diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/misc.c | 7 | ||||
| -rw-r--r-- | lib/sha1.c | 47 | ||||
| -rw-r--r-- | lib/sha1.h | 1 | ||||
| -rw-r--r-- | lib/ssl_client.h | 2 | ||||
| -rw-r--r-- | lib/ssl_gnutls.c | 4 | ||||
| -rw-r--r-- | lib/ssl_openssl.c | 30 | ||||
| -rw-r--r-- | lib/xmltree.c | 50 | ||||
| -rw-r--r-- | lib/xmltree.h | 4 | 
8 files changed, 130 insertions, 15 deletions
| @@ -297,11 +297,10 @@ void http_decode( char *s )  /* This fuction is safe, but make sure you call it safely as well! */  void http_encode( char *s )  { -	char *t; +	char t[strlen(s)+1];  	int i, j; -	t = g_strdup( s ); -	 +	strcpy( t, s );  	for( i = j = 0; t[i]; i ++, j ++ )  	{  		/* Warning: isalnum() is locale-aware, so don't use it here! */ @@ -319,8 +318,6 @@ void http_encode( char *s )  		}  	}  	s[j] = 0; -	 -	g_free( t );  }  /* Strip newlines from a string. Modifies the string passed to it. */  @@ -35,6 +35,7 @@   *   */ +#include <string.h>  #include "sha1.h"  /* @@ -373,3 +374,49 @@ static void sha1_pad(sha1_state_t * context)  	sha1_process_block(context);  } + +#define HMAC_BLOCK_SIZE 64 + +/* BitlBee addition: */ +void sha1_hmac(const char *key_, size_t key_len, const char *payload, size_t payload_len, uint8_t Message_Digest[sha1_hash_size]) +{ +	sha1_state_t sha1; +	uint8_t hash[sha1_hash_size]; +	uint8_t key[HMAC_BLOCK_SIZE+1]; +	int i; +	 +	if( key_len == 0 ) +		key_len = strlen( key_ ); +	if( payload_len == 0 ) +		payload_len = strlen( payload ); +	 +	/* Create K. If our current key is >64 chars we have to hash it, +	   otherwise just pad. */ +	memset( key, 0, HMAC_BLOCK_SIZE + 1 ); +	if( key_len > HMAC_BLOCK_SIZE ) +	{ +		sha1_init( &sha1 ); +		sha1_append( &sha1, (uint8_t*) key_, key_len ); +		sha1_finish( &sha1, key ); +	} +	else +	{ +		memcpy( key, key_, key_len ); +	} +	 +	/* Inner part: H(K XOR 0x36, text) */ +	sha1_init( &sha1 ); +	for( i = 0; i < HMAC_BLOCK_SIZE; i ++ ) +		key[i] ^= 0x36; +	sha1_append( &sha1, key, HMAC_BLOCK_SIZE ); +	sha1_append( &sha1, (const uint8_t*) payload, payload_len ); +	sha1_finish( &sha1, hash ); +	 +	/* Final result: H(K XOR 0x5C, inner stuff) */ +	sha1_init( &sha1 ); +	for( i = 0; i < HMAC_BLOCK_SIZE; i ++ ) +		key[i] ^= 0x36 ^ 0x5c; +	sha1_append( &sha1, key, HMAC_BLOCK_SIZE ); +	sha1_append( &sha1, hash, sha1_hash_size ); +	sha1_finish( &sha1, Message_Digest ); +} @@ -66,5 +66,6 @@ typedef struct SHA1Context {  G_MODULE_EXPORT int sha1_init(sha1_state_t *);  G_MODULE_EXPORT int sha1_append(sha1_state_t *, const uint8_t *, unsigned int);  G_MODULE_EXPORT int sha1_finish(sha1_state_t *, uint8_t Message_Digest[sha1_hash_size]); +G_MODULE_EXPORT void sha1_hmac(const char *key_, size_t key_len, const char *payload, size_t payload_len, uint8_t Message_Digest[sha1_hash_size]);  #endif diff --git a/lib/ssl_client.h b/lib/ssl_client.h index 0a8e82d8..787d528a 100644 --- a/lib/ssl_client.h +++ b/lib/ssl_client.h @@ -77,3 +77,5 @@ G_MODULE_EXPORT int ssl_getfd( void *conn );     adding an event handler to the queue. (And it should perform exactly     the same action as the handler that just received the SSL_AGAIN.) */  G_MODULE_EXPORT b_input_condition ssl_getdirection( void *conn ); + +G_MODULE_EXPORT size_t ssl_des3_encrypt(const unsigned char *key, size_t key_len, const unsigned char *input, size_t input_len, const unsigned char *iv, unsigned