx = APP_PARAM_ADD(app->pipeline_params, section_name);
-       PARSER_PARAM_ADD_CHECK(param_idx, app->pipeline_params, section_name);
-
        param = &app->pipeline_params[param_idx];
+       PARSE_CHECK_DUPLICATE_SECTION(param);
 
        for (i = 0; i < n_entries; i++) {
                struct rte_cfgfile_entry *ent = &entries[i];
@@ -1421,38 +1028,26 @@ parse_pipeline(struct app_params *app,
                }
 
                if (strcmp(ent->name, "pktq_in") == 0) {
-                       int status = parse_pipeline_pktq_in(app, param,
-                               ent->value);
+                       parse_pipeline_pktq_in(app, param, ent->value);
 
-                       PARSE_ERROR((status == 0), section_name,
-                               ent->name);
                        continue;
                }
 
                if (strcmp(ent->name, "pktq_out") == 0) {
-                       int status = parse_pipeline_pktq_out(app, param,
-                               ent->value);
+                       parse_pipeline_pktq_out(app, param, ent->value);
 
-                       PARSE_ERROR((status == 0), section_name,
-                               ent->name);
                        continue;
                }
 
                if (strcmp(ent->name, "msgq_in") == 0) {
-                       int status = parse_pipeline_msgq_in(app, param,
-                               ent->value);
+                       parse_pipeline_msgq_in(app, param, ent->value);
 
-                       PARSE_ERROR((status == 0), section_name,
-                               ent->name);
                        continue;
                }
 
                if (strcmp(ent->name, "msgq_out") == 0) {
-                       int status = parse_pipeline_msgq_out(app, param,
-                               ent->value);
+                       parse_pipeline_msgq_out(app, param, ent->value);
 
-                       PARSE_ERROR((status == 0), section_name,
-                               ent->name);
                        continue;
                }
 
@@ -1466,66 +1061,6 @@ parse_pipeline(struct app_params *app,
                        continue;
                }
 
-               if (strcmp(ent->name, "pcap_file_rd") == 0) {
-                       int status;
-
-#ifndef RTE_PORT_PCAP
-                       PARSE_ERROR_INVALID(0, section_name, ent->name);
-#endif
-
-                       status = parse_pipeline_pcap_source(app,
-                               param, ent->value, NULL);
-
-                       PARSE_ERROR((status == 0), section_name,
-                               ent->name);
-                       continue;
-               }
-
-               if (strcmp(ent->name, "pcap_bytes_rd_per_pkt") == 0) {
-                       int status;
-
-#ifndef RTE_PORT_PCAP
-                       PARSE_ERROR_INVALID(0, section_name, ent->name);
-#endif
-
-                       status = parse_pipeline_pcap_source(app,
-                               param, NULL, ent->value);
-
-                       PARSE_ERROR((status == 0), section_name,
-                               ent->name);
-                       continue;
-               }
-
-               if (strcmp(ent->name, "pcap_file_wr") == 0) {
-                       int status;
-
-#ifndef RTE_PORT_PCAP
-                       PARSE_ERROR_INVALID(0, section_name, ent->name);
-#endif
-
-                       status = parse_pipeline_pcap_sink(app, param,
-                               ent->value, NULL);
-
-                       PARSE_ERROR((status == 0), section_name,
-                               ent->name);
-                       continue;
-               }
-
-               if (strcmp(ent->name, "pcap_n_pkt_wr") == 0) {
-                       int status;
-
-#ifndef RTE_PORT_PCAP
-                       PARSE_ERROR_INVALID(0, section_name, ent->name);
-#endif
-
-                       status = parse_pipeline_pcap_sink(app, param,
-                               NULL, ent->value);
-
-                       PARSE_ERROR((status == 0), section_name,
-                               ent->name);
-                       continue;
-               }
-
                /* pipeline type specific items */
                APP_CHECK((param->n_args < APP_MAX_PIPELINE_ARGS),
                        "Parse error in section \"%s\": too many "
@@ -1541,17 +1076,13 @@ parse_pipeline(struct app_params *app,
                param->n_args++;
        }
 
-       param->parsed = 1;
-
        snprintf(name, sizeof(name), "MSGQ-REQ-%s", section_name);
        param_idx = APP_PARAM_ADD(app->msgq_params, name);
-       PARSER_PARAM_ADD_CHECK(param_idx, app->msgq_params, name);
        app->msgq_params[param_idx].cpu_socket_id = param->socket_id;
        param->msgq_in[param->n_msgq_in++] = param_idx;
 
        snprintf(name, sizeof(name), "MSGQ-RSP-%s", section_name);
        param_idx = APP_PARAM_ADD(app->msgq_params, name);
-       PARSER_PARAM_ADD_CHECK(param_idx, app->msgq_params, name);
        app->msgq_params[param_idx].cpu_socket_id = param->socket_id;
        param->msgq_out[param->n_msgq_out++] = param_idx;
 
@@ -1560,7 +1091,6 @@ parse_pipeline(struct app_params *app,
                param->core_id,
                (param->hyper_th_id) ? "h" : "");
        param_idx = APP_PARAM_ADD(app->msgq_params, name);
-       PARSER_PARAM_ADD_CHECK(param_idx, app->msgq_params, name);
        app->msgq_params[param_idx].cpu_socket_id = param->socket_id;
 
        snprintf(name, sizeof(name), "MSGQ-RSP-CORE-s%" PRIu32 "c%" PRIu32 "%s",
@@ -1568,7 +1098,6 @@ parse_pipeline(struct app_params *app,
                param->core_id,
                (param->hyper_th_id) ? "h" : "");
        param_idx = APP_PARAM_ADD(app->msgq_params, name);
-       PARSER_PARAM_ADD_CHECK(param_idx, app->msgq_params, name);
        app->msgq_params[param_idx].cpu_socket_id = param->socket_id;
 
        free(entries);
@@ -1592,57 +1121,197 @@ parse_mempool(struct app_params *app,
 
        rte_cfgfile_section_entries(cfg, section_name, entries, n_entries);
 
