Pinmux table generator from cleaned input.

/*
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.

This program 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 General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
*/

#include <cstdio>
#include <algorithm>
#include <iostream>
#include <sstream>
#include <string>

#define ULL unsigned long long
#define LL long long
#define uint unsigned int
#define uchar unsigned char

#define IRQ true

typedef struct {
  bool type;
  uchar irqbank;
  uchar irqnum;
  std::string name;
} fun;

typedef struct {
  std::string name;
  fun funcs[8];
} pin;

int main(void) {

  // Init table
  pin table[80];
  std::string line, name;
  for (uchar i = 0; i < 80; i++) {
    table[i].name = "-";
    for (uchar j = 0; j < 8; j++) {
      table[i].funcs[j].name = "-";
      table[i].funcs[j].type = 0;
    }
  }
  uint it = 0, mux, bank, num;

  // Fill the table object
  std::getline(std::cin, line);

  while (line[0] != 'e') {
    if (line[0] != 'P') {
      std::stringstream ss(line);
      if (line[0] == 'i') {
        ss.ignore(1);
        ss >> mux >> bank >> num;
        table[it - 1].funcs[mux].type = IRQ;
        table[it - 1].funcs[mux].irqbank = bank;
        table[it - 1].funcs[mux].irqnum = num;
        table[it - 1].funcs[mux].name = "IRQ";
      } else {
        ss >> mux >> name;
        table[it - 1].funcs[mux].name = name;
      }
    } else {
      it++;
      table[it - 1].name = line;
    }
    std::getline(std::cin, line);
  }

  // Print
  // Header
  printf("<div class=\"toccolours mw-collapsible mw-collapsed\">\nAllwinner "
         "B288 GPIO multiplex functions\n<div "
         "class=\"mw-collapsible-content\">\n{| class=\"wikitable\" "
         "style=\"margin:auto\"\n|-\n! rowspan=\"2\" | Pin !! colspan=\"8\" | "
         "function\n|-\n! 0 !! 1 !! 2 !! 3 !! "
         "4 !! 5 !! 6 !! 7\n");
  // Table's main part
  for (uint i = 0; i < 80; i++) {
    std::transform(table[i].name.begin(), table[i].name.end(),
                   table[i].name.begin(), ::toupper);
    printf("|-");
    if (table[i].name[1] == 'C' || table[i].name[1] == 'F') {
      printf(" style=\"background-color: #d6d9db;\"");
    }
    printf("\n| %s ", table[i].name.c_str());
    for (uint j = 0; j < 8; j++) {
      std::transform(table[i].funcs[j].name.begin(),
                     table[i].funcs[j].name.end(),
                     table[i].funcs[j].name.begin(), ::toupper);
      printf(" || ");
      printf("%s", table[i].funcs[j].name.c_str());
      if (table[i].funcs[j].type == IRQ) {
        printf(" bank: %hhu num: %hhu", table[i].funcs[j].irqbank,
               table[i].funcs[j].irqnum);
      }
    }
    putchar('\n');
  }
  // Footer
  printf("|}\n</div>\n</div>\n");

  return 0;
}