view src/aci2/mfw/mfw_str.c @ 581:a0a45c5eb3ef

gsmcomp.c: bumping trace partition size to 220 like in gprscomp.c This change is safe in terms of RAM usage because all of these partition pools have already been moved from XRAM to IRAM earlier, and our IRAM usage in VO configs is currently quite low - the one near the limit is XRAM on C11x.
author Mychaela Falconia <falcon@freecalypso.org>
date Tue, 29 Jan 2019 03:52:49 +0000
parents 93999a60b835
children
line wrap: on
line source

/*
+--------------------------------------------------------------------+
| PROJECT: MMI-Framework (8417)         $Workfile:: mfw_str.c       $|
| $Author:: Es  $ CONDAT GmbH           $Revision:: 1               $|
| CREATED: 03.08.00                     $Modtime:: 03.08.00 18:57   $|
| STATE  : code                                                      |
+--------------------------------------------------------------------+

   MODULE  : MFW_STR

   PURPOSE : string handling functions

   EXPORT  :

   TO DO   :

   $History:: mfw_str.c                                             $
*/

#define ENTITY_MFW

#if defined (NEW_FRAME)

#include "typedefs.h"
#include "vsi.h"
#include "custom.h"
#include "gsm.h"

#else

#include "STDDEFS.H"
#include "custom.h"
#include "gsm.h"
#include "vsi.h"

#endif

#include "mfw_mfw.h"
#include "mfw_sys.h"
#include "mfw_str.h"



/*
+--------------------------------------------------------------------+
| PROJECT : MMI-Framework (8417)        MODULE  : MFW_STR            |
| STATE   : code                        ROUTINE : mfwStrChr          |
+--------------------------------------------------------------------+

  PURPOSE : find first occurence of char in string

*/

MfwChar* mfwStrChr (MfwChar* p, int c)
{
    while (*p && *p != c)
        p++;

    return (*p) ? p : 0;
}


/*
+--------------------------------------------------------------------+
| PROJECT : MMI-Framework (8417)        MODULE  : MFW_STR            |
| STATE   : code                        ROUTINE : mfwStrLen          |
+--------------------------------------------------------------------+

  PURPOSE : compute length of string

*/

int mfwStrLen (MfwChar *s)
{
    int i = 0;

    while (*s++)
        i++;
        
    return i;
}


/*
+--------------------------------------------------------------------+
| PROJECT : MMI-Framework (8417)        MODULE  : MFW_STR            |
| STATE   : code                        ROUTINE : mfwStrSiz          |
+--------------------------------------------------------------------+

  PURPOSE : get length of counted string

*/

int mfwStrSiz (MfwStr *s)
{
#ifdef MFW_COUNTED_STRINGS
    return s->len;
#else
    return mfwStrLen(s);
#endif
}


/*
+--------------------------------------------------------------------+
| PROJECT : MMI-Framework (8417)        MODULE  : MFW_STR            |
| STATE   : code                        ROUTINE : mfwStrAt           |
+--------------------------------------------------------------------+

  PURPOSE : get substring of counted string

*/

MfwChar* mfwStrAt (MfwStr *s, int off)
{
#ifdef MFW_COUNTED_STRINGS
    return s->s+off;
#else
    return s+off;
#endif
}


/*
+--------------------------------------------------------------------+
| PROJECT : MMI-Framework (8417)        MODULE  : MFW_STR            |
| STATE   : code                        ROUTINE : mfwStrCut          |
+--------------------------------------------------------------------+

  PURPOSE : cut off (shorten) counted string

*/

MfwChar* mfwStrCut (MfwStr* s, int n)
{
#ifdef MFW_COUNTED_STRINGS
    s->len-=n;
    s->s[s->len]=0;
    return s->s;
#else
    s[mfwStrLen(s)-n] = 0;
    return s;
#endif
}


/*
+--------------------------------------------------------------------+
| PROJECT : MMI-Framework (8417)        MODULE  : MFW_STR            |
| STATE   : code                        ROUTINE : mfwStrMov          |
+--------------------------------------------------------------------+

  PURPOSE : move (copy) a string into a counted string (override)

*/

MfwChar* mfwStrMov (MfwStr* d, int o, MfwChar* s)
{
#ifdef MFW_COUNTED_STRINGS
    int i = mfwStrLen(s);
    memcpy(d->s+o,s,i*sizeof(MfwChar));
    d->len = i + o;
    d->s[o+i] = 0;
    return d->s;
#else
    int i = mfwStrLen(s);
    memcpy(d+o,s,i*sizeof(MfwChar));
    d[o+i] = 0;
    return d;
#endif
}


/*
+--------------------------------------------------------------------+
| PROJECT : MMI-Framework (8417)        MODULE  : MFW_STR            |
| STATE   : code                        ROUTINE : mfwStrIns          |
+--------------------------------------------------------------------+

  PURPOSE : insert (copy) a string into a counted string (expand)

*/

MfwChar* mfwStrIns (MfwStr* d, int o, MfwChar* s)
{
#ifdef MFW_COUNTED_STRINGS
    int i = mfwStrLen(s);
    memmove(d->s+o+i,d->s+o,(mfwStrSiz(d)-o)*sizeof(MfwChar));
    memmove(d->s+o,s,i*sizeof(MfwChar));
    d->len += i;
    return d->s;
#else
    int i = mfwStrLen(s);
    memmove(d+o+i,d+o,(mfwStrSiz(d)-o)*sizeof(MfwChar));
    memmove(d+o,s,i*sizeof(MfwChar));
    return d;
#endif
}


/*
+--------------------------------------------------------------------+
| PROJECT : MMI-Framework (8417)        MODULE  : MFW_STR            |
| STATE   : code                        ROUTINE : mfwStrApp          |
+--------------------------------------------------------------------+

  PURPOSE : append string to counted string

*/

MfwChar* mfwStrApp (MfwStr* s, MfwChar* c)
{
    return mfwStrMov(s,mfwStrSiz(s),c);
}


/*
+--------------------------------------------------------------------+
| PROJECT : MMI-Framework (8417)        MODULE  : MFW_STR            |
| STATE   : code                        ROUTINE : mfwStrRChr         |
+--------------------------------------------------------------------+

  PURPOSE : find last occurence of char in string

*/

MfwChar* mfwStrRChr (MfwChar* p, int c)
{
    int i = mfwStrLen(p);
    
    while (i && p[i-1] != c)
        i--;

    return (i) ? p + i - 1 : 0;
}