4 * Copyright(c) 2016 Intel Corporation. All rights reserved.
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
11 * * Redistributions of source code must retain the above copyright
12 * notice, this list of conditions and the following disclaimer.
13 * * Redistributions in binary form must reproduce the above copyright
14 * notice, this list of conditions and the following disclaimer in
15 * the documentation and/or other materials provided with the
17 * * Neither the name of Intel Corporation nor the names of its
18 * contributors may be used to endorse or promote products derived
19 * from this software without specific prior written permission.
21 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
22 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
23 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
24 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
25 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
26 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
27 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
28 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
29 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
30 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
31 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
35 * For my_ether_aton() function:
37 * Copyright (c) 2009, Olivier MATZ <zer0@droids-corp.org>
38 * All rights reserved.
39 * Redistribution and use in source and binary forms, with or without
40 * modification, are permitted provided that the following conditions are met:
42 * * Redistributions of source code must retain the above copyright
43 * notice, this list of conditions and the following disclaimer.
44 * * Redistributions in binary form must reproduce the above copyright
45 * notice, this list of conditions and the following disclaimer in the
46 * documentation and/or other materials provided with the distribution.
47 * * Neither the name of the University of California, Berkeley nor the
48 * names of its contributors may be used to endorse or promote products
49 * derived from this software without specific prior written permission.
51 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND ANY
52 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
53 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
54 * DISCLAIMED. IN NO EVENT SHALL THE REGENTS AND CONTRIBUTORS BE LIABLE FOR ANY
55 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
56 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
57 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
58 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
59 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
60 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
64 * For inet_pton4() and inet_pton6() functions:
66 * Copyright (c) 1996 by Internet Software Consortium.
68 * Permission to use, copy, modify, and distribute this software for any
69 * purpose with or without fee is hereby granted, provided that the above
70 * copyright notice and this permission notice appear in all copies.
72 * THE SOFTWARE IS PROVIDED "AS IS" AND INTERNET SOFTWARE CONSORTIUM DISCLAIMS
73 * ALL WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES
74 * OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL INTERNET SOFTWARE
75 * CONSORTIUM BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL
76 * DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR
77 * PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS
78 * ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS
94 #include <rte_errno.h>
95 #include <rte_cfgfile.h>
96 #include <rte_string_fns.h>
105 case '0': case '1': case '2': case '3': case '4': case '5':
106 case '6': case '7': case '8': case '9':