-       param_idx = APP_PARAM_ADD(app->mempool_params, section_name);
-       PARSER_PARAM_ADD_CHECK(param_idx, app->mempool_params, section_name);
+       param_idx = APP_PARAM_ADD(app->mempool_params, section_name);
+       param = &app->mempool_params[param_idx];
+       PARSE_CHECK_DUPLICATE_SECTION(param);
+
+       for (i = 0; i < n_entries; i++) {
+               struct rte_cfgfile_entry *ent = &entries[i];
+
+               if (strcmp(ent->name, "buffer_size") == 0) {
+                       int status = parser_read_uint32(
+                               &param->buffer_size, ent->value);
+
+                       PARSE_ERROR((status == 0), section_name,
+                               ent->name);
+                       continue;
+               }
+
+               if (strcmp(ent->name, "pool_size") == 0) {
+                       int status = parser_read_uint32(
+                               &param->pool_size, ent->value);
+
+                       PARSE_ERROR((status == 0), section_name,
+                               ent->name);
+                       continue;
+               }
+
+               if (strcmp(ent->name, "cache_size") == 0) {
+                       int status = parser_read_uint32(
+                               &param->cache_size, ent->value);
+
+                       PARSE_ERROR((status == 0), section_name,
+                               ent->name);
+                       continue;
+               }
+
+               if (strcmp(ent->name, "cpu") == 0) {
+                       int status = parser_read_uint32(
+                               &param->cpu_socket_id, ent->value);
+
+                       PARSE_ERROR((status == 0), section_name,
+                               ent->name);
+                       continue;
+               }
+
+               /* unrecognized */
+               PARSE_ERROR_INVALID(0, section_name, ent->name);
+       }
+
+       free(entries);
+}
+
+static int
+parse_link_rss_qs(struct app_link_params *p,
+       char *value)
+{
+       p->n_rss_qs = 0;
+
+       while (1) {
+               char *token = strtok_r(value, PARSE_DELIMITER, &value);
+
+               if (token == NULL)
+                       break;
+
+               if (p->n_rss_qs == RTE_DIM(p->rss_qs))
+                       return -ENOMEM;
+
+               if (parser_read_uint32(&p->rss_qs[p->n_rss_qs++], token))
+                       return -EINVAL;
+       }
+
+       return 0;
+}
+
+static int
+parse_link_rss_proto_ipv4(struct app_link_params *p,
+       char *value)
+{
+       uint64_t mask = 0;
+
+       while (1) {
+               char *token = strtok_r(value, PARSE_DELIMITER, &value);
+
+               if (token == NULL)
+                       break;
+
+               if (strcmp(token, "IP") == 0) {
+                       mask |= ETH_RSS_IPV4;
+                       continue;
+               }
+               if (strcmp(token, "FRAG") == 0) {
+                       mask |= ETH_RSS_FRAG_IPV4;
+                       continue;
+               }
+               if (strcmp(token, "TCP") == 0) {
+                       mask |= ETH_RSS_NONFRAG_IPV4_TCP;
+                       continue;
+               }
+               if (strcmp(token, "UDP") == 0) {
+                       mask |= ETH_RSS_NONFRAG_IPV4_UDP;
+                       continue;
+               }
+               if (strcmp(token, "SCTP") == 0) {
+                       mask |= ETH_RSS_NONFRAG_IPV4_SCTP;
+                       continue;
+               }
+               if (strcmp(token, "OTHER") == 0) {
+                       mask |= ETH_RSS_NONFRAG_IPV4_OTHER;
+                       continue;
+               }
+               return -EINVAL;
+       }
+
+       p->rss_proto_ipv4 = mask;
+       return 0;
+}
 
-       param = &app->mempool_params[param_idx];
+static int
+parse_link_rss_proto_ipv6(struct app_link_params *p,
+       char *value)
+{
+       uint64_t mask = 0;
 
-       for (i = 0; i < n_entries; i++) {
-               struct rte_cfgfile_entry *ent = &entries[i];
+       while (1) {
+               char *token = strtok_r(value, PARSE_DELIMITER, &value);
 
-               if (strcmp(ent->name, "buffer_size") == 0) {
-                       int status = parser_read_uint32(
-                               &param->buffer_size, ent->value);
+               if (token == NULL)
+                       break;
 
-                       PARSE_ERROR((status == 0), section_name,
-                               ent->name);
+               if (strcmp(token, "IP") == 0) {
+                       mask |= ETH_RSS_IPV6;
                        continue;
                }
-
-               if (strcmp(ent->name, "pool_size") == 0) {
-                       int status = parser_read_uint32(
-                               &param->pool_size, ent->value);
-
-                       PARSE_ERROR((status == 0), section_name,
-                               ent->name);
+               if (strcmp(token, "FRAG") == 0) {
+                       mask |= ETH_RSS_FRAG_IPV6;
                        continue;
                }
-
-               if (strcmp(ent->name, "cache_size") == 0) {
-                       int status = parser_read_uint32(
-                               &param->cache_size, ent->value);
-
-                       PARSE_ERROR((status == 0), section_name,
-                               ent->name);
+               if (strcmp(token, "TCP") == 0) {
+                       mask |= ETH_RSS_NONFRAG_IPV6_TCP;
+                       continue;
+               }
+               if (strcmp(token, "UDP") == 0) {
+                       mask |= ETH_RSS_NONFRAG_IPV6_UDP;
+                       continue;
+               }
+               if (strcmp(token, "SCTP") == 0) {
+                       mask |= ETH_RSS_NONFRAG_IPV6_SCTP;
+                       continue;
+               }
+               if (strcmp(token, "OTHER") == 0) {
+                       mask |= ETH_RSS_NONFRAG_IPV6_OTHER;
+                       continue;
+               }
+               if (strcmp(token, "IP_EX") == 0) {
+                       mask |= ETH_RSS_IPV6_EX;
                        continue;
                }
+               if (strcmp(token, "TCP_EX") == 0) {
+                       mask |= ETH_RSS_IPV6_TCP_EX;
+                       continue;
+               }
+               if (strcmp(token, "UDP_EX") == 0) {
+                       mask |= ETH_RSS_IPV6_UDP_EX;
+                       continue;
+               }
+               return -EINVAL;
+       }
 
