dhcp: generic data should be void*, not uint8_t*

If we handly arbitrary data we should use "void*" pointers, not
"uint8_t*", how go intended C to be used.

8 files changed, 25 insertions, 25 deletions

diff --git a/src/libsystemd-network/dhcp-internal.h b/src/libsystemd-network/dhcp-internal.h
index 0df14f8051..df6f882af5 100644
--- a/src/libsystemd-network/dhcp-internal.h
+++ b/src/libsystemd-network/dhcp-internal.h
@@ -45,7 +45,7 @@ int dhcp_option_append(DHCPMessage *message, size_t size, size_t *offset, uint8_
                        uint8_t code, size_t optlen, const void *optval);
 
 typedef int (*dhcp_option_cb_t)(uint8_t code, uint8_t len,
-                                const uint8_t *option, void *userdata);
+                                const void *option, void *userdata);
 
 int dhcp_option_parse(DHCPMessage *message, size_t len,
                       dhcp_option_cb_t cb, void *userdata);
diff --git a/src/libsystemd-network/dhcp-lease-internal.h b/src/libsystemd-network/dhcp-lease-internal.h
index 1765fabd4b..ebe6c2f7e7 100644
--- a/src/libsystemd-network/dhcp-lease-internal.h
+++ b/src/libsystemd-network/dhcp-lease-internal.h
@@ -78,23 +78,23 @@ struct sd_dhcp_lease {
         char *domainname;
         char *hostname;
         char *root_path;
-        uint8_t *client_id;
+        void *client_id;
         size_t client_id_len;
-        uint8_t *vendor_specific;
+        void *vendor_specific;
         size_t vendor_specific_len;
         char *timezone;
         LIST_HEAD(struct sd_dhcp_raw_option, private_options);
 };
 
 int dhcp_lease_new(sd_dhcp_lease **ret);
-int dhcp_lease_parse_options(uint8_t code, uint8_t len, const uint8_t *option,
+int dhcp_lease_parse_options(uint8_t code, uint8_t len, const void *option,
                               void *userdata);
 int dhcp_lease_insert_private_option(sd_dhcp_lease *lease, uint8_t tag,
-                                     const uint8_t *data, uint8_t len);
+                                     const void *data, uint8_t len);
 
 int dhcp_lease_set_default_subnet_mask(sd_dhcp_lease *lease);
 
-int dhcp_lease_set_client_id(sd_dhcp_lease *lease, const uint8_t *client_id,
+int dhcp_lease_set_client_id(sd_dhcp_lease *lease, const void *client_id,
                              size_t client_id_len);
 
 DEFINE_TRIVIAL_CLEANUP_FUNC(sd_dhcp_lease*, sd_dhcp_lease_unref);
diff --git a/src/libsystemd-network/network-internal.c b/src/libsystemd-network/network-internal.c
index d8357c687e..26bd4088d9 100644
--- a/src/libsystemd-network/network-internal.c
+++ b/src/libsystemd-network/network-internal.c
@@ -525,7 +525,7 @@ int deserialize_dhcp_routes(struct sd_dhcp_route **ret, size_t *ret_size, size_t
         return 0;
 }
 
-int serialize_dhcp_option(FILE *f, const char *key, const uint8_t *data, size_t size) {
+int serialize_dhcp_option(FILE *f, const char *key, const void *data, size_t size) {
         _cleanup_free_ char *hex_buf = NULL;
 
         assert(f);
@@ -541,7 +541,7 @@ int serialize_dhcp_option(FILE *f, const char *key, const uint8_t *data, size_t
         return 0;
 }
 
