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write.c
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write.c
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/*
* write.c
*
* Created on: 25 дек. 2017 г.
* Author: Иван
*/
#include "defines.h"
#include "write.h"
#include <sys/types.h>
#include <sys/stat.h>
int get_alignment_s(all_structs_t *all_s, int ns, int *max_a, int config_a)
{
size_t sz;
int i, nf;
for (nf = all_s->s[ns].first_field; nf < all_s->s[ns].first_field + all_s->s[ns].nfields; nf++)
{
for (i = 0; i < ns; i++)
{
if (!strcmp(all_s->buf + all_s->f[nf].sm_type, all_s->buf + all_s->s[i].sm_name))
{
all_s->f[nf].sm_type_std = all_s->s[i].sm_name_std;
sz = all_s->s[i].size;
break;
}
}
if (sz == 0)
{
fprintf(stderr, "ОШИБКА! Найден неизвестный тип '%s' в структуре '%s' из файла [%s] \n",
all_s->buf + all_s->f[nf].sm_type, all_s->buf + all_s->s[i].sm_name, all_s->buf + all_s->s[i].sm_filepath);
exit(1);
}
if (i < all_s->c_std_types)
{
if (*max_a < sz)
{
if (sz > config_a)
*max_a = config_a;
else
*max_a = sz;
}
}
else
{
// структура
get_alignment_s(all_s, i, max_a, config_a);
}
}
return 0;
}
int get_size_and_sm_struct(FILE *fp, all_structs_t *all_s, size_t *total_sz, int ns, int max_a, int depth)
{
int nf, i, ni;
size_t sz;
int count, od;
char txt_tab[1024];
static char txt_name[1024];
sprintf(txt_tab, "\t");
for (i = 0; i < depth; i++)
strcat(txt_tab, "\t");
if (depth == 0)
fprintf(fp, "typedef struct\n{\n");
for (nf = all_s->s[ns].first_field; nf < all_s->s[ns].first_field + all_s->s[ns].nfields; nf++)
{
sz = 0;
for (i = 0; i < all_s->c_structs; i++)
{
if (all_s->s[i].size != 0)
{
if (!strcmp(all_s->buf + all_s->f[nf].sm_type, all_s->buf + all_s->s[i].sm_name))
{
all_s->f[nf].sm_type_std = all_s->s[i].sm_name_std;
sz = all_s->s[i].size;
break;
}
}
}
if (sz == 0)
{
fprintf(stderr, "ОШИБКА! Найден неизвестный тип '%s' в структуре '%s' из файла [%s] \n",
all_s->buf + all_s->f[nf].sm_type, all_s->buf + all_s->s[ns].sm_name, all_s->buf + all_s->s[ns].sm_filepath);
exit(1);
}
// цикл по индексам если они есть
count = 1;
for (ni = all_s->f[nf].m_index; ni < all_s->f[nf].m_index + all_s->f[nf].m_index_count; ni++)
count *= all_s->idx[ni];
if (max_a == 1)
{
// без выравнивания
if (sz > 1)
{
for (ni = 0; ni < count; ni++)
{
if (count > 1)
sprintf(txt_name, "%s[%d];", all_s->buf + all_s->f[nf].sm_name, ni);
else
sprintf(txt_name, "%s;", all_s->buf + all_s->f[nf].sm_name);
fprintf(fp, "\t%-10d %s %-30s %-30s \\\\ %s\n", *total_sz, txt_tab, all_s->buf + all_s->f[nf].sm_type, txt_name, all_s->buf + all_s->f[nf].sm_comment);
*total_sz += sz;
}
}
else
{
sprintf(txt_name, "%s[%d];", all_s->buf + all_s->f[nf].sm_name, count);
fprintf(fp, "\t%-10d %s %-30s %-30s \\\\ %s\n", *total_sz, txt_tab, all_s->buf + all_s->f[nf].sm_type, txt_name, all_s->buf + all_s->f[nf].sm_comment);
*total_sz += sz * count;
}
}
else
{
if (i < all_s->c_std_types)
{
if (sz > 1)
{
