WIP
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adde6c296c
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108
main.c
108
main.c
@ -19,6 +19,7 @@
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#include <stdio.h>
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#include <iconv.h>
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#include <string.h>
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#include <errno.h>
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#include <stdlib.h>
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#include "eb/eb/eb.h"
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@ -73,29 +74,95 @@ void array_free(Array* arr) {
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Local functions
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*/
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static const char * eucjp_to_utf8(const char src[]) {
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char src_buff[MAX_ENTRY_TEXT];
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size_t src_size = strlen(src);
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char * src_ptr = src_buff;
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memcpy(src_buff, src, src_size + 1);
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// From https://stackoverflow.com/questions/2162390/iconv-encoding-conversion-problem
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static char dst_buff[MAX_ENTRY_TEXT];
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size_t dst_size = MAX_ENTRY_TEXT;
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char * dst_ptr = dst_buff;
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*dst_buff = 0;
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static char * convert (const char *from_charset, const char *to_charset, const char *input) {
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size_t inleft, outleft, converted = 0;
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char *output, *outbuf, *tmp;
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const char *inbuf;
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size_t outlen;
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iconv_t cd;
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iconv_t conv = iconv_open("UTF-8", "EUC-JP");
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if (conv != (iconv_t)-1) {
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if (iconv(conv, &src_ptr, &src_size, &dst_ptr, &dst_size) == (size_t)-1) {
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printf("error");
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if ((cd = iconv_open (to_charset, from_charset)) == (iconv_t) -1)
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return NULL;
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inleft = strlen (input);
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inbuf = input;
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/* we'll start off allocating an output buffer which is the same size
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* as our input buffer. */
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outlen = inleft;
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/* we allocate 4 bytes more than what we need for nul-termination... */
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if (!(output = malloc (outlen + 4))) {
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iconv_close (cd);
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return NULL;
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}
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do {
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errno = 0;
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outbuf = output + converted;
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outleft = outlen - converted;
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converted = iconv (cd, (char **) &inbuf, &inleft, &outbuf, &outleft);
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if (converted != (size_t) -1 || errno == EINVAL) {
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/*
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* EINVAL An incomplete multibyte sequence has been encoun-
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* tered in the input.
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*
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* We'll just truncate it and ignore it.
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*/
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break;
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}
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}
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else {
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printf("poop");
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}
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iconv_close(conv);
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return dst_buff;
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if (errno != E2BIG) {
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/*
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* EILSEQ An invalid multibyte sequence has been encountered
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* in the input.
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*
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* Bad input, we can't really recover from this.
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*/
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iconv_close (cd);
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free (output);
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return NULL;
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}
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/*
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* E2BIG There is not sufficient room at *outbuf.
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*
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* We just need to grow our outbuffer and try again.
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*/
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converted = outbuf - output;
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outlen += inleft * 2 + 8;
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if (!(tmp = realloc (output, outlen + 4))) {
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iconv_close (cd);
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free (output);
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return NULL;
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}
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output = tmp;
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outbuf = output + converted;
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} while (1);
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/* flush the iconv conversion */
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iconv (cd, NULL, NULL, &outbuf, &outleft);
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iconv_close (cd);
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/* Note: not all charsets can be nul-terminated with a single
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* nul byte. UCS2, for example, needs 2 nul bytes and UCS4
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* needs 4. I hope that 4 nul bytes is enough to terminate all
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* multibyte charsets? */
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/* nul-terminate the string */
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memset (outbuf, 0, 4);
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return output;
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}
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static const char * eucjp_to_utf8(const char src[]) {
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return convert("EUC-JP", "UTF-8", src);
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}
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static void dump_hits(EB_Book* book) {
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@ -116,7 +183,8 @@ static void dump_hits(EB_Book* book) {
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eb_read_text(book, NULL, NULL, NULL, MAX_ENTRY_TEXT, text, &text_length);
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const char* text_utf8 = eucjp_to_utf8(text);
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(void) text_utf8;
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puts(text_utf8);
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/* (void) text_utf8; */
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}
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}
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while (hit_count > 0);
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