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annotate src/lib-charset/charset-utf8.c @ 766:03832c7f389b HEAD

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Compiles again without iconv()
author Timo Sirainen <tss@iki.fi>
date Mon, 09 Dec 2002 15:39:32 +0200
parents 3521edb6c240
children d96cbba73a8b
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /* Copyright (C) 2002 Timo Sirainen */
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2
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3 #include "lib.h"
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4 #include "buffer.h"
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5 #include "charset-utf8.h"
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6
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7 #include <ctype.h>
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8
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9 void _charset_utf8_ucase(const unsigned char *src, size_t src_size,
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10 Buffer *dest, size_t destpos)
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11 {
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12 char *destbuf;
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13 size_t i;
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14
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15 destbuf = buffer_get_space(dest, destpos, src_size);
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16 for (i = 0; i < src_size; i++)
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17 destbuf[i] = i_toupper(src[i]); /* FIXME: utf8 */
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18 }
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19
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20 const char *_charset_utf8_ucase_strdup(const Buffer *data, size_t *utf8_size)
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21 {
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22 const char *buf;
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23 size_t size;
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24 Buffer *dest;
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25
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26 buf = buffer_get_data(data, &size);
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27
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28 dest = buffer_create_dynamic(data_stack_pool, size, (size_t)-1);
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29 _charset_utf8_ucase(buf, size, dest, 0);
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30 if (utf8_size != NULL)
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31 *utf8_size = buffer_get_used_size(dest);
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32 buffer_append_c(dest, '\0');
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33 return buffer_free_without_data(dest);
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34 }
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35
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36
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37 #ifndef HAVE_ICONV_H
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38
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39 #include <ctype.h>
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40
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41 struct _CharsetTranslation {
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42 int dummy;
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43 };
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44
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45 static CharsetTranslation ascii_translation, utf8_translation;
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46
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47 CharsetTranslation *charset_to_utf8_begin(const char *charset,
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48 int *unknown_charset)
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49 {
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50 if (unknown_charset != NULL)
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51 *unknown_charset = FALSE;
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52
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53 if (strcasecmp(charset, "us-ascii") == 0 ||
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54 strcasecmp(charset, "ascii") == 0)
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55 return &ascii_translation;
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56
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57 if (strcasecmp(charset, "UTF-8") == 0 ||
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58 strcasecmp(charset, "UTF8") == 0)
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59 return &utf8_translation;
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60
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61 /* no support for charsets that need translation */
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62 if (unknown_charset != NULL)
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63 *unknown_charset = TRUE;
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64 return NULL;
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65 }
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66
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67 void charset_to_utf8_end(CharsetTranslation *t __attr_unused__)
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68 {
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69 }
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70
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71 void charset_to_utf8_reset(CharsetTranslation *t __attr_unused__)
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72 {
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73 }
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74
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75 CharsetResult
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76 charset_to_ucase_utf8(CharsetTranslation *t __attr_unused__,
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77 const Buffer *src, size_t *src_pos, Buffer *dest)
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78 {
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79 size_t size, destpos, destleft;
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80
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81 destpos = buffer_get_used_size(dest);
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82 destleft = buffer_get_size(dest) - destpos;
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83
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84 /* no translation needed - just copy it to outbuf uppercased */
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85 size = buffer_get_used_size(src);
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86 if (size > destleft)
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87 size = destleft;
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88 _charset_utf8_ucase(buffer_get_data(src, NULL), size, dest, destpos);
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89 if (src_pos != NULL)
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90 *src_pos = size;
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91 return CHARSET_RET_OK;
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92 }
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93
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94 const char *
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95 charset_to_ucase_utf8_string(const char *charset, int *unknown_charset,
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96 const Buffer *data, size_t *utf8_size)
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97 {
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98 if (charset == NULL || strcasecmp(charset, "us-ascii") == 0 ||
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99 strcasecmp(charset, "ascii") == 0 ||
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100 strcasecmp(charset, "UTF-8") == 0 ||
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101 strcasecmp(charset, "UTF8") == 0) {
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102 if (unknown_charset != NULL)
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103 *unknown_charset = FALSE;
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104 return _charset_utf8_ucase_strdup(data, utf8_size);
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105 } else {
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106 if (unknown_charset != NULL)
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107 *unknown_charset = TRUE;
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108 return NULL;
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109 }
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110 }
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111
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112 #endif