21310072613

Committed 24 Jan 2026 05:30AM UTC coverage: 88.396% (-5.5%) from 93.89%

Build # 21310072613

Build Type

push

travis-ci

Committed by

zhaozg

Commit Message

Correct the function's type definition for portability

Run Details

5 of 5 new or added lines in 2 files covered. (100.0%)

515 existing lines in 15 files now uncovered.

9149 of 10350 relevant lines covered (88.4%)

1287.19 hits per line

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88.52

/src/callback.c

/*=========================================================================*\
* callback.c
* callback for lua-openssl binding
*
* Author:  george zhao <zhaozg(at)gmail.com>
\*=========================================================================*/

/***
callback module for lua-openssl binding

This module provides callback functionality for SSL/TLS operations,
including certificate verification callbacks and other SSL event handling.
These callbacks allow customization of SSL/TLS behavior from Lua.

@module callback
@usage
  -- Internal module used by SSL module
*/
#include <openssl/ssl.h>

#include "openssl.h"
#include "private.h"

#include <stdint.h>

static int
verify_cb(int preverify_ok, X509_STORE_CTX *xctx, lua_State *L, SSL *ssl, SSL_CTX *ctx)
{
  int   err = X509_STORE_CTX_get_error(xctx);
  int   depth = X509_STORE_CTX_get_error_depth(xctx);
  X509 *current = X509_STORE_CTX_get_current_cert(xctx);

  if (L) {
    /* get verify_cert state */
    openssl_valueget(L, ssl, "verify_cert");
    if (lua_isnil(L, -1)) {
      lua_newtable(L);
      openssl_valueset(L, ssl, "verify_cert");
      openssl_valueget(L, ssl, "verify_cert");
    }

    /* create current verify state table */
    lua_newtable(L);
    if (preverify_ok != -1) {
      lua_pushboolean(L, preverify_ok);
      lua_setfield(L, -2, "preverify_ok");
    }
    lua_pushinteger(L, err);
    lua_setfield(L, -2, "error");
    lua_pushstring(L, X509_verify_cert_error_string(err));
    lua_setfield(L, -2, "error_string");
    lua_pushinteger(L, X509_STORE_CTX_get_error_depth(xctx));
    lua_setfield(L, -2, "error_depth");
    if (current) {
      PUSH_OBJECT(current, "openssl.x509");
      X509_up_ref(current);
      lua_setfield(L, -2, "current_cert");
    }

    openssl_valueget(L, ctx, preverify_ok == -1 ? "cert_verify_cb" : "verify_cb");
    if (lua_isfunction(L, -1)) {
      /* this is set by  SSL_CTX_set_verify */
      lua_pushvalue(L, -2); /* current verify state */
      if (lua_pcall(L, 1, 1, 0) == 0) {
        preverify_ok = lua_toboolean(L, -1);
        lua_pop(L, 1);
      } else
        luaL_error(L, lua_tostring(L, -1));
    } else {
      int always_continue, verify_depth;
      openssl_valueget(L, ctx, "verify_cb_flags");
      /*
      int verify_depth;
      int always_continue;
      */
      if (lua_istable(L, -1)) {
        lua_getfield(L, -1, "always_continue");
        always_continue = lua_toboolean(L, -1);
        lua_pop(L, 1);

        lua_getfield(L, -1, "verify_depth");
        verify_depth = lua_toboolean(L, -1);
        lua_pop(L, 1);

        if (depth > verify_depth) {
          preverify_ok = 0;
          X509_STORE_CTX_set_error(xctx, X509_V_ERR_CERT_CHAIN_TOO_LONG);
        }
        if (always_continue) preverify_ok = 1;
      }
      lua_pop(L, 1);
    }

    /* set current state to chain */
    lua_rawseti(L, -2, lua_rawlen(L, -2) + 1);

    /* balance lua stack */
    lua_pop(L, 1);
  }

  return preverify_ok;
}

int
openssl_verify_cb(int preverify_ok, X509_STORE_CTX *xctx)
{
  SSL       *ssl = X509_STORE_CTX_get_ex_data(xctx, SSL_get_ex_data_X509_STORE_CTX_idx());
  SSL_CTX   *ctx = ssl ? SSL_get_SSL_CTX(ssl) : NULL;
  lua_State *L = ctx ? SSL_CTX_get_app_data(ctx) : NULL;
  if (ssl) openssl_newvalue(L, ssl);
  return ctx ? verify_cb(preverify_ok, xctx, L, ssl, ctx) : 0;
};

/***
certificate verification callback function
@function cert_verify_cb
@tparam x509_store_ctx ctx X509 store context for verification
@tparam userdata u user data passed to callback
@treturn number verification result (1 for success, 0 for failure)
*/
int
openssl_cert_verify_cb(X509_STORE_CTX *xctx, void *u)
{
  int        preverify_ok = 0;
  lua_State *L = (lua_State *)u;
  SSL       *ssl = X509_STORE_CTX_get_ex_data(xctx, SSL_get_ex_data_X509_STORE_CTX_idx());
  SSL_CTX   *ctx = ssl ? SSL_get_SSL_CTX(ssl) : NULL;
  if (ssl) openssl_newvalue(L, ssl);
  preverify_ok = ctx ? verify_cb(-1, xctx, L, ssl, ctx) : 0;
  return preverify_ok == -1 ? 0 : preverify_ok;
};