-int deserialize_dhcp_option(uint8_t **data, size_t *data_len, const char *string) {
+int deserialize_dhcp_option(void **data, size_t *data_len, const char *string) {
         assert(data);
         assert(data_len);
         assert(string);
diff --git a/src/libsystemd-network/network-internal.h b/src/libsystemd-network/network-internal.h
index dca82646ce..d5d4ef42f2 100644
--- a/src/libsystemd-network/network-internal.h
+++ b/src/libsystemd-network/network-internal.h
@@ -77,5 +77,5 @@ struct sd_dhcp_route;
 void serialize_dhcp_routes(FILE *f, const char *key, struct sd_dhcp_route *routes, size_t size);
 int deserialize_dhcp_routes(struct sd_dhcp_route **ret, size_t *ret_size, size_t *ret_allocated, const char *string);
 
-int serialize_dhcp_option(FILE *f, const char *key, const uint8_t *data, size_t size);
-int deserialize_dhcp_option(uint8_t **data, size_t *data_len, const char *string);
+int serialize_dhcp_option(FILE *f, const char *key, const void *data, size_t size);
+int deserialize_dhcp_option(void **data, size_t *data_len, const char *string);
diff --git a/src/libsystemd-network/sd-dhcp-lease.c b/src/libsystemd-network/sd-dhcp-lease.c
index 75989951cf..328ab152b8 100644
--- a/src/libsystemd-network/sd-dhcp-lease.c
+++ b/src/libsystemd-network/sd-dhcp-lease.c
@@ -179,7 +179,7 @@ int sd_dhcp_lease_get_routes(sd_dhcp_lease *lease, struct sd_dhcp_route **routes
         return 0;
 }
 
-int sd_dhcp_lease_get_vendor_specific(sd_dhcp_lease *lease, const uint8_t **data,
+int sd_dhcp_lease_get_vendor_specific(sd_dhcp_lease *lease, const void **data,
                                       size_t *data_len) {
         assert_return(lease, -EINVAL);
         assert_return(data, -EINVAL);
@@ -436,7 +436,7 @@ static int lease_parse_classless_routes(const uint8_t *option, size_t len, struc
         return 0;
 }
 
-int dhcp_lease_parse_options(uint8_t code, uint8_t len, const uint8_t *option, void *userdata) {
+int dhcp_lease_parse_options(uint8_t code, uint8_t len, const void *option, void *userdata) {
         sd_dhcp_lease *lease = userdata;
         int r;
 
@@ -619,7 +619,7 @@ int dhcp_lease_parse_options(uint8_t code, uint8_t len, const uint8_t *option, v
 }
 
 int dhcp_lease_insert_private_option(sd_dhcp_lease *lease, uint8_t tag,
-                                     const uint8_t *data, uint8_t len) {
+                                     const void *data, uint8_t len) {
         struct sd_dhcp_raw_option *cur, *option;
 
         LIST_FOREACH(options, cur, lease->private_options) {
@@ -669,7 +669,7 @@ int dhcp_lease_save(sd_dhcp_lease *lease, const char *lease_file) {
         struct sd_dhcp_raw_option *option;
         struct in_addr address;
         const struct in_addr *addresses;
-        const uint8_t *client_id, *data;
+        const void *client_id, *data;
         size_t client_id_len, data_len;
         const char *string;
         uint16_t mtu;
@@ -950,7 +950,7 @@ int dhcp_lease_load(sd_dhcp_lease **ret, const char *lease_file) {
         }
 
         for (i = 0; i <= DHCP_OPTION_PRIVATE_LAST - DHCP_OPTION_PRIVATE_BASE; i++) {
-                _cleanup_free_ uint8_t *data = NULL;
+                _cleanup_free_ void *data = NULL;
                 size_t len;
 
                 if (!options[i])
@@ -990,7 +990,7 @@ int dhcp_lease_set_default_subnet_mask(sd_dhcp_lease *lease) {
         return 0;
 }
 
-int sd_dhcp_lease_get_client_id(sd_dhcp_lease *lease, const uint8_t **client_id,
+int sd_dhcp_lease_get_client_id(sd_dhcp_lease *lease, const void **client_id,
                                 size_t *client_id_len) {
         assert_return(lease, -EINVAL);
         assert_return(client_id, -EINVAL);
@@ -1001,7 +1001,7 @@ int sd_dhcp_lease_get_client_id(sd_dhcp_lease *lease, const uint8_t **client_id,
         return 0;
 }
 