-               if (strcmp(ent->name, "cpu") == 0) {
-                       int status = parser_read_uint32(
-                               &param->cpu_socket_id, ent->value);
+       p->rss_proto_ipv6 = mask;
+       return 0;
+}
 
-                       PARSE_ERROR((status == 0), section_name,
-                               ent->name);
+static int
+parse_link_rss_proto_l2(struct app_link_params *p,
+       char *value)
+{
+       uint64_t mask = 0;
+
+       while (1) {
+               char *token = strtok_r(value, PARSE_DELIMITER, &value);
+
+               if (token == NULL)
+                       break;
+
+               if (strcmp(token, "L2") == 0) {
+                       mask |= ETH_RSS_L2_PAYLOAD;
                        continue;
                }
-
-               /* unrecognized */
-               PARSE_ERROR_INVALID(0, section_name, ent->name);
+               return -EINVAL;
        }
 
-       param->parsed = 1;
-
-       free(entries);
+       p->rss_proto_l2 = mask;
+       return 0;
 }
 
 static void
@@ -1653,6 +1322,10 @@ parse_link(struct app_params *app,
        struct app_link_params *param;
        struct rte_cfgfile_entry *entries;
        int n_entries, i;
+       int rss_qs_present = 0;
+       int rss_proto_ipv4_present = 0;
+       int rss_proto_ipv6_present = 0;
+       int rss_proto_l2_present = 0;
        int pci_bdf_present = 0;
        ssize_t param_idx;
 
@@ -1665,9 +1338,8 @@ parse_link(struct app_params *app,
        rte_cfgfile_section_entries(cfg, section_name, entries, n_entries);
 
        param_idx = APP_PARAM_ADD(app->link_params, section_name);
-       PARSER_PARAM_ADD_CHECK(param_idx, app->link_params, section_name);
-
        param = &app->link_params[param_idx];
+       PARSE_CHECK_DUPLICATE_SECTION(param);
 
        for (i = 0; i < n_entries; i++) {
                struct rte_cfgfile_entry *ent = &entries[i];
@@ -1707,7 +1379,6 @@ parse_link(struct app_params *app,
                        continue;
                }
 
-
                if (strcmp(ent->name, "tcp_local_q") == 0) {
                        int status = parser_read_uint32(
                                &param->tcp_local_q, ent->value);
@@ -1735,6 +1406,44 @@ parse_link(struct app_params *app,
                        continue;
                }
 
+               if (strcmp(ent->name, "rss_qs") == 0) {
+                       int status = parse_link_rss_qs(param, ent->value);
+
+                       PARSE_ERROR((status == 0), section_name,
+                               ent->name);
+                       rss_qs_present = 1;
+                       continue;
+               }
+
+               if (strcmp(ent->name, "rss_proto_ipv4") == 0) {
+                       int status =
+                               parse_link_rss_proto_ipv4(param, ent->value);
+
+                       PARSE_ERROR((status != -EINVAL), section_name,
+                               ent->name);
+                       rss_proto_ipv4_present = 1;
+                       continue;
+               }
+
+               if (strcmp(ent->name, "rss_proto_ipv6") == 0) {
+                       int status =
+                               parse_link_rss_proto_ipv6(param, ent->value);
+
+                       PARSE_ERROR((status != -EINVAL), section_name,
+                               ent->name);
+                       rss_proto_ipv6_present = 1;
+                       continue;
+               }
+
+               if (strcmp(ent->name, "rss_proto_l2") == 0) {
+                       int status = parse_link_rss_proto_l2(param, ent->value);
+
+                       PARSE_ERROR((status != -EINVAL), section_name,
+                               ent->name);
+                       rss_proto_l2_present = 1;
+                       continue;
+               }
+
                if (strcmp(ent->name, "pci_bdf") == 0) {
                        PARSE_ERROR_DUPLICATE((pci_bdf_present == 0),
                                section_name, ent->name);
@@ -1760,7 +1469,28 @@ parse_link(struct app_params *app,
                        "this entry is mandatory (port_mask is not "
                        "provided)");
 
