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Use the same delimited character as the FILTER function in FIELDQTY and CUT.

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git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@87103 65c4cc65-6c06-0410-ace0-fbb531ad65f3
This commit is contained in:
Tilghman Lesher
2007-10-26 00:11:31 +00:00
parent c6a8d45f43
commit 446a6cdc94
4 changed files with 82 additions and 95 deletions
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67
main/app.c
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@@ -1664,3 +1664,70 @@ int ast_app_parse_options64(const struct ast_app_option *options, struct ast_fla
return res;
}
int ast_get_encoded_char(const char *stream, char *result, size_t *consumed)
{
int i;
*consumed = 1;
*result = 0;
if (*stream == '\\') {
*consumed = 2;
switch (*(stream + 1)) {
case 'n':
*result = '\n';
break;
case 'r':
*result = '\r';
break;
case 't':
*result = '\t';
break;
case 'x':
/* Hexadecimal */
if (strchr("0123456789ABCDEFabcdef", *(stream + 2)) && *(stream + 2) != '\0') {
*consumed = 3;
if (*(stream + 2) <= '9')
*result = *(stream + 2) - '0';
else if (*(stream + 2) <= 'F')
*result = *(stream + 2) - 'A' + 10;
else
*result = *(stream + 2) - 'a' + 10;
} else {
ast_log(LOG_ERROR, "Illegal character '%c' in hexadecimal string\n", *(stream + 2));
return -1;
}
if (strchr("0123456789ABCDEFabcdef", *(stream + 3)) && *(stream + 3) != '\0') {
*consumed = 4;
*result <<= 4;
if (*(stream + 3) <= '9')
*result += *(stream + 3) - '0';
else if (*(stream + 3) <= 'F')
*result += *(stream + 3) - 'A' + 10;
else
*result += *(stream + 3) - 'a' + 10;
}
break;
case '0':
/* Octal */
*consumed = 2;
for (i = 2; ; i++) {
if (strchr("01234567", *(stream + i)) && *(stream + i) != '\0') {
(*consumed)++;
ast_debug(5, "result was %d, ", *result);
*result <<= 3;
*result += *(stream + i) - '0';
ast_debug(5, "is now %d\n", *result);
} else
break;
}
break;
default:
*result = *(stream + 1);
}
} else {
*result = *stream;
*consumed = 1;
}
return 0;
}