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compiles and starts

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This commit is contained in:
Paul Driver 2020-09-30 10:14:22 -07:00
parent 58e4915a8d
commit ecd4b2531a
4 changed files with 30 additions and 31 deletions
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8
pkg/urbit/daemon/main.c
View File

@ -748,6 +748,10 @@ main(c3_i argc,
}
}
// starting u3m configures OpenSSL memory functions, so we must do it
// before any OpenSSL allocations
u3m_boot_lite();
// Initialize OpenSSL for client and server
//
{
@ -755,10 +759,6 @@ main(c3_i argc,
SSL_load_error_strings();
}
// must come before curl initialization because curl will use
// openssl malloc and prevent us from installing our custom allocator
u3m_boot_lite();
// initialize curl
//
if ( 0 != curl_global_init(CURL_GLOBAL_DEFAULT) ) {

21
pkg/urbit/jets/e/secp.c
View File

@ -7,16 +7,15 @@
#include "urcrypt.h"
#include <ent.h>
static void* pre_u;
static urcrypt_secp_context sec_u;
static urcrypt_secp_context* sec_u;
void u3e_secp_init()
{
c3_y ent_y[32];
ent_getentropy(ent_y, 32);
pre_u = malloc(urcrypt_secp_prealloc_size());
sec_u = malloc(urcrypt_secp_prealloc_size());
if ( 0 != urcrypt_secp_init(&sec_u, pre_u, ent_y) ) {
if ( 0 != urcrypt_secp_init(sec_u, ent_y) ) {
u3l_log("%s\r\n", "u3e_secp_init failed");
abort();
}
@ -24,9 +23,9 @@ void u3e_secp_init()
void u3e_secp_stop()
{
urcrypt_secp_destroy(&sec_u);
free(pre_u);
pre_u = NULL;
urcrypt_secp_destroy(sec_u);
free(sec_u);
sec_u = NULL;
}
/* util funcs
@ -192,7 +191,8 @@ _cqe_reco(u3_atom has,
u3r_bytes_fit(32, has_y, has) &&
u3r_bytes_fit(32, sir_y, sir) &&
u3r_bytes_fit(32, sis_y, sis) &&
(0 == urcrypt_secp_reco(has_y, (c3_y) siv, sir_y, sis_y, x_y, y_y))) )
(0 == urcrypt_secp_reco(sec_u, has_y,
(c3_y) siv, sir_y, sis_y, x_y, y_y))) )
{
return u3_none;
}
@ -333,9 +333,6 @@ u3we_make(u3_noun cor)
return u3m_bail(c3__exit);
}
else {
return u3l_punt("secp-make",
_cqe_256k1_veri(cor)
? _cqe_make(has, prv)
: u3_none);
return u3l_punt("secp-make", _cqe_make(has, prv));
}
}

16
pkg/urcrypt/urcrypt.c
View File

@ -15,6 +15,7 @@
#include <secp256k1.h>
#include <secp256k1_recovery.h>
#include <secp256k1_preallocated.h>
int
urcrypt_set_openssl_mem_functions(urcrypt_openssl_malloc_t m,
@ -772,7 +773,7 @@ urcrypt_argon2(uint8_t type,
uint8_t *salt,
size_t out_length,
uint8_t *out,
urcrypt_argon2_malloc_t malloc_ptr,
urcrypt_argon2_alloc_t alloc_ptr,
urcrypt_argon2_free_t free_ptr)
{
if ( !( SZ_32(secret_length) &&
@ -824,13 +825,11 @@ urcrypt_argon2(uint8_t type,
threads,
threads,
version, // algorithm version
malloc_ptr, // custom memory allocation function
alloc_ptr, // custom memory allocation function
free_ptr, // custom memory deallocation function
ARGON2_DEFAULT_FLAGS // by default only internal memory is cleared
};
_urcrypt_argon2_malloc_ptr = malloc_ptr;
_urcrypt_argon2_free_ptr = free_ptr;
result = (*f)(&context);
if ( ARGON2_OK != result ) {
@ -870,25 +869,26 @@ urcrypt_blake2(size_t message_length,
}
}
#define SECP_FLAGS SECP256K1_CONTEXT_VERIFY | SECP256K1_CONTEXT_SIGN;
#define SECP_FLAGS SECP256K1_CONTEXT_VERIFY | SECP256K1_CONTEXT_SIGN
struct urcrypt_secp_context_struct {
secp256k1_context* secp;
uint8_t prealloc[];
};
size_t
urcrypt_secp_prealloc_size()
{
return secp256k1_context_preallocated_size(SECP_FLAGS);
return sizeof(urcrypt_secp_context) +
secp256k1_context_preallocated_size(SECP_FLAGS);
}
int
urcrypt_secp_init(urcrypt_secp_context *context,
void *prealloc,
uint8_t entropy[32])
{
secp256k1_context* secp =
secp256k1_context_preallocated_create(prealloc, SECP_FLAGS);
secp256k1_context_preallocated_create(context->prealloc, SECP_FLAGS);
if ( 1 == secp256k1_context_randomize(secp, entropy) ) {
context->secp = secp;
return 0;

