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php5  5.3.10
Functions
strcut.c File Reference
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <errno.h>
#include "mbfl/mbfilter.h"

Go to the source code of this file.

Functions

static void hexdump (const mbfl_string *ptr)
 this is a small sample script to use libmbfl.
int main (int argc, char **argv)

Function Documentation

static void hexdump ( const mbfl_string ptr) [static]

this is a small sample script to use libmbfl.

Rui Hirokawa hirok.nosp@m.awa@.nosp@m.php.n.nosp@m.et

this file is encoded in EUC-JP.

Definition at line 14 of file strcut.c.

{
       unsigned int i;

       for (i = 0; i < ptr->len; i++) {
              printf("%%%02x", ptr->val[i]);
       }

       printf(" (%u)\n", ptr->len);
}

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int main ( int  argc,
char **  argv 
)

Definition at line 25 of file strcut.c.

{
       enum mbfl_no_encoding no_encoding;
       enum mbfl_no_language no_language;
       mbfl_memory_device dev;
       mbfl_string string;
       int offset, length;
       int final = 0;
       int state = 0;

       if (argc < 5) {
              fprintf(stderr, "Usage: %s lang encoding offset length\n", argv[0]);
              return EXIT_FAILURE;
       }

       if ((no_language = mbfl_name2no_language(argv[1])) ==
                     mbfl_no_language_invalid) {
              printf("Unsupported NLS: %s\n", argv[1]);
              return EXIT_FAILURE;
       }

       if ((no_encoding = mbfl_name2no_encoding(argv[2])) ==
                     mbfl_no_encoding_invalid) {
              printf("Unsupported encoding: %s\n", argv[2]);
              return EXIT_FAILURE;
       }

       errno = 0;
       offset = strtol(argv[3], NULL, 10);
       if (errno) {
              printf("Invalid offset: %s\n", argv[3]);
              return EXIT_FAILURE;
       }

       length = strtol(argv[4], NULL, 10);
       if (errno) {
              printf("Invalid length: %s\n", argv[4]);
              return EXIT_FAILURE;
       }


       do {
              mbfl_string result;

              mbfl_memory_device_init(&dev, 0, 4096);
              mbfl_string_init_set(&string, no_language, no_encoding);

              for (;;) {
                     const int c = fgetc(stdin);

                     if (c == EOF) {
                            final = 1;
                            break;
                     } else if (c == 10) {
                            if (state == 1) {
                                   state = 0;
                                   continue;
                            }
                            break;
                     } else if (c == 13) {
                            state = 1;
                            break;
                     }

                     if (dev.pos >= dev.length) {
                            if (dev.length + dev.allocsz < dev.length) {
                                   printf("Unable to allocate memory\n");
                                   return EXIT_FAILURE;
                            }

                            mbfl_memory_device_realloc(&dev, dev.length + dev.allocsz,
                                          dev.allocsz);
                     }

                     dev.buffer[dev.pos++] = (unsigned char)c;
              }

              mbfl_memory_device_result(&dev, &string);
              if (mbfl_strcut(&string, &result, offset, length)) {
                     hexdump(&result);
                     mbfl_string_clear(&result);
              } else {
                     printf("***ERROR***\n");
              }
              mbfl_string_clear(&string);
       } while (!final);

       return EXIT_SUCCESS;
}

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