/*
- * Copyright (C) 2012-2013 Thadeu Lima de Souza Cascardo <cascardo@minaslivre.org>
+ * Copyright (C) 2012-2014 Thadeu Lima de Souza Cascardo <cascardo@minaslivre.org>
+ * Copyright (C) 2014 Alexandre Oliva <lxoliva@fsfla.org>
*
* 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
return 0;
out:
decfile->lines_len -= 1;
- return -1;
+ return -ENOMEM;
}
static void decfile_release_lines(struct rnet_decfile *decfile)
}
static char * get_header(struct rnet_decfile *decfile);
-static int parse_header(struct pmhash *hash, char *buffer);
static int decfile_parse_file(struct rnet_decfile *decfile);
-static int decfile_parse_header(struct rnet_decfile *decfile)
-{
- char *buffer = get_header(decfile);
- if (!buffer || strlen(buffer) != 765)
- return 1;
- return parse_header(decfile->header, buffer);
-}
-
-static int decfile_parse(struct rnet_decfile *decfile)
-{
- char *buffer = NULL;
- size_t len = 0;
- int r;
- while ((r = getline(&buffer, &len, decfile->file)) > 0) {
- r = append_line(decfile, buffer);
- if (r) {
- free(buffer);
- goto out;
- }
- buffer = NULL;
- len = 0;
- }
- if (!decfile_parse_header(decfile) && !decfile_parse_file(decfile))
- return 0;
-out:
- decfile_release_lines(decfile);
- return -1;
-}
-
-struct rnet_decfile * rnet_decfile_open(char *filename)
-{
- struct rnet_decfile *decfile;
- decfile = malloc(sizeof(*decfile));
- if (!decfile)
- return NULL;
- decfile->header = pmhash_new();
- if (!decfile->header)
- goto out_header;
- decfile->message = rnet_message_new();
- if (!decfile->message)
- goto out_message;
- decfile->filename = strdup(filename);
- if (!decfile->filename)
- goto out_filename;
- decfile->file = fopen(filename, "r");
- if (!decfile->file)
- goto out_file;
- decfile->lines_len = 0;
- decfile->lines = NULL;
- if (decfile_parse(decfile))
- goto out_parse;
- return decfile;
-out_parse:
- fclose(decfile->file);
-out_file:
- free(decfile->filename);
-out_filename:
- rnet_message_del(decfile->message);
-out_message:
- pmhash_del(decfile->header);
-out_header:
- free(decfile);
- return NULL;
-}
-
-void rnet_decfile_close(struct rnet_decfile *decfile)
-{
- decfile_release_lines(decfile);
- fclose(decfile->file);
- free(decfile->filename);
- free(decfile);
-}
-
-static char * get_header(struct rnet_decfile *decfile)
-{
- int i;
- for (i = 0; i < decfile->lines_len; i++) {
- if (!strncmp(decfile->lines[i], "IRPF", 4)) {
- return decfile->lines[i];
- }
- }
- return NULL;
-}
-
-static int parse_header(struct pmhash *hash, char *buffer)
-{
- char *p = buffer;
- char *key;
- char *val;
-
#define parse(field, sz) \
+ r = -ENOMEM; \
val = malloc(sz + 1); \
if (!val) \
goto out_val; \
if (pmhash_add(&hash, key, val)) \
goto out_add;
+static int decfile_parse_header(struct rnet_decfile *decfile)
+{
+ char *buffer;
+ int r;
+ int exerc;
+ char *p;
+ char *tail;
+ char *key;
+ char *val;
+ struct pmhash *hash;
+
+ p = buffer = get_header(decfile);
+ if (!buffer)
+ return -EINVAL;
+
+ hash = decfile->header;
+
+ /* Common header fields. Most of these are used by rnet_encode. */
parse("sistema", 8);
parse("exerc", 4);
parse("ano", 4);
parse("nome", 60);
parse("uf", 2);
parse("hash", 10);
+
+ /* Assert the size of the common header matches the expectation. */
+ if (p - buffer != RNET_HEADER_HEAD_COMMON) {
+ fprintf(stderr, "RNET_HEADER_HEAD_COMMON in decfile.h needs to be adjusted to %ti\n", p - buffer);
+ goto out_val;
+ }
+