for (ni = 0; ni < count; ni++)
{
od = *total_sz % max_a;
if ((*total_sz > 0) && (od != 0) && (sz > 1))
{
if ((sz == 2) && ((*total_sz % 2) == 1))
{
*total_sz = *total_sz + 1;
}
else
{
if (((sz == 4) && (max_a == 8)) && (*total_sz % 4 == 0))
{
//printf("%-30s\n", all_s->buf + all_s->s[ns].sm_name);
}
else
*total_sz += max_a - od;
}
}
if (count > 1)
sprintf(txt_name, "%s[%d];", all_s->buf + all_s->f[nf].sm_name, ni);
else
sprintf(txt_name, "%s;", all_s->buf + all_s->f[nf].sm_name);
fprintf(fp, "\t%-10d %s %-30s %-30s \\\\ %s\n", *total_sz, txt_tab, all_s->buf + all_s->f[nf].sm_type, txt_name, all_s->buf + all_s->f[nf].sm_comment);
*total_sz += sz;
}
}
else
{
od = *total_sz % max_a;
if ((*total_sz > 0) && (od != 0) && (sz > 1))
{
if ((sz == 2) && ((*total_sz % 2) == 1))
{
*total_sz = *total_sz + 1;
}
else
{
if (((sz == 4) && (max_a == 8)) && (*total_sz % 4 == 0))
{
//printf("%-30s\n", all_s->buf + all_s->s[ns].sm_name);
}
else
*total_sz += max_a - od;
}
}
sprintf(txt_name, "%s[%d];", all_s->buf + all_s->f[nf].sm_name, count);
fprintf(fp, "\t%-10d %s %-30s %-30s \\\\ %s\n", *total_sz, txt_tab, all_s->buf + all_s->f[nf].sm_type, txt_name, all_s->buf + all_s->f[nf].sm_comment);
*total_sz += sz * count;
}
}
else
{
// структура
for (ni = 0; ni < count; ni++)
{
od = *total_sz % max_a;
if ((*total_sz > 0) && (od != 0))
*total_sz += max_a - od;
if (count > 1)
sprintf(txt_name, "%s[%d];", all_s->buf + all_s->f[nf].sm_name, ni);
else
sprintf(txt_name, "%s;", all_s->buf + all_s->f[nf].sm_name);
fprintf(fp, "\t%-10d %s %-30s %-30s \\\\ %s\n", *total_sz, txt_tab, all_s->buf + all_s->f[nf].sm_type, txt_name, all_s->buf + all_s->f[nf].sm_comment);
get_size_and_sm_struct(fp, all_s, total_sz, i, max_a, depth + 1);
}
}
}
}
if (max_a > 1)
*total_sz += *total_sz % max_a;
all_s->s[ns].size = *total_sz;
if (depth == 0)
{
//printf("%d\n", all_s->s[ns].size);
fprintf(fp, "}%s; %d \\\\ %d \\\\ %s \n\n", all_s->buf + all_s->s[ns].sm_name, max_a, all_s->s[ns].size, all_s->buf + all_s->s[ns].sm_comment);
}
return 0;
}
int get_size_and_sm(config_t *c, all_structs_t *all_s)
{
int ns, max_a;
size_t total_sz;
FILE *fp;
if (!(fp = fopen(c->file_paths.par, "wt")))
error_open_file(c->file_paths.par);
for (ns = 0; ns < all_s->c_structs; ns++)
{
if (all_s->s[ns].size != 0)
continue;
max_a = 1;
total_sz = 0;
if (c->alignment != 0)
get_alignment_s(all_s, ns, &max_a, c->alignment);
get_size_and_sm_struct(fp, all_s, &total_sz, ns, max_a, 0);
}
fclose(fp);
return 0;
}
int write_bdtypes(config_t *c, all_structs_t *all_s, all_types_t *all_t)
{
FILE *read_types;
FILE *bd_types;
int ns, num, count, id;
static char write_str[MAX_STR_SIZE];
static char name[128];
int i, write_t;
int ret;
memset(all_t, 0, sizeof(all_types_t));
/*открываем STRUCT_PATH на чтение и BDTYPE_PATH на запись*/
if (!(read_types = fopen(c->file_paths.structn, "rt")))
error_open_file(c->file_paths.structn);
if (!(bd_types = fopen(c->file_paths.bd_types, "w")))
