libvterm/src/encoding.c

23   struct UTF8DecoderData *data = data_;
25   data->bytes_remaining = 0;
26   data->bytes_total     = 0;
33   struct UTF8DecoderData *data = data_;
43     printf(" pos=%zd c=%02x rem=%d\n", *pos, c, data->bytes_remaining);
50       if(data->bytes_remaining)
57       data->bytes_remaining = 0;
61       if(!data->bytes_remaining) {
66       data->this_cp <<= 6;
67       data->this_cp |= c & 0x3f;
68       data->bytes_remaining--;
70       if(!data->bytes_remaining) {
72         printf(" UTF-8 raw char U+%04x bytelen=%d ", data->this_cp, data->bytes_total);
75         switch(data->bytes_total) {
77           if(data->this_cp <  0x0080) data->this_cp = UNICODE_INVALID;
80           if(data->this_cp <  0x0800) data->this_cp = UNICODE_INVALID;
83           if(data->this_cp < 0x10000) data->this_cp = UNICODE_INVALID;
86           if(data->this_cp < 0x200000) data->this_cp = UNICODE_INVALID;
89           if(data->this_cp < 0x4000000) data->this_cp = UNICODE_INVALID;
93         if((data->this_cp >= 0xD800 && data->this_cp <= 0xDFFF) ||
94            data->this_cp == 0xFFFE ||
95            data->this_cp == 0xFFFF)
96           data->this_cp = UNICODE_INVALID;
98         printf(" char: U+%04x\n", data->this_cp);
100         cp[(*cpi)++] = data->this_cp;
105       if(data->bytes_remaining)
108       data->this_cp = c & 0x1f;
109       data->bytes_total = 2;
110       data->bytes_remaining = 1;
114       if(data->bytes_remaining)
117       data->this_cp = c & 0x0f;
118       data->bytes_total = 3;
119       data->bytes_remaining = 2;
123       if(data->bytes_remaining)
126       data->this_cp = c & 0x07;
127       data->bytes_total = 4;
128       data->bytes_remaining = 3;
132       if(data->bytes_remaining)
135       data->this_cp = c & 0x03;
136       data->bytes_total = 5;
137       data->bytes_remaining = 4;
141       if(data->bytes_remaining)
144       data->this_cp = c & 0x01;
145       data->bytes_total = 6;
146       data->bytes_remaining = 5;
160 static void decode_usascii(VTermEncoding *enc, void *data,
185 static void decode_table(VTermEncoding *enc, void *data,