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autoadjust_table.c
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autoadjust_table.c
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/*
*
* @Component OMAPCONF
* @Filename autoadjust_table.c
* @Description Table which element size automatically adapts
* with input strings length
* @Author Patrick Titiano (p-titiano@ti.com)
* @Date 2010
* @Copyright Texas Instruments Incorporated
*
*
* Copyright (C) 2010 Texas Instruments Incorporated - http://www.ti.com/
*
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the
* distribution.
*
* Neither the name of Texas Instruments Incorporated nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
*/
#include <autoadjust_table.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
/* #define AUTOADJUST_TABLE_DEBUG */
#ifdef AUTOADJUST_TABLE_DEBUG
#define dprintf(format, ...) printf(format, ## __VA_ARGS__)
#else
#define dprintf(format, ...)
#endif
/* ------------------------------------------------------------------------*//**
* @FUNCTION autoadjust_table_fprint
* @BRIEF print elements into a table which size automatically
* adjusts.
* @RETURNS 0 in case of success
* -1 in case of incorrect pointer
* -2 in case of memory allocation error
* -3 one element of the table is longer than
* TABLE_MAX_ELT_LEN
* @param[in,out] stream: output file
* @param[in] table: elements to be printed
* format: table[row][col][string]
* @param[in] row_nbr: number of rows
* @param[in] col_nbr: number of columns
* @DESCRIPTION print elements into a table which size automatically
* adjusts. The printed table looks like this:
* |------------------------------------------------------------------|
* | elements[0][0] | elements[0][1] | elements[0][col-1] |
* |------------------------------------------------------------------|
* | elements[1][0] | elements[1][1] | elements[1][col-1] |
* | elements[2][0] | elements[2][1] | elements[2][col-1] |
* | elements[row-1][0] | elements[row-1][1] | elements[row-1][col-1] |
* |------------------------------------------------------------------|
*//*------------------------------------------------------------------------ */
int autoadjust_table_fprint(FILE *stream,
char table[TABLE_MAX_ROW][TABLE_MAX_COL][TABLE_MAX_ELT_LEN],
unsigned int row_nbr, unsigned int col_nbr)
{
unsigned int total_dash_nbr = 0;
unsigned int total_width = 0;
char *dash_line;
char *line;
unsigned int col, row;
unsigned int tmp;
unsigned int max_elt_size[TABLE_MAX_COL];
unsigned int strln;
if (stream == NULL) {
printf("autoadjust_table_fprint() error: stream == NULL!\n");
return -1;
}
if (table == NULL) {
printf("autoadjust_table_fprint() error: table == NULL!\n");
return -1;
}
if (row_nbr > TABLE_MAX_ROW) {
printf("autoadjust_table_fprint() error: row_nbr (%d) > "
"TABLE_MAX_ROW (%d)!\n", row_nbr, TABLE_MAX_ROW);
return -1;
}
if (col_nbr > TABLE_MAX_COL) {
printf("autoadjust_table_fprint() error: col_nbr (%d) > "
"TABLE_MAX_COL (%d)!\n", col_nbr, TABLE_MAX_COL);
return -1;
}
#ifdef AUTOADJUST_TABLE_DEBUG
dprintf("row_nbr = %d, col_nbr = %d\n", row_nbr, col_nbr);
for (row = 0; row < row_nbr; row++) {
for (col = 0; col < col_nbr; col++)
dprintf("element[%d][%d] = %s\n",
row, col, table[row][col]);
}
#endif
/* compute width of each column of the table */
for (col = 0; col < col_nbr; col++)
max_elt_size[col] = 0;
for (row = 0; row < row_nbr; row++) {
tmp = 0;
/* Get total length of strings in this line */
for (col = 0; col < col_nbr; col++) {
strln = strlen(table[row][col]);
if (strln > TABLE_MAX_ELT_LEN) {
printf("%s(): WARNING: \"%s\" size (%u) > "
"TABLE_MAX_ELT_LEN (%u)!\n",
__func__, table[row][col],
strln, TABLE_MAX_ELT_LEN);
strln = TABLE_MAX_ELT_LEN;
}
if (strln > max_elt_size[col]) {
max_elt_size[col] = strln;
dprintf("new max_elt_size[%d] = %d\n",
col, max_elt_size[col]);
}
}
}
/* Compute the total width of the table, and allocate memory for it */
for (col = 0; col < col_nbr; col++)
total_width += max_elt_size[col];
/* Add number of '|' separators per line */
total_width += (col_nbr + 1);
/* Add number of space character separators (2 per element) */
total_width += col_nbr * 2;
dprintf("total_width = %d\n", total_width);
line = malloc(sizeof(char) * (total_width + 1));
if (line == NULL) {
printf("autoadjust_table_fprint(): line malloc error!\n");
return -2;
}
line[0] = '\0';
line[total_width] = '\0';
/*
* Compute the total number of dash characters,
* used to delimit the table, and allocate memory for it
*/
total_dash_nbr = total_width - 2;
dash_line = malloc(sizeof(char) * (total_width + 1));
dprintf("total_dash_nbr = %d\n", total_dash_nbr);
if (dash_line == NULL) {
printf("autoadjust_table_fprint(): dash_line malloc error!\n");
return -2;
}
dash_line[0] = '\0';
dash_line[total_width] = '\0';
dprintf("total_dash_nbr=%d\n", total_dash_nbr);
dprintf("total_width=%d\n", total_width);
/* Print table */
dash_line[0] = '|';
memset(dash_line + sizeof(char), '-', total_dash_nbr);
dash_line[total_dash_nbr + 1] = '|';
fprintf(stream, "%s\n", dash_line);
for (row = 0; row < row_nbr; row++) {
strcpy(line, "|");
for (col = 0; col < col_nbr; col++) {
strcat(line, " ");
strncat(line, table[row][col], TABLE_MAX_ELT_LEN);
if (strlen(table[row][col]) != TABLE_MAX_ELT_LEN) {
for (tmp = strlen(table[row][col]);
tmp < max_elt_size[col]; tmp++)
strcat(line, " ");
}
strcat(line, " |");
}
fprintf(stream, "%s\n", line);
if (row == 0)
fprintf(stream, "%s\n", dash_line);
}
fprintf(stream, "%s\n\n", dash_line);
free(dash_line);
free(line);
return 0;
}
/* ------------------------------------------------------------------------*//**
* @FUNCTION autoadjust_table_print
* @BRIEF print to console elements into a table which size
* automatically adjusts.
