87 lines
2.1 KiB
C
87 lines
2.1 KiB
C
#include <stdio.h>
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#include <string.h>
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#include <parserutils/parserutils.h>
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#include <parserutils/input/inputstream.h>
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#include "utils/utils.h"
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#include "testutils.h"
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static void *myrealloc(void *ptr, size_t len, void *pw)
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{
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UNUSED(pw);
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return realloc(ptr, len);
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}
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int main(int argc, char **argv)
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{
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parserutils_inputstream *stream;
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/* This is specially calculated so that the inputstream is forced to
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* reallocate (it assumes that the inputstream's buffer chunk size
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* is 4k) */
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#define BUFFER_SIZE (4096 + 4)
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uint8_t input_buffer[BUFFER_SIZE];
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// uint8_t *buffer;
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// size_t buflen;
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const uint8_t *c;
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size_t clen;
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UNUSED(argc);
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UNUSED(argv);
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/* Populate the buffer with something sane */
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memset(input_buffer, 'a', BUFFER_SIZE);
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/* Now, set up our test data */
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input_buffer[BUFFER_SIZE - 1] = '5';
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input_buffer[BUFFER_SIZE - 2] = '4';
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input_buffer[BUFFER_SIZE - 3] = '\xbd';
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input_buffer[BUFFER_SIZE - 4] = '\xbf';
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/* This byte will occupy the 4095th byte in the buffer and
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* thus cause the entirety of U+FFFD to be buffered until after
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* the buffer has been enlarged */
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input_buffer[BUFFER_SIZE - 5] = '\xef';
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input_buffer[BUFFER_SIZE - 6] = '3';
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input_buffer[BUFFER_SIZE - 7] = '2';
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input_buffer[BUFFER_SIZE - 8] = '1';
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assert(parserutils_inputstream_create("UTF-8", 0,
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NULL, myrealloc, NULL, &stream) == PARSERUTILS_OK);
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assert(parserutils_inputstream_append(stream,
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input_buffer, BUFFER_SIZE) == PARSERUTILS_OK);
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assert(parserutils_inputstream_append(stream, NULL, 0) ==
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PARSERUTILS_OK);
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while (parserutils_inputstream_peek(stream, 0, &c, &clen) !=
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PARSERUTILS_EOF)
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parserutils_inputstream_advance(stream, clen);
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/*
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assert(css_inputstream_claim_buffer(stream, &buffer, &buflen) ==
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CSS_OK);
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assert(buflen == BUFFER_SIZE);
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printf("Buffer: '%.*s'\n", 8, buffer + (BUFFER_SIZE - 8));
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assert( buffer[BUFFER_SIZE - 6] == '3' &&
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buffer[BUFFER_SIZE - 5] == (uint8_t) '\xef' &&
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buffer[BUFFER_SIZE - 4] == (uint8_t) '\xbf' &&
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buffer[BUFFER_SIZE - 3] == (uint8_t) '\xbd' &&
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buffer[BUFFER_SIZE - 2] == '4');
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free(buffer);
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*/
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parserutils_inputstream_destroy(stream);
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printf("PASS\n");
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return 0;
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}
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