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ec.h: Explain use of strstr() for EVP_EC_gen() and add #include <string.h>

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Fixes #17362

Reviewed-by: Matt Caswell <matt@openssl.org>
Reviewed-by: Paul Dale <pauli@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/17380)
This commit is contained in:
Dr. David von Oheimb 2021-12-30 09:30:18 +01:00 committed by Dr. David von Oheimb
parent 352a0bcaab
commit 1d8f18dce1
1 changed files with 3 additions and 0 deletions
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3
include/openssl/ec.h
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@ -20,6 +20,8 @@
# include <openssl/opensslconf.h>
# include <openssl/types.h>
# include <string.h>
# ifdef __cplusplus
extern "C" {
# endif
@ -1548,6 +1550,7 @@ OSSL_DEPRECATEDIN_3_0 void EC_KEY_METHOD_get_verify
# define EVP_EC_gen(curve) \
EVP_PKEY_Q_keygen(NULL, NULL, "EC", (char *)(strstr(curve, "")))
/* strstr is used to enable type checking for the variadic string arg */
# define ECParameters_dup(x) ASN1_dup_of(EC_KEY, i2d_ECParameters, \
d2i_ECParameters, x)