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author | Adam Harrison <adamdharrison@gmail.com> | 2022-11-26 16:20:59 -0500 |
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committer | Adam Harrison <adamdharrison@gmail.com> | 2022-11-29 18:39:46 -0500 |
commit | fc0c4ed9a3103e0e6534311923668879fc8e0875 (patch) | |
tree | 6e7723c3f45d39f06c243d9c18a3c038da948793 /lib/mbedtls-2.27.0/library/debug.c | |
parent | 3836606e2b735ba7b2dc0f580231843660587fb4 (diff) | |
download | lite-xl-plugin-manager-fc0c4ed9a3103e0e6534311923668879fc8e0875.tar.gz lite-xl-plugin-manager-fc0c4ed9a3103e0e6534311923668879fc8e0875.zip |
Removed openssl, and curl, and added mbedded tls.curl-removal
Almost fully removed curl, needs more testing.
Fixed most issues, now trying to cross compile.
Fix?
Sigh.
Diffstat (limited to 'lib/mbedtls-2.27.0/library/debug.c')
-rw-r--r-- | lib/mbedtls-2.27.0/library/debug.c | 422 |
1 files changed, 422 insertions, 0 deletions
diff --git a/lib/mbedtls-2.27.0/library/debug.c b/lib/mbedtls-2.27.0/library/debug.c new file mode 100644 index 0000000..e108600 --- /dev/null +++ b/lib/mbedtls-2.27.0/library/debug.c @@ -0,0 +1,422 @@ +/* + * Debugging routines + * + * Copyright The Mbed TLS Contributors + * SPDX-License-Identifier: Apache-2.0 + * + * Licensed under the Apache License, Version 2.0 (the "License"); you may + * not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT + * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "common.h" + +#if defined(MBEDTLS_DEBUG_C) + +#if defined(MBEDTLS_PLATFORM_C) +#include "mbedtls/platform.h" +#else +#include <stdlib.h> +#define mbedtls_calloc calloc +#define mbedtls_free free +#define mbedtls_time_t time_t +#define mbedtls_snprintf snprintf +#define mbedtls_vsnprintf vsnprintf +#endif + +#include "mbedtls/debug.h" +#include "mbedtls/error.h" + +#include <stdarg.h> +#include <stdio.h> +#include <string.h> + +#if ( defined(__ARMCC_VERSION) || defined(_MSC_VER) ) && \ + !defined(inline) && !defined(__cplusplus) +#define inline __inline +#endif + +#define DEBUG_BUF_SIZE 512 + +static int debug_threshold = 0; + +void mbedtls_debug_set_threshold( int threshold ) +{ + debug_threshold = threshold; +} + +/* + * All calls to f_dbg must be made via this function + */ +static inline void debug_send_line( const mbedtls_ssl_context *ssl, int level, + const char *file, int line, + const char *str ) +{ + /* + * If in a threaded environment, we need a thread identifier. + * Since there is no portable way to get one, use the address of the ssl + * context instead, as it shouldn't be shared between threads. + */ +#if defined(MBEDTLS_THREADING_C) + char idstr[20 + DEBUG_BUF_SIZE]; /* 0x + 16 nibbles + ': ' */ + mbedtls_snprintf( idstr, sizeof( idstr ), "%p: %s", (void*)ssl, str ); + ssl->conf->f_dbg( ssl->conf->p_dbg, level, file, line, idstr ); +#else + ssl->conf->f_dbg( ssl->conf->p_dbg, level, file, line, str ); +#endif +} + +MBEDTLS_PRINTF_ATTRIBUTE(5, 6) +void mbedtls_debug_print_msg( const mbedtls_ssl_context *ssl, int level, + const char *file, int line, + const char *format, ... ) +{ + va_list argp; + char str[DEBUG_BUF_SIZE]; + int ret = MBEDTLS_ERR_ERROR_CORRUPTION_DETECTED; + + if( NULL == ssl || + NULL == ssl->conf || + NULL == ssl->conf->f_dbg || + level > debug_threshold ) + { + return; + } + + va_start( argp, format ); + ret = mbedtls_vsnprintf( str, DEBUG_BUF_SIZE, format, argp ); + va_end( argp ); + + if( ret >= 0 && ret < DEBUG_BUF_SIZE - 1 ) + { + str[ret] = '\n'; + str[ret + 1] = '\0'; + } + + debug_send_line( ssl, level, file, line, str ); +} + +void mbedtls_debug_print_ret( const mbedtls_ssl_context *ssl, int level, + const char *file, int line, + const char *text, int ret ) +{ + char str[DEBUG_BUF_SIZE]; + + if( NULL == ssl || + NULL == ssl->conf || + NULL == ssl->conf->f_dbg || + level > debug_threshold ) + { + return; + } + + /* + * With non-blocking I/O and examples that just retry immediately, + * the logs would be quickly flooded with WANT_READ, so ignore that. + * Don't ignore WANT_WRITE however, since is is usually rare. + */ + if( ret == MBEDTLS_ERR_SSL_WANT_READ ) + return; + + mbedtls_snprintf( str, sizeof( str ), "%s() returned %d (-0x%04x)\n", + text, ret, (unsigned int) -ret ); + + debug_send_line( ssl, level, file, line, str ); +} + +void mbedtls_debug_print_buf( const mbedtls_ssl_context *ssl, int level, + const char *file, int line, const char *text, + const unsigned char *buf, size_t len ) +{ + char str[DEBUG_BUF_SIZE]; + char txt[17]; + size_t i, idx = 0; + + if( NULL == ssl || + NULL == ssl->conf || + NULL == ssl->conf->f_dbg || + level > debug_threshold ) + { + return; + } + + mbedtls_snprintf( str + idx, sizeof( str ) - idx, "dumping '%s' (%u bytes)\n", + text, (unsigned int) len ); + + debug_send_line( ssl, level, file, line, str ); + + idx = 0; + memset( txt, 0, sizeof( txt ) ); + for( i = 0; i < len; i++ ) + { + if( i >= 4096 ) + break; + + if( i % 16 == 0 ) + { + if( i > 0 ) + { + mbedtls_snprintf( str + idx, sizeof( str ) - idx, " %s\n", txt ); + debug_send_line( ssl, level, file, line, str ); + + idx = 0; + memset( txt, 0, sizeof( txt ) ); + } + + idx += mbedtls_snprintf( str + idx, sizeof( str ) - idx, "%04x: ", + (unsigned int) i ); + + } + + idx += mbedtls_snprintf( str + idx, sizeof( str ) - idx, " %02x", + (unsigned int) buf[i] ); + txt[i % 16] = ( buf[i] > 31 && buf[i] < 127 ) ? buf[i] : '.' ; + } + + if( len > 0 ) + { + for( /* i = i */; i % 16 != 0; i++ ) + idx += mbedtls_snprintf( str + idx, sizeof( str ) - idx, " " ); + + mbedtls_snprintf( str + idx, sizeof( str ) - idx, " %s\n", txt ); + debug_send_line( ssl, level, file, line, str ); + } +} + +#if defined(MBEDTLS_ECP_C) +void mbedtls_debug_print_ecp( const mbedtls_ssl_context *ssl, int level, + const char *file, int line, + const char *text, const mbedtls_ecp_point *X ) +{ + char str[DEBUG_BUF_SIZE]; + + if( NULL == ssl || + NULL == ssl->conf || + NULL == ssl->conf->f_dbg || + level > debug_threshold ) + { + return; + } + + mbedtls_snprintf( str, sizeof( str ), "%s(X)", text ); + mbedtls_debug_print_mpi( ssl, level, file, line, str, &X->X ); + + mbedtls_snprintf( str, sizeof( str ), "%s(Y)", text ); + mbedtls_debug_print_mpi( ssl, level, file, line, str, &X->Y ); +} +#endif /* MBEDTLS_ECP_C */ + +#if defined(MBEDTLS_BIGNUM_C) +void mbedtls_debug_print_mpi( const mbedtls_ssl_context *ssl, int level, + const char *file, int line, + const char *text, const mbedtls_mpi *X ) +{ + char str[DEBUG_BUF_SIZE]; + size_t bitlen; + size_t idx = 0; + + if( NULL == ssl || + NULL == ssl->conf || + NULL == ssl->conf->f_dbg || + NULL == X || + level > debug_threshold ) + { + return; + } + + bitlen = mbedtls_mpi_bitlen( X ); + + mbedtls_snprintf( str, sizeof( str ), "value of '%s' (%u bits) is:\n", + text, (unsigned) bitlen ); + debug_send_line( ssl, level, file, line, str ); + + if( bitlen == 0 ) + { + str[0] = ' '; str[1] = '0'; str[2] = '0'; + idx = 3; + } + else + { + int n; + for( n = (int) ( ( bitlen - 1 ) / 8 ); n >= 0; n-- ) + { + size_t limb_offset = n / sizeof( mbedtls_mpi_uint ); + size_t offset_in_limb = n % sizeof( mbedtls_mpi_uint ); + unsigned char octet = + ( X->p[limb_offset] >> ( offset_in_limb * 8 ) ) & 0xff; + mbedtls_snprintf( str + idx, sizeof( str ) - idx, " %02x", octet ); + idx += 3; + /* Wrap lines after 16 octets that each take 3 columns */ + if( idx >= 3 * 16 ) + { + mbedtls_snprintf( str + idx, sizeof( str ) - idx, "\n" ); + debug_send_line( ssl, level, file, line, str ); + idx = 0; + } + } + } + + if( idx != 0 ) + { + mbedtls_snprintf( str + idx, sizeof( str ) - idx, "\n" ); + debug_send_line( ssl, level, file, line, str ); + } +} +#endif /* MBEDTLS_BIGNUM_C */ + +#if defined(MBEDTLS_X509_CRT_PARSE_C) +static void debug_print_pk( const mbedtls_ssl_context *ssl, int level, + const char *file, int line, + const char *text, const mbedtls_pk_context *pk ) +{ + size_t i; + mbedtls_pk_debug_item items[MBEDTLS_PK_DEBUG_MAX_ITEMS]; + char name[16]; + + memset( items, 0, sizeof( items ) ); + + if( mbedtls_pk_debug( pk, items ) != 0 ) + { + debug_send_line( ssl, level, file, line, + "invalid PK context\n" ); + return; + } + + for( i = 0; i < MBEDTLS_PK_DEBUG_MAX_ITEMS; i++ ) + { + if( items[i].type == MBEDTLS_PK_DEBUG_NONE ) + return; + + mbedtls_snprintf( name, sizeof( name ), "%s%s", text, items[i].name ); + name[sizeof( name ) - 1] = '\0'; + + if( items[i].type == MBEDTLS_PK_DEBUG_MPI ) + mbedtls_debug_print_mpi( ssl, level, file, line, name, items[i].value ); + else +#if defined(MBEDTLS_ECP_C) + if( items[i].type == MBEDTLS_PK_DEBUG_ECP ) + mbedtls_debug_print_ecp( ssl, level, file, line, name, items[i].value ); + else +#endif + debug_send_line( ssl, level, file, line, + "should not happen\n" ); + } +} + +static void debug_print_line_by_line( const mbedtls_ssl_context *ssl, int level, + const char *file, int line, const char *text ) +{ + char str[DEBUG_BUF_SIZE]; + const char *start, *cur; + + start = text; + for( cur = text; *cur != '\0'; cur++ ) + { + if( *cur == '\n' ) + { + size_t len = cur - start + 1; + if( len > DEBUG_BUF_SIZE - 1 ) + len = DEBUG_BUF_SIZE - 1; + + memcpy( str, start, len ); + str[len] = '\0'; + + debug_send_line( ssl, level, file, line, str ); + + start = cur + 1; + } + } +} + +void mbedtls_debug_print_crt( const mbedtls_ssl_context *ssl, int level, + const char *file, int line, + const char *text, const mbedtls_x509_crt *crt ) +{ + char str[DEBUG_BUF_SIZE]; + int i = 0; + + if( NULL == ssl || + NULL == ssl->conf || + NULL == ssl->conf->f_dbg || + NULL == crt || + level > debug_threshold ) + { + return; + } + + while( crt != NULL ) + { + char buf[1024]; + + mbedtls_snprintf( str, sizeof( str ), "%s #%d:\n", text, ++i ); + debug_send_line( ssl, level, file, line, str ); + + mbedtls_x509_crt_info( buf, sizeof( buf ) - 1, "", crt ); + debug_print_line_by_line( ssl, level, file, line, buf ); + + debug_print_pk( ssl, level, file, line, "crt->", &crt->pk ); + + crt = crt->next; + } +} +#endif /* MBEDTLS_X509_CRT_PARSE_C */ + +#if defined(MBEDTLS_ECDH_C) +static void mbedtls_debug_printf_ecdh_internal( const mbedtls_ssl_context *ssl, + int level, const char *file, + int line, + const mbedtls_ecdh_context *ecdh, + mbedtls_debug_ecdh_attr attr ) +{ +#if defined(MBEDTLS_ECDH_LEGACY_CONTEXT) + const mbedtls_ecdh_context* ctx = ecdh; +#else + const mbedtls_ecdh_context_mbed* ctx = &ecdh->ctx.mbed_ecdh; +#endif + + switch( attr ) + { + case MBEDTLS_DEBUG_ECDH_Q: + mbedtls_debug_print_ecp( ssl, level, file, line, "ECDH: Q", + &ctx->Q ); + break; + case MBEDTLS_DEBUG_ECDH_QP: + mbedtls_debug_print_ecp( ssl, level, file, line, "ECDH: Qp", + &ctx->Qp ); + break; + case MBEDTLS_DEBUG_ECDH_Z: + mbedtls_debug_print_mpi( ssl, level, file, line, "ECDH: z", + &ctx->z ); + break; + default: + break; + } +} + +void mbedtls_debug_printf_ecdh( const mbedtls_ssl_context *ssl, int level, + const char *file, int line, + const mbedtls_ecdh_context *ecdh, + mbedtls_debug_ecdh_attr attr ) +{ +#if defined(MBEDTLS_ECDH_LEGACY_CONTEXT) + mbedtls_debug_printf_ecdh_internal( ssl, level, file, line, ecdh, attr ); +#else + switch( ecdh->var ) + { + default: + mbedtls_debug_printf_ecdh_internal( ssl, level, file, line, ecdh, + attr ); + } +#endif +} +#endif /* MBEDTLS_ECDH_C */ + +#endif /* MBEDTLS_DEBUG_C */ |