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114 lines
2.2 KiB
C
114 lines
2.2 KiB
C
/**
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* this is a small sample script to use libmbfl.
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* Rui Hirokawa <hirokawa@php.net>
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*
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* this file is encoded in EUC-JP.
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*/
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <errno.h>
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#include "mbfl/mbfilter.h"
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static void hexdump(const mbfl_string *ptr)
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{
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unsigned int i;
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for (i = 0; i < ptr->len; i++) {
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printf("%%%02x", ptr->val[i]);
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}
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printf(" (%u)\n", ptr->len);
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}
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int main(int argc, char **argv)
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{
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enum mbfl_no_encoding no_encoding;
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enum mbfl_no_language no_language;
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mbfl_memory_device dev;
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mbfl_string string;
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int offset, length;
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int final = 0;
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int state = 0;
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if (argc < 5) {
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fprintf(stderr, "Usage: %s lang encoding offset length\n", argv[0]);
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return EXIT_FAILURE;
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}
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if ((no_language = mbfl_name2no_language(argv[1])) ==
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mbfl_no_language_invalid) {
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printf("Unsupported NLS: %s\n", argv[1]);
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return EXIT_FAILURE;
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}
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if ((no_encoding = mbfl_name2no_encoding(argv[2])) ==
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mbfl_no_encoding_invalid) {
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printf("Unsupported encoding: %s\n", argv[2]);
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return EXIT_FAILURE;
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}
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errno = 0;
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offset = strtol(argv[3], NULL, 10);
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if (errno) {
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printf("Invalid offset: %s\n", argv[3]);
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return EXIT_FAILURE;
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}
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length = strtol(argv[4], NULL, 10);
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if (errno) {
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printf("Invalid length: %s\n", argv[4]);
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return EXIT_FAILURE;
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}
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do {
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mbfl_string result;
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mbfl_memory_device_init(&dev, 0, 4096);
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mbfl_string_init_set(&string, no_language, no_encoding);
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for (;;) {
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const int c = fgetc(stdin);
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if (c == EOF) {
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final = 1;
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break;
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} else if (c == 10) {
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if (state == 1) {
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state = 0;
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continue;
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}
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break;
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} else if (c == 13) {
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state = 1;
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break;
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}
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if (dev.pos >= dev.length) {
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if (dev.length + dev.allocsz < dev.length) {
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printf("Unable to allocate memory\n");
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return EXIT_FAILURE;
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}
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mbfl_memory_device_realloc(&dev, dev.length + dev.allocsz,
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dev.allocsz);
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}
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dev.buffer[dev.pos++] = (unsigned char)c;
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}
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mbfl_memory_device_result(&dev, &string);
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if (mbfl_strcut(&string, &result, offset, length)) {
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hexdump(&result);
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mbfl_string_clear(&result);
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} else {
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printf("***ERROR***\n");
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}
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mbfl_string_clear(&string);
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} while (!final);
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return EXIT_SUCCESS;
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}
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