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Code Issues Releases Wiki Activity

(libT) avoid an unnecessary memory alloc

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This commit is contained in:
Charles Kerr 2008-08-21 18:40:40 +00:00
parent 3f25d101e0
commit 2d2d173275
3 changed files with 8 additions and 13 deletions
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9
libtransmission/bencode-test.c
View file

@ -89,17 +89,16 @@ testStr( void )
uint8_t buf[128];
int err;
const uint8_t * end;
uint8_t * str;
const uint8_t * str;
size_t len;
/* good string */
tr_snprintf( (char*)buf, sizeof( buf ), "4:boat" );
err = tr_bencParseStr( buf, buf+6, &end, &str, &len );
check( err == TR_OK );
check( !strcmp( (char*)str, "boat" ) );
check( !strncmp( (char*)str, "boat", len ) );
check( len == 4 );
check( end == buf + 6 );
tr_free( str );
str = NULL;
end = NULL;
len = 0;
@ -118,7 +117,6 @@ testStr( void )
check( !*str );
check( !len );
check( end == buf + 2 );
tr_free( str );
str = NULL;
end = NULL;
len = 0;
@ -127,10 +125,9 @@ testStr( void )
tr_snprintf( (char*)buf, sizeof( buf ), "3:boat" );
err = tr_bencParseStr( buf, buf+6, &end, &str, &len );
check( err == TR_OK );
check( !strcmp( (char*)str, "boa" ) );
check( !strncmp( (char*)str, "boa", len ) );
check( len == 3 );
check( end == buf + 5 );
tr_free( str );
str = NULL;
end = NULL;
len = 0;

10
libtransmission/bencode.c
View file

@ -118,7 +118,7 @@ int
tr_bencParseStr( const uint8_t * buf,
const uint8_t * bufend,
const uint8_t ** setme_end,
uint8_t ** setme_str,
const uint8_t ** setme_str,
size_t * setme_strlen )
{
size_t len;
@ -144,7 +144,7 @@ tr_bencParseStr( const uint8_t * buf,
return TR_ERROR;
*setme_end = end + 1 + len;
*setme_str = tr_memdup( end+1, len );
*setme_str = end + 1;
*setme_strlen = len;
return TR_OK;
}
@ -279,7 +279,7 @@ tr_bencParseImpl( const void * buf_in,
else if( isdigit(*buf) ) /* string? */
{
const uint8_t * end;
uint8_t * str;
const uint8_t * str;
size_t str_len;
int err;
tr_benc * node;
@ -288,10 +288,8 @@ tr_bencParseImpl( const void * buf_in,
return err;
node = getNode( top, parentStack, TYPE_STR );
if( !node ) {
tr_free( str );
if( !node )
return TR_ERROR;
}
tr_bencInitStr( node, str, str_len );
buf = end;

2
libtransmission/bencode.h
View file

@ -140,7 +140,7 @@ int tr_bencParseInt( const uint8_t * buf,
int tr_bencParseStr( const uint8_t * buf,
const uint8_t * bufend,
const uint8_t ** setme_end,
uint8_t ** setme_str,
const uint8_t ** setme_str,
size_t * setme_strlen );
#endif