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Backport from xs.

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default 2023-03-30 11:17:27 +02:00
parent 1b22dbb5df
commit 6ee71cdbc8
2 changed files with 23 additions and 57 deletions
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78
xs_openssl.h
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@ -4,10 +4,13 @@
#define _XS_OPENSSL_H
xs_str *xs_md5_hex(const xs_val *input, int size);
xs_str *xs_sha1_hex(const xs_val *input, int size);
xs_str *xs_sha256_hex(const xs_val *input, int size);
xs_str *xs_sha256_base64(const xs_val *input, int size);
xs_str *_xs_digest(const xs_val *input, int size, const char *digest, int as_hex);
#define xs_md5_hex(input, size) _xs_digest(input, size, "md5", 1)
#define xs_sha1_hex(input, size) _xs_digest(input, size, "sha1", 1)
#define xs_sha256_hex(input, size) _xs_digest(input, size, "sha256", 1)
#define xs_sha256_base64(input, size) _xs_digest(input, size, "sha256", 0)
xs_dict *xs_rsa_genkey(int bits);
xs_str *xs_rsa_sign(const char *secret, const char *mem, int size);
int xs_rsa_verify(const char *pubkey, const char *mem, int size, const char *b64sig);
@ -17,67 +20,30 @@ int xs_evp_verify(const char *pubkey, const char *mem, int size, const char *b64
#ifdef XS_IMPLEMENTATION
#include "openssl/md5.h"
#include "openssl/sha.h"
#include "openssl/rsa.h"
#include "openssl/pem.h"
#include "openssl/evp.h"
xs_str *xs_md5_hex(const xs_val *input, int size)
xs_str *_xs_digest(const xs_val *input, int size, const char *digest, int as_hex)
/* generic function for generating and encoding digests */
{
unsigned char md5[16];
MD5_CTX ctx;
const EVP_MD *md;
MD5_Init(&ctx);
MD5_Update(&ctx, input, size);
MD5_Final(md5, &ctx);
if ((md = EVP_get_digestbyname(digest)) == NULL)
return NULL;
return xs_hex_enc((char *)md5, sizeof(md5));
}
unsigned char output[1024];
unsigned int out_size;
EVP_MD_CTX *mdctx;
mdctx = EVP_MD_CTX_new();
EVP_DigestInit_ex(mdctx, md, NULL);
EVP_DigestUpdate(mdctx, input, size);
EVP_DigestFinal_ex(mdctx, output, &out_size);
EVP_MD_CTX_free(mdctx);
xs_str *xs_sha1_hex(const xs_val *input, int size)
{
unsigned char sha1[20];
SHA_CTX ctx;
SHA1_Init(&ctx);
SHA1_Update(&ctx, input, size);
SHA1_Final(sha1, &ctx);
return xs_hex_enc((char *)sha1, sizeof(sha1));
}
unsigned char *_xs_sha256(const void *input, int size, unsigned char *sha256)
{
SHA256_CTX ctx;
SHA256_Init(&ctx);
SHA256_Update(&ctx, input, size);
SHA256_Final(sha256, &ctx);
return sha256;
}
xs_str *xs_sha256_hex(const xs_val *input, int size)
{
unsigned char sha256[32];
_xs_sha256(input, size, sha256);
return xs_hex_enc((char *)sha256, sizeof(sha256));
}
xs_str *xs_sha256_base64(const xs_val *input, int size)
{
unsigned char sha256[32];
_xs_sha256(input, size, sha256);
return xs_base64_enc((char *)sha256, sizeof(sha256));
return as_hex ? xs_hex_enc ((char *)output, out_size) :
xs_base64_enc((char *)output, out_size);
}

2
xs_version.h
View file

@ -1 +1 @@
/* a4c157da387d94c849d85371ab7773b5f1446dc1 */
/* fe95bda22e514fa188c50438cce0eee0c6919911 */