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openssl: Avoid cutting off OpenSSL errors at 119 chars.

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ERR_error_string() is just broken, as it returns at most 119 chars
which means error messages are frequently truncated.
Allow for 511 chars using ERR_error_string_n().
This commit is contained in:
Jilles Tjoelker 2010-05-09 00:30:51 +02:00
parent 73d83e6db0
commit 918d73d562
1 changed files with 16 additions and 7 deletions
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23
libratbox/src/openssl.c
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@ -287,6 +287,15 @@ verify_accept_all_cb(int preverify_ok, X509_STORE_CTX *x509_ctx)
return 1; return 1;
} }
static const char *
get_ssl_error(unsigned long err)
{
static char buf[512];
ERR_error_string_n(err, buf, sizeof buf);
return buf;
}
int int
rb_init_ssl(void) rb_init_ssl(void)
{ {
@ -299,7 +308,7 @@ rb_init_ssl(void)
if(ssl_server_ctx == NULL) if(ssl_server_ctx == NULL)
{ {
rb_lib_log("rb_init_openssl: Unable to initialize OpenSSL server context: %s", rb_lib_log("rb_init_openssl: Unable to initialize OpenSSL server context: %s",
ERR_error_string(ERR_get_error(), NULL)); get_ssl_error(ERR_get_error()));
ret = 0; ret = 0;
} }
/* Disable SSLv2, make the client use our settings */ /* Disable SSLv2, make the client use our settings */
@ -311,7 +320,7 @@ rb_init_ssl(void)
if(ssl_client_ctx == NULL) if(ssl_client_ctx == NULL)
{ {
rb_lib_log("rb_init_openssl: Unable to initialize OpenSSL client context: %s", rb_lib_log("rb_init_openssl: Unable to initialize OpenSSL client context: %s",
ERR_error_string(ERR_get_error(), NULL)); get_ssl_error(ERR_get_error()));
ret = 0; ret = 0;
} }
return ret; return ret;
@ -332,7 +341,7 @@ rb_setup_ssl_server(const char *cert, const char *keyfile, const char *dhfile)
{ {
err = ERR_get_error(); err = ERR_get_error();
rb_lib_log("rb_setup_ssl_server: Error loading certificate file [%s]: %s", cert, rb_lib_log("rb_setup_ssl_server: Error loading certificate file [%s]: %s", cert,
ERR_error_string(err, NULL)); get_ssl_error(err));
return 0; return 0;
} }
@ -347,7 +356,7 @@ rb_setup_ssl_server(const char *cert, const char *keyfile, const char *dhfile)
{ {
err = ERR_get_error(); err = ERR_get_error();
rb_lib_log("rb_setup_ssl_server: Error loading keyfile [%s]: %s", keyfile, rb_lib_log("rb_setup_ssl_server: Error loading keyfile [%s]: %s", keyfile,
ERR_error_string(err, NULL)); get_ssl_error(err));
return 0; return 0;
} }
@ -363,7 +372,7 @@ rb_setup_ssl_server(const char *cert, const char *keyfile, const char *dhfile)
err = ERR_get_error(); err = ERR_get_error();
rb_lib_log rb_lib_log
("rb_setup_ssl_server: Error loading DH params file [%s]: %s", ("rb_setup_ssl_server: Error loading DH params file [%s]: %s",
dhfile, ERR_error_string(err, NULL)); dhfile, get_ssl_error(err));
BIO_free(bio); BIO_free(bio);
return 0; return 0;
} }
@ -374,7 +383,7 @@ rb_setup_ssl_server(const char *cert, const char *keyfile, const char *dhfile)
{ {
err = ERR_get_error(); err = ERR_get_error();
rb_lib_log("rb_setup_ssl_server: Error loading DH params file [%s]: %s", rb_lib_log("rb_setup_ssl_server: Error loading DH params file [%s]: %s",
dhfile, ERR_error_string(err, NULL)); dhfile, get_ssl_error(err));
} }
} }
return 1; return 1;
@ -609,7 +618,7 @@ rb_get_pseudo_random(void *buf, size_t length)
const char * const char *
rb_get_ssl_strerror(rb_fde_t *F) rb_get_ssl_strerror(rb_fde_t *F)
{ {
return ERR_error_string(F->ssl_errno, NULL); return get_ssl_error(F->ssl_errno);
} }
int int