nghttp2/mkstatichdtbl.py

#!/usr/bin/env python
# -*- coding: utf-8 -*-

# This scripts reads static table entries [1] and generates
# nghttp2_hd_static_entry table.  This table is used in
# lib/nghttp2_hd.c.
#
# [1] http://http2.github.io/http2-spec/compression.html

from __future__ import unicode_literals
import re, sys

entries = []
for line in sys.stdin:
    m = re.match(r'(\d+)\s+(\S+)\s+(\S.*)?', line)
    val = m.group(3).strip() if m.group(3) else ''
    entries.append((int(m.group(1)), m.group(2), val))

print 'static nghttp2_hd_entry static_table[] = {'
idx = 0
for i, ent in enumerate(entries):
    if entries[idx][1] != ent[1]:
        idx = i
    print 'MAKE_STATIC_ENT("{}", "{}", {}),'\
        .format(ent[1], ent[2], entries[idx][0] - 1)
print '};'