1	/=========================================================================\
2	* callback.c
3	* callback for lua-openssl binding
4	*
5	* Author: george zhao <zhaozg(at)gmail.com>
6	\=========================================================================/
7
8	/***
9	callback module for lua-openssl binding
10
11	This module provides callback functionality for SSL/TLS operations,
12	including certificate verification callbacks and other SSL event handling.
13	These callbacks allow customization of SSL/TLS behavior from Lua.
14
15	@module callback
16	@usage
17	-- Internal module used by SSL module
18	*/
19	#include <openssl/ssl.h>
20
21	#include "openssl.h"
22	#include "private.h"
23
24	#include <stdint.h>
25
26	static int
27	verify_cb(int preverify_ok, X509_STORE_CTX xctx, lua_State L, SSL ssl, SSL_CTX ctx)	6✔
28	{
29	int err = X509_STORE_CTX_get_error(xctx);	6✔
30	int depth = X509_STORE_CTX_get_error_depth(xctx);	6✔
31	X509 *current = X509_STORE_CTX_get_current_cert(xctx);	6✔
32
33	if (L) {	6✔
34	/* get verify_cert state */
35	openssl_valueget(L, ssl, "verify_cert");	6✔
36	if (lua_isnil(L, -1)) {	6✔
37	lua_newtable(L);	5✔
38	openssl_valueset(L, ssl, "verify_cert");	5✔
39	openssl_valueget(L, ssl, "verify_cert");	5✔
40	}
41
42	/* create current verify state table */
43	lua_newtable(L);	6✔
44	if (preverify_ok != -1) {	6✔
45	lua_pushboolean(L, preverify_ok);	1✔
46	lua_setfield(L, -2, "preverify_ok");	1✔
47	}
48	lua_pushinteger(L, err);	6✔
49	lua_setfield(L, -2, "error");	6✔
50	lua_pushstring(L, X509_verify_cert_error_string(err));	6✔
51	lua_setfield(L, -2, "error_string");	6✔
52	lua_pushinteger(L, X509_STORE_CTX_get_error_depth(xctx));	6✔
53	lua_setfield(L, -2, "error_depth");	6✔
54	if (current) {	6✔
55	PUSH_OBJECT(current, "openssl.x509");	1✔
56	X509_up_ref(current);	1✔
57	lua_setfield(L, -2, "current_cert");	1✔
58	}
59
60	openssl_valueget(L, ctx, preverify_ok == -1 ? "cert_verify_cb" : "verify_cb");	6✔
61	if (lua_isfunction(L, -1)) {	6✔
62	/* this is set by SSL_CTX_set_verify */
UNCOV 63	lua_pushvalue(L, -2); /* current verify state */	×
UNCOV 64	if (lua_pcall(L, 1, 1, 0) == 0) {	×
UNCOV 65	preverify_ok = lua_toboolean(L, -1);	×
UNCOV 66	lua_pop(L, 1);	×
67	} else
68	luaL_error(L, lua_tostring(L, -1));	×
69	} else {
70	int always_continue, verify_depth;
71	openssl_valueget(L, ctx, "verify_cb_flags");	6✔
72	/*
73	int verify_depth;
74	int always_continue;
75	*/
76	if (lua_istable(L, -1)) {	6✔
77	lua_getfield(L, -1, "always_continue");	5✔
78	always_continue = lua_toboolean(L, -1);	5✔
79	lua_pop(L, 1);	5✔
80
81	lua_getfield(L, -1, "verify_depth");	5✔
82	verify_depth = lua_toboolean(L, -1);	5✔
83	lua_pop(L, 1);	5✔
84
85	if (depth > verify_depth) {	5✔
86	preverify_ok = 0;	×
87	X509_STORE_CTX_set_error(xctx, X509_V_ERR_CERT_CHAIN_TOO_LONG);	×
88	}
89	if (always_continue) preverify_ok = 1;	5✔
90	}
91	lua_pop(L, 1);	6✔
92	}
93
94	/* set current state to chain */
95	lua_rawseti(L, -2, lua_rawlen(L, -2) + 1);	6✔
96
97	/* balance lua stack */
98	lua_pop(L, 1);	6✔
99	}
100
101	return preverify_ok;	6✔
102	}
103
104	int
105	openssl_verify_cb(int preverify_ok, X509_STORE_CTX *xctx)	1✔
106	{
107	SSL *ssl = X509_STORE_CTX_get_ex_data(xctx, SSL_get_ex_data_X509_STORE_CTX_idx());	1✔
108	SSL_CTX *ctx = ssl ? SSL_get_SSL_CTX(ssl) : NULL;	1✔
109	lua_State *L = ctx ? SSL_CTX_get_app_data(ctx) : NULL;	1✔
110	if (ssl) openssl_newvalue(L, ssl);	1✔
111	return ctx ? verify_cb(preverify_ok, xctx, L, ssl, ctx) : 0;	1✔
112	};
113
114	/***
115	certificate verification callback function
116	@function cert_verify_cb
117	@tparam x509_store_ctx ctx X509 store context for verification
118	@tparam userdata u user data passed to callback
119	@treturn number verification result (1 for success, 0 for failure)
120	*/
121	int
122	openssl_cert_verify_cb(X509_STORE_CTX xctx, void u)	5✔
123	{
124	int preverify_ok = 0;	5✔
125	lua_State L = (lua_State )u;	5✔
126	SSL *ssl = X509_STORE_CTX_get_ex_data(xctx, SSL_get_ex_data_X509_STORE_CTX_idx());	5✔
127	SSL_CTX *ctx = ssl ? SSL_get_SSL_CTX(ssl) : NULL;	5✔
128	if (ssl) openssl_newvalue(L, ssl);	5✔
129	preverify_ok = ctx ? verify_cb(-1, xctx, L, ssl, ctx) : 0;	5✔
130	return preverify_ok == -1 ? 0 : preverify_ok;	5✔
131	};

zhaozg / lua-openssl / 21310072613

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