21 uint8_t* BufferFromFile(const char* input_file, uint64_t* len) {  in BufferFromFile()  argument
26   if ((fd = open(input_file, O_RDONLY)) == -1) {  in BufferFromFile()
27     VBDEBUG(("Couldn't open file %s\n", input_file));  in BufferFromFile()
32     VBDEBUG(("Couldn't stat file %s\n", input_file));  in BufferFromFile()
39     VbExError("Couldn't allocate %ld bytes for file %s\n", *len, input_file);  in BufferFromFile()
44     VBDEBUG(("Couldn't read file %s into a buffer\n", input_file));  in BufferFromFile()
52 RSAPublicKey* RSAPublicKeyFromFile(const char* input_file) {  in RSAPublicKeyFromFile()  argument
55   uint8_t* buf = BufferFromFile(input_file, &len);  in RSAPublicKeyFromFile()
62 uint8_t* DigestFile(char* input_file, int sig_algorithm) {  in DigestFile()  argument
68   if( (input_fd = open(input_file, O_RDONLY)) == -1 ) {  in DigestFile()
69     VBDEBUG(("Couldn't open %s\n", input_file));  in DigestFile()