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/*
* test.c - general libcharset test/demo program which converts
* between two arbitrary charsets.
*/
#include <stdio.h>
#include <string.h>
#include "charset.h"
#define lenof(x) ( sizeof((x)) / sizeof(*(x)) )
int main(int argc, char **argv)
{
int srcset, dstset;
charset_state instate = CHARSET_INIT_STATE;
charset_state outstate = CHARSET_INIT_STATE;
char inbuf[256], outbuf[256];
wchar_t midbuf[256];
const char *inptr;
const wchar_t *midptr;
int rdret, inlen, midlen, inret, midret;
if (argc != 3) {
fprintf(stderr, "usage: convcs <charset> <charset>\n");
return 1;
}
srcset = charset_from_localenc(argv[1]);
if (srcset == CS_NONE) {
fprintf(stderr, "unknown source charset '%s'\n", argv[1]);
return 1;
}
dstset = charset_from_localenc(argv[2]);
if (dstset == CS_NONE) {
fprintf(stderr, "unknown destination charset '%s'\n", argv[2]);
return 1;
}
while (1) {
rdret = (int)fread(inbuf, 1, sizeof(inbuf), stdin);
if (rdret <= 0)
break; /* EOF */
inlen = rdret;
inptr = inbuf;
while ( (inret = charset_to_unicode(&inptr, &inlen, midbuf,
lenof(midbuf), srcset,
&instate, NULL, 0)) > 0) {
midlen = inret;
midptr = midbuf;
while ( (midret = charset_from_unicode(&midptr, &midlen, outbuf,
lenof(outbuf), dstset,
&outstate, NULL)) > 0) {
fwrite(outbuf, 1, midret, stdout);
}
}
}
/*
* Reset encoding state.
*/
while ( (midret = charset_from_unicode(NULL, NULL, outbuf,
lenof(outbuf), dstset,
&outstate, NULL)) > 0) {
fwrite(outbuf, 1, midret, stdout);
}
return 0;
}
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