* @RETURNS 0 in case of success
* -1 in case of incorrect pointer
* -2 in case of memory allocation error
* -3 one element of the table is longer than
* TABLE_MAX_ELT_LEN
* @param[in] table: elements to be printed
* format: table[row][col][string]
* @param[in] row_nbr: number of rows
* @param[in] col_nbr: number of columns
* @DESCRIPTION print to console elements into a table which size
* automatically adjusts. The printed table is like this:
* |------------------------------------------------------------------|
* | elements[0][0] | elements[0][1] | elements[0][col-1] |
* |------------------------------------------------------------------|
* | elements[1][0] | elements[1][1] | elements[1][col-1] |
* | elements[2][0] | elements[2][1] | elements[2][col-1] |
* | elements[row-1][0] | elements[row-1][1] | elements[row-1][col-1] |
* |------------------------------------------------------------------|
*//*------------------------------------------------------------------------ */
int autoadjust_table_print(
char table[TABLE_MAX_ROW][TABLE_MAX_COL][TABLE_MAX_ELT_LEN],
unsigned int row_nbr, unsigned int col_nbr)
{
return autoadjust_table_fprint(stdout, table, row_nbr, col_nbr);
}
/* ------------------------------------------------------------------------*//**
* @FUNCTION autoadjust_table_strncpy
* @BRIEF copy string into table element, making sure it can fit.
* @RETURNS 0 in case of success
* -1 in case of incorrect argument(s)
* -3 one element of the table longer than
* TABLE_MAX_ELT_LEN
* @param[in,out] table: elements to be printed
* format: table[row][col][string]
* @param[in] row: number of rows
* @param[in] col: number of columns
* @param[in] s: string to copy
* @DESCRIPTION copy string into table element, making sure it can fit.
*//*------------------------------------------------------------------------ */
int autoadjust_table_strncpy(
char table[TABLE_MAX_ROW][TABLE_MAX_COL][TABLE_MAX_ELT_LEN],
unsigned int row, unsigned int col, char s[TABLE_MAX_ELT_LEN])
{
if (table == NULL) {
fprintf(stderr, "%s(): table == NULL!!!\n", __func__);
return -1;
}
if (s == NULL) {
fprintf(stderr, "%s(): s == NULL!!!\n", __func__);
return -1;
}
if (row >= TABLE_MAX_ROW) {
fprintf(stderr, "%s(): row (%u) >= TABLE_MAX_ROW (%u)\n",
__func__, row, TABLE_MAX_ROW);
return -1;
}
if (col >= TABLE_MAX_COL) {
fprintf(stderr, "%s(): col (%u) >= TABLE_MAX_COL (%u)\n",
__func__, col, TABLE_MAX_COL);
return -1;
}
if (strlen(s) >= TABLE_MAX_ELT_LEN) {
fprintf(stderr, "%s(): "
"strlen(%s)=%u >= TABLE_MAX_ELT_LEN (%u)!\n", __func__,
s, strlen(s), TABLE_MAX_ELT_LEN);
return -3;
}
strncpy(table[row][col], s, TABLE_MAX_ELT_LEN);
return 0;
}
/* ------------------------------------------------------------------------*//**
* @FUNCTION autoadjust_table_init
* @BRIEF fill table with empty strings
* @RETURNS 0 in case of success
* -1 in case of incorrect pointer
* @param[in,out] table: table to fill with empty strings
* @DESCRIPTION fill table with empty strings, so that user does not
* need to fill empty cell(s).
*//*------------------------------------------------------------------------ */
int autoadjust_table_init(
char table[TABLE_MAX_ROW][TABLE_MAX_COL][TABLE_MAX_ELT_LEN])
{
unsigned int col, row;
if (table == NULL) {
printf("autoadjust_table_init() error: table == NULL!\n");
return -1;
}
for (row = 0; row < TABLE_MAX_ROW; row++)
for (col = 0; col < TABLE_MAX_COL; col++)
table[row][col][0] = '\0';
return 0;
}