char **res); diff --git a/lib/ssl_gnutls.c b/lib/ssl_gnutls.c index 5a14b825..15c23dbb 100644 --- a/lib/ssl_gnutls.c +++ b/lib/ssl_gnutls.c @@ -188,6 +188,8 @@ int ssl_read( void *conn, char *buf, int len )  	if( st == GNUTLS_E_AGAIN || st == GNUTLS_E_INTERRUPTED )  		ssl_errno = SSL_AGAIN; +	if( getenv( "BITLBEE_DEBUG" ) && st > 0 ) write( 1, buf, st ); +	  	return st;  } @@ -207,6 +209,8 @@ int ssl_write( void *conn, const char *buf, int len )  	if( st == GNUTLS_E_AGAIN || st == GNUTLS_E_INTERRUPTED )  		ssl_errno = SSL_AGAIN; +	if( getenv( "BITLBEE_DEBUG" ) && st > 0 ) write( 1, buf, st ); +	  	return st;  } diff --git a/lib/ssl_openssl.c b/lib/ssl_openssl.c index 8abff390..0feed4ca 100644 --- a/lib/ssl_openssl.c +++ b/lib/ssl_openssl.c @@ -115,7 +115,9 @@ static gboolean ssl_connected( gpointer data, gint source, b_input_condition con  	if( !initialized )  	{  		initialized = TRUE; -		SSLeay_add_ssl_algorithms(); +		SSL_library_init(); +		//SSLeay_add_ssl_algorithms(); +		//OpenSSL_add_all_algorithms();  	}  	meth = TLSv1_client_method(); @@ -204,6 +206,8 @@ int ssl_read( void *conn, char *buf, int len )  			ssl_errno = SSL_AGAIN;  	} +	if( getenv( "BITLBEE_DEBUG" ) && st > 0 ) write( 1, buf, st ); +	  	return st;  } @@ -219,6 +223,8 @@ int ssl_write( void *conn, const char *buf, int len )  	st = SSL_write( ((struct scd*)conn)->ssl, buf, len ); +	if( getenv( "BITLBEE_DEBUG" ) && st > 0 ) write( 1, buf, st ); +	  	ssl_errno = SSL_OK;  	if( st <= 0 )  	{ @@ -271,3 +277,25 @@ b_input_condition ssl_getdirection( void *conn )  {  	return( ((struct scd*)conn)->lasterr == SSL_ERROR_WANT_WRITE ? B_EV_IO_WRITE : B_EV_IO_READ );  } + +size_t ssl_des3_encrypt(const unsigned char *key, size_t key_len, const unsigned char *input, size_t input_len, const unsigned char *iv, unsigned char **res) +{ +	int output_length = 0;     +	EVP_CIPHER_CTX ctx; +	 +	*res = g_new0(unsigned char, 72); +	 +	/* Don't set key or IV because we will modify the parameters */ +	EVP_CIPHER_CTX_init(&ctx); +	EVP_CipherInit_ex(&ctx, EVP_des_ede3_cbc(), NULL, NULL, NULL, 1); +	EVP_CIPHER_CTX_set_key_length(&ctx, key_len); +	EVP_CIPHER_CTX_set_padding(&ctx, 0); +	/* We finished modifying parameters so now we can set key and IV */ +	EVP_CipherInit_ex(&ctx, NULL, NULL, key, iv, 1); +	EVP_CipherUpdate(&ctx, *res, &output_length, input, input_len); +	EVP_CipherFinal_ex(&ctx, *res, &output_length); +	EVP_CIPHER_CTX_cleanup(&ctx);    +	//EVP_cleanup(); +	 +	return output_length; +} diff --git a/lib/xmltree.c b/lib/xmltree.c index b0a945ce..5fd43014 100644 --- a/lib/xmltree.c +++ b/lib/xmltree.c @@ -140,7 +140,7 @@ void xt_reset( struct xt_parser *xt )  /* Feed the parser, don't execute any handler. Returns -1 on errors, 0 on     end-of-stream and 1 otherwise. */ -int xt_feed( struct xt_parser *xt, char *text, int text_len ) +int xt_feed( struct xt_parser *xt, const char *text, int text_len )  {  	if( !g_markup_parse_context_parse( xt->parser, text, text_len, &xt->gerr ) )  	{ @@ -173,20 +173,20 @@ int xt_handle( struct xt_parser *xt, struct xt_node *node, int depth )  	if( node->flags & XT_COMPLETE && !