path: root/src/common/utils.c

#include <string.h>
#include "utils.h"
#include <stdio.h>

void dump (unsigned char *buffer, int num)
{
    int  icnt, jcnt;

    printf
        ("         Hex                                                  ASCII\n");
    printf
        ("         -----------------------------------------------      ----------------");

    for (icnt = 0; icnt < num; icnt += 16)
    {
        printf ("\n%p ", &buffer[icnt]);
        for (jcnt = icnt; jcnt < icnt + 16; ++jcnt)
        {
            if (jcnt < num)
            {
                printf ("%02hX ", buffer[jcnt]);
            }
            else
                printf ("   ");
        }

        printf ("  |  ");

        for (jcnt = icnt; jcnt < icnt + 16; ++jcnt)
        {
            if (jcnt < num)
            {
                if (buffer[jcnt] > 31 && buffer[jcnt] < 127)
                    printf ("%c", buffer[jcnt]);
                else
                    printf (".");
            }
            else
                printf (" ");
        }
    }
    printf ("\n");
}

#ifdef LCCWIN32
char *rindex (char *str, char c)
{
    char *sptr;

    sptr = str;
    while (*sptr)
        ++sptr;
    if (c == '\0')
        return (sptr);
    while (str != sptr)
        if (*sptr-- == c)
            return (++sptr);
    return (NULL);
}

int strcasecmp (const char *arg1, const char *arg2)
{
    int  chk, i;

    if (arg1 == NULL || arg2 == NULL)
    {
        printf ("SYSERR: str_cmp() passed a NULL pointer, %p or %p.\n", arg1,
                arg2);
        return (0);
    }

    for (i = 0; arg1[i] || arg2[i]; i++)
        if ((chk = LOWER (arg1[i]) - LOWER (arg2[i])) != 0)
            return (chk);       /* not equal */

    return (0);
}

int strncasecmp (const char *arg1, const char *arg2, int n)
{
    int  chk, i;

    if (arg1 == NULL || arg2 == NULL)
    {
        printf ("SYSERR: strn_cmp() passed a NULL pointer, %p or %p.\n", arg1,
                arg2);
        return (0);
    }

    for (i = 0; (arg1[i] || arg2[i]) && (n > 0); i++, n--)
        if ((chk = LOWER (arg1[i]) - LOWER (arg2[i])) != 0)
            return (chk);       /* not equal */

    return (0);
}

void str_upper (char *name)
{

    int  len = strlen (name);
    while (len--)
    {
        if (*name >= 'a' && *name <= 'z')
            *name -= ('a' - 'A');
        name++;
    }
}

void str_lower (char *name)
{
    int  len = strlen (name);

    while (len--)
    {
        if (*name >= 'A' && *name <= 'Z')
            *name += ('a' - 'A');
        name++;
    }
}

#endif