diff options
Diffstat (limited to 'src/utils/base64.c')
| -rw-r--r-- | src/utils/base64.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/src/utils/base64.c b/src/utils/base64.c index af1307fc4e650..d44f290e56849 100644 --- a/src/utils/base64.c +++ b/src/utils/base64.c @@ -48,9 +48,11 @@ unsigned char * base64_encode(const unsigned char *src, size_t len, pos = out; line_len = 0; while (end - in >= 3) { - *pos++ = base64_table[in[0] >> 2]; - *pos++ = base64_table[((in[0] & 0x03) << 4) | (in[1] >> 4)]; - *pos++ = base64_table[((in[1] & 0x0f) << 2) | (in[2] >> 6)]; + *pos++ = base64_table[(in[0] >> 2) & 0x3f]; + *pos++ = base64_table[(((in[0] & 0x03) << 4) | + (in[1] >> 4)) & 0x3f]; + *pos++ = base64_table[(((in[1] & 0x0f) << 2) | + (in[2] >> 6)) & 0x3f]; *pos++ = base64_table[in[2] & 0x3f]; in += 3; line_len += 4; @@ -61,14 +63,14 @@ unsigned char * base64_encode(const unsigned char *src, size_t len, } if (end - in) { - *pos++ = base64_table[in[0] >> 2]; + *pos++ = base64_table[(in[0] >> 2) & 0x3f]; if (end - in == 1) { - *pos++ = base64_table[(in[0] & 0x03) << 4]; + *pos++ = base64_table[((in[0] & 0x03) << 4) & 0x3f]; *pos++ = '='; } else { - *pos++ = base64_table[((in[0] & 0x03) << 4) | - (in[1] >> 4)]; - *pos++ = base64_table[(in[1] & 0x0f) << 2]; + *pos++ = base64_table[(((in[0] & 0x03) << 4) | + (in[1] >> 4)) & 0x3f]; + *pos++ = base64_table[((in[1] & 0x0f) << 2) & 0x3f]; } *pos++ = '='; line_len += 4; |