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modules-raop-sink: improve error handling

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This commit is contained in:
Wim Taymans 2023-03-16 11:22:35 +01:00
parent b4ef9fa333
commit a3875c38ac
1 changed files with 15 additions and 6 deletions
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21
src/modules/module-raop-sink.c
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@ -1150,13 +1150,19 @@ done:
RSA *rsa = RSA_new(); RSA *rsa = RSA_new();
BIGNUM *n_bn = BN_bin2bn(modulus, msize, NULL); BIGNUM *n_bn = BN_bin2bn(modulus, msize, NULL);
BIGNUM *e_bn = BN_bin2bn(exponent, esize, NULL); BIGNUM *e_bn = BN_bin2bn(exponent, esize, NULL);
RSA_set0_key(rsa, n_bn, e_bn, NULL); if (rsa == NULL || n_bn == NULL || e_bn == NULL)
res = RSA_public_encrypt(len, data, enc, rsa, RSA_PKCS1_OAEP_PADDING); goto error;
if (res <= 0) RSA_set0_key(rsa, n_bn, e_bn NULL);
n_bn = e_bn = NULL;
if ((res = RSA_public_encrypt(len, data, enc, rsa, RSA_PKCS1_OAEP_PADDING)) <= 0)
goto error; goto error;
done: done:
if (rsa != NULL) if (rsa != NULL)
RSA_free(rsa); RSA_free(rsa);
if (n_bn != NULL)
BN_free(n_bn);
if (e_bn != NULL)
BN_free(e_bn);
return res; return res;
#endif #endif
error: error:
@ -1171,7 +1177,7 @@ static int rtsp_do_announce(struct impl *impl)
uint8_t rsakey[512]; uint8_t rsakey[512];
char key[512*2]; char key[512*2];
char iv[16*2]; char iv[16*2];
int res, frames, i, ip_version; int res, frames, rsa_len, ip_version;
char *sdp; char *sdp;
char local_ip[256]; char local_ip[256];
int min_latency; int min_latency;
@ -1222,8 +1228,11 @@ static int rtsp_do_announce(struct impl *impl)
pw_getrandom(impl->iv, sizeof(impl->iv), 0) < 0) pw_getrandom(impl->iv, sizeof(impl->iv), 0) < 0)
return -errno; return -errno;
i = rsa_encrypt(impl->key, 16, rsakey); rsa_len = rsa_encrypt(impl->key, 16, rsakey);
base64_encode(rsakey, i, key, '='); if (rsa_len < 0)
return -rsa_len;
base64_encode(rsakey, rsa_len, key, '=');
base64_encode(impl->iv, 16, iv, '='); base64_encode(impl->iv, 16, iv, '=');
asprintf(&sdp, "v=0\r\n" asprintf(&sdp, "v=0\r\n"