-       param->parsed = 1;
+       if (rss_proto_ipv4_present)
+               PARSE_ERROR_MESSAGE((rss_qs_present),
+                       section_name, "rss_proto_ipv4",
+                       "entry not allowed (rss_qs entry is not provided)");
+       if (rss_proto_ipv6_present)
+               PARSE_ERROR_MESSAGE((rss_qs_present),
+                       section_name, "rss_proto_ipv6",
+                       "entry not allowed (rss_qs entry is not provided)");
+       if (rss_proto_l2_present)
+               PARSE_ERROR_MESSAGE((rss_qs_present),
+                       section_name, "rss_proto_l2",
+                       "entry not allowed (rss_qs entry is not provided)");
+       if (rss_proto_ipv4_present |
+               rss_proto_ipv6_present |
+               rss_proto_l2_present){
+               if (rss_proto_ipv4_present == 0)
+                       param->rss_proto_ipv4 = 0;
+               if (rss_proto_ipv6_present == 0)
+                       param->rss_proto_ipv6 = 0;
+               if (rss_proto_l2_present == 0)
+                       param->rss_proto_l2 = 0;
+       }
 
        free(entries);
 }
@@ -1784,9 +1514,10 @@ parse_rxq(struct app_params *app,
        rte_cfgfile_section_entries(cfg, section_name, entries, n_entries);
 
        param_idx = APP_PARAM_ADD(app->hwq_in_params, section_name);
-       PARSER_PARAM_ADD_CHECK(param_idx, app->hwq_in_params, section_name);
-
        param = &app->hwq_in_params[param_idx];
+       PARSE_CHECK_DUPLICATE_SECTION(param);
+
+       APP_PARAM_ADD_LINK_FOR_RXQ(app, section_name);
 
        for (i = 0; i < n_entries; i++) {
                struct rte_cfgfile_entry *ent = &entries[i];
@@ -1798,10 +1529,8 @@ parse_rxq(struct app_params *app,
 
                        PARSE_ERROR((status == 0), section_name,
                                ent->name);
-                       idx = APP_PARAM_ADD(app->mempool_params,
-                               ent->value);
-                       PARSER_PARAM_ADD_CHECK(idx, app->mempool_params,
-                               section_name);
+
+                       idx = APP_PARAM_ADD(app->mempool_params, ent->value);
                        param->mempool_id = idx;
                        continue;
                }
@@ -1828,8 +1557,6 @@ parse_rxq(struct app_params *app,
                PARSE_ERROR_INVALID(0, section_name, ent->name);
        }
 
-       param->parsed = 1;
-
        free(entries);
 }
 
@@ -1852,9 +1579,10 @@ parse_txq(struct app_params *app,
        rte_cfgfile_section_entries(cfg, section_name, entries, n_entries);
 
        param_idx = APP_PARAM_ADD(app->hwq_out_params, section_name);
-       PARSER_PARAM_ADD_CHECK(param_idx, app->hwq_out_params, section_name);
-
        param = &app->hwq_out_params[param_idx];
+       PARSE_CHECK_DUPLICATE_SECTION(param);
+
+       APP_PARAM_ADD_LINK_FOR_TXQ(app, section_name);
 
        for (i = 0; i < n_entries; i++) {
                struct rte_cfgfile_entry *ent = &entries[i];
@@ -1887,12 +1615,19 @@ parse_txq(struct app_params *app,
                        continue;
                }
 
+               if (strcmp(ent->name, "n_retries") == 0) {
+                       int status = parser_read_uint64(&param->n_retries,
+                               ent->value);
+
+                       PARSE_ERROR((status == 0), section_name,
+                               ent->name);
+                       continue;
+               }
+
                /* unrecognized */
                PARSE_ERROR_INVALID(0, section_name, ent->name);
        }
 
-       param->parsed = 1;
-
        free(entries);
 }
 
@@ -1920,9 +1655,8 @@ parse_swq(struct app_params *app,
        rte_cfgfile_section_entries(cfg, section_name, entries, n_entries);
 
        param_idx = APP_PARAM_ADD(app->swq_params, section_name);
-       PARSER_PARAM_ADD_CHECK(param_idx, app->swq_params, section_name);
-
        param = &app->swq_params[param_idx];
+       PARSE_CHECK_DUPLICATE_SECTION(param);
 
        for (i = 0; i < n_entries; i++) {
                struct rte_cfgfile_entry *ent = &entries[i];
@@ -2050,11 +1784,9 @@ parse_swq(struct app_params *app,
                        PARSE_ERROR((status == 0), section_name,
                                ent->name);
 
-                       idx = APP_PARAM_ADD(app->mempool_params,
-                               ent->value);
-                       PARSER_PARAM_ADD_CHECK(idx, app->mempool_params,
-                               section_name);
+                       idx = APP_PARAM_ADD(app->mempool_params, ent->value);
                        param->mempool_direct_id = idx;
+
                        mempool_direct_present = 1;
                        continue;
                }
@@ -2066,11 +1798,10 @@ parse_swq(struct app_params *app,
 
                        PARSE_ERROR((status == 0), section_name,
                                ent->name);
-                       idx = APP_PARAM_ADD(app->mempool_params,
-                               ent->value);
-                       PARSER_PARAM_ADD_CHECK(idx, app->mempool_params,
-                               section_name);
+
+                       idx = APP_PARAM_ADD(app->mempool_params, ent->value);
                        param->mempool_indirect_id = idx;
+
                        mempool_indirect_present = 1;
                        continue;
                }
@@ -2079,32 +1810,30 @@ parse_swq(struct app_params *app,
                PARSE_ERROR_INVALID(0, section_name, ent->name);
        }
 
-       APP_CHECK(((mtu_present) &&
+       APP_CHECK(((mtu_present == 0) ||
                ((param->ipv4_frag == 1) || (param->ipv6_frag == 1))),
                "Parse error in section \"%s\": IPv4/IPv6 fragmentation "
                "is off, therefore entry \"mtu\" is not allowed",
                section_name);
 
-       APP_CHECK(((metadata_size_present) &&
+       APP_CHECK(((metadata_size_present == 0) ||
                ((param->ipv4_frag == 1) || (param->ipv6_frag == 1))),
                "Parse error in section \"%s\": IPv4/IPv6 fragmentation "
                "is off, therefore entry \"metadata_size\" is "
                "not allowed", section_name);
 
