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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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40
src/usocket.c
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@ -10,6 +10,7 @@
#include <signal.h>
#include "socket.h"
#include "pierror.h"
/*-------------------------------------------------------------------------*\
* Wait for readable/writable/connected socket with timeout
@ -394,7 +395,7 @@ 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 HOST_NOT_FOUND: return "host not found";
case HOST_NOT_FOUND: return PIE_HOSTNOTFOUND;
default: return hstrerror(err);
}
}
@ -402,13 +403,13 @@ const char *socket_hoststrerror(int err) {
const char *socket_strerror(int err) {
if (err <= 0) return io_strerror(err);
switch (err) {
case EADDRINUSE: return "address already in use";
case EISCONN: return "already connected";
case EACCES: return "permission denied";
case ECONNREFUSED: return "connection refused";
case ECONNABORTED: return "closed";
case ECONNRESET: return "closed";
case ETIMEDOUT: return "timeout";
case EADDRINUSE: return PIE_ADDRINUSE;
case EISCONN: return PIE_ISCONN;
case EACCES: return PIE_ACCESS;
case ECONNREFUSED: return PIE_CONNREFUSED;
case ECONNABORTED: return PIE_CONNABORTED;
case ECONNRESET: return PIE_CONNRESET;
case ETIMEDOUT: return PIE_TIMEDOUT;
default: return strerror(err);
}
}
@ -421,22 +422,21 @@ const char *socket_ioerror(p_socket ps, 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_OVERFLOW: return "argument buffer overflow";
case EAI_FAIL: return PIE_FAIL;
case EAI_FAMILY: return PIE_FAMILY;
case EAI_MEMORY: return PIE_MEMORY;
case EAI_NONAME: return PIE_NONAME;
case EAI_OVERFLOW: return PIE_OVERFLOW;
#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;
case EAI_SYSTEM: return strerror(errno);
default: return gai_strerror(err);
}