vpp - Vector Packet Processing

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author	Ole Troan <ot@cisco.com>	2019-01-07 22:17:31 +0100
committer	Damjan Marion <dmarion@me.com>	2019-01-14 16:54:57 +0000
commit	32ef1376d0b9ebc411dab5382aa8d69a0bbb4c6f (patch)
tree	8abec3e48143514ad87f311e4cc365fc896eb074
parent	04575c5e4790d7bc89d65297223c430d80cd4500 (diff)

api_helper_macro mp->pid is network endian

Change-Id: I7d2385b9e9bf5a62f3e9382ca2627a74a4e30785 Signed-off-by: Ole Troan <ot@cisco.com>

Diffstat

-rw-r--r--

src/vlibapi/api_helper_macros.h

1 files changed, 1 insertions, 1 deletions

#!/usr/bin/env python # # texttable - module for creating simple ASCII tables # Copyright (C) 2003-2015 Gerome Fournier <jef(at)foutaise.org> # # This library is free software; you can redistribute it and/or # modify it under the terms of the GNU Lesser General Public # License as published by the Free Software Foundation; either # version 2.1 of the License, or (at your option) any later version. # # This library is distributed in the hope that it will be useful, # but WITHOUT ANY WARRANTY; without even the implied warranty of # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU # Lesser General Public License for more details. # # You should have received a copy of the GNU Lesser General Public # License along with this library; if not, write to the Free Software # Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA """module for creating simple ASCII tables Example: table = Texttable() table.set_cols_align(["l", "r", "c"]) table.set_cols_valign(["t", "m", "b"]) table.add_rows([["Name", "Age", "Nickname"], ["Mr\\nXavier\\nHuon", 32, "Xav'"], ["Mr\\nBaptiste\\nClement", 1, "Baby"]]) print table.draw() + "\\n" table = Texttable() table.set_deco(Texttable.HEADER) table.set_cols_dtype(['t', # text 'f', # float (decimal) 'e', # float (exponent) 'i', # integer 'a']) # automatic table.set_cols_align(["l", "r", "r", "r", "l"]) table.add_rows([["text", "float", "exp", "int", "auto"], ["abcd", "67", 654, 89, 128.001], ["efghijk", 67.5434, .654, 89.6, 12800000000000000000000.00023], ["lmn", 5e-78, 5e-78, 89.4, .000000000000128], ["opqrstu", .023, 5e+78, 92., 12800000000000000000000]]) print table.draw() Result: +----------+-----+----------+ | Name | Age | Nickname | +==========+=====+==========+ | Mr | | | | Xavier | 32 | | | Huon | | Xav' | +----------+-----+----------+ | Mr | | | | Baptiste | 1 | | | Clement | | Baby | +----------+-----+----------+ text float exp int auto =========================================== abcd 67.000 6.540e+02 89 128.001 efgh 67.543 6.540e-01 90 1.280e+22 ijkl 0.000 5.000e-78 89 0.000 mnop 0.023 5.000e+78 92 1.280e+22 """ __all__ = ["Texttable", "ArraySizeError"] __author__ = 'Gerome Fournier <jef(at)foutaise.org>' __license__ = 'LGPL' __version__ = '0.8.4' __credits__ = """\ Jeff Kowalczyk: - textwrap improved import - comment concerning header output Anonymous: - add_rows method, for adding rows in one go Sergey Simonenko: - redefined len() function to deal with non-ASCII characters Roger Lew: - columns datatype specifications Brian Peterson: - better handling of unicode errors Frank Sachsenheim: - add Python 2/3-compatibility Maximilian Hils: - fix minor bug for Python 3 compatibility """ import sys import string import re try: if sys.version >= '2.3': import textwrap elif sys.version >= '2.2': from optparse import textwrap else: from optik import textwrap except ImportError: sys.stderr.write("Can't import textwrap module!\n") raise if sys.version >= '2.7': from functools import reduce def len(iterable): """Redefining len here so it will be able to work with non-ASCII characters """ if not isinstance(iterable, str): return iterable.__len__() try: if sys.version >= '3.0': return len(str) else: return len(unicode(iterable, 'utf')) except: return iterable.