X-Git-Url: https://git.stg.codes/stg.git/blobdiff_plain/c31d4290750d0d9032ac8b91f432a990f0645c71..4a6814d2f7eb9e4a46264f3d5a285ca4a29b0d06:/stglibs/common.lib/common.cpp diff --git a/stglibs/common.lib/common.cpp b/stglibs/common.lib/common.cpp index d0f1ff4d..c02f675c 100644 --- a/stglibs/common.lib/common.cpp +++ b/stglibs/common.lib/common.cpp @@ -28,35 +28,13 @@ $Author: faust $ */ - -/*#include -#include -#include -#include -#include -#include -#include - - -#include - - +// For old and dub systems +// Like FreeBSD4 #include -#include - -#ifdef WIN32 -#include -#else +#include #include -#include -#include -#include -#include -#endif*/ -#ifdef FREE_BSD -#include -#endif +#include #ifdef WIN32 #include @@ -64,6 +42,7 @@ #include #include #include +#include #endif #include @@ -75,13 +54,84 @@ #include #include -#include "common.h" +#include "stg/common.h" #ifndef INET_ADDRSTRLEN # define INET_ADDRSTRLEN 16 #endif -using namespace std; +namespace +{ +//--------------------------------------------------------------------------- +unsigned char koi2win[] = { + 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, + 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, + 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, + 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F, + 0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, + 0x28, 0x29, 0x2A, 0x2B, 0x2C, 0x2D, 0x2E, 0x2F, + 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, + 0x38, 0x39, 0x3A, 0x3B, 0x3C, 0x3D, 0x3E, 0x3F, + 0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, + 0x48, 0x49, 0x4A, 0x4B, 0x4C, 0x4D, 0x4E, 0x4F, + 0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57, + 0x58, 0x59, 0x5A, 0x5B, 0x5C, 0x5D, 0x5E, 0x5F, + 0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, + 0x68, 0x69, 0x6A, 0x6B, 0x6C, 0x6D, 0x6E, 0x6F, + 0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77, + 0x78, 0x79, 0x7A, 0x7B, 0x7C, 0x7D, 0x7E, 0x7F, + 0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, + 0x88, 0x89, 0x8A, 0x8B, 0x8C, 0x8D, 0x8E, 0x8F, + 0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, + 0x98, 0x99, 0x9A, 0x9B, 0x9C, 0x9D, 0x9E, 0x9F, + 0xA0, 0xA1, 0xA2, 0xB8, 0xBA, 0xA5, 0xB3, 0xBF, + 0xA8, 0xA9, 0xAA, 0xAB, 0xAC, 0xB4, 0xAE, 0xAF, + 0xB0, 0xB1, 0xB2, 0xA8, 0xAA, 0xB5, 0xB2, 0xAF, + 0xB8, 0xB9, 0xBA, 0xBB, 0xBC, 0xA5, 0xBE, 0xBF, + 0xFE, 0xE0, 0xE1, 0xF6, 0xE4, 0xE5, 0xF4, 0xE3, + 0xF5, 0xE8, 0xE9, 0xEA, 0xEB, 0xEC, 0xED, 0xEE, + 0xEF, 0xFF, 0xF0, 0xF1, 0xF2, 0xF3, 0xE6, 0xE2, + 0xFC, 0xFB, 0xE7, 0xF8, 0xFD, 0xF9, 0xF7, 0xFA, + 0xDE, 0xC0, 0xC1, 0xD6, 0xC4, 0xC5, 0xD4, 0xC3, + 0xD5, 0xC8, 0xC9, 0xCA, 0xCB, 0xCC, 0xCD, 0xCE, + 0xCF, 0xDF, 0xD0, 0xD1, 0xD2, 0xD3, 0xC6, 0xC2, + 0xDC, 0xDB, 0xC7, 0xD8, 0xDD, 0xD9, 0xD7, 0xDA}; + + +unsigned char win2koi[] = { + 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, + 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, + 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, + 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F, + 0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, + 0x28, 0x29, 0x2A, 0x2B, 0x2C, 0x2D, 0x2E, 0x2F, + 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, + 0x38, 0x39, 0x3A, 0x3B, 0x3C, 0x3D, 0x3E, 0x3F, + 0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, + 0x48, 0x49, 0x4A, 0x4B, 0x4C, 0x4D, 0x4E, 0x4F, + 0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57, + 0x58, 0x59, 0x5A, 0x5B, 0x5C, 0x5D, 0x5E, 0x5F, + 0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, + 0x68, 0x69, 0x6A, 0x6B, 0x6C, 0x6D, 0x6E, 0x6F, + 0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77, + 0x78, 0x79, 0x7A, 0x7B, 0x7C, 0x7D, 0x7E, 0x7F, + 