-       APP_CHECK(((mempool_direct_present) &&
+       APP_CHECK(((mempool_direct_present == 0) ||
                ((param->ipv4_frag == 1) || (param->ipv6_frag == 1))),
                "Parse error in section \"%s\": IPv4/IPv6 fragmentation "
                "is off, therefore entry \"mempool_direct\" is "
                "not allowed", section_name);
 
-       APP_CHECK(((mempool_indirect_present) &&
+       APP_CHECK(((mempool_indirect_present == 0) ||
                ((param->ipv4_frag == 1) || (param->ipv6_frag == 1))),
                "Parse error in section \"%s\": IPv4/IPv6 fragmentation "
                "is off, therefore entry \"mempool_indirect\" is "
                "not allowed", section_name);
 
-       param->parsed = 1;
-
        free(entries);
 }
 
@@ -2127,9 +1856,10 @@ parse_tm(struct app_params *app,
        rte_cfgfile_section_entries(cfg, section_name, entries, n_entries);
 
        param_idx = APP_PARAM_ADD(app->tm_params, section_name);
-       PARSER_PARAM_ADD_CHECK(param_idx, app->tm_params, section_name);
-
        param = &app->tm_params[param_idx];
+       PARSE_CHECK_DUPLICATE_SECTION(param);
+
+       APP_PARAM_ADD_LINK_FOR_TM(app, section_name);
 
        for (i = 0; i < n_entries; i++) {
                struct rte_cfgfile_entry *ent = &entries[i];
@@ -2162,7 +1892,101 @@ parse_tm(struct app_params *app,
                PARSE_ERROR_INVALID(0, section_name, ent->name);
        }
 
-       param->parsed = 1;
+       free(entries);
+}
+
+static void
+parse_kni(struct app_params *app,
+                 const char *section_name,
+                 struct rte_cfgfile *cfg)
+{
+       struct app_pktq_kni_params *param;
+       struct rte_cfgfile_entry *entries;
+       int n_entries, i;
+       ssize_t param_idx;
+
+       n_entries = rte_cfgfile_section_num_entries(cfg, section_name);
+       PARSE_ERROR_SECTION_NO_ENTRIES((n_entries > 0), section_name);
+
+       entries = malloc(n_entries * sizeof(struct rte_cfgfile_entry));
+       PARSE_ERROR_MALLOC(entries != NULL);
+
+       rte_cfgfile_section_entries(cfg, section_name, entries, n_entries);
+
+       param_idx = APP_PARAM_ADD(app->kni_params, section_name);
+       param = &app->kni_params[param_idx];
+       PARSE_CHECK_DUPLICATE_SECTION(param);
+
+       APP_PARAM_ADD_LINK_FOR_KNI(app, section_name);
+
+       for (i = 0; i < n_entries; i++) {
+               struct rte_cfgfile_entry *ent = &entries[i];
+
+               if (strcmp(ent->name, "core") == 0) {
+                       int status = parse_pipeline_core(
+                                       &param->socket_id,
+                                       &param->core_id,
+                                       &param->hyper_th_id,
+                                       ent->value);
+
+                       PARSE_ERROR((status == 0), section_name,
+                                               ent->name);
+                       param->force_bind = 1;
+                       continue;
+               }
+
+               if (strcmp(ent->name, "mempool") == 0) {
+                       int status = validate_name(ent->value,
+                               "MEMPOOL", 1);
+                       ssize_t idx;
+
+                       PARSE_ERROR((status == 0), section_name,
+                                               ent->name);
+
+                       idx = APP_PARAM_ADD(app->mempool_params, ent->value);
+                       param->mempool_id = idx;
+                       continue;
+               }
+
+               if (strcmp(ent->name, "burst_read") == 0) {
+                       int status = parser_read_uint32(&param->burst_read,
+                                               ent->value);
+
+                       PARSE_ERROR((status == 0), section_name,
+                                               ent->name);
+                       continue;
+               }
+
+               if (strcmp(ent->name, "burst_write") == 0) {
+                       int status = parser_read_uint32(&param->burst_write,
+                                               ent->value);
+
+                       PARSE_ERROR((status == 0), section_name,
+                                               ent->name);
+                       continue;
+               }
+
+               if (strcmp(ent->name, "dropless") == 0) {
+                       int status = parser_read_arg_bool(ent->value);
+
+                       PARSE_ERROR((status != -EINVAL), section_name,
+                                               ent->name);
+                       param->dropless = status;
+                       continue;
+               }
+
+               if (strcmp(ent->name, "n_retries") == 0) {
+                       int status = parser_read_uint64(&param->n_retries,
+                                               ent->value);
+
+                       PARSE_ERROR((status == 0), section_name,
+                                               ent->name);
+                       continue;
+               }
+
+               /* unrecognized */
+               PARSE_ERROR_INVALID(0, section_name, ent->name);
+       }
 
        free(entries);
 }
@@ -2188,9 +2012,8 @@ parse_source(struct app_params *app,
        rte_cfgfile_section_entries(cfg, section_name, entries, n_entries);
 
        param_idx = APP_PARAM_ADD(app->source_params, section_name);
-       PARSER_PARAM_ADD_CHECK(param_idx, app->source_params, section_name);
-
        param = &app->source_params[param_idx];
+       PARSE_CHECK_DUPLICATE_SECTION(param);
 
        for (i = 0; i < n_entries; i++) {
                struct rte_cfgfile_entry *ent = &entries[i];
@@ -2202,10 +2025,8 @@ parse_source(struct app_params *app,
 
