25   VbSignature* sig = (VbSignature*)malloc(sizeof(VbSignature) + sig_size);  in SignatureAlloc()  local
26   if (!sig)  in SignatureAlloc()
29   sig->sig_offset = sizeof(VbSignature);  in SignatureAlloc()
30   sig->sig_size = sig_size;  in SignatureAlloc()
31   sig->data_size = data_size;  in SignatureAlloc()
32   return sig;  in SignatureAlloc()
36 void SignatureInit(VbSignature* sig, uint8_t* sig_data,  in SignatureInit()  argument
38   sig->sig_offset = OffsetOf(sig, sig_data);  in SignatureInit()
39   sig->sig_size = sig_size;  in SignatureInit()
40   sig->data_size = data_size;  in SignatureInit()
57   VbSignature* sig;  in CalculateChecksum()  local
63   sig = SignatureAlloc(SHA512_DIGEST_SIZE, 0);  in CalculateChecksum()
64   if (!sig) {  in CalculateChecksum()
68   sig->sig_offset = sizeof(VbSignature);  in CalculateChecksum()
69   sig->sig_size = SHA512_DIGEST_SIZE;  in CalculateChecksum()
70   sig->data_size = size;  in CalculateChecksum()
73   Memcpy(GetSignatureData(sig), header_checksum, SHA512_DIGEST_SIZE);  in CalculateChecksum()
75   return sig;  in CalculateChecksum()
82   VbSignature* sig = NULL;  in CalculateHash()  local
90   sig = SignatureAlloc(digest_size, size);  in CalculateHash()
91   if (!sig) {  in CalculateHash()
97   Memcpy(GetSignatureData(sig), digest, digest_size);  in CalculateHash()
101   return sig;  in CalculateHash()
116   VbSignature* sig;  in CalculateSignature()  local
136   sig = SignatureAlloc(siglen_map[key->algorithm], size);  in CalculateSignature()
137   if (!sig) {  in CalculateSignature()
145                            GetSignatureData(sig),  /* Output sig */  in CalculateSignature()
152     free(sig);  in CalculateSignature()
157   return sig;  in CalculateSignature()
261   VbSignature* sig;  in CalculateSignature_external()  local
281   sig = SignatureAlloc(siglen_map[key_algorithm], size);  in CalculateSignature_external()
282   if (!sig) {  in CalculateSignature_external()
290                             GetSignatureData(sig), /* Output sig */  in CalculateSignature_external()
298     free(sig);  in CalculateSignature_external()
303   return sig;  in CalculateSignature_external()