__len__() TEXT_CODES = {'bold': {'start': '\x1b[1m', 'end': '\x1b[22m'}, 'cyan': {'start': '\x1b[36m', 'end': '\x1b[39m'}, 'blue': {'start': '\x1b[34m', 'end': '\x1b[39m'}, 'red': {'start': '\x1b[31m', 'end': '\x1b[39m'}, 'magenta': {'start': '\x1b[35m', 'end': '\x1b[39m'}, 'green': {'start': '\x1b[32m', 'end': '\x1b[39m'}, 'yellow': {'start': '\x1b[33m', 'end': '\x1b[39m'}, 'underline': {'start': '\x1b[4m', 'end': '\x1b[24m'}} class TextCodesStripper: keys = [re.escape(v['start']) for k,v in TEXT_CODES.items()] keys += [re.escape(v['end']) for k,v in TEXT_CODES.items()] pattern = re.compile("|".join(keys)) @staticmethod def strip (s): return re.sub(TextCodesStripper.pattern, '', s) def ansi_len (iterable): return len(TextCodesStripper.strip(iterable)) class ArraySizeError(Exception): """Exception raised when specified rows don't fit the required size """ def __init__(self, msg): self.msg = msg Exception.__init__(self, msg, '') def __str__(self): return self.msg class Texttable: BORDER = 1 HEADER = 1 << 1 HLINES = 1 << 2 VLINES = 1 << 3 def __init__(self, max_width=80): """Constructor - max_width is an integer, specifying the maximum width of the table - if set to 0, size is unlimited, therefore cells won't be wrapped """ if max_width <= 0: max_width = False self._max_width = max_width self._precision = 3 self._deco = Texttable.VLINES | Texttable.HLINES | Texttable.BORDER | \ Texttable.HEADER self.set_chars(['-', '|', '+', '=']) self.reset() def reset(self): """Reset the instance - reset rows and header """ self._hline_string = None self._row_size = None self._header = [] self._rows = [] def set_chars(self, array): """Set the characters used to draw lines between rows and columns - the array should contain 4 fields: [horizontal, vertical, corner, header] - default is set to: ['-', '|', '+', '='] """ if len(array) != 4: raise ArraySizeError("array should contain 4 characters") array = [ x[:1] for x in [ str(s) for s in array ] ] (self._char_horiz, self._char_vert, self._char_corner, self._char_header) = array def set_deco(self, deco): """Set the table decoration - 'deco' can be a combinaison of: Texttable.BORDER: Border around the table Texttable.HEADER: Horizontal line below the header Texttable.HLINES: Horizontal lines between rows Texttable.VLINES: Vertical lines between columns All of them are enabled by default - example: Texttable.BORDER | Texttable.HEADER """ self._deco = deco def set_cols_align(self, array): """Set the desired columns alignment - the elements of the array should be either "l", "c" or "r": * "l": column flushed left * "c": column centered * "r": column flushed right """ self._check_row_size(array) self._align = array def set_cols_valign(self, array): """Set the desired columns vertical alignment - the elements of the array should be either "t", "m" or "b": * "t": column aligned on the top of the cell * "m": column aligned on the middle of the cell * "b": column aligned on the bottom of the cell """ self._check_row_size(array) self._valign = array def set_cols_dtype(self, array): """Set the desired columns datatype for the cols. - the elements of the array should be either "a", "t", "f", "e" or "i": * "a": automatic (try to use the most appropriate datatype) * "t": treat as text * "f": treat as float in decimal format * "e": treat as float in exponential format * "i": treat as int - by default, automatic datatyping is used for each column """ self._check_row_size(array) self._dtype = array def set_cols_width(self, array): """Set the desired columns width - the elements of the array should be integers, specifying the width of each column. For example: [10, 20, 5] """ self._check_row_size(array) try: array = list(map(int, array)) if reduce(min, array) <= 0: raise ValueError except ValueError: sys.stderr.write("Wrong argument in column width specification\n") raise self._width = array def set_precision(self, width): """Set the desired precision for float/exponential formats - width must be