Peter M. Groen / libmodbus

Commit 2f0b8355f43c589990934bdf1127e36278feaa1a

Authored by Tobias Doerffel
Committed by Stéphane Raimbault
1 parent 3f10ef1d

Fix compiler warning on Win32 when calling send()/recv() 

On Win32 the second argument to recv() and send() is not a void pointer
but a char pointer, therefore cast the buffer from uint8_t to char.

Signed-off-by: Stéphane Raimbault <stephane.raimbault@gmail.com>
Inline Side-by-side
Showing 1 changed file with 2 additions and 2 deletions
src/modbus-tcp.c
  View file @2f0b835
... ... @@ -129,11 +129,11 @@ ssize_t _modbus_tcp_send(modbus_t *ctx, const uint8_t *req, int req_length)
129 129 Requests not to send SIGPIPE on errors on stream oriented
130 130 sockets when the other end breaks the connection. The EPIPE
131 131 error is still returned. */
132   - return send(ctx->s, req, req_length, MSG_NOSIGNAL);
  132 + return send(ctx->s, (const char*)req, req_length, MSG_NOSIGNAL);
133 133 }
134 134  
135 135 ssize_t _modbus_tcp_recv(modbus_t *ctx, uint8_t *rsp, int rsp_length) {
136   - return recv(ctx->s, rsp, rsp_length, 0);
  136 + return recv(ctx->s, (char *)rsp, rsp_length, 0);
137 137 }
138 138  
139 139 int _modbus_tcp_check_integrity(modbus_t *ctx, uint8_t *msg, const int msg_length)
... ...