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crypto: use EVP_PKEY_CTX_set_dsa_paramgen_q_bits when available #44561

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Merged
merged 1 commit into from
Sep 29, 2022
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crypto: use EVP_PKEY_CTX_set_dsa_paramgen_q_bits when available #44561

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20 changes: 13 additions & 7 deletions src/crypto/crypto_dsa.cc
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Original file line number Diff line number Diff line change
Expand Up @@ -12,6 +12,17 @@

#include <cstdio>

// EVP_PKEY_CTX_set_dsa_paramgen_q_bits was added in OpenSSL 1.1.1e.
#if OPENSSL_VERSION_NUMBER < 0x1010105fL
#define EVP_PKEY_CTX_set_dsa_paramgen_q_bits(ctx, qbits) \
EVP_PKEY_CTX_ctrl((ctx), \
EVP_PKEY_DSA, \
EVP_PKEY_OP_PARAMGEN, \
EVP_PKEY_CTRL_DSA_PARAMGEN_Q_BITS, \
(qbits), \
nullptr)
#endif

namespace node {

using v8::FunctionCallbackInfo;
Expand Down Expand Up @@ -39,13 +50,8 @@ EVPKeyCtxPointer DsaKeyGenTraits::Setup(DsaKeyPairGenConfig* params) {
}

if (params->params.divisor_bits != -1) {
if (EVP_PKEY_CTX_ctrl(
param_ctx.get(),
EVP_PKEY_DSA,
EVP_PKEY_OP_PARAMGEN,
EVP_PKEY_CTRL_DSA_PARAMGEN_Q_BITS,
params->params.divisor_bits,
nullptr) <= 0) {
if (EVP_PKEY_CTX_set_dsa_paramgen_q_bits(
param_ctx.get(), params->params.divisor_bits) <= 0) {
return EVPKeyCtxPointer();
}
}
Expand Down