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Merge pull request #2178 from signalwire/rtmp 

[mod_rtmp] Add OpenSSL 3 support.
This commit is contained in:
Andrey Volk 2023-07-25 03:04:26 +03:00 committed by GitHub
parent 4f9918f663 2ef59577a9
commit 820e42aa89
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 10 additions and 3 deletions
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13
src/mod/endpoints/mod_rtmp/handshake.h
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@ -42,6 +42,7 @@
#if OPENSSL_VERSION_NUMBER < 0x0090800 || !defined(SHA256_DIGEST_LENGTH)
#error Your OpenSSL is too old, need 0.9.8 or newer with SHA256
#endif
#if OPENSSL_VERSION_NUMBER < 0x30000000L
#if OPENSSL_VERSION_NUMBER < 0x10100000L
#define HMAC_setup(ctx, key, len) HMAC_CTX_init(&ctx); HMAC_Init_ex(&ctx, key, len, EVP_sha256(), 0)
#define HMAC_crunch(ctx, buf, len) HMAC_Update(&ctx, buf, len)
@ -51,6 +52,7 @@
#define HMAC_crunch(ctx, buf, len)HMAC_Update(ctx, buf, len)
#define HMAC_finish(ctx, dig, dlen) HMAC_Final(ctx, dig, &dlen); HMAC_CTX_free(ctx)
#endif
#endif
#define FP10
#define RTMP_SIG_SIZE 1536
@ -155,9 +157,13 @@ static unsigned int GetDigestOffset1(uint8_t *handshake, unsigned int len)
static getoff *digoff[] = {GetDigestOffset1, GetDigestOffset2};
// static getoff *dhoff[] = {GetDHOffset1, GetDHOffset2};
static void HMACsha256(const uint8_t *message, size_t messageLen, const uint8_t *key, size_t keylen, uint8_t *digest)
static void HMACsha256(const uint8_t *message, size_t messageLen, const uint8_t *key, int keylen, uint8_t *digest)
{
unsigned int digestLen;
#if OPENSSL_VERSION_NUMBER >= 0x30000000L
HMAC(EVP_sha256(), key, keylen, (uint8_t *)message, messageLen, digest, &digestLen);
#else
#if OPENSSL_VERSION_NUMBER < 0x10100000L
HMAC_CTX ctx;
#else
@ -167,11 +173,12 @@ static void HMACsha256(const uint8_t *message, size_t messageLen, const uint8_t
HMAC_setup(ctx, key, (int)keylen);
HMAC_crunch(ctx, message, messageLen);
HMAC_finish(ctx, digest, digestLen);
#endif
assert(digestLen == 32);
}
static void CalculateDigest(unsigned int digestPos, uint8_t *handshakeMessage, const uint8_t *key, size_t keyLen, uint8_t *digest)
static void CalculateDigest(unsigned int digestPos, uint8_t *handshakeMessage, const uint8_t *key, int keyLen, uint8_t *digest)
{
const int messageLen = RTMP_SIG_SIZE - SHA256_DIGEST_LENGTH;
uint8_t message[RTMP_SIG_SIZE - SHA256_DIGEST_LENGTH];
@ -184,7 +191,7 @@ static void CalculateDigest(unsigned int digestPos, uint8_t *handshakeMessage, c
HMACsha256(message, messageLen, key, keyLen, digest);
}
static int VerifyDigest(unsigned int digestPos, uint8_t *handshakeMessage, const uint8_t *key, size_t keyLen)
static int VerifyDigest(unsigned int digestPos, uint8_t *handshakeMessage, const uint8_t *key, int keyLen)
{
uint8_t calcDigest[SHA256_DIGEST_LENGTH];