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Make numerous improvements

Browse source 
- Python static hello world now 1.8mb
- Python static fully loaded now 10mb
- Python HTTPS client now uses MbedTLS
- Python REPL now completes import stmts
- Increase stack size for Python for now
- Begin synthesizing posixpath and ntpath
- Restore Python \N{UNICODE NAME} support
- Restore Python NFKD symbol normalization
- Add optimized code path for Intel SHA-NI
- Get more Python unit tests passing faster
- Get Python help() pagination working on NT
- Python hashlib now supports MbedTLS PBKDF2
- Make memcpy/memmove/memcmp/bcmp/etc. faster
- Add Mersenne Twister and Vigna to LIBC_RAND
- Provide privileged __printf() for error code
- Fix zipos opendir() so that it reports ENOTDIR
- Add basic chmod() implementation for Windows NT
- Add Cosmo's best functions to Python cosmo module
- Pin function trace indent depth to that of caller
- Show memory diagram on invalid access in MODE=dbg
- Differentiate stack overflow on crash in MODE=dbg
- Add stb_truetype and tools for analyzing font files
- Upgrade to UNICODE 13 and reduce its binary footprint
- COMPILE.COM now logs resource usage of build commands
- Start implementing basic poll() support on bare metal
- Set getauxval(AT_EXECFN) to GetModuleFileName() on NT
- Add descriptions to strerror() in non-TINY build modes
- Add COUNTBRANCH() macro to help with micro-optimizations
- Make error / backtrace / asan / memory code more unbreakable
- Add fast perfect C implementation of μ-Law and a-Law audio codecs
- Make strtol() functions consistent with other libc implementations
- Improve Linenoise implementation (see also github.com/jart/bestline)
- COMPILE.COM now suppresses stdout/stderr of successful build commands
This commit is contained in:
Justine Tunney 2021-09-27 22:58:51 -07:00
parent fa7b4f5bd1
commit 39bf41f4eb
806 changed files with 77494 additions and 63859 deletions
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8
third_party/mbedtls/ecdh_everest.c vendored
View file

@ -101,7 +101,7 @@ int mbedtls_everest_make_params(mbedtls_ecdh_context_everest *ctx, size_t *olen,
*buf++ = KEYSIZE;
curve25519(buf, ctx->our_secret, base);
base[0] = 0;
if (!timingsafe_memcmp(buf, base, KEYSIZE))
if (!timingsafe_bcmp(buf, base, KEYSIZE))
return MBEDTLS_ERR_ECP_RANDOM_FAILED;
return 0;
}
@ -202,7 +202,7 @@ int mbedtls_everest_make_public(mbedtls_ecdh_context_everest *ctx, size_t *olen,
*buf++ = KEYSIZE;
curve25519(buf, ctx->our_secret, base);
base[0] = 0;
if (!timingsafe_memcmp(buf, base, KEYSIZE))
if (!timingsafe_bcmp(buf, base, KEYSIZE))
return MBEDTLS_ERR_ECP_RANDOM_FAILED;
return ret;
}
@ -265,10 +265,10 @@ int mbedtls_everest_calc_secret(mbedtls_ecdh_context_everest *ctx, size_t *olen,
*olen = KEYSIZE;
if (blen < *olen) return MBEDTLS_ERR_ECP_BUFFER_TOO_SMALL;
curve25519(buf, ctx->our_secret, ctx->peer_point);
if (!timingsafe_memcmp(buf, ctx->our_secret, KEYSIZE)) goto wut;
if (!timingsafe_bcmp(buf, ctx->our_secret, KEYSIZE)) goto wut;
/* Wipe the DH secret and don't let the peer chose a small subgroup point */
mbedtls_platform_zeroize(ctx->our_secret, KEYSIZE);
if (!timingsafe_memcmp(buf, ctx->our_secret, KEYSIZE)) goto wut;
if (!timingsafe_bcmp(buf, ctx->our_secret, KEYSIZE)) goto wut;
return 0;
wut:
mbedtls_platform_zeroize(buf, KEYSIZE);