From bac13064352234acea012de30ee36dd51748b97f Mon Sep 17 00:00:00 2001 From: cbdev Date: Sat, 11 Apr 2020 19:22:57 +0200 Subject: Implement strerror abstraction for Windows --- backends/libmmbackend.c | 21 ++++++++++++++++----- 1 file changed, 16 insertions(+), 5 deletions(-) (limited to 'backends/libmmbackend.c') diff --git a/backends/libmmbackend.c b/backends/libmmbackend.c index ab96646..1624f56 100644 --- a/backends/libmmbackend.c +++ b/backends/libmmbackend.c @@ -17,6 +17,17 @@ int mmbackend_strdup(char** dest, char* src){ return 0; } +char* mmbackend_sockstrerror(int err_no){ + #ifdef _WIN32 + static char error[2048] = ""; + FormatMessage(FORMAT_MESSAGE_FROM_SYSTEM | FORMAT_MESSAGE_IGNORE_INSERTS, NULL, WSAGetLastError(), + MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT), error, sizeof(error), NULL); + return error; + #else + return strerror(err_no); + #endif +} + void mmbackend_parse_hostspec(char* spec, char** host, char** port, char** options){ size_t u = 0; @@ -107,18 +118,18 @@ int mmbackend_socket(char* host, char* port, int socktype, uint8_t listener, uin //set required socket options yes = 1; if(setsockopt(fd, SOL_SOCKET, SO_REUSEADDR, (void*)&yes, sizeof(yes)) < 0){ - LOGPF("Failed to enable SO_REUSEADDR on socket: %s", strerror(errno)); + LOGPF("Failed to enable SO_REUSEADDR on socket: %s", mmbackend_sockstrerror(errno)); } if(mcast){ yes = 1; if(setsockopt(fd, SOL_SOCKET, SO_BROADCAST, (void*)&yes, sizeof(yes)) < 0){ - LOGPF("Failed to enable SO_BROADCAST on socket: %s", strerror(errno)); + LOGPF("Failed to enable SO_BROADCAST on socket: %s", mmbackend_sockstrerror(errno)); } yes = 0; if(setsockopt(fd, IPPROTO_IP, IP_MULTICAST_LOOP, (void*)&yes, sizeof(yes)) < 0){ - LOGPF("Failed to disable IP_MULTICAST_LOOP on socket: %s", strerror(errno)); + LOGPF("Failed to disable IP_MULTICAST_LOOP on socket: %s", mmbackend_sockstrerror(errno)); } } @@ -156,7 +167,7 @@ int mmbackend_socket(char* host, char* port, int socktype, uint8_t listener, uin #else int flags = fcntl(fd, F_GETFL, 0); if(fcntl(fd, F_SETFL, flags | O_NONBLOCK) < 0){ - LOGPF("Failed to set socket nonblocking: %s", strerror(errno)); + LOGPF("Failed to set socket nonblocking: %s", mmbackend_sockstrerror(errno)); close(fd); return -1; } @@ -174,7 +185,7 @@ int mmbackend_send(int fd, uint8_t* data, size_t length){ sent = send(fd, data + total, 1, 0); #endif if(sent < 0){ - LOGPF("Failed to send: %s", strerror(errno)); + LOGPF("Failed to send: %s", mmbackend_sockstrerror(errno)); return 1; } total += sent; -- cgit v1.2.3