/*********************************************************************
* Determines format of input file and calls parse_word_header or
* process_file if
* it is word processor file or copy_out if it is plain text file
* return not 0 when error
********************************************************************/
int analyze_format(FILE *f) {
unsigned char buffer[129];
long offset=0;
FILE *new_file, *ole_file;
int ret_code=69;
if (!signature_check) {
/* forced parsing */
/* no autodetect possible. Assume 8-bit if not overriden on
* command line */
if (!get_unicode_char)
get_unicode_char=get_8bit_char;
return process_file(f,LONG_MAX);
}
catdoc_read(buffer,4,1,f);
buffer[4]=0;
if (strncmp((char *)&buffer,write_sign,2)==0) {
printf("[Windows Write file. Some garbage expected]\n");
get_unicode_char=get_8bit_char;
return process_file(f,LONG_MAX);
} else if (strncmp((char *)&buffer,rtf_sign,4)==0) {
return parse_rtf(f);
} else if (strncmp((char *)&buffer, zip_sign,4) == 0) {
fprintf(stderr,"This file looks like ZIP archive or Office 2007 "
"or later file.\nNot supported by catdoc\n");
exit(1);
} else if (strncmp((char *)&buffer,old_word_sign,2)==0) {
fread(buffer+4,1,124,f);
return parse_word_header(buffer,f,128,0);
}
fread(buffer+4,1,4,f);
if (strncmp((char *)&buffer,ole_sign,8)==0) {
if ((new_file=ole_init(f, buffer, 8)) != NULL) {
set_ole_func();
while((ole_file=ole_readdir(new_file)) != NULL) {
int res=ole_open(ole_file);
if (res >= 0) {
if (strcmp(((oleEntry*)ole_file)->name , "WordDocument") == 0) {
offset=catdoc_read(buffer, 1, 128, ole_file);
ret_code=parse_word_header(buffer,ole_file,-offset,offset);
}
}
ole_close(ole_file);
}
set_std_func();
ole_finish();
} else {
fprintf(stderr,"Broken OLE file. Try using -b switch\n");
exit(1);
}
} else {
copy_out(f,(char *)&buffer);
return 0;
}
return ret_code;
}
void copy_out_cb (int pid, seL4_CPtr reply_cap, void *args, int err) {
if (SOS_DEBUG) printf("copy_out_cb\n");
copy_out_args *copy_args = args;
int to_copy = copy_args->nbyte - copy_args->count;
if ((copy_args->usr_ptr & ~PAGE_MASK) + to_copy > PAGE_SIZE) {
to_copy = PAGE_SIZE - (copy_args->usr_ptr & ~PAGE_MASK);
}
copy_args->count += to_copy;
copy_out(pid, reply_cap, args, err);
if (SOS_DEBUG) printf("copy_out_cb ended\n");
}
/*
* Finalize a hash
*/
void MDx_HashFunction::final_result(uint8_t output[])
{
m_buffer[m_position] = (BIG_BIT_ENDIAN ? 0x80 : 0x01);
for(size_t i = m_position+1; i != m_buffer.size(); ++i)
m_buffer[i] = 0;
if(m_position >= m_buffer.size() - COUNT_SIZE)
{
compress_n(m_buffer.data(), 1);
zeroise(m_buffer);
}
write_count(&m_buffer[m_buffer.size() - COUNT_SIZE]);
compress_n(m_buffer.data(), 1);
copy_out(output);
clear();
}
int cmd_checkout(int argc, const char *argv[]) {
new_index((char *)(argv[1]));
copy_out();
return 0;
}
