docs: Fix create memif cli - vpp - Vector Packet Processing

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author	Nathan Skrzypczak <nathan.skrzypczak@gmail.com>	2020-09-09 17:57:12 +0200
committer	Benoît Ganne <bganne@cisco.com>	2020-09-09 16:56:28 +0000
commit	97158289bcfeb5efe8a2dc7448b94cb954535ab6 (patch)
tree	b6722a151fff4ccec268dbc7e9a2d76e0aa5af85 /extras/libmemif/examples
parent	da5b4efbabae1271e245a5869268a0030d2a8c55 (diff)

docs: Fix create memif cli

Type: docs Change-Id: I91a954abf77335e1ddcbd1468633d9d7980bbac2 Signed-off-by: Nathan Skrzypczak <nathan.skrzypczak@gmail.com>

Diffstat (limited to 'extras/libmemif/examples')

-rw-r--r--

extras/libmemif/examples/example_setup_doc.md

1 files changed, 1 insertions, 1 deletions

/* * Copyright (c) 2015 Cisco and/or its affiliates. * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at: * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ /* Copyright (c) 2005 Eliot Dresselhaus Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */ #include <vppinfra/phash.h> #include <vppinfra/format.h> #include <vppinfra/random.h> static int verbose; #define if_verbose(format,args...) \ if (verbose) { clib_warning(format, ## args); } int test_phash_main (unformat_input_t * input) { phash_main_t _pm = { 0 }, *pm = &_pm; int n_keys, random_keys; u32 seed; clib_error_t *error; random_keys = 1; n_keys = 1000; while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) { if (0 == unformat (input, "keys %d", &n_keys) && 0 == unformat (input, "verbose %=", &verbose, 1) && 0 == unformat (input, "random-keys %=", &random_keys, 1) && 0 == unformat (input, "sequential-keys %=", &random_keys, 0) && 0 == unformat (input, "seed %d", &pm->random_seed) && 0 == unformat (input, "64-bit %|", &pm->flags, PHASH_FLAG_MIX64) && 0 == unformat (input, "32-bit %|", &pm->flags, PHASH_FLAG_MIX32) && 0 == unformat (input, "fast %|", &pm->flags, PHASH_FLAG_FAST_MODE) && 0 == unformat (input, "slow %|", &pm->flags, PHASH_FLAG_SLOW_MODE) && 0 == unformat (input, "minimal %|", &pm->flags, PHASH_FLAG_MINIMAL) && 0 == unformat (input, "non-minimal %|", &pm->flags, PHASH_FLAG_NON_MINIMAL)) clib_error ("unknown input `%U'", format_unformat_error, input); } if (!pm->random_seed) pm->random_seed = random_default_seed (); if_verbose ("%d %d-bit keys, random seed %d, %s mode, looking for %sminimal hash", n_keys, (pm->flags & PHASH_FLAG_MIX64) ? 64 : 32, pm->random_seed, (pm->flags & PHASH_FLAG_FAST_MODE) ? "fast" : "slow", (pm->flags & PHASH_FLAG_MINIMAL) ? "" : "non-"); seed = pm->random_seed; /* Initialize random keys. */ { phash_key_t *k; vec_resize (pm->keys, n_keys); vec_foreach (k, pm->keys) { k->key = k - pm->keys; if (random_keys) { if (pm->flags & PHASH_FLAG_MIX64) k->key = random_u64 (&seed); else k->key = random_u32 (&seed); } } } error = phash_find_perfect_hash (pm); if (error) { clib_error_report (error); return 1; } else { if_verbose ("(%d,%d) (a,b) bits, %d seeds tried, %d tree walks", pm->a_bits, pm->b_bits, pm->n_seed_trials, pm->n_perfect_calls); error = phash_validate (pm); if (error) { clib_error_report (error); return 1; } } return 0; } #ifdef CLIB_UNIX int main (int argc, char *argv[]) { unformat_input_t i; int res; clib_mem_init (0, 64ULL << 20); verbose = (argc > 1); unformat_init_command_line (&i, argv); res = test_phash_main (&i); unformat_free (&i); return res; } #endif /* * fd.io coding-style-patch-verification: ON * * Local Variables: * eval: (c-set-style "gnu") * End: */


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