+ /* Retrieve exerc from the hash table. */
+ exerc = atoi(pmhash_get(hash, "exerc"));
+
+ /* Assert exerc is no less than the minimum supported version */
+ if (exerc < 2013) {
+ fprintf(stderr, "This software does not support declarations older than 2013.\n");
+ goto out_val;
+ }
+
+ /* Check for tested versions. */
+ if (exerc > 2016) {
+ fprintf(stderr, "Unknown file version, but proceeding anyway.\n");
+ return 0;
+ }
+
+ /* These fields exist at least since 2013. */
parse("in_cert", 1);
parse("dt_nasc", 8);
parse("in_comp", 1);
parse("cpf_rra2", 11);
parse("trib_3rra", 1);
parse("cpf_rra3", 11);
+
+ /* Fields added in 2014. */
+ if (exerc >= 2014) {
+ parse("trib_4rra", 1);
+ parse("cpf_rra4", 11);
+ }
+
+ /* These fields exist at least since 2013. */
parse("vr_doacao", 13);
parse("cnpj1", 14);
parse("cnpj2", 14);
parse("cpf_invent", 11);
parse("municipio", 40);
parse("contribuinte", 60);
- parse("cpf_empregada", 11);
- parse("hashcode", 12);
+
+ /* The contents of this field until 2014 (cpf_empregada) were moved to
+ * the end of the header in 2015 (cpfdomestic@). This field has then
+ * been converted into a filler field. */
+ if (exerc <= 2014) {
+ parse("cpf_empregada", 11);
+ } else {
+ parse("filler", 11);
+ }
+
+ /* These fields exist at least since 2013. */
+ parse("mac", 12);
parse("data_nao_residente", 8);
parse("cpf_procurador", 11);
parse("obrigatoriedade", 3);
parse("vr_totisentos", 13);
parse("vr_totexclusivo", 13);
parse("vr_totpagamentos", 13);
+
+ /* End of header in 2013. */
+
+ /* Fields added in 2014. */
+ if (exerc >= 2014) {
+ parse("nr_conta", 13);
+ parse("nr_dv_conta", 2);
+ parse("in_dv_conta", 1);
+ }
+
+ /* End of header in 2014. */
+
+ /* Fields added in 2015. */
+ if (exerc >= 2015) {
+ parse("codnaturezaocup", 2);
+ parse("cpfdomestic@", 11);
+ parse("nitdomestic@", 11);
+ parse("cpfdomestic@2", 11);
+ parse("nitdomestic@2", 11);
+ parse("cpfdomestic@3", 11);
+ parse("nitdomestic@3", 11);
+ parse("deciniciada", 1);
+ parse("utilpgd", 1);
+ parse("utilapp", 1);
+ parse("utilonline", 1);
+ parse("utilrascunho", 1);
+ parse("utilprepreenchida", 1);
+ parse("utilfontes", 1);
+ parse("utilplanosaude", 1);
+ parse("utilrecuperar", 1);
+ parse("dectransmitida", 1);
+ }
+
+ /* End of header in 2015. */
+
+ /* Fields added in 2016. */
+ if (exerc >= 2016) {
+ parse("dedutivelmaior1", 14);
+ parse("dedutivelmaior2", 14);
+ parse("dedutivelmaior3", 14);
+ parse("dedutivelmaior4", 14);
+ parse("dedutivelmaior5", 14);
+ parse("dedutivelmaior6", 14);
+ parse("funprespmaior", 14);
+ }
+
+ /* End of header in 2016. */
+
+ /* Tail fields, which exist at least since 2013. */
+ tail = p;
parse("versaotestpgd", 3);
parse("controle", 10);
+ if (*p++ != '\r') {
+ fprintf(stderr,
+ "missing CR at the %tith header character\n",
+ p - buffer);
+ goto out_val;
+ } else if (*p++ != '\n') {
+ fprintf(stderr,
+ "missing LF at the %tith header character\n",
+ p - buffer);
+ goto out_val;
+ } else if (*p != 0) {
+ fprintf(stderr,
+ "missing NUL at the %tith header character\n",
+ p - buffer);
+ goto out_val;
+ } else if (p - tail != RNET_HEADER_TAIL_COMMON) {
+ fprintf(stderr, "RNET_HEADER_TAIL_COMMON in decfile.h needs to be adjusted to %ti\n", p - tail);
+ goto out_val;
+ }
+
+ /* Verify header size */
+ switch (exerc) {
+ case 2013:
+ if (p - buffer != RNET_HEADER_SIZE_2013) {
+ fprintf(stderr, "RNET_HEADER_SIZE_2013 in decfile.h needs to be adjusted to %ti,\nor parse_header in decfile.c needs updating\n", p - buffer);