108 case 'A': case 'B': case 'C': case 'D': case 'E': case 'F':
110 case 'a': case 'b': case 'c': case 'd': case 'e': case 'f':
118 parser_read_arg_bool(const char *p)
120 p = skip_white_spaces(p);
121 int result = -EINVAL;
123 if (((p[0] == 'y') && (p[1] == 'e') && (p[2] == 's')) ||
124 ((p[0] == 'Y') && (p[1] == 'E') && (p[2] == 'S'))) {
129 if (((p[0] == 'o') && (p[1] == 'n')) ||
130 ((p[0] == 'O') && (p[1] == 'N'))) {
135 if (((p[0] == 'n') && (p[1] == 'o')) ||
136 ((p[0] == 'N') && (p[1] == 'O'))) {
141 if (((p[0] == 'o') && (p[1] == 'f') && (p[2] == 'f')) ||
142 ((p[0] == 'O') && (p[1] == 'F') && (p[2] == 'F'))) {
147 p = skip_white_spaces(p);
156 parser_read_uint64(uint64_t *value, const char *p)
161 p = skip_white_spaces(p);
165 val = strtoul(p, &next, 10);
187 p = skip_white_spaces(p);
196 parser_read_uint64_hex(uint64_t *value, const char *p)
201 p = skip_white_spaces(p);
203 val = strtoul(p, &next, 16);
207 p = skip_white_spaces(next);
216 parser_read_uint32(uint32_t *value, const char *p)
219 int ret = parser_read_uint64(&val, p);
224 if (val > UINT32_MAX)
232 parser_read_uint32_hex(uint32_t *value, const char *p)
235 int ret = parser_read_uint64_hex(&val, p);
240 if (val > UINT32_MAX)
248 parser_read_uint16(uint16_t *value, const char *p)
251 int ret = parser_read_uint64(&val, p);
256 if (val > UINT16_MAX)
264 parser_read_uint16_hex(uint16_t *value, const char *p)
267 int ret = parser_read_uint64_hex(&val, p);
272 if (val > UINT16_MAX)
280 parser_read_uint8(uint8_t *value, const char *p)
283 int ret = parser_read_uint64(&val, p);
296 parser_read_uint8_hex(uint8_t *value, const char *p)
299 int ret = parser_read_uint64_hex(&val, p);
312 parse_tokenize_string(char *string, char *tokens[], uint32_t *n_tokens)
316 if ((string == NULL) ||
321 for (i = 0; i < *n_tokens; i++) {
322 tokens[i] = strtok_r(string, PARSE_DELIMITER, &string);
323 if (tokens[i] == NULL)
327 if ((i == *n_tokens) &&
328 (NULL != strtok_r(string, PARSE_DELIMITER, &string)))
336 parse_hex_string(char *src, uint8_t *dst, uint32_t *size)
341 /* Check input parameters */
349 if (((len & 3) != 0) ||
354 for (c = src; *c != 0; c++) {
355 if ((((*c) >= '0') && ((*c) <= '9')) ||
356 (((*c) >= 'A') && ((*c) <= 'F')) ||
357 (((*c) >= 'a') && ((*c) <= 'f')))
363 /* Convert chars to bytes */
364 for (i = 0; i < *size; i++)
365 dst[i] = get_hex_val(src[2 * i]) * 16 +
366 get_hex_val(src[2 * i + 1]);
372 parse_mpls_labels(char *string, uint32_t *labels, uint32_t *n_labels)
374 uint32_t n_max_labels = *n_labels, count = 0;
376 /* Check for void list of labels */
377 if (strcmp(string, "<void>") == 0) {
382 /* At least one label should be present */
383 for ( ; (*string != '\0'); ) {
387 if (count >= n_max_labels)
391 if (string[0] != ':')
397 value = strtol(string, &next, 10);
402 labels[count++] = (uint32_t) value;
413 * inet_pton4(src, dst)
414 * like inet_aton() but without all the hexadecimal and shorthand.
416 * 1 if `src' is a valid dotted quad, else 0.
418 * does not touch `dst' unless it's returning 1.
423 inet_pton4(const char *src, unsigned char *dst)
425 static const char digits[] = "0123456789";
426 int saw_digit, octets, ch;
427 unsigned char tmp[INADDRSZ], *tp;
432 while ((ch = *src++) != '\0') {
435 pch = strchr(digits, ch);
437 unsigned int new = *tp * 10 + (pch - digits);
446 *tp = (unsigned char)new;
447 } else if (ch == '.' && saw_digit) {
458 memcpy(dst, tmp, INADDRSZ);
463 * inet_pton6(src, dst)
464 * convert presentation level address to network order binary form.
466 * 1 if `src' is a valid [RFC1884 2.2] address, else 0.
468 * (1) does not touch `dst' unless it's returning 1.
469 * (2) :: in a full address is silently ignored.
471 * inspired by Mark Andrews.
