pike.git/ src/ modules/ _Roxen/ roxen.c

2002-02-14

2002-02-14 10:00:07 by Henrik Grubbström (Grubba) <grubba@grubba.org>

• 9e361c4a99ef8a21a068766e0afe57d6e2f15d3a (82 lines) (+54/-28) ^{[ Show | Annotate ]}
  Branch: 7.9

Added support for MIME header continuation lines. Fixes [bug 2676 (#2676)].

Rev: src/modules/_Roxen/roxen.c:1.26

73:    Pike_error("Wide string headers not supported\n");    while( str->len >= hp->left )    { +  char *buf;    if( THP->hsize > 512 * 1024 )    Pike_error("Too many headers\n");    THP->hsize += 8192; -  +  buf = THP->headers;    THP->headers = realloc( THP->headers, THP->hsize );    if( !THP->headers )    { -  +  free(buf);    THP->hsize = 0;    THP->left = 0;    Pike_error("Running out of memory in header parser\n");    } -  THP->left += 8192; +  THP->left += 8192;    THP->pnt = (THP->headers + THP->hsize - THP->left);    }       MEMCPY( hp->pnt, str->str, str->len );    pop_n_elems( args );    -  +  /* FIXME: The below does not support lines terminated with just \r. */    for( ep=(hp->pnt+str->len),pp=MAXIMUM(hp->headers,hp->pnt-3);    pp<ep && slash_n<2; pp++ )    if( *pp == ' ' ) spc++;
128:       /* find first line here */    for( i = 0; i < l; i++ ) -  if( in[i] == '\n' ) +  if((in[i] == '\n') || (in[i] == '\r'))    break;    -  if( in[i-1] != '\r' ) +  push_string( make_shared_binary_string( in, i ) ); +  +  if((in[i] == '\r') && (in[i+1] == '\n'))    i++; -  +  i++;    -  push_string( make_shared_binary_string( in, i-1 ) ); +     in += i; l -= i; -  if( *in == '\n' ) (in++),(l--); +     -  +  /* Parse headers. */    for(i = 0; i < l; i++)    { -  if(in[i] > 64 && in[i] < 91) in[i]+=32; +  if(in[i] > 64 && in[i] < 91) in[i]+=32; /* lower_case */    else if( in[i] == ':' )    { -  +  /* FIXME: Does not support white space before the colon. */    /* in[os..i-1] == the header */ -  +  int val_cnt = 0;    push_string(make_shared_binary_string((char*)in+os,i-os)); -  +  +  /* Skip the colon and initial white space. */    os = i+1; -  while(in[os]==' ') os++; -  for(j=os;j<l;j++) +  while((in[os]==' ') || (in[os]=='\t')) os++; +  +  /* NOTE: We need to support MIME header continuation lines +  * (Opera uses this...). +  */ +  do { +  for(j=os;j<l;j++) /* Find end of line */    if( in[j] == '\n' || in[j]=='\r')    break;       push_string(make_shared_binary_string((char*)in+os,j-os)); -  +  val_cnt++;    -  +  if((in[j] == '\r') && (in[j+1] == '\n')) j++; +  os = j+1; +  i = j; +  /* Check for continuation line. */ +  } while ((os < l) && ((in[os] == ' ') || (in[os] == '\t'))); +  +  if (val_cnt > 1) { +  /* Join partial header values. */ +  f_add(val_cnt); +  } +     if((tmp = low_mapping_lookup(headers, Pike_sp-2)))    {    f_aggregate( 1 );
171:    }    }    mapping_insert(headers, Pike_sp-2, Pike_sp-1); +     pop_n_elems(2); -  if( in[j+1] == '\n' ) j++; -  os = j+1; -  i = j; +     }    }    push_mapping( headers );