On 03/05/17 16:10, Lior Koskas wrote: > I checked the evp.h file in the path /usr/local/include and indeed it's > not contain any gcm functions. > I installed openssl via yum install openssl-devel in the past. So, how did you install OpenSSL this time? Matt > > On 3 May 2017 at 17:32, Matt Caswell <matt@xxxxxxxxxxx > <mailto:matt@xxxxxxxxxxx>> wrote: > > > > On 03/05/17 15:19, Lior Koskas wrote: > > Thank you for your answer. > > > > I made all the changes and the code isn't compiling. > > > > I'm using cmake in order to build the code. > > > > my CMakeLists.txt contains this line in order to include openssl headers: > > > > INCLUDE_DIRECTORIES(/usr/include/openssl/ /usr/local/include/openssl/) > > Where did you install OpenSSL? By default OpenSSL 1.1.0 will install to > /usr/local, and the headers will be in /usr/local/include. The final > "openssl" directory name in the path to the individual header files > should not be included in the include directory path. > > My guess is that you are picking up the system openssl headers rather > than the ones from your 1.1.0 installation. > > Most likely this needs to be: > > INCLUDE_DIRECTORIES(/usr/local/include) > > But it does depend on options that you gave to config when you compiled > OpenSSL (also I don't use cmake so I could be wrong). > > > > > > The constructor of my code is : > > > > HashEncrypt::HashEncrypt(const unsigned char *key, const unsigned char > > *iv, size_t ivSizeBytes) > > { > > // copy the 128-bit key > > memcpy(_key, key, 16); > > > > //copy the iv: > > EVP_CIPHER_CTX *_ctx; > > _iv = new unsigned char[ivSizeBytes]; > > memcpy(_iv, iv, ivSizeBytes); > > > > //EVP_CIPHER_CTX_init(&_ctx); > > _ctx = EVP_CIPHER_CTX_new(); > > > > EVP_EncryptInit_ex(_ctx, EVP_aes_128_gcm(), NULL, NULL, NULL); > > > > EVP_CIPHER_CTX_ctrl(_ctx, EVP_CTRL_GCM_SET_IVLEN, ivSizeBytes, NULL); > > > > EVP_EncryptInit_ex(_ctx, NULL, NULL, _key, _iv); > > You need a call to EVP_CIPHER_CTX_free(_ctx) at the end too...plus check > the return values from these function calls for errors. > > Matt > > > > > } > > > > What I'm missing? > > > > > > > > > > On 3 May 2017 at 12:57, Matt Caswell <matt@xxxxxxxxxxx <mailto:matt@xxxxxxxxxxx> > > <mailto:matt@xxxxxxxxxxx <mailto:matt@xxxxxxxxxxx>>> wrote: > > > > > > > > On 03/05/17 10:33, Lior Koskas wrote: > > > I viewed the file and the definition exists. > > > I also checked that I'm picking the correct version. > > > > > > My problem is this line : EVP_EncryptInit_ex(&_ctx, > EVP_aes_128_gcm(), > > > NULL, NULL, NULL); > > > > > > I also tried to change the code to this two lines : > > > EVP_CIPHER *EVP evp_gcm = EVP_aes_128_gcm(); > > > > You have one too many "EVP"'s in there. It should be: > > > > const EVP_CIPHER *evp_gcm = EVP_aes_128_gcm(); > > > > Although, that really shouldn't be necessary and your original > version > > looks ok. What doesn't look quite right is the "&_ctx" bit. In > 1.1.0 an > > EVP_CIPHER_CTX is an opaque type. You cannot allocate concrete > instances > > of it directly. > > > > Where previously you might have had: > > > > EVP_CIPHER_CTX _ctx; > > > > EVP_CIPHER_CTX_init(&_ctx); > > EVP_EncryptInit_ex(&_ctx, EVP_aes_128_gcm(), NULL, NULL, NULL); > > > > > > You now need to do: > > > > EVP_CIPHER_CTX *_ctx; > > > > _ctx = EVP_CIPHER_CTX_new(); > > EVP_EncryptInit_ex(_ctx, EVP_aes_128_gcm(), NULL, NULL, NULL); > > > > ... > > EVP_CIPHER_CTX_free(_ctx); > > > > > > I have omitted error checking code for brevity. > > > > Matt > > > > > > > EVP_EncryptInit_ex(&_ctx, evp_gcm, NULL, NULL, NULL); > > > > > > After the change I got this error : expected initializer > before ‘evp_gcm’ > > > > > > What am I doing wrong? > > > > > > On 3 May 2017 at 12:07, Matt Caswell <matt@xxxxxxxxxxx > <mailto:matt@xxxxxxxxxxx> <mailto:matt@xxxxxxxxxxx > <mailto:matt@xxxxxxxxxxx>> > > > <mailto:matt@xxxxxxxxxxx <mailto:matt@xxxxxxxxxxx> > <mailto:matt@xxxxxxxxxxx <mailto:matt@xxxxxxxxxxx>>>> wrote: > > > > > > > > > > > > On 03/05/17 09:43, Lior Koskas wrote: > > > > Hi, > > > > > > > > I'm using EVP_aes_128_gcm and have problem with > compiling it > > with > > > > OpenSSL 1.1.0 (earlier versions are compiling). > > > > Although I included <openssl/evp.h> I got this error : > error: > > > > ‘EVP_aes_128_gcm’ was not declared in this scope. > > > > > > > > I'm using CentOS 7.3. > > > > > > > > Which file I need to include in order to compile > > EVP_aes_128_gcm ? > > > > > > It's still declared in evp.h: > > > > > > const EVP_CIPHER *EVP_aes_128_gcm(void); > > > > > > Perhaps you are not picking up the version of evp.h that > you think > > > you are? > > > > > > Matt > > > > > > -- > > > openssl-users mailing list > > > To unsubscribe: > > > https://mta.openssl.org/mailman/listinfo/openssl-users > <https://mta.openssl.org/mailman/listinfo/openssl-users> > > <https://mta.openssl.org/mailman/listinfo/openssl-users > <https://mta.openssl.org/mailman/listinfo/openssl-users>> > > > <https://mta.openssl.org/mailman/listinfo/openssl-users > <https://mta.openssl.org/mailman/listinfo/openssl-users> > > <https://mta.openssl.org/mailman/listinfo/openssl-users > <https://mta.openssl.org/mailman/listinfo/openssl-users>>> > > > > > > > > > > > > > > > -- > > > Lior Koskas > > > Software Engineer > > > > > > > > -- > > openssl-users mailing list > > To unsubscribe: > > https://mta.openssl.org/mailman/listinfo/openssl-users > <https://mta.openssl.org/mailman/listinfo/openssl-users> > > <https://mta.openssl.org/mailman/listinfo/openssl-users > <https://mta.openssl.org/mailman/listinfo/openssl-users>> > > > > > > > > > > -- > > Lior Koskas > > Software Engineer > > > > > -- > openssl-users mailing list > To unsubscribe: > https://mta.openssl.org/mailman/listinfo/openssl-users > <https://mta.openssl.org/mailman/listinfo/openssl-users> > > > > > -- > Lior Koskas > Software Engineer > > -- openssl-users mailing list To unsubscribe: https://mta.openssl.org/mailman/listinfo/openssl-users