                        PARSE_ERROR((status == 0), section_name,
                                ent->name);
-                       idx = APP_PARAM_ADD(app->mempool_params,
-                               ent->value);
-                       PARSER_PARAM_ADD_CHECK(idx, app->mempool_params,
-                               section_name);
+
+                       idx = APP_PARAM_ADD(app->mempool_params, ent->value);
                        param->mempool_id = idx;
                        continue;
                }
@@ -2219,7 +2040,7 @@ parse_source(struct app_params *app,
                        continue;
                }
 
-               if (strcmp(ent->name, "pcap_file_rd")) {
+               if (strcmp(ent->name, "pcap_file_rd") == 0) {
                        PARSE_ERROR_DUPLICATE((pcap_file_present == 0),
                                section_name, ent->name);
 
@@ -2251,8 +2072,6 @@ parse_source(struct app_params *app,
                PARSE_ERROR_INVALID(0, section_name, ent->name);
        }
 
-       param->parsed = 1;
-
        free(entries);
 }
 
@@ -2277,14 +2096,13 @@ parse_sink(struct app_params *app,
        rte_cfgfile_section_entries(cfg, section_name, entries, n_entries);
 
        param_idx = APP_PARAM_ADD(app->sink_params, section_name);
-       PARSER_PARAM_ADD_CHECK(param_idx, app->sink_params, section_name);
-
        param = &app->sink_params[param_idx];
+       PARSE_CHECK_DUPLICATE_SECTION(param);
 
        for (i = 0; i < n_entries; i++) {
                struct rte_cfgfile_entry *ent = &entries[i];
 
-               if (strcmp(ent->name, "pcap_file_wr")) {
+               if (strcmp(ent->name, "pcap_file_wr") == 0) {
                        PARSE_ERROR_DUPLICATE((pcap_file_present == 0),
                                section_name, ent->name);
 
@@ -2295,7 +2113,7 @@ parse_sink(struct app_params *app,
                        continue;
                }
 
-               if (strcmp(ent->name, "pcap_n_pkt_wr")) {
+               if (strcmp(ent->name, "pcap_n_pkt_wr") == 0) {
                        int status;
 
                        PARSE_ERROR_DUPLICATE((pcap_n_pkt_present == 0),
@@ -2314,8 +2132,6 @@ parse_sink(struct app_params *app,
                PARSE_ERROR_INVALID(0, section_name, ent->name);
        }
 
-       param->parsed = 1;
-
        free(entries);
 }
 
@@ -2338,9 +2154,8 @@ parse_msgq_req_pipeline(struct app_params *app,
        rte_cfgfile_section_entries(cfg, section_name, entries, n_entries);
 
        param_idx = APP_PARAM_ADD(app->msgq_params, section_name);
-       PARSER_PARAM_ADD_CHECK(param_idx, app->msgq_params, section_name);
-
        param = &app->msgq_params[param_idx];
+       PARSE_CHECK_DUPLICATE_SECTION(param);
 
        for (i = 0; i < n_entries; i++) {
                struct rte_cfgfile_entry *ent = &entries[i];
@@ -2358,7 +2173,6 @@ parse_msgq_req_pipeline(struct app_params *app,
                PARSE_ERROR_INVALID(0, section_name, ent->name);
        }
 
-       param->parsed = 1;
        free(entries);
 }
 
@@ -2381,9 +2195,8 @@ parse_msgq_rsp_pipeline(struct app_params *app,
        rte_cfgfile_section_entries(cfg, section_name, entries, n_entries);
 
        param_idx = APP_PARAM_ADD(app->msgq_params, section_name);
-       PARSER_PARAM_ADD_CHECK(param_idx, app->msgq_params, section_name);
-
        param = &app->msgq_params[param_idx];
+       PARSE_CHECK_DUPLICATE_SECTION(param);
 
        for (i = 0; i < n_entries; i++) {
                struct rte_cfgfile_entry *ent = &entries[i];
@@ -2401,8 +2214,6 @@ parse_msgq_rsp_pipeline(struct app_params *app,
                PARSE_ERROR_INVALID(0, section_name, ent->name);
        }
 
-       param->parsed = 1;
-
        free(entries);
 }
 
@@ -2425,9 +2236,8 @@ parse_msgq(struct app_params *app,
        rte_cfgfile_section_entries(cfg, section_name, entries, n_entries);
 
        param_idx = APP_PARAM_ADD(app->msgq_params, section_name);
-       PARSER_PARAM_ADD_CHECK(param_idx, app->msgq_params, section_name);
-
        param = &app->msgq_params[param_idx];
+       PARSE_CHECK_DUPLICATE_SECTION(param);
 
        for (i = 0; i < n_entries; i++) {
                struct rte_cfgfile_entry *ent = &entries[i];
@@ -2454,8 +2264,6 @@ parse_msgq(struct app_params *app,
                PARSE_ERROR_INVALID(0, section_name, ent->name);
        }
 
-       param->parsed = 1;
-
        free(entries);
 }
 
@@ -2478,6 +2286,7 @@ static const struct config_section cfg_file_scheme[] = {
        {"TXQ", 2, parse_txq},
        {"SWQ", 1, parse_swq},
        {"TM", 1, parse_tm},
+       {"KNI", 1, parse_kni},
        {"SOURCE", 1, parse_source},
        {"SINK", 1, parse_sink},
        {"MSGQ-REQ-PIPELINE", 1, parse_msgq_req_pipeline},
@@ -2488,10 +2297,7 @@ static const struct config_section cfg_file_scheme[] = {
 static void
 create_implicit_mempools(struct app_params *app)
 {
-       ssize_t idx;
-
-       idx = APP_PARAM_ADD(app->mempool_params, "MEMPOOL0");
-       PARSER_PARAM_ADD_CHECK(idx, app->mempool_params, "start-up");
+       APP_PARAM_ADD(app->mempool_params, "MEMPOOL0");
 }
 
 static void
@@ -2510,7 +2316,6 @@ create_implicit_links_from_port_mask(struct app_params *app,
 
                snprintf(name, sizeof(name), "LINK%" PRIu32, link_id);
                idx = APP_PARAM_ADD(app->link_params, name);
-               PARSER_PARAM_ADD_CHECK(idx, app->link_params, name);
 
                app->link_params[idx].pmd_id = pmd_id;
                link_id++;
@@ -2525,6 +2330,11 @@ assign_link_pmd_id_from_pci_bdf(struct app_params *app)
        for (i = 0; i < app->n_links; i++) {
                struct app_link_params *link = &app->link_params[i];
 