error_open_file(c->file_paths.bd_types);
printf("Чтение файла [%s] и запись в [%s]\n", c->file_paths.structn, c->file_paths.bd_types);
// запись стандартных типов
for (ns = 0; ns < all_s->c_structs; ns++)
{
if (all_s->s[ns].nfields < 1)
{
all_t->t[all_t->count].sm_name = all_s->s[ns].sm_name;
all_t->t[all_t->count].num = all_s->s[ns].size;
all_t->t[all_t->count].id = all_s->s[ns].typeid;
write_t = 1;
for (i = 0; i < all_t->count; i++)
if (all_t->t[all_t->count].id == all_t->t[i].id)
write_t = 0;
if ((c->write_types == 1) && (write_t == 1))
{
sprintf(write_str, "%-20d %-6d\t%s",
all_t->t[all_t->count].id,
all_t->t[all_t->count].num,
all_s->buf + all_t->t[all_t->count].sm_name);
if (c->debug)
printf("%-80s OK\n", write_str);
strcat(write_str, "\n");
fwrite(write_str, 1, strlen(write_str), bd_types);
}
all_t->count++;
}
}
count = all_t->count;
// чтение файла
do
{
// считывание имени типа
fgets(write_str, MAX_STR_SIZE - 1, read_types);
if (strlen(write_str) < 2)
continue;
ret = sscanf(write_str, "%s %d %d", name, &num, &id);
if ((name[0] == '#') || (name == 0) || (ret != 3))
continue;
// поиск типа в структурах
for (ns = 0; ns < all_s->c_structs; ns++)
{
if (!strcmp(name, all_s->buf + all_s->s[ns].sm_name))
{
if (!id)
id = all_t->count + c->first_num_type - count;
if (num != 1)
sprintf(name, "%s[%d]", name, num);
sprintf(write_str, "%-20d %-6d\t%s",
id,
num * all_s->s[ns].size,
name);
if (c->debug)
printf("%-80s OK\n", write_str);
strcat(write_str, "\n");
fwrite(write_str, 1, strlen(write_str), bd_types);
write_in_buf(&all_t->t[all_t->count].sm_name, name, all_s->buf, &all_s->len_buf);
all_t->t[all_t->count].num = num;
all_t->t[all_t->count].id = id;
break;
}
}
if (all_t->t[all_t->count].id == 0)
{
fprintf(stderr, "ОШИБКА! Структура %s не найдена\n", name);
exit(1);
}
all_t->count++;
} while (!feof(read_types));
fclose(read_types);
fclose(bd_types);
printf("OK\n\n");
return 0;
}
int chk_id(bd_data_t *bd, int id, char *file_path, FILE *fp)
{
int nid;
//проверка ид в массиве
for (nid = 0; nid < bd->count_id; nid++)
if (id == bd->array_id[nid])
{
printf("ОШИБКА! Повторяющийся id=%d\n", id);
fclose(fp);
//unlink(file_path);
exit(1);
}
bd->array_id[bd->count_id++] = id; // запись ид в массив
return 0;
}
int check_name_struct(all_structs_t *all_s, char *struct_name, int *n_struct)
{
int ns;
for (ns = 0; ns < all_s->c_structs; ns++)
{
if (!strcmp(all_s->buf + all_s->s[ns].sm_name, struct_name))
{
*n_struct = ns;
return 0;
}
}
return -1;
}
int check_struct_name_in_bdtypes(all_structs_t *all_s, all_types_t *all_t, char *name, int *type)
{
int nt;
for (nt = 0; nt < all_t->count; nt++)
{
if (!strcmp(all_s->buf + all_t->t[nt].sm_name, name))
{
*type = nt;
return 0;
}
}
return -1;
}
int get_type(all_structs_t *all_s, all_types_t *all_t, int nf, int *all_cycles, int num_index, char *typename)
{
int i, si, ci, ei;
static char idx[16];
int ret;
int nt;
nt = -1;
