diff options
Diffstat (limited to 'src/base64.c')
| -rw-r--r-- | src/base64.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/src/base64.c b/src/base64.c index ff1184b8..a83e2f06 100644 --- a/src/base64.c +++ b/src/base64.c @@ -95,7 +95,7 @@ serd_base64_encode(char* const str, static inline uint8_t unmap(const uint8_t in) { - return b64_unmap[in] - 47; + return b64_unmap[in] - 47U; } /** Decode 4 base64 characters to 3 raw bytes. */ @@ -105,7 +105,7 @@ decode_chunk(const uint8_t in[4], uint8_t out[3]) out[0] = (uint8_t)(((unmap(in[0]) << 2)) | unmap(in[1]) >> 4); out[1] = (uint8_t)(((unmap(in[1]) << 4) & 0xF0) | unmap(in[2]) >> 2); out[2] = (uint8_t)(((unmap(in[2]) << 6) & 0xC0) | unmap(in[3])); - return 1 + (in[2] != '=') + ((in[2] != '=') && (in[3] != '=')); + return 1U + (in[2] != '=') + ((in[2] != '=') && (in[3] != '=')); } SerdStatus |