+               APP_CHECK((strlen(link->pci_bdf)),
+                       "Parse error: %s pci_bdf is not configured "
+                       "(port_mask is not provided)",
+                       link->name);
+
                link->pmd_id = i;
        }
 }
@@ -2615,28 +2425,12 @@ app_config_parse(struct app_params *app, const char *file_name)
        APP_PARAM_COUNT(app->hwq_out_params, app->n_pktq_hwq_out);
        APP_PARAM_COUNT(app->swq_params, app->n_pktq_swq);
        APP_PARAM_COUNT(app->tm_params, app->n_pktq_tm);
+       APP_PARAM_COUNT(app->kni_params, app->n_pktq_kni);
        APP_PARAM_COUNT(app->source_params, app->n_pktq_source);
        APP_PARAM_COUNT(app->sink_params, app->n_pktq_sink);
        APP_PARAM_COUNT(app->msgq_params, app->n_msgq);
        APP_PARAM_COUNT(app->pipeline_params, app->n_pipelines);
 
-#ifdef RTE_PORT_PCAP
-       for (i = 0; i < (int)app->n_pktq_source; i++) {
-               struct app_pktq_source_params *p = &app->source_params[i];
-
-               APP_CHECK((p->file_name), "Parse error: missing "
-                       "mandatory field \"pcap_file_rd\" for \"%s\"",
-                       p->name);
-       }
-#else
-       for (i = 0; i < (int)app->n_pktq_source; i++) {
-               struct app_pktq_source_params *p = &app->source_params[i];
-
-               APP_CHECK((!p->file_name), "Parse error: invalid field "
-                       "\"pcap_file_rd\" for \"%s\"", p->name);
-       }
-#endif
-
        if (app->port_mask == 0)
                assign_link_pmd_id_from_pci_bdf(app);
 
@@ -2803,6 +2597,84 @@ save_links_params(struct app_params *app, FILE *f)
                fprintf(f, "%s = %" PRIu32 "\n", "sctp_local_q",
                        p->sctp_local_q);
 
+               if (p->n_rss_qs) {
+                       uint32_t j;
+
+                       /* rss_qs */
+                       fprintf(f, "rss_qs = ");
+                       for (j = 0; j < p->n_rss_qs; j++)
+                               fprintf(f, "%" PRIu32 " ",      p->rss_qs[j]);
+                       fputc('\n', f);
+
+                       /* rss_proto_ipv4 */
+                       if (p->rss_proto_ipv4) {
+                               fprintf(f, "rss_proto_ipv4 = ");
+                               if (p->rss_proto_ipv4 & ETH_RSS_IPV4)
+                                       fprintf(f, "IP ");
+                               if (p->rss_proto_ipv4 & ETH_RSS_FRAG_IPV4)
+                                       fprintf(f, "FRAG ");
+                               if (p->rss_proto_ipv4 &
+                                       ETH_RSS_NONFRAG_IPV4_TCP)
+                                       fprintf(f, "TCP ");
+                               if (p->rss_proto_ipv4 &
+                                       ETH_RSS_NONFRAG_IPV4_UDP)
+                                       fprintf(f, "UDP ");
+                               if (p->rss_proto_ipv4 &
+                                       ETH_RSS_NONFRAG_IPV4_SCTP)
+                                       fprintf(f, "SCTP ");
+                               if (p->rss_proto_ipv4 &
+                                       ETH_RSS_NONFRAG_IPV4_OTHER)
+                                       fprintf(f, "OTHER ");
+                               fprintf(f, "\n");
+                       } else
+                               fprintf(f, "; rss_proto_ipv4 = <NONE>\n");
+
+                       /* rss_proto_ipv6 */
+                       if (p->rss_proto_ipv6) {
+                               fprintf(f, "rss_proto_ipv6 = ");
+                               if (p->rss_proto_ipv6 & ETH_RSS_IPV6)
+                                       fprintf(f, "IP ");
+                               if (p->rss_proto_ipv6 & ETH_RSS_FRAG_IPV6)
+                                       fprintf(f, "FRAG ");
+                               if (p->rss_proto_ipv6 &
+                                       ETH_RSS_NONFRAG_IPV6_TCP)
+                                       fprintf(f, "TCP ");
+                               if (p->rss_proto_ipv6 &
+                                       ETH_RSS_NONFRAG_IPV6_UDP)
+                                       fprintf(f, "UDP ");
+                               if (p->rss_proto_ipv6 &
+                                       ETH_RSS_NONFRAG_IPV6_SCTP)
+                                       fprintf(f, "SCTP ");
+                               if (p->rss_proto_ipv6 &
+                                       ETH_RSS_NONFRAG_IPV6_OTHER)
+                                       fprintf(f, "OTHER ");
+                               if (p->rss_proto_ipv6 & ETH_RSS_IPV6_EX)
+                                       fprintf(f, "IP_EX ");
+                               if (p->rss_proto_ipv6 &
+                                       ETH_RSS_IPV6_TCP_EX)
+                                       fprintf(f, "TCP_EX ");
+                               if (p->rss_proto_ipv6 &
+                                       ETH_RSS_IPV6_UDP_EX)
+                                       fprintf(f, "UDP_EX ");
+                               fprintf(f, "\n");
+                       } else
+                               fprintf(f, "; rss_proto_ipv6 = <NONE>\n");
+
+                       /* rss_proto_l2 */
+                       if (p->rss_proto_l2) {
+                               fprintf(f, "rss_proto_l2 = ");
+                               if (p->rss_proto_l2 & ETH_RSS_L2_PAYLOAD)
+                                       fprintf(f, "L2 ");
+                               fprintf(f, "\n");
+                       } else
+                               fprintf(f, "; rss_proto_l2 = <NONE>\n");
+               } else {
+                       fprintf(f, "; rss_qs = <NONE>\n");
+                       fprintf(f, "; rss_proto_ipv4 = <NONE>\n");
+                       fprintf(f, "; rss_proto_ipv6 = <NONE>\n");
+                       fprintf(f, "; rss_proto_l2 = <NONE>\n");
+               }
+
                if (strlen(p->pci_bdf))
                        fprintf(f, "%s = %s\n", "pci_bdf", p->pci_bdf);
 
