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Fix formatting bug caused by strings containing \r

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jfreegman 2017-08-28 18:26:52 -04:00
parent ab490d28b4
commit 80c0500299
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GPG Key ID: 3627F3144076AE63
1 changed files with 13 additions and 5 deletions
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18
src/misc_tools.c
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@ -372,14 +372,22 @@ on_error:
return len; return len;
} }
/* copies data to msg buffer. /* copies data to msg buffer, removing return characters.
returns length of msg, which will be no larger than size-1 */ returns length of msg, which will be no larger than size-1 */
size_t copy_tox_str(char *msg, size_t size, const char *data, size_t length) size_t copy_tox_str(char *msg, size_t size, const char *data, size_t length)
{ {
size_t len = MIN(length, size - 1); size_t i;
memcpy(msg, data, len); size_t j = 0;
msg[len] = '\0';
return len; for (i = 0; (i < length) && (j < size - 1); ++i) {
if (data[i] != '\r') {
msg[j++] = data[i];
}
}
msg[j] = '\0';
return j;
} }
/* returns index of the first instance of ch in s starting at idx. /* returns index of the first instance of ch in s starting at idx.