зеркало из https://github.com/github/ruby.git
101 строка
1.9 KiB
C
101 строка
1.9 KiB
C
#include "ruby.h"
|
|
#include "sha1.h"
|
|
|
|
static VALUE cSHA1;
|
|
|
|
static VALUE
|
|
sha1_update(obj, str)
|
|
VALUE obj;
|
|
struct RString *str;
|
|
{
|
|
SHA1_CTX *sha1;
|
|
|
|
Check_Type(str, T_STRING);
|
|
Data_Get_Struct(obj, SHA1_CTX, sha1);
|
|
SHA1Update(sha1, str->ptr, str->len);
|
|
|
|
return obj;
|
|
}
|
|
|
|
static VALUE
|
|
sha1_digest(obj)
|
|
VALUE obj;
|
|
{
|
|
SHA1_CTX *sha1, ctx;
|
|
unsigned char digest[20];
|
|
|
|
Data_Get_Struct(obj, SHA1_CTX, sha1);
|
|
ctx = *sha1;
|
|
SHA1Final(digest, &ctx);
|
|
|
|
return rb_str_new(digest, 20);
|
|
}
|
|
|
|
static VALUE
|
|
sha1_hexdigest(obj)
|
|
VALUE obj;
|
|
{
|
|
SHA1_CTX *sha1, ctx;
|
|
unsigned char digest[20];
|
|
char buf[33];
|
|
int i;
|
|
|
|
Data_Get_Struct(obj, SHA1_CTX, sha1);
|
|
ctx = *sha1;
|
|
SHA1Final(digest, &ctx);
|
|
|
|
for (i=0; i<20; i++) {
|
|
sprintf(buf+i*2, "%02x", digest[i]);
|
|
}
|
|
return rb_str_new(buf, 40);
|
|
}
|
|
|
|
static VALUE
|
|
sha1_clone(obj)
|
|
VALUE obj;
|
|
{
|
|
SHA1_CTX *sha1, *sha1_new;
|
|
|
|
Data_Get_Struct(obj, SHA1_CTX, sha1);
|
|
obj = Data_Make_Struct(CLASS_OF(obj), SHA1_CTX, 0, free, sha1_new);
|
|
*sha1_new = *sha1;
|
|
|
|
return obj;
|
|
}
|
|
|
|
static VALUE
|
|
sha1_new(argc, argv, class)
|
|
int argc;
|
|
VALUE* argv;
|
|
VALUE class;
|
|
{
|
|
VALUE arg, obj;
|
|
SHA1_CTX *sha1;
|
|
|
|
rb_scan_args(argc, argv, "01", &arg);
|
|
if (!NIL_P(arg)) Check_Type(arg, T_STRING);
|
|
|
|
obj = Data_Make_Struct(class, SHA1_CTX, 0, free, sha1);
|
|
SHA1Init(sha1);
|
|
if (!NIL_P(arg)) {
|
|
sha1_update(obj, arg);
|
|
}
|
|
|
|
return obj;
|
|
}
|
|
|
|
void
|
|
Init_sha1()
|
|
{
|
|
cSHA1 = rb_define_class("SHA1", rb_cObject);
|
|
|
|
rb_define_singleton_method(cSHA1, "new", sha1_new, -1);
|
|
rb_define_singleton_method(cSHA1, "sha1", sha1_new, -1);
|
|
|
|
rb_define_method(cSHA1, "update", sha1_update, 1);
|
|
rb_define_method(cSHA1, "<<", sha1_update, 1);
|
|
rb_define_method(cSHA1, "digest", sha1_digest, 0);
|
|
rb_define_method(cSHA1, "hexdigest", sha1_hexdigest, 0);
|
|
rb_define_method(cSHA1, "clone", sha1_clone, 0);
|
|
}
|