added option file handling

include/cipher.h

@@ -30,6 +30,7 @@
 #include "mpi.h"
 #include "../cipher/md5.h"
 #include "../cipher/rmd.h"
+#include "../cipher/sha1.h"
 #ifdef HAVE_RSA_CIPHER
   #include "../cipher/rsa.h"
 #endif
@@ -71,6 +72,7 @@ typedef struct {
     union {
       MD5HANDLE md5;
       RMDHANDLE rmd;
+      SHA1HANDLE sha1;
     } u;
     int datalen;
     char data[1];

include/errors.h

@@ -50,5 +50,7 @@
 #define G10ERR_NI_CIPHER      28
 #define G10ERR_SIG_CLASS      29
 #define G10ERR_BAD_MPI	      30
+#define G10ERR_RESOURCE_LIMIT 31
+#define G10ERR_INV_KEYRING    32
 
 #endif /*G10_ERRORS_H*/

include/iobuf.h

@@ -39,18 +39,14 @@ typedef struct iobuf_struct *IOBUF;
 struct iobuf_struct {
     int usage;		 /* 1 input , 2 output, 3 temp */
     unsigned long nlimit;
-    unsigned long nbytes;
+    unsigned long nbytes; /* used together with nlimit */
+    unsigned long ntotal; /* total bytes read (position of stream) */
     struct {
 	size_t size;   /* allocated size */
 	size_t start;  /* number of invalid bytes at the begin of the buffer */
 	size_t len;    /* currently filled to this size */
 	byte *buf;
     } d;
-    struct {
-	size_t size;
-	size_t len;
-	char *buf;
-    } recorder;
     int filter_eof;
     int (*filter)( void *opaque, int control,
 		   IOBUF chain, byte *buf, size_t *len);
@@ -80,6 +76,9 @@ void iobuf_clear_eof(IOBUF a);
 
 void iobuf_set_limit( IOBUF a, unsigned long nlimit );
 
+ulong iobuf_tell( IOBUF a );
+int   iobuf_seek( IOBUF a, ulong newpos );
+
 int  iobuf_readbyte(IOBUF a);
 int  iobuf_writebyte(IOBUF a, unsigned c);
 int  iobuf_write(IOBUF a, byte *buf, unsigned buflen );
@@ -88,10 +87,6 @@ int  iobuf_writestr(IOBUF a, const char *buf );
 int  iobuf_write_temp( IOBUF a, IOBUF temp );
 size_t iobuf_temp_to_buffer( IOBUF a, byte *buffer, size_t buflen );
 
-void iobuf_start_recorder( IOBUF a );
-void iobuf_push_recorder( IOBUF a, int c );
-char *iobuf_stop_recorder( IOBUF a, size_t *n );
-
 u32 iobuf_get_filelength( IOBUF a );
 const char *iobuf_get_fname( IOBUF a );
 
@@ -104,8 +99,7 @@ int  iobuf_in_block_mode( IOBUF a );
  * returned value to be in the range 0 ..255.
  */
 #define iobuf_get(a)  \
-     (	((a)->recorder.buf || (a)->nlimit \
-	 || (a)->d.start >= (a)->d.len )?  \
+     (	((a)->nlimit || (a)->d.start >= (a)->d.len )?  \
 	iobuf_readbyte((a)) : ( (a)->nbytes++, (a)->d.buf[(a)->d.start++] ) )
 #define iobuf_get_noeof(a)    (iobuf_get((a))&0xff)
 

include/memory.h

@@ -34,6 +34,7 @@
 #define m_free(n)		m_debug_free((n), M_DBGINFO(__LINE__) )
 #define m_check(n)		m_debug_check((n), M_DBGINFO(__LINE__) )
 #define m_copy(a)		m_debug_copy((a), M_DBGINFO(__LINE__) )
+#define m_strdup(a)		m_debug_strdup((a), M_DBGINFO(__LINE__) )
 
 void *m_debug_alloc( size_t n, const char *info );
 void *m_debug_alloc_clear( size_t n, const char *info  );
@@ -43,6 +44,7 @@ void *m_debug_realloc( void *a, size_t n, const char *info  );
 void m_debug_free( void *p, const char *info  );
 void m_debug_check( const void *a, const char *info );
 void *m_debug_copy( const void *a, const char *info );
+char *m_debug_strdup( const char *a, const char *info );
 
 #else
 void *m_alloc( size_t n );
@@ -52,10 +54,10 @@ void *m_alloc_secure_clear( size_t n );
 void *m_realloc( void *a, size_t n );
 void m_free( void *p );
 void m_check( const void *a );
-void *m_copy( void *a );
+void *m_copy( const void *a );
+char *m_strdup( const char * a);
 #endif
 
-
 size_t m_size( const void *a );
 int m_is_secure( const void *p );
 

include/util.h

@@ -79,6 +79,7 @@ const char *strusage( int level );
 
 
 /*-- fileutil.c --*/
+char *make_filename( const char *first_part, ... );
 
 /*-- miscutil.c --*/
 u32 make_timestamp(void);