476 inet_pton6(const char *src, unsigned char *dst)
478 static const char xdigits_l[] = "0123456789abcdef",
479 xdigits_u[] = "0123456789ABCDEF";
480 unsigned char tmp[IN6ADDRSZ], *tp = 0, *endp = 0, *colonp = 0;
481 const char *xdigits = 0, *curtok = 0;
482 int ch = 0, saw_xdigit = 0, count_xdigit = 0;
483 unsigned int val = 0;
484 unsigned dbloct_count = 0;
486 memset((tp = tmp), '\0', IN6ADDRSZ);
487 endp = tp + IN6ADDRSZ;
489 /* Leading :: requires some special handling. */
494 saw_xdigit = count_xdigit = 0;
497 while ((ch = *src++) != '\0') {
500 pch = strchr((xdigits = xdigits_l), ch);
502 pch = strchr((xdigits = xdigits_u), ch);
504 if (count_xdigit >= 4)
507 val |= (pch - xdigits);
521 } else if (*src == '\0') {
524 if (tp + sizeof(int16_t) > endp)
526 *tp++ = (unsigned char) ((val >> 8) & 0xff);
527 *tp++ = (unsigned char) (val & 0xff);
534 if (ch == '.' && ((tp + INADDRSZ) <= endp) &&
535 inet_pton4(curtok, tp) > 0) {
539 break; /* '\0' was seen by inet_pton4(). */
544 if (tp + sizeof(int16_t) > endp)
546 *tp++ = (unsigned char) ((val >> 8) & 0xff);
547 *tp++ = (unsigned char) (val & 0xff);
550 if (colonp != NULL) {
551 /* if we already have 8 double octets, having a colon means error */
552 if (dbloct_count == 8)
556 * Since some memmove()'s erroneously fail to handle
557 * overlapping regions, we'll do the shift by hand.
559 const int n = tp - colonp;
562 for (i = 1; i <= n; i++) {
563 endp[-i] = colonp[n - i];
570 memcpy(dst, tmp, IN6ADDRSZ);
574 static struct ether_addr *
575 my_ether_aton(const char *a)
579 unsigned long o[ETHER_ADDR_LEN];
580 static struct ether_addr ether_addr;
585 o[i] = strtoul(a, &end, 16);
586 if (errno != 0 || end == a || (end[0] != ':' && end[0] != 0))
589 } while (++i != sizeof(o) / sizeof(o[0]) && end[0] != 0);
591 /* Junk at the end of line */
595 /* Support the format XX:XX:XX:XX:XX:XX */
596 if (i == ETHER_ADDR_LEN) {
598 if (o[i] > UINT8_MAX)
600 ether_addr.addr_bytes[i] = (uint8_t)o[i];
602 /* Support the format XXXX:XXXX:XXXX */
603 } else if (i == ETHER_ADDR_LEN / 2) {
605 if (o[i] > UINT16_MAX)
607 ether_addr.addr_bytes[i * 2] = (uint8_t)(o[i] >> 8);
608 ether_addr.addr_bytes[i * 2 + 1] = (uint8_t)(o[i] & 0xff);
614 return (struct ether_addr *)ðer_addr;
618 parse_ipv4_addr(const char *token, struct in_addr *ipv4)
620 if (strlen(token) >= INET_ADDRSTRLEN)
623 if (inet_pton4(token, (unsigned char *)ipv4) != 1)
630 parse_ipv6_addr(const char *token, struct in6_addr *ipv6)
632 if (strlen(token) >= INET6_ADDRSTRLEN)
635 if (inet_pton6(token, (unsigned char *)ipv6) != 1)
642 parse_mac_addr(const char *token, struct ether_addr *addr)
644 struct ether_addr *tmp;
646 tmp = my_ether_aton(token);
650 memcpy(addr, tmp, sizeof(struct ether_addr));
655 parse_pipeline_core(uint32_t *socket,
663 uint32_t s = 0, c = 0, h = 0, val;
664 uint8_t s_parsed = 0, c_parsed = 0, h_parsed = 0;
665 const char *next = skip_white_spaces(entry);
668 /* Expect <CORE> or [sX][cY][h]. At least one parameter is required. */
669 while (*next != '\0') {
670 /* If everything parsed nothing should left */
671 if (s_parsed && c_parsed && h_parsed)
678 if (s_parsed || c_parsed || h_parsed)
685 if (c_parsed || h_parsed)
698 /* If it start from digit it must be only core id. */
699 if (!isdigit(*next) || s_parsed || c_parsed || h_parsed)
705 for (num_len = 0; *next != '\0'; next++, num_len++) {
706 if (num_len == RTE_DIM(num))
712 num[num_len] = *next;
715 if (num_len == 0 && type != 'h' && type != 'H')
718 if (num_len != 0 && (type == 'h' || type == 'H'))
722 val = strtol(num, NULL, 10);