9968ceb Add a function to compute a sha256 hash out of a buffer — HardenedBSD-pkg

rad:z3QDZAW2FAfuLvihrhiyDC9fAD8G9

HardenedBSD Package Manager

Add a function to compute a sha256 hash out of a buffer

Baptiste Daroussin committed 12 years ago

commit 9968ceb1f596dcb35abfd59818844dea8233e583
parent 3b61d10

2 files changed +17 -0

modified libpkg/private/utils.h

@@ -83,6 +83,7 @@ int format_exec_cmd(char **, const char *, const char *, const char *, char *);

 int is_dir(const char *);
 int is_conf_file(const char *path, char *newpath, size_t len);
 int sha256_buf(char *, size_t len, char[SHA256_DIGEST_LENGTH * 2 +1]);
 int sha256_file(const char *, char[SHA256_DIGEST_LENGTH * 2 +1]);
 int sha256_fd(int fd, char[SHA256_DIGEST_LENGTH * 2 +1]);
 int md5_file(const char *, char[MD5_DIGEST_LENGTH * 2 +1]);

modified libpkg/utils.c

@@ -350,6 +350,22 @@ sha256_file(const char *path, char out[SHA256_DIGEST_LENGTH * 2 + 1])

 }
 int
 sha256_buf(char *buf, size_t len, char out[SHA256_DIGEST_LENGTH * 2 + 1])
 {
 	unsigned char hash[SHA256_DIGEST_LENGTH];
 	SHA256_CTX sha256;
 	out[0] = '\0';
 	SHA256_Init(&sha256);
 	SHA256_Update(&sha256, buf, len);
 	SHA256_Final(hash, &sha256);
 	sha256_hash(hash, out);
 	return (EPKG_OK);
 }
 int
 sha256_fd(int fd, char out[SHA256_DIGEST_LENGTH * 2 + 1])
 {
 	int my_fd = -1;