( node->flags & XT_SEEN ) )  	{ -		for( i = 0; xt->handlers[i].func; i ++ ) +		if( xt->handlers ) for( i = 0; xt->handlers[i].func; i ++ )  		{  			/* This one is fun! \o/ */ -						/* If handler.name == NULL it means it should always match. */ +			    /* If handler.name == NULL it means it should always match. */  			if( ( xt->handlers[i].name == NULL ||  -						/* If it's not, compare. There should always be a name. */ +			      /* If it's not, compare. There should always be a name. */  			      g_strcasecmp( xt->handlers[i].name, node->name ) == 0 ) && -						/* If handler.parent == NULL, it's a match. */ +			    /* If handler.parent == NULL, it's a match. */  			    ( xt->handlers[i].parent == NULL || -						/* If there's a parent node, see if the name matches. */ +			      /* If there's a parent node, see if the name matches. */  			      ( node->parent ? g_strcasecmp( xt->handlers[i].parent, node->parent->name ) == 0 :  -						/* If there's no parent, the handler should mention <root> as a parent. */ -			                       g_strcasecmp( xt->handlers[i].parent, "<root>" ) == 0 ) ) ) +			      /* If there's no parent, the handler should mention <root> as a parent. */ +			                       strcmp( xt->handlers[i].parent, "<root>" ) == 0 ) ) )  			{  				st = xt->handlers[i].func( node, xt->data ); @@ -259,6 +259,20 @@ void xt_cleanup( struct xt_parser *xt, struct xt_node *node, int depth )  	}  } +struct xt_node *xt_from_string( const char *in ) +{ +	struct xt_parser *parser; +	struct xt_node *ret; +	 +	parser = xt_new( NULL, NULL ); +	xt_feed( parser, in, strlen( in ) ); +	ret = parser->root; +	parser->root = NULL; +	xt_free( parser ); +	 +	return ret; +} +  static void xt_to_string_real( struct xt_node *node, GString *str )  {  	char *buf; @@ -549,6 +563,26 @@ void xt_add_child( struct xt_node *parent, struct xt_node *child )  	}  } +/* Same, but at the beginning. */ +void xt_insert_child( struct xt_node *parent, struct xt_node *child ) +{ +	struct xt_node *node, *last; +	 +	for( node = child; node; node = node->next ) +	{ +		if( node->parent != NULL ) +		{ +			/* ERROR CONDITION: They seem to have a parent already??? */ +		} +		 +		node->parent = parent; +		last = node; +	} +	 +	last->next = parent->children; +	parent->children = child; +} +  void xt_add_attr( struct xt_node *node, const char *key, const char *value )  {  	int i; diff --git a/lib/xmltree.h b/lib/xmltree.h index 34e3be68..c1697ff5 100644 --- a/lib/xmltree.h +++ b/lib/xmltree.h @@ -78,9 +78,10 @@ struct xt_parser  struct xt_parser *xt_new( const struct xt_handler_entry *handlers, gpointer data );  void xt_reset( struct xt_parser *xt ); -int xt_feed( struct xt_parser *xt, char *text, int text_len ); +int xt_feed( struct xt_parser *xt, const char *text, int text_len );  int xt_handle( struct xt_parser *xt, struct xt_node *node, int depth );  void xt_cleanup( struct xt_parser *xt, struct xt_node *node, int depth ); +struct xt_node *xt_from_string( const char *in );  char *xt_to_string( struct xt_node *node );  void xt_print( struct xt_node *node );  struct xt_node *xt_dup( struct xt_node *node ); @@ -91,6 +92,7 @@ char *xt_find_attr( struct xt_node *node, const char *key );  struct xt_node *xt_new_node( char *name, const char *text, struct xt_node *children );  void xt_add_child( struct xt_node *parent, struct xt_node *child ); +void xt_insert_child( struct xt_node *parent, struct xt_node *child );  void xt_add_attr( struct xt_node *node, const char *key, const char *value );  int xt_remove_attr( struct xt_node *node, const char *key ); | 