-int dhcp_lease_set_client_id(sd_dhcp_lease *lease, const uint8_t *client_id,
+int dhcp_lease_set_client_id(sd_dhcp_lease *lease, const void *client_id,
                              size_t client_id_len) {
         assert_return(lease, -EINVAL);
         assert_return((!client_id && !client_id_len) ||
diff --git a/src/libsystemd-network/sd-dhcp-server.c b/src/libsystemd-network/sd-dhcp-server.c
index df74d9f3ae..968df1f43d 100644
--- a/src/libsystemd-network/sd-dhcp-server.c
+++ b/src/libsystemd-network/sd-dhcp-server.c
@@ -550,7 +550,7 @@ static int server_send_forcerenew(sd_dhcp_server *server, be32_t address,
         return 0;
 }
 
-static int parse_request(uint8_t code, uint8_t len, const uint8_t *option,
+static int parse_request(uint8_t code, uint8_t len, const void *option,
                          void *userdata) {
         DHCPRequest *req = userdata;
 
diff --git a/src/libsystemd-network/test-dhcp-client.c b/src/libsystemd-network/test-dhcp-client.c
index 1e0df634a4..b2a0d3bb8b 100644
--- a/src/libsystemd-network/test-dhcp-client.c
+++ b/src/libsystemd-network/test-dhcp-client.c
@@ -126,7 +126,7 @@ static void test_checksum(void)
         assert_se(dhcp_packet_checksum((uint8_t*)&buf, 20) == be16toh(0x78ae));
 }
 
-static int check_options(uint8_t code, uint8_t len, const uint8_t *option,
+static int check_options(uint8_t code, uint8_t len, const void *option,
                 void *userdata)
 {
         switch(code) {
@@ -141,10 +141,10 @@ static int check_options(uint8_t code, uint8_t len, const uint8_t *option,
 
                 assert_se(len == sizeof(uint8_t) + sizeof(uint32_t) + duid_len);
                 assert_se(len == 19);
-                assert_se(option[0] == 0xff);
+                assert_se(((uint8_t*) option)[0] == 0xff);
 
-                assert_se(memcmp(&option[1], &iaid, sizeof(iaid)) == 0);
-                assert_se(memcmp(&option[5], &duid, duid_len) == 0);
+                assert_se(memcmp((uint8_t*) option + 1, &iaid, sizeof(iaid)) == 0);
+                assert_se(memcmp((uint8_t*) option + 5, &duid, duid_len) == 0);
                 break;
         }
 
diff --git a/src/libsystemd-network/test-dhcp-option.c b/src/libsystemd-network/test-dhcp-option.c
index 37f46c8c56..b1ef174849 100644
--- a/src/libsystemd-network/test-dhcp-option.c
+++ b/src/libsystemd-network/test-dhcp-option.c
@@ -145,7 +145,7 @@ static void test_ignore_opts(uint8_t *descoption, int *descpos, int *desclen) {
         }
 }
 
-static int test_options_cb(uint8_t code, uint8_t len, const uint8_t *option, void *userdata) {
+static int test_options_cb(uint8_t code, uint8_t len, const void *option, void *userdata) {
         struct option_desc *desc = userdata;
         uint8_t *descoption = NULL;
         int *desclen = NULL, *descpos = NULL;
@@ -207,10 +207,10 @@ static int test_options_cb(uint8_t code, uint8_t len, const uint8_t *option, voi
         for (i = 0; i < len; i++) {
 
                 if (verbose)
-                        printf("0x%02x(0x%02x) ", option[i],
+                        printf("0x%02x(0x%02x) ", ((uint8_t*) option)[i],
                                         descoption[*descpos + 2 + i]);
 
-                assert_se(option[i] == descoption[*descpos + 2 + i]);
+                assert_se(((uint8_t*) option)[i] == descoption[*descpos + 2 + i]);
         }
 
         if (verbose)