116 lines
4 KiB
C
116 lines
4 KiB
C
/*
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* Copyright (C) 2013-2014 Thadeu Lima de Souza Cascardo <cascardo@minaslivre.org>
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* Copyright (C) 2014 Alexandre Oliva <lxoliva@fsfla.org>
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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*/
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#include "rnet_encode.h"
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#include <unistd.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <errno.h>
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#include <fcntl.h>
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#include "rnet_message.h"
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#include "decfile.h"
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int rnet_encode(struct rnet_decfile *decfile, struct rnet_message **msg)
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{
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int r = -EIO;
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uint32_t tp_arq;
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uint32_t id_dec;
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char *cpf;
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char *codigo_recnet;
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char *ano;
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char *exerc;
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char *uf;
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uint16_t versao_pgd;
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uint64_t file_len;
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char *hash;
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char *header;
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uint8_t ret;
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size_t header_size, header_head, header_tail;
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*msg = rnet_message_new();
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if (*msg == NULL) {
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return -ENOMEM;
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}
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file_len = rnet_decfile_get_file(decfile)->len;
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hash = rnet_decfile_get_file_hash(decfile);
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if (!hash)
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goto out;
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header = rnet_decfile_get_header(decfile);
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header_head = RNET_HEADER_HEAD_COMMON;
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header_tail = RNET_HEADER_TAIL_COMMON;
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/* This was already checked at parse time. */
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header_size = strlen(header);
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codigo_recnet = rnet_decfile_get_header_field(decfile, "codigo_recnet");
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tp_arq = strtoul(codigo_recnet, NULL, 10);
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id_dec = strtoul(rnet_decfile_get_header_field(decfile, "hash"), NULL, 10);
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cpf = rnet_decfile_get_header_field(decfile, "cpf");
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ano = rnet_decfile_get_header_field(decfile, "ano");
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exerc = rnet_decfile_get_header_field(decfile, "exerc");
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uf = rnet_decfile_get_header_field(decfile, "uf");
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versao_pgd = strtoul(rnet_decfile_get_header_field(decfile, "nr_versao"), NULL, 10);
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ret = strtoul(rnet_decfile_get_header_field(decfile, "in_ret"), NULL, 10);
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(*msg)->buffer[0] = 0x40;
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(*msg)->len = 1;
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r = rnet_message_add_u32(msg, "a_comp", 0);
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r = rnet_message_add_u32(msg, "tp_arq", tp_arq);
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r = rnet_message_add_u32(msg, "id_dec", id_dec);
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r = rnet_message_add_ascii(msg, "exercicio", ano);
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r = rnet_message_add_ascii(msg, "exercicio_pgd", exerc);
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r = rnet_message_add_buffer(msg, "hash_arq", hash, 16);
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r = rnet_message_add_buffer(msg, "hash_trans", hash, 16);
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r = rnet_message_add_ascii(msg, "ni", cpf);
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r = rnet_message_add_ascii(msg, "tp_ni", "CPF");
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r = rnet_message_add_u8(msg, "num_ass", 0);
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r = rnet_message_add_u32(msg, "p_comp", 0);
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r = rnet_message_add_u8(msg, "ret", ret);
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r = rnet_message_add_u64(msg, "tam_arq", file_len);
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r = rnet_message_add_u64(msg, "tam_assinado", file_len);
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r = rnet_message_add_u64(msg, "tam_trans", file_len);
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r = rnet_message_add_ascii(msg, "uf", uf);
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r = rnet_message_add_u8(msg, "vrs_des_pa", 0);
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r = rnet_message_add_u16(msg, "versao_pgd", versao_pgd);
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r = rnet_message_add_u8(msg, "critica_validador", 0x06);
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r = rnet_message_add_ascii(msg, "ip_loc", "127.0.0.1");
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r = rnet_message_add_ascii(msg, "versao_java", "1.5.0-gij;Free Software rnetclient pretending to be GNU Interpreter for Java");
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r = rnet_message_add_ascii(msg, "origem", "JA2R");
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r = rnet_message_add_ascii(msg, "so", "GNU");
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r = rnet_message_add_ascii(msg, "cliente", "201105");
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r = rnet_message_add_buffer(msg, "dados_val",
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header + header_head,
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header_size - header_tail - header_head);
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r = rnet_message_add_u32(msg, "tam_dados_val", 0);
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r = rnet_message_add_u32(msg, "tam_dados_val_chave", 0);
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r = rnet_message_add_u32(msg, "arquivos_restantes", 0);
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free(hash);
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if (r < 0)
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goto out;
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return 0;
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out:
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rnet_message_del(*msg);
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return r;
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}
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