sprintf(typename, "%s", all_s->buf + all_s->f[nf].sm_type);
si = all_s->f[nf].m_index;
ci = all_s->f[nf].m_index_count;
ei = si + ci;
for (i = si + num_index; i < ei; i++)
{
sprintf(idx, "[%d]", all_s->idx[i]);
strcat(typename, idx);
if (num_index == 0)
*all_cycles = *all_cycles * all_s->idx[i];
}
if (num_index > 0)
{
*all_cycles = 1;
for (i = si; i < ei - ci + num_index; i++)
{
*all_cycles = *all_cycles * all_s->idx[i];
}
}
ret = check_struct_name_in_bdtypes(all_s, all_t, typename, &nt);
if (ret < 0)
{
if (si + num_index < ei)
{
sprintf(typename, "%s[%d]", all_s->buf + all_s->f[nf].sm_type, *all_cycles);
ret = check_struct_name_in_bdtypes(all_s, all_t, typename, &nt);
}
if (ret < 0)
{
if (ci == num_index)
return nt;
if (ci > num_index)
nt = get_type(all_s, all_t, nf, all_cycles, ++num_index, typename);
}
}
if ((num_index == 0) && (ret == 0))
*all_cycles = 1;
return nt;
}
int write_bdcreate(config_t *c, all_structs_t *all_s, all_types_t *all_t, bd_data_t *bd, int state, int nt, int nf, char *name)
{
FILE *fp;
char file_path[1024];
char table_name[256];
char str[1024];
if (bd->rv.type_bd == 1)
{
if (bd->depth == 0)
sprintf(table_name, "%s", bd->rv.prefix);
else
{
sprintf(table_name, "%s_%s", bd->rv.prefix, all_s->buf + all_s->f[bd->di[bd->depth].nf].sm_name);
}
if (state != END)
{
sprintf(file_path, "%sCreateBD.%d.tmp", TMP_PATH, bd->depth);
// откритие файла на запись
if (!(fp = fopen(file_path, "a")))
{
fprintf(stderr, "Ошибка при создинии временного файла [%s]\n", file_path);
exit(1);
}
fseek(fp, 0, SEEK_END);
}
switch (state)
{
case START_QUERY:
// начальная запись в файл
fprintf(fp, "CREATE SEQUENCE %s_id;\n"
"CREATE TABLE %s (\n"
"id integer PRIMARY KEY DEFAULT nextval('%s_id'),\n"
"%-12s\t%s,\n"
"%-12s\t%s",
table_name, table_name, table_name, "date_time", "timestamp", "n", "integer");
break;
case IN_QUERY:
{
static char varname[256];
int ns, ni;
if (all_t->t[nt].id >= 1000000)
fprintf(fp, ",\n%-12s\t%s", all_s->buf + all_s->f[nf].sm_name, "text");
else if ((all_t->t[nt].id >= 100000) || (nt < all_s->c_std_types))
{
// как массив
check_name_struct(all_s, all_s->buf + all_s->f[nf].sm_type, &ns);
sprintf(varname, all_s->buf + all_s->s[ns].sm_type_bd);
for (ni = all_s->f[nf].m_index; ni < all_s->f[nf].m_index + all_s->f[nf].m_index_count; ni++)
{
char idx[32];
sprintf(idx, "[%d]", all_s->idx[ni]);
strcat(varname, idx);
}
fprintf(fp, ",\n%-12s\t%s", all_s->buf + all_s->f[nf].sm_name, varname);
}
else
// как bytea
fprintf(fp, ",\n%-12s\t%s", name, "bytea");
break;
}
case END_QUERY:
{
fprintf(fp, "\n);\n\n");
fclose(fp);
// откритие файла на запись
if (!(fp = fopen(c->file_paths.bd_drop, "a")))
{
fprintf(stderr, "Ошибка при создинии файла [%s]\n", c->file_paths.bd_drop);
exit(1);
}
fprintf(fp, "DROP TABLE %s;\n", table_name);
fprintf(fp, "DROP SEQUENCE %s_id;\n", table_name);
break;
}
case END:
{
FILE *bdcreate;
if (!(bdcreate = fopen(c->file_paths.bd_create, "at")))
