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updated error messages, less error prone, platform independent

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This commit is contained in:
Thijs Schreijer 2015-03-03 21:17:06 +01:00
parent 76ed24fe8a
commit d3ed08616b
3 changed files with 78 additions and 51 deletions
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61
src/wsocket.c
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@ -8,6 +8,7 @@
#include <string.h>
#include "socket.h"
#include "pierror.h"
/* WinSock doesn't have a strerror... */
static const char *wstrerror(int err);
@ -330,7 +331,7 @@ int socket_gethostbyname(const char *addr, struct hostent **hp) {
const char *socket_hoststrerror(int err) {
if (err <= 0) return io_strerror(err);
switch (err) {
case WSAHOST_NOT_FOUND: return "host not found";
case WSAHOST_NOT_FOUND: return PIE_HOST_NOT_FOUND;
default: return wstrerror(err);
}
}
@ -338,13 +339,13 @@ const char *socket_hoststrerror(int err) {
const char *socket_strerror(int err) {
if (err <= 0) return io_strerror(err);
switch (err) {
case WSAEADDRINUSE: return "address already in use";
case WSAECONNREFUSED: return "connection refused";
case WSAEISCONN: return "already connected";
case WSAEACCES: return "permission denied";
case WSAECONNABORTED: return "closed";
case WSAECONNRESET: return "closed";
case WSAETIMEDOUT: return "timeout";
case WSAEADDRINUSE: return PIE_ADDRINUSE;
case WSAECONNREFUSED : return PIE_CONNREFUSED;
case WSAEISCONN: return PIE_ISCONN;
case WSAEACCES: return PIE_ACCESS;
case WSAECONNABORTED: return PIE_CONNABORTED;
case WSAECONNRESET: return PIE_CONNRESET;
case WSAETIMEDOUT: return PIE_TIMEDOUT;
default: return wstrerror(err);
}
}
@ -357,7 +358,7 @@ const char *socket_ioerror(p_socket ps, int err) {
static const char *wstrerror(int err) {
switch (err) {
case WSAEINTR: return "Interrupted function call";
case WSAEACCES: return "Permission denied";
case WSAEACCES: return PIE_ACCESS; // "Permission denied";
case WSAEFAULT: return "Bad address";
case WSAEINVAL: return "Invalid argument";
case WSAEMFILE: return "Too many open files";
@ -370,24 +371,23 @@ static const char *wstrerror(int err) {
case WSAEPROTOTYPE: return "Protocol wrong type for socket";
case WSAENOPROTOOPT: return "Bad protocol option";
case WSAEPROTONOSUPPORT: return "Protocol not supported";
case WSAESOCKTNOSUPPORT: return "Socket type not supported";
case WSAESOCKTNOSUPPORT: return PIE_SOCKTYPE; // "Socket type not supported";
case WSAEOPNOTSUPP: return "Operation not supported";
case WSAEPFNOSUPPORT: return "Protocol family not supported";
case WSAEAFNOSUPPORT:
return "Address family not supported by protocol family";
case WSAEADDRINUSE: return "Address already in use";
case WSAEAFNOSUPPORT: return PIE_FAMILY; // "Address family not supported by protocol family";
case WSAEADDRINUSE: return PIE_ADDRINUSE; // "Address already in use";
case WSAEADDRNOTAVAIL: return "Cannot assign requested address";
case WSAENETDOWN: return "Network is down";
case WSAENETUNREACH: return "Network is unreachable";
case WSAENETRESET: return "Network dropped connection on reset";
case WSAECONNABORTED: return "Software caused connection abort";
case WSAECONNRESET: return "Connection reset by peer";
case WSAECONNRESET: return PIE_CONNRESET; // "Connection reset by peer";
case WSAENOBUFS: return "No buffer space available";
case WSAEISCONN: return "Socket is already connected";
case WSAEISCONN: return PIE_ISCONN; // "Socket is already connected";
case WSAENOTCONN: return "Socket is not connected";
case WSAESHUTDOWN: return "Cannot send after socket shutdown";
case WSAETIMEDOUT: return "Connection timed out";
case WSAECONNREFUSED: return "Connection refused";
case WSAETIMEDOUT: return PIE_TIMEDOUT; // "Connection timed out";
case WSAECONNREFUSED: return PIE_CONNREFUSED; // "Connection refused";
case WSAEHOSTDOWN: return "Host is down";
case WSAEHOSTUNREACH: return "No route to host";
case WSAEPROCLIM: return "Too many processes";
@ -396,9 +396,9 @@ static const char *wstrerror(int err) {
case WSANOTINITIALISED:
return "Successful WSAStartup not yet performed";
case WSAEDISCON: return "Graceful shutdown in progress";
case WSAHOST_NOT_FOUND: return "Host not found";
case WSAHOST_NOT_FOUND: return PIE_HOST_NOT_FOUND; // "Host not found";
case WSATRY_AGAIN: return "Nonauthoritative host not found";
case WSANO_RECOVERY: return "Nonrecoverable name lookup error";
case WSANO_RECOVERY: return PIE_FAIL; // "Nonrecoverable name lookup error";
case WSANO_DATA: return "Valid name, no data record of requested type";
default: return "Unknown error";
}
@ -407,24 +407,23 @@ static const char *wstrerror(int err) {
const char *socket_gaistrerror(int err) {
if (err == 0) return NULL;
switch (err) {
case EAI_AGAIN: return "temporary failure in name resolution";
case EAI_BADFLAGS: return "invalid value for ai_flags";
case EAI_AGAIN: return PIE_AGAIN;
case EAI_BADFLAGS: return PIE_BADFLAGS;
#ifdef EAI_BADHINTS
case EAI_BADHINTS: return "invalid value for hints";
case EAI_BADHINTS: return PIE_BADHINTS;
#endif
case EAI_FAIL: return "non-recoverable failure in name resolution";
case EAI_FAMILY: return "ai_family not supported";
case EAI_MEMORY: return "memory allocation failure";
case EAI_NONAME:
return "host or service not provided, or not known";
case EAI_FAIL: return PIE_FAIL;
case EAI_FAMILY: return PIE_FAMILY;
case EAI_MEMORY: return PIE_MEMORY;
case EAI_NONAME: return PIE_NONAME;
#ifdef EAI_OVERFLOW
case EAI_OVERFLOW: return "argument buffer overflow";
case EAI_OVERFLOW: return PIE_OVERFLOW;
#endif
#ifdef EAI_PROTOCOL
case EAI_PROTOCOL: return "resolved protocol is unknown";
case EAI_PROTOCOL: return PIE_PROTOCOL;
#endif
case EAI_SERVICE: return "service not supported for socket type";
case EAI_SOCKTYPE: return "ai_socktype not supported";
case EAI_SERVICE: return PIE_SERVICE;
case EAI_SOCKTYPE: return PIE_SOCKTYPE;
#ifdef EAI_SYSTEM
case EAI_SYSTEM: return strerror(errno);
#endif