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Handle \u escapes in strings

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This commit is contained in:
Eric Fischer 2014-02-05 21:42:49 -08:00
parent 4506a85e6b
commit e7184989ec
1 changed files with 16 additions and 1 deletions
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17
jsonpull.c
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@ -278,7 +278,22 @@ json_object *json_parse(FILE *f, json_object *current) {
} else if (c == 't') {
string_append(&val, '\t');
} else if (c == 'u') {
/* XXX */
char hex[5] = "aaaa";
int i;
for (i = 0; i < 4; i++) {
hex[i] = getc(f);
}
unsigned long ch = strtoul(hex, NULL, 16);
if (ch <= 0x7F) {
string_append(&val, ch);
} else if (ch <= 0x7FF) {
string_append(&val, 0xC0 | (ch >> 6));
string_append(&val, 0x80 | (ch & 0x3F));
} else {
string_append(&val, 0xE0 | (ch >> 12));
string_append(&val, 0x80 | ((ch >> 6) & 0x3F));
string_append(&val, 0x80 | (ch & 0x3F));
}
} else {
json_error("unknown string escape %c\n", c);
}