{
fprintf(stderr, "ОШИБКА! Файл [%s] не создался\n", c->file_paths.bd_create);
exit(1);
}
for (; bd->max_depth >= 0; bd->max_depth--)
{
sprintf(file_path, "%sCreateBD.%d.tmp", TMP_PATH, bd->max_depth);
if ((fp = fopen(file_path, "r")))
{
while (!feof(fp))
{
fgets(str, MAX_STR_SIZE - 1, fp);
if (feof(fp))
break;
fprintf(bdcreate, "%s", str);
}
fclose(fp);
unlink(file_path);
}
else
{
//fprintf(stderr, "ОШИБКА! Невозможно прочитать временный файл [%s]\n", file_path);
//unlink(c->file_paths.bd_create);
//exit(1);
}
}
fclose(bdcreate);
break;
}
default:
break;
}
if (state != END)
fclose(fp);
}
return 0;
}
int write_struct_in_bd_data(config_t *c, all_structs_t *all_s, all_types_t *all_t, bd_data_t *bd, FILE *bddata)
{
int ns, nf, nt;
int i, j, all_cycles;
unsigned int id[MAX_COUNT_ID_STRUCT];
unsigned int count_id;
char typename[256];
char varname[256];
if (bd->max_depth < bd->depth)
bd->max_depth = bd->depth;
// проверка на максимально допустимый уровень рекурсии
if (bd->depth >= MAX_DEPTH_STRUCT)
{
fprintf(stderr, "Превышен допустимый уровень вложенности (MAX_DEPTH_STRUCT=%d)\n", MAX_DEPTH_STRUCT);
exit(1);
}
if (bd->depth == 0)
printf("Запись структуры %-40s", bd->rv.struct_name);
else if (bd->max_depth < bd->depth)
bd->max_depth = bd->depth;
ns = bd->di[bd->depth].ns;
count_id = 0;
write_bdcreate(c, all_s, all_t, bd, START_QUERY, -1, -1, "");
if ((check_struct_name_in_bdtypes(all_s, all_t, all_s->buf + all_s->s[ns].sm_name, &nt)) >= 0)
{
chk_id(bd, bd->rv.id, c->file_paths.bd_data, bddata);
fprintf(bddata, "%-10d %-6d %-5d %-25d %-20s %-15s %s\n",
bd->rv.id++,
all_t->t[nt].id,
bd->rv.type_bd,
0,
bd->rv.prefix,
bd->rv.table_name,
all_s->buf + all_s->s[ns].sm_comment);
write_bdcreate(c, all_s, all_t, bd, IN_QUERY, nt, all_s->c_fields, all_s->buf + all_s->s[ns].sm_name);
printf(" OK\n");
bd->cur_id = bd->rv.id;
return 0;
}
else
{
// запись первого ид (для записи этого ид в итоговой строке)
chk_id(bd, bd->rv.id, c->file_paths.bd_data, bddata);
bd->di[bd->depth].first_id = bd->rv.id++;
// цикл по полям структуры
for (nf = all_s->s[ns].first_field; nf < all_s->s[ns].first_field + all_s->s[ns].nfields; nf++)
{
all_cycles = 1;
nt = get_type(all_s, all_t, nf, &all_cycles, 0, typename);
check_name_struct(all_s, all_s->buf + all_s->f[nf].sm_type, &bd->di[bd->depth].ns);
if (nt > 0)
{
for (i = 0; i < all_cycles; i++)
{
if ((all_s->s[ns].nfields == 1) && (all_cycles == 1))
{
bd->rv.id--;
}
else
{
chk_id(bd, bd->rv.id, c->file_paths.bd_data, bddata);
id[count_id++] = bd->rv.id;
}
if (all_cycles == 1)
sprintf(varname, "%s", all_s->buf + all_s->f[nf].sm_name);
else
sprintf(varname, "%s%d", all_s->buf + all_s->f[nf].sm_name, i);
fprintf(bddata, "%-10d %-6d %-5d %-25d %-30s %-20s %-40s // %s\n",
bd->rv.id++,
all_t->t[nt].id,
bd->rv.type_bd,
0,
bd->rv.prefix,
varname,
typename,
all_s->buf + all_s->f[nf].sm_comment);
write_bdcreate(c, all_s, all_t, bd, IN_QUERY, nt, nf, varname);
}
