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2026-10-17 21:57:43 +08:00

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# main.vp — ViperOpenSSLProject:版本 + 摘要演示
#
# 使用 includes/openssl FFI 层(import openssl):
# 1) 打印 OpenSSL 版本号
# 2) 计算 "hello openssl" 的 MD5 / SHA256 十六进制摘要
#
# 链接目标尚未定(msys2 预装 3.6.2 动态库 或 openssl_358_C 自编译),
# 配好 project.vpj 的 -lcrypto/-lssl(或 static_libs)后才可链接运行。
import stdlib
import binascii
import openssl
import win32.win32console as win32cmd
def print_digest(name: str, buf: bytes, length: int):
hex_str: str = binascii.hexlify(buf, length)
print(f"{name}: {hex_str}")
def main() -> int:
win32cmd.SetConsoleOutputCP(65001)
win32cmd.SetConsoleCP(65001)
# ---- 1) 版本 ----
ver: str = openssl.OpenSSL_version(openssl.OpenSslVersion)
print("OpenSSL version:", ver)
num: uint32 = openssl.OpenSSL_version_num()
print(f"Version number : 0x{num:x}")
# ---- 2) 摘要 ----
data: str = "hello openssl"
dlen: int = int(len(data))
md5_buf: bytes = stdlib.malloc(openssl.Md5DigestLength)
openssl.MD5(data, dlen, md5_buf)
print_digest("MD5 ", md5_buf, openssl.Md5DigestLength)
stdlib.free(md5_buf)
sha256_buf: bytes = stdlib.malloc(openssl.Sha256DigestLength)
openssl.SHA256(data, dlen, sha256_buf)
print_digest("SHA256", sha256_buf, openssl.Sha256DigestLength)
stdlib.free(sha256_buf)
return 0