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/* Iconv stubs */
#include <errno.h>
#include <sys/errno.h>
#include "swis.h"
#include "errors.h" /* for error numbers */
#include "header.h" /* for SWI numbers */
#include "iconv.h"
iconv_t iconv_open(const char *tocode, const char *fromcode)
{
iconv_t ret;
_kernel_oserror *error;
error = _swix(Iconv_Open, _INR(0,1) | _OUT(0), tocode, fromcode, &ret);
if (error) {
switch (error->errnum) {
case ICONV_NOMEM:
errno = ENOMEM;
break;
case ICONV_INVAL:
errno = EINVAL;
break;
case ICONV_2BIG:
errno = E2BIG;
break;
case ICONV_ILSEQ:
errno = EILSEQ;
break;
default:
errno = EINVAL; /* munge BAD_SWI to EINVAL */
break;
}
return (iconv_t)(-1);
}
return ret;
}
size_t iconv(iconv_t cd, char **inbuf, size_t *inbytesleft, char **outbuf,
size_t *outbytesleft)
{
size_t ret;
_kernel_oserror *error;
error = _swix(Iconv_Iconv, _INR(0,4) | _OUT(0), cd, inbuf, inbytesleft, outbuf, outbytesleft, &ret);
if (error) {
switch (error->errnum) {
case ICONV_NOMEM:
errno = ENOMEM;
break;
case ICONV_INVAL:
errno = EINVAL;
break;
case ICONV_2BIG:
errno = E2BIG;
break;
case ICONV_ILSEQ:
errno = EILSEQ;
break;
default:
errno = EINVAL; /* munge BAD_SWI to EINVAL */
break;
}
return (size_t)(-1);
}
return ret;
}
int iconv_close(iconv_t cd)
{
int ret;
_kernel_oserror *error;
error = _swix(Iconv_Close, _IN(0) | _OUT(0), cd, &ret);
if (error) {
switch (error->errnum) {
case ICONV_NOMEM:
errno = ENOMEM;
break;
case ICONV_INVAL:
errno = EINVAL;
break;
case ICONV_2BIG:
errno = E2BIG;
break;
case ICONV_ILSEQ:
errno = EILSEQ;
break;
default:
errno = EINVAL; /* munge BAD_SWI to EINVAL */
break;
}
return -1;
}
return ret;
}
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