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Fix compiling warnings in example code

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The example code in EVP_DigestInit.pod generates warnings if users try
to compile it.

[skip ci]

Reviewed-by: Matt Caswell <matt@openssl.org>
(Merged from https://github.com/openssl/openssl/pull/7362)
This commit is contained in:
Paul Yang 2018-10-08 16:36:49 +08:00
parent c2e33a05b1
commit 19ac1bf2de
1 changed files with 3 additions and 2 deletions
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5
doc/man3/EVP_DigestInit.pod
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@ -310,16 +310,17 @@ This example digests the data "Test Message\n" and "Hello World\n", using the
digest name passed on the command line.
#include <stdio.h>
#include <string.h>
#include <openssl/evp.h>
main(int argc, char *argv[])
int main(int argc, char *argv[])
{
EVP_MD_CTX *mdctx;
const EVP_MD *md;
char mess1[] = "Test Message\n";
char mess2[] = "Hello World\n";
unsigned char md_value[EVP_MAX_MD_SIZE];
int md_len, i;
unsigned int md_len, i;
if (argv[1] == NULL) {
printf("Usage: mdtest digestname\n");