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handle zero size Base64 conversions

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This commit is contained in:
Andreas Steffen
2011-01-11 01:17:40 +01:00
parent 8a284e0454
commit f33966fe8f
1 changed files with 8 additions and 0 deletions
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src/libcharon/plugins/tnccs_11/messages/imc_imv_msg.c
+8
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@@ -64,6 +64,14 @@ static chunk_t encode_base64(chunk_t data)
u_char *pos; u_char *pos;
size_t b64_chars, b64_lines; size_t b64_chars, b64_lines;
/* handle empty message data object */
if (data.len == 0)
{
encoding = chunk_alloc(1);
*encoding.ptr = '\0';
return encoding;
}
/* compute and allocate maximum size of base64 object */ /* compute and allocate maximum size of base64 object */
b64_chars = 4 * ((data.len + 2) / 3); b64_chars = 4 * ((data.len + 2) / 3);
b64_lines = (data.len + BYTES_PER_LINE - 1) / BYTES_PER_LINE; b64_lines = (data.len + BYTES_PER_LINE - 1) / BYTES_PER_LINE;