@@ -2851,6 +2723,7 @@ save_txq_params(struct app_params *app, FILE *f)
                fprintf(f, "%s = %s\n",
                        "dropless",
                        p->dropless ? "yes" : "no");
+               fprintf(f, "%s = %" PRIu64 "\n", "n_retries", p->n_retries);
 
                fputc('\n', f);
        }
@@ -2915,6 +2788,53 @@ save_tm_params(struct app_params *app, FILE *f)
        }
 }
 
+static void
+save_kni_params(struct app_params *app, FILE *f)
+{
+       struct app_pktq_kni_params *p;
+       size_t i, count;
+
+       count = RTE_DIM(app->kni_params);
+       for (i = 0; i < count; i++) {
+               p = &app->kni_params[i];
+               if (!APP_PARAM_VALID(p))
+                       continue;
+
+               /* section name */
+               fprintf(f, "[%s]\n", p->name);
+
+               /* core */
+               if (p->force_bind) {
+                       fprintf(f, "; force_bind = 1\n");
+                       fprintf(f, "core = s%" PRIu32 "c%" PRIu32 "%s\n",
+                                       p->socket_id,
+                                       p->core_id,
+                                       (p->hyper_th_id) ? "h" : "");
+               } else
+                       fprintf(f, "; force_bind = 0\n");
+
+               /* mempool */
+               fprintf(f, "%s = %s\n", "mempool",
+                               app->mempool_params[p->mempool_id].name);
+
+               /* burst_read */
+               fprintf(f, "%s = %" PRIu32 "\n", "burst_read", p->burst_read);
+
+               /* burst_write */
+               fprintf(f, "%s = %" PRIu32 "\n", "burst_write", p->burst_write);
+
+               /* dropless */
+               fprintf(f, "%s = %s\n",
+                               "dropless",
+                               p->dropless ? "yes" : "no");
+
+               /* n_retries */
+               fprintf(f, "%s = %" PRIu64 "\n", "n_retries", p->n_retries);
+
+               fputc('\n', f);
+       }
+}
+
 static void
 save_source_params(struct app_params *app, FILE *f)
 {
@@ -3022,6 +2942,9 @@ save_pipeline_params(struct app_params *app, FILE *f)
                                case APP_PKTQ_IN_TM:
                                        name = app->tm_params[pp->id].name;
                                        break;
+                               case APP_PKTQ_IN_KNI:
+                                       name = app->kni_params[pp->id].name;
+                                       break;
                                case APP_PKTQ_IN_SOURCE:
                                        name = app->source_params[pp->id].name;
                                        break;
@@ -3056,6 +2979,9 @@ save_pipeline_params(struct app_params *app, FILE *f)
                                case APP_PKTQ_OUT_TM:
                                        name = app->tm_params[pp->id].name;
                                        break;
+                               case APP_PKTQ_OUT_KNI:
+                                       name = app->kni_params[pp->id].name;
+                                       break;
                                case APP_PKTQ_OUT_SINK:
                                        name = app->sink_params[pp->id].name;
                                        break;
@@ -3141,6 +3067,7 @@ app_config_save(struct app_params *app, const char *file_name)
        save_txq_params(app, file);
        save_swq_params(app, file);
        save_tm_params(app, file);
+       save_kni_params(app, file);
        save_source_params(app, file);
        save_sink_params(app, file);
        save_msgq_params(app, file);
@@ -3156,6 +3083,10 @@ app_config_init(struct app_params *app)
 
        memcpy(app, &app_params_default, sizeof(struct app_params));
 
+       /* configure default_source_params */
+       default_source_params.file_name = strdup("./config/packets.pcap");
+       PARSE_ERROR_MALLOC(default_source_params.file_name != NULL);
+
        for (i = 0; i < RTE_DIM(app->mempool_params); i++)
                memcpy(&app->mempool_params[i],
                        &mempool_params_default,
@@ -3186,6 +3117,11 @@ app_config_init(struct app_params *app)
                        &default_tm_params,
                        sizeof(default_tm_params));
 
+       for (i = 0; i < RTE_DIM(app->kni_params); i++)
+               memcpy(&app->kni_params[i],
+                          &default_kni_params,
+                          sizeof(default_kni_params));
+
        for (i = 0; i < RTE_DIM(app->source_params); i++)
                memcpy(&app->source_params[i],
                        &default_source_params,