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Provide EVP_RSA_gen on legacy OpenSSL

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Kovid Goyal 2023-10-06 15:10:57 +05:30
parent 4605c43101
commit e2d846deb3
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1 changed files with 20 additions and 0 deletions
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20
src/calibre/utils/certgen.c
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@ -41,6 +41,26 @@ static void free_rsa_keypair(PyObject *capsule) {
EVP_PKEY_free(pkey);
}
#if OPENSSL_VERSION_NUMBER < 0x30000000L
static EVP_PKEY *
EVP_RSA_gen(int keysize) {
EVP_PKEY_CTX *ctx = EVP_PKEY_CTX_new_id(EVP_PKEY_RSA, NULL);
if (!ctx) return NULL;
if (EVP_PKEY_keygen_init(ctx) <= 0) { EVP_PKEY_CTX_free(ctx); return NULL; }
if (EVP_PKEY_CTX_set_rsa_keygen_bits(ctx, keysize) <= 0) {
EVP_PKEY_CTX_free(ctx);
return NULL;
}
EVP_PKEY *key = NULL;
if (EVP_PKEY_keygen(ctx, &key) <= 0) {
EVP_PKEY_CTX_free(ctx);
return NULL;
}
EVP_PKEY_CTX_free(ctx);
return key;
}
#endif
static PyObject*
create_rsa_keypair(PyObject *self, PyObject *args) {
int keysize = 0;