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#137: fixes padding for base64_encode () and base64_decode()

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This commit is contained in:
philsmd 2016-01-19 22:32:20 +01:00
parent b9ad26fa67
commit 751a364125
1 changed files with 8 additions and 8 deletions
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16
src/shared.c
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@ -448,13 +448,13 @@ int base32_encode (u8 (*f) (const u8), const u8 *in_buf, int in_len, u8 *out_buf
out_ptr += 8; out_ptr += 8;
} }
int out_len = (in_len * 8) / 5; int out_len = (int) (((0.5 + (float) in_len) * 8) / 5); // ceil (in_len * 8 / 5)
for (int i = 0; i < (7 - (in_len % 7)); i++) while (out_len % 8)
{ {
out_len++;
out_buf[out_len] = '='; out_buf[out_len] = '=';
out_len++;
} }
return out_len; return out_len;
@ -515,13 +515,13 @@ int base64_encode (u8 (*f) (const u8), const u8 *in_buf, int in_len, u8 *out_buf
out_ptr += 4; out_ptr += 4;
} }
int out_len = (in_len * 8) / 6; int out_len = (int) (((0.5 + (float) in_len) * 8) / 6); // ceil (in_len * 8 / 6)
for (int i = 0; i < (3 - (in_len % 3)); i++) while (out_len % 4)
{ {
out_len++;
out_buf[out_len] = '='; out_buf[out_len] = '=';
out_len++;
} }
return out_len; return out_len;