}
else
{
if ((all_s->s[bd->di[bd->depth].ns].nfields > 0) && (all_t->t[nt].id < c->first_num_type))
{
for (i = 0; i < all_cycles; i++)
{
bd->depth++;
memset(&bd->di[bd->depth], 0, sizeof(depth_info_t));
bd->di[bd->depth].nf = nf;
bd->di[bd->depth].ns = bd->di[bd->depth - 1].ns;
write_struct_in_bd_data(c, all_s, all_t, bd, bddata);
id[count_id++] = bd->di[bd->depth + 1].first_id;
}
}
else
{
fprintf(stderr, "ОШИБКА! Структура '%s' не найдена в типах БД\n", all_s->buf + all_s->f[nf].sm_type);
fclose(bddata);
unlink(c->file_paths.bd_data);
exit(1);
}
}
}
}
if ((all_s->s[ns].nfields > 1) || (all_cycles > 1) || (bd->max_depth > bd->depth))
{
fprintf(bddata, "%-10d %-6d %-5d %-4d ", bd->di[bd->depth].first_id, 0, bd->rv.type_bd, count_id);
j = 0;
for (i = 0; i < count_id; i++)
{
fprintf(bddata, "%d ", id[i]);
if (!(++j % 10))
fprintf(bddata, "\n ");
}
}
write_bdcreate(c, all_s, all_t, bd, END_QUERY, -1, -1, "");
if (bd->depth == 0)
{
printf(" OK\n");
if (count_id > 0)
fprintf(bddata, "\t%s \t%s \t%s\n", bd->rv.prefix, bd->rv.table_name, all_s->buf + all_s->s[ns].sm_comment);
write_bdcreate(c, all_s, all_t, bd, END, -1, -1, "");
}
else
{
if (count_id > 0)
fprintf(bddata, "\t%s \t%s \t%s\n", bd->rv.prefix, all_s->buf + all_s->f[bd->di[bd->depth].nf].sm_name, all_s->buf + all_s->f[bd->di[bd->depth].nf].sm_comment);
bd->depth--;
}
bd->cur_id = bd->rv.id;
return 0;
}
int read_config_and_write_files(config_t *c, all_structs_t *all_s, all_types_t *all_t, FILE *cfg)
{
FILE *bddata;
static char str[MAX_STR_SIZE];
bd_data_t bd;
int ret;
static struct stat st;
memset(&bd, 0, sizeof(bd_data_t));
printf("Создание файла [%s]\n", c->file_paths.bd_data);
// открытие файла на запись
unlink(c->file_paths.bd_data);
if (!(bddata = fopen(c->file_paths.bd_data, "a")))
error_open_file(c->file_paths.bd_data);
unlink(c->file_paths.bd_create);
bd.cur_id = 0;
//считываем файл по строкам
while (!feof(cfg))
{
// считыванеи строки и проверка на конец файла
fgets(str, MAX_STR_SIZE - 1, cfg);
if (feof(cfg))
break;
trim(str); // удаление пробелов сначала и конца строки
// проверка строки на специальный символ
if (str[0] != c->symbol)
{
fprintf(bddata, "%s", str);
continue;
}
else
str[0] = ' ';
// считывание значений из строки
sscanf(str, "%d%d%s%s%s", &bd.rv.id, &bd.rv.type_bd, bd.rv.prefix, bd.rv.table_name, bd.rv.struct_name);
//проверка на нулевой ид
if (!bd.rv.id)
bd.rv.id = bd.cur_id;
//else
// chk_id(&bd, bd.rv.id, c->file_paths.bd_data);
memset(&bd.di[bd.depth], 0, sizeof(depth_info_t));
bd.max_depth = 0;
ret = check_name_struct(all_s, bd.rv.struct_name, &bd.di[bd.depth].ns);
if (ret == -1)
{
fprintf(stderr, "ОШИБКА! Структура '%s' не найдена\n", bd.rv.struct_name);
fclose(bddata);
unlink(c->file_paths.bd_data);
exit(1);
}
write_struct_in_bd_data(c, all_s, all_t, &bd, bddata);
}
fclose(bddata);
stat(c->file_paths.bd_create, &st);
if (st.st_size == 0)
unlink(c->file_paths.bd_create);
return 0;
}