16
pkg/urcrypt/urcrypt.h
View File

@ -27,14 +27,14 @@ typedef void *(*urcrypt_openssl_realloc_t)(void*, size_t
#endif
);
typedef void (*urcrypt_openssl_free_t)(void*,
typedef void (*urcrypt_openssl_free_t)(void*
#if OPENSSL_VERSION_NUMBER >= 0x10100000L
, const char*, int
#endif
);
typedef int (*urcrypt_argon2_alloc_t)(uint8_t**, size_t);
typedef void (*urcrypt_argon2_free)(uint8_t*, size_t);
typedef void (*urcrypt_argon2_free_t)(uint8_t*, size_t);
int urcrypt_set_openssl_mem_functions(urcrypt_openssl_malloc_t,
urcrypt_openssl_realloc_t,
@ -86,6 +86,8 @@ int urcrypt_aes_ecbb_de(uint8_t key[24], uint8_t block[16], uint8_t out[16]);
int urcrypt_aes_ecbc_en(uint8_t key[32], uint8_t block[16], uint8_t out[16]);
int urcrypt_aes_ecbc_de(uint8_t key[32], uint8_t block[16], uint8_t out[16]);
typedef void* (*urcrypt_realloc_t)(void*, size_t);
// message and length are read/write so
// realloc_ptr can be used as realloc to pad message
int urcrypt_aes_cbca_en(uint8_t **message_ptr,
@ -197,7 +199,7 @@ const char* urcrypt_argon2(uint8_t type, // one of the urcrpyt_argon2_*
uint8_t *salt,
size_t out_length,
uint8_t *out,
urcrypt_argon2_malloc_t malloc_ptr,
urcrypt_argon2_alloc_t alloc_ptr,
urcrypt_argon2_free_t free_ptr);
int urcrypt_blake2(size_t message_length,
@ -212,13 +214,12 @@ int urcrypt_blake2(size_t message_length,
*/
typedef struct urcrypt_secp_context_struct urcrypt_secp_context;
// malloc a pointer of this size and pass it to init
// size of opaque secp handle, malloc and pass to init
size_t urcrypt_secp_prealloc_size(void);
// call this once at per context with high quality entropy
int urcrypt_secp_init(urcrypt_secp_context *context,
void* prealloc,
uint8_t entropy[32]);
// call just before freeing prealloc'd pointer
// call before freeing opaque secp handle
void urcrypt_secp_destroy(urcrypt_secp_context *context);
/* restore initial secp context conditons (not thread-safe). Recommendation:
@ -229,7 +230,8 @@ void urcrypt_secp_cleanup(void);
// technically usable without the secp context
int urcrypt_secp_make(uint8_t hash[32], uint8_t key[32], uint8_t out[32]);
int urcrypt_secp_reco(uint8_t hash[32],
int urcrypt_secp_reco(urcrypt_secp_context* context,
uint8_t hash[32],
uint8_t key_v, // 0, 1, 2, 3
const uint8_t key_r[32],
const uint8_t key_s[32],