boringssl/tool/pkcs12.cc
David Benjamin eee7306c72 Get bssl tool building on Windows.
This lets us run bssl speed at least. bssl client is currently compiled
out until we clean up our socket story on Windows and get it working.

Change-Id: Ib1dc0d0e0a6eed7544207e7bbe138503731fda67
Reviewed-on: https://boringssl-review.googlesource.com/2103
Reviewed-by: Adam Langley <agl@google.com>
2014-10-31 22:02:01 +00:00

138 lines
3.3 KiB
C++

/* Copyright (c) 2014, Google Inc.
*
* Permission to use, copy, modify, and/or distribute this software for any
* purpose with or without fee is hereby granted, provided that the above
* copyright notice and this permission notice appear in all copies.
*
* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
* SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
* CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. */
#include <openssl/base.h>
#include <memory>
#include <string>
#include <vector>
#include <errno.h>
#include <fcntl.h>
#include <stdint.h>
#include <sys/stat.h>
#include <sys/types.h>
#if defined(OPENSSL_WINDOWS)
#include <io.h>
#else
#include <unistd.h>
#endif
#include <openssl/bytestring.h>
#include <openssl/pem.h>
#include <openssl/pkcs8.h>
#include <openssl/stack.h>
#include "internal.h"
#if defined(OPENSSL_WINDOWS)
typedef int read_result_t;
#else
typedef ssize_t read_result_t;
#endif
static const struct argument kArguments[] = {
{
"-dump", false, "Dump the key and contents of the given file to stdout",
},
{
"", false, "",
},
};
bool DoPKCS12(const std::vector<std::string> &args) {
std::map<std::string, std::string> args_map;
if (!ParseKeyValueArguments(&args_map, args, kArguments) ||
args_map["-dump"].empty()) {
PrintUsage(kArguments);
return false;
}
int fd = open(args_map["-dump"].c_str(), O_RDONLY);
if (fd < 0) {
perror("open");
return false;
}
struct stat st;
if (fstat(fd, &st)) {
perror("fstat");
close(fd);
return false;
}
const size_t size = st.st_size;
std::unique_ptr<uint8_t[]> contents(new uint8_t[size]);
read_result_t n;
size_t off = 0;
do {
n = read(fd, &contents[off], size - off);
if (n >= 0) {
off += static_cast<size_t>(n);
}
} while ((n > 0 && off < size) || (n == -1 && errno == EINTR));
if (off != size) {
perror("read");
close(fd);
return false;
}
close(fd);
printf("Enter password: ");
fflush(stdout);
char password[256];
off = 0;
do {
n = read(0, &password[off], sizeof(password) - 1 - off);
if (n >= 0) {
off += static_cast<size_t>(n);
}
} while ((n > 0 && memchr(password, '\n', off) == NULL &&
off < sizeof(password) - 1) ||
(n == -1 && errno == EINTR));
char *newline = reinterpret_cast<char*>(memchr(password, '\n', off));
if (newline == NULL) {
return false;
}
*newline = 0;
CBS pkcs12;
CBS_init(&pkcs12, contents.get(), size);
EVP_PKEY *key;
STACK_OF(X509) *certs = sk_X509_new_null();
if (!PKCS12_get_key_and_certs(&key, certs, &pkcs12, password)) {
fprintf(stderr, "Failed to parse PKCS#12 data:\n");
BIO_print_errors_fp(stderr);
return false;
}
PEM_write_PrivateKey(stdout, key, NULL, NULL, 0, NULL, NULL);
EVP_PKEY_free(key);
for (size_t i = 0; i < sk_X509_num(certs); i++) {
PEM_write_X509(stdout, sk_X509_value(certs, i));
}
sk_X509_pop_free(certs, X509_free);
return true;
}