+ goto out_val;
+ }
+ break;
+ case 2014:
+ if (p - buffer != RNET_HEADER_SIZE_2014) {
+ fprintf(stderr, "RNET_HEADER_SIZE_2014 in decfile.h needs to be adjusted to %ti,\nor parse_header in decfile.c needs updating\n", p - buffer);
+ goto out_val;
+ }
+ break;
+ case 2015:
+ if (p - buffer != RNET_HEADER_SIZE_2015) {
+ fprintf(stderr, "RNET_HEADER_SIZE_2015 in decfile.h needs to be adjusted to %ti,\nor parse_header in decfile.c needs updating\n", p - buffer);
+ goto out_val;
+ }
+ break;
+ case 2016:
+ if (p - buffer != RNET_HEADER_SIZE_2016) {
+ fprintf(stderr, "RNET_HEADER_SIZE_2016 in decfile.h needs to be adjusted to %ti,\nor parse_header in decfile.c needs updating\n", p - buffer);
+ goto out_val;
+ }
+ break;
+ default:
+ /* This case should never be reached even for later
+ years, because later years should not be parsed
+ further than the common header. */
+ fprintf(stderr, "Error while processing header. Unrecognized version\n");
+ goto out_val;
+ break;
+ }
+
return 0;
out_add:
free(key);
out_key:
free(val);
out_val:
- return -1;
+ return r;
+}
+
+#undef parse
+
+static int decfile_parse(struct rnet_decfile *decfile)
+{
+ char *buffer = NULL;
+ size_t len = 0;
+ int r;
+ while ((r = getline(&buffer, &len, decfile->file)) > 0) {
+ r = append_line(decfile, buffer);
+ if (r) {
+ free(buffer);
+ goto out;
+ }
+ buffer = NULL;
+ len = 0;
+ }
+ if (!(r = decfile_parse_header(decfile)) && !(r = decfile_parse_file(decfile)))
+ return 0;
+out:
+ decfile_release_lines(decfile);
+ return r;
+}
+
+struct rnet_decfile * rnet_decfile_open(char *filename)
+{
+ struct rnet_decfile *decfile;
+ int r = -ENOMEM;
+ decfile = malloc(sizeof(*decfile));
+ if (!decfile)
+ return NULL;
+ decfile->header = pmhash_new();
+ if (!decfile->header)
+ goto out_header;
+ decfile->message = rnet_message_new();
+ if (!decfile->message)
+ goto out_message;
+ decfile->filename = strdup(filename);
+ if (!decfile->filename)
+ goto out_filename;
+ decfile->file = fopen(filename, "r");
+ if (!decfile->file)
+ goto out_file;
+ decfile->lines_len = 0;
+ decfile->lines = NULL;
+ if ((r = decfile_parse(decfile)))
+ goto out_parse;
+ return decfile;
+out_parse:
+ fclose(decfile->file);
+out_file:
+ free(decfile->filename);
+out_filename:
+ rnet_message_del(decfile->message);
+out_message:
+ pmhash_del(decfile->header);
+out_header:
+ free(decfile);
+ errno = -r;
+ return NULL;
+}
+
+void rnet_decfile_close(struct rnet_decfile *decfile)
+{
+ decfile_release_lines(decfile);
+ fclose(decfile->file);
+ free(decfile->filename);
+ free(decfile);
+}
+
+static char * get_header(struct rnet_decfile *decfile)
+{
+ int i;
+ for (i = 0; i < decfile->lines_len; i++) {
+ if (!strncmp(decfile->lines[i], "IRPF", 4)) {
+ return decfile->lines[i];
+ }
+ }
+ return NULL;
}
char *rnet_decfile_get_header_field(struct rnet_decfile *decfile, char *field)
{
size_t len;
struct rnet_message *msg = *message;
+ int growth;
if (!decfile_reg_is_dec(line))
return 0;
len = strlen(line);
if (len < 12)
return -EINVAL;
- if (msg->alen - msg->len < len) {
- if (rnet_message_expand(message, MAX(msg->len, len)))
+ growth = msg->len + len - 10 - msg->alen;
+ if (growth > 0) {
+ if (rnet_message_expand(message, growth))
return -ENOMEM;
msg = *message;
}
decfile->message->len);
return hash;
}
+
+char * rnet_decfile_get_header(struct rnet_decfile *decfile)
+{
+ return get_header(decfile);
+}