#include <inttypes.h>
#include <stdio.h>
#include <parserutils/parserutils.h>
#include <parserutils/charset/utf8.h>
#include <parserutils/input/inputstream.h>
#include "utils/utils.h"
#include "testutils.h"
#ifdef __riscos
const char * const __dynamic_da_name = "InputStream";
int __dynamic_da_max_size = 128*1024*1024;
#endif
static void *myrealloc(void *ptr, size_t len, void *pw)
{
UNUSED(pw);
}
int main(int argc, char **argv)
{
parserutils_inputstream *stream;
FILE *fp;
size_t len;
#define CHUNK_SIZE (4096)
uint8_t buf[CHUNK_SIZE];
const uint8_t *c;
size_t clen;
if (argc != 2) {
printf("Usage: %s <filename>\n", argv
[0]);
return 1;
}
assert(parserutils_inputstream_create
("UTF-8", 1, NULL
,
myrealloc, NULL, &stream) == PARSERUTILS_OK);
fp
= fopen(argv
[1], "rb");
if (fp == NULL) {
printf("Failed opening %s\n", argv
[1]);
return 1;
}
while (len >= CHUNK_SIZE) {
size_t read
= fread(buf
, 1, CHUNK_SIZE
, fp
);
assert(parserutils_inputstream_append
(stream
,
buf, CHUNK_SIZE) == PARSERUTILS_OK);
len -= CHUNK_SIZE;
while (parserutils_inputstream_peek(stream, 0, &c, &clen) !=
PARSERUTILS_NEEDDATA) {
parserutils_inputstream_advance(stream, clen);
if (*c == 'a') {
assert(parserutils_inputstream_insert
(stream
,
(const uint8_t *) "hello!!!",
SLEN("hello!!!")) == PARSERUTILS_OK);
}
}
}
if (len > 0) {
size_t read
= fread(buf
, 1, len
, fp
);
assert(parserutils_inputstream_append
(stream
,
buf, len) == PARSERUTILS_OK);
len = 0;
}
assert(parserutils_inputstream_insert
(stream
,
(const uint8_t *) "hello!!!",
SLEN("hello!!!")) == PARSERUTILS_OK);
assert(parserutils_inputstream_append
(stream
, NULL
, 0) ==
PARSERUTILS_OK);
while (parserutils_inputstream_peek(stream, 0, &c, &clen) !=
PARSERUTILS_EOF) {
parserutils_inputstream_advance(stream, clen);
}
parserutils_inputstream_destroy(stream);
return 0;
}