diff options
-rw-r--r-- | src/crypto/common.h | 36 |
1 files changed, 26 insertions, 10 deletions
diff --git a/src/crypto/common.h b/src/crypto/common.h index 580c72f5a6..4a9d1150b6 100644 --- a/src/crypto/common.h +++ b/src/crypto/common.h @@ -10,57 +10,73 @@ #endif #include <stdint.h> +#include <string.h> #include "compat/endian.h" uint16_t static inline ReadLE16(const unsigned char* ptr) { - return le16toh(*((uint16_t*)ptr)); + uint16_t x; + memcpy((char*)&x, ptr, 2); + return le16toh(x); } uint32_t static inline ReadLE32(const unsigned char* ptr) { - return le32toh(*((uint32_t*)ptr)); + uint32_t x; + memcpy((char*)&x, ptr, 4); + return le32toh(x); } uint64_t static inline ReadLE64(const unsigned char* ptr) { - return le64toh(*((uint64_t*)ptr)); + uint64_t x; + memcpy((char*)&x, ptr, 8); + return le64toh(x); } void static inline WriteLE16(unsigned char* ptr, uint16_t x) { - *((uint16_t*)ptr) = htole16(x); + uint16_t v = htole16(x); + memcpy(ptr, (char*)&v, 2); } void static inline WriteLE32(unsigned char* ptr, uint32_t x) { - *((uint32_t*)ptr) = htole32(x); + uint32_t v = htole32(x); + memcpy(ptr, (char*)&v, 4); } void static inline WriteLE64(unsigned char* ptr, uint64_t x) { - *((uint64_t*)ptr) = htole64(x); + uint64_t v = htole64(x); + memcpy(ptr, (char*)&v, 8); } uint32_t static inline ReadBE32(const unsigned char* ptr) { - return be32toh(*((uint32_t*)ptr)); + uint32_t x; + memcpy((char*)&x, ptr, 4); + return be32toh(x); } uint64_t static inline ReadBE64(const unsigned char* ptr) { - return be64toh(*((uint64_t*)ptr)); + uint64_t x; + memcpy((char*)&x, ptr, 8); + return be64toh(x); } void static inline WriteBE32(unsigned char* ptr, uint32_t x) { - *((uint32_t*)ptr) = htobe32(x); + uint32_t v = htobe32(x); + memcpy(ptr, (char*)&v, 4); } void static inline WriteBE64(unsigned char* ptr, uint64_t x) { - *((uint64_t*)ptr) = htobe64(x); + uint64_t v = htobe64(x); + memcpy(ptr, (char*)&v, 8); } #endif // BITCOIN_CRYPTO_COMMON_H |