an integer >= 0 - default value is set to 3 """ if not type(width) is int or width < 0: raise ValueError('width must be an integer greater then 0') self._precision = width def header(self, array): """Specify the header of the table """ self._check_row_size(array) self._header = list(map(str, array)) def add_row(self, array): """Add a row in the rows stack - cells can contain newlines and tabs """ self._check_row_size(array) if not hasattr(self, "_dtype"): self._dtype = ["a"] * self._row_size cells = [] for i, x in enumerate(array): cells.append(self._str(i, x)) self._rows.append(cells) def add_rows(self, rows, header=True): """Add several rows in the rows stack - The 'rows' argument can be either an iterator returning arrays, or a by-dimensional array - 'header' specifies if the first row should be used as the header of the table """ # nb: don't use 'iter' on by-dimensional arrays, to get a # usable code for python 2.1 if header: if hasattr(rows, '__iter__') and hasattr(rows, 'next'): self.header(rows.next()) else: self.header(rows[0]) rows = rows[1:] for row in rows: self.add_row(row) def draw(self): """Draw the table - the table is returned as a whole string """ if not self._header and not self._rows: return self._compute_cols_width() self._check_align() out = "" if self._has_border(): out += self._hline() if self._header: out += self._draw_line(self._header, isheader=True) if self._has_header(): out += self._hline_header() length = 0 for row in self._rows: length += 1 out += self._draw_line(row) if self._has_hlines() and length < len(self._rows): out += self._hline() if self._has_border(): out += self._hline() return out[:-1] def _str(self, i, x): """Handles string formatting of cell data i - index of the cell datatype in self._dtype x - cell data to format """ try: f = float(x) except: try: return str(x) except: return x.encode('utf-8') n = self._precision dtype = self._dtype[i] if dtype == 'i': return str(int(round(f))) elif dtype == 'f': return '%.*f' % (n, f) elif dtype == 'e': return '%.*e' % (n, f) elif dtype == 't': return str(x) else: if f - round(f) == 0: if abs(f) > 1e8: return '%.*e' % (n, f) else: return str(int(round(f))) else: if abs(f) > 1e8: return '%.*e' % (n, f) else: return '%.*f' % (n, f) def _check_row_size(self, array): """Check that the specified array fits the previous rows size """ if not self._row_size: self._row_size = len(array) elif self._row_size != len(array): raise ArraySizeError("array should contain %d elements" \ % self._row_size) def _has_vlines(self): """Return a boolean, if vlines are required or not """ return self._deco & Texttable.VLINES > 0 def _has_hlines(self): """Return a boolean, if hlines are required or not """ return self._deco & Texttable.HLINES > 0 def _has_border(self): """Return a boolean, if border is required or not """ return self._deco & Texttable.BORDER > 0 def _has_header(self): """Return a boolean, if header line is required or not """ return self._deco & Texttable.HEADER > 0 def _hline_header(self): """Print header's horizontal line """ return self._build_hline(True) def _hline(self): """Print an horizontal line """ if not self._hline_string: self._hline_string = self._build_hline() return self._hline_string def _build_hline(self, is_header=False): """Return a string used to separated rows or separate header from rows """ horiz = self._char_horiz if (is_header): horiz = self._char_header # compute cell separator s = "%s%s%s" % (horiz, [horiz, self._char_corner][self._has_vlines()], horiz) # build the line l = s.join([horiz * n for n in self._width]) # add border if needed if self._has_border(): l = "%s%s%s%s%s\n" % (self._char_corner, horiz, l, horiz, self._char_corner) else: l += "\n" return l def _len_cell(self, cell): """Return the width of the cell Special characters are taken into account to return the width of the cell, such like newlines and tabs """ cell_lines = cell.split('\n') maxi = 0 for line in cell_lines: length = 0 parts = line.split('\t') for part, i in zip(parts, list(range(1, len(parts) + 1))): length = length + len(part) if i < len(parts): length = (length//8 + 1) * 8 maxi = max(maxi, length) return maxi def _compute_cols_width(self): """Return an array with the width of each column If a specific width has been specified, exit. If the total of the columns width exceed the table desired width, another width will be computed to fit, and cells will be wrapped. """ if hasattr(self, "_width"): return maxi = [] if self._header: maxi = [ self._len_cell(x) for x in self._header ] for row in self._rows: for cell,i in zip(row, list(range(len(row)))): try: maxi[i] = max(maxi[i], self._len_cell(cell)) except (TypeError, IndexError): maxi.append(self._len_cell(cell)) items = len(maxi) length = reduce(lambda x, y: x+y, maxi) if self._max_width and length + items * 3 + 1 > self._max_width: maxi = [(self._max_width - items * 3 -1) // items \ for n in range(items)] self._width = maxi def _check_align(self): """Check if alignment has been specified, set default one if not """ if not hasattr(self, "_align"): self._align = ["l"] * self._row_size if not hasattr(self, "_valign"): self._valign = ["t"] * self._row_size def _draw_line(self, line, isheader=False): """Draw a line Loop over a single cell length, over all the cells """ line = self._splitit(line, isheader) space = " " out = "" for i in range(len(line[0])): if self._has_border(): out += "%s " % self._char_vert length = 0 for cell, width, align in zip(line, self._width, self._align): length += 1 cell_line = cell[i] fill = width - ansi_len(cell_line) if isheader: align = "c" if align == "r": out += "%s " % (fill * space + cell_line) elif align == "c": out += "%s " % (int(fill/2) * space + cell_line \ + int(fill/2 + fill%2) * space) else: out += "%s " % (cell_line + fill * space) if length < len(line): out += "%s " % [space, self._char_vert][self._has_vlines()] out += "%s\n" % ['', self._char_vert][self._has_border()] return out def _splitit(self, line, isheader): """Split each element of line to fit the column width Each element is turned into a list, result of the wrapping of the string to the desired width """ line_wrapped = [] for cell, width in zip(line, self._width): array = [] for c in cell.split('\n'): try: c = str(c) except UnicodeDecodeError as strerror: sys.stderr.write("UnicodeDecodeError exception for string '%s': %s\n" % (c, strerror)) if sys.version >= '3.0': c = str(c, 'utf', 'replace') else: c = unicode(c, 'utf', 'replace') # imarom - no wrap for now #array.extend(textwrap.wrap(c, width)) array.extend([c]) line_wrapped.append(array) max_cell_lines = reduce(max, list(map(len, line_wrapped))) for cell, valign in zip(line_wrapped, self._valign): if isheader: valign = "t" if valign == "m": missing = max_cell_lines - len(cell) cell[:0] = [""] * int(missing / 2) cell.extend([""] * int(missing / 2 + missing % 2)) elif valign == "b": cell[:0] = [""] * (max_cell_lines - len(cell)) else: cell.extend([""] * (max_cell_lines - len(cell))) return line_wrapped if __name__ == '__main__': table = Texttable() table.set_cols_align(["l", "r", "c"]) table.set_cols_valign(["t", "m", "b"]) table.add_rows([["Name", "Age", "Nickname"], ["Mr\nXavier\nHuon", 32, "Xav'"], ["Mr\nBaptiste\nClement", 1, "Baby"]]) print(table.draw() + "\n") table = Texttable() table.set_deco(Texttable.HEADER) table.set_cols_dtype(['t', # text 'f', # float (decimal) 'e', # float (exponent) 'i', # integer 'a']) # automatic table.set_cols_align(["l", "r", "r", "r", "l"]) table.add_rows([["text", "float", "exp", "int", "auto"], ["abcd", "67", 654, 89, 128.001], ["efghijk", 67.5434, .654, 89.6, 12800000000000000000000.00023], ["lmn", 5e-78, 5e-78, 89.4, .000000000000128], ["opqrstu", .023, 5e+78, 92., 12800000000000000000000]]) print(table.draw())


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