0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, + 0x88, 0x89, 0x8A, 0x8B, 0x8C, 0x8D, 0x8E, 0x8F, + 0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, + 0x98, 0x99, 0x9A, 0x9B, 0x9C, 0x9D, 0x9E, 0x9F, + 0xA0, 0xA1, 0xA2, 0xA3, 0xA4, 0xBD, 0xA6, 0xA7, + 0xB3, 0xA9, 0xB4, 0xAB, 0xAC, 0xAD, 0xAE, 0xB7, + 0xB0, 0xB1, 0xB6, 0xA6, 0xAD, 0xB5, 0xB6, 0xB7, + 0xA3, 0xB9, 0xA4, 0xBB, 0xBC, 0xBD, 0xBE, 0xA7, + 0xE1, 0xE2, 0xF7, 0xE7, 0xE4, 0xE5, 0xF6, 0xFA, + 0xE9, 0xEA, 0xEB, 0xEC, 0xED, 0xEE, 0xEF, 0xF0, + 0xF2, 0xF3, 0xF4, 0xF5, 0xE6, 0xE8, 0xE3, 0xFE, + 0xFB, 0xFD, 0xFF, 0xF9, 0xF8, 0xFC, 0xE0, 0xF1, + 0xC1, 0xC2, 0xD7, 0xC7, 0xC4, 0xC5, 0xD6, 0xDA, + 0xC9, 0xCA, 0xCB, 0xCC, 0xCD, 0xCE, 0xCF, 0xD0, + 0xD2, 0xD3, 0xD4, 0xD5, 0xC6, 0xC8, 0xC3, 0xDE, + 0xDB, 0xDD, 0xDF, 0xD9, 0xD8, 0xDC, 0xC0, 0xD1}; +} #ifdef WIN32 //----------------------------------------------------------------------------- @@ -157,7 +207,7 @@ printf("%s", buff); return 0; } //----------------------------------------------------------------------------- -int strprintf(string * str, const char * fmt, ...) +int strprintf(std::string * str, const char * fmt, ...) { char buff[1024]; @@ -171,11 +221,13 @@ buff[1023] = 0; return n; } //----------------------------------------------------------------------------- -const char *IntToKMG(long long a, int stat) +const char *IntToKMG(int64_t a, int stat) { -static int64_t M = 1024*1024; -static int64_t G = 1024*1024*1024; +static const double K = 1024; +static const double M = 1024 * 1024; +static const double G = 1024 * 1024 * 1024; static char str[30]; +double value = a; switch (stat) { @@ -187,108 +239,39 @@ switch (stat) #endif break; case ST_KB: - sprintf(str, "%.2f kb", double(a)/1024.0); + sprintf(str, "%.2f kb", value / K); break; case ST_MB: - sprintf(str, "%.2f Mb", double(a)/(1024.0*1024.0)); + sprintf(str, "%.2f Mb", value / M); break; default: if (a > G) { - sprintf(str, "%.2f Gb", double(a)/double(G)); + sprintf(str, "%.2f Gb", value / G); return &str[0]; } if (a < -G) { - sprintf(str, "%.2f Gb", double(a)/double(G)); + sprintf(str, "%.2f Gb", value / G); return &str[0]; } if (a > M) { - sprintf(str, "%.2f Mb", double(a)/double(M)); + sprintf(str, "%.2f Mb", value / M); return &str[0]; } if (a < -M) { - sprintf(str, "%.2f Mb", double(a)/double(M)); + sprintf(str, "%.2f Mb", value / M); return &str[0]; } - sprintf(str, "%.2f kb", double(a)/1024.0); + sprintf(str, "%.2f kb", value / K); break; } return str; } //--------------------------------------------------------------------------- -unsigned char koi2win[] = { - 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, - 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, - 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, - 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F, - 0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, - 0x28, 0x29, 0x2A, 0x2B, 0x2C, 0x2D, 0x2E, 0x2F, - 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, - 0x38, 0x39, 0x3A, 0x3B, 0x3C, 0x3D, 0x3E, 0x3F, - 0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, - 0x48, 0x49, 0x4A, 0x4B, 0x4C, 0x4D, 0x4E, 0x4F, - 0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57, - 0x58, 0x59, 0x5A, 0x5B, 0x5C, 0x5D, 0x5E, 0x5F, - 0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, - 0x68, 0x69, 0x6A, 0x6B, 0x6C, 0x6D, 0x6E, 0x6F, - 0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77, - 0x78, 0x79, 0x7A, 0x7B, 0x7C, 0x7D, 0x7E, 0x7F, - 0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, - 0x88, 0x89, 0x8A, 0x8B, 0x8C, 0x8D, 0x8E, 0x8F, - 0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, - 0x98, 0x99, 0x9A, 0x9B, 0x9C, 0x9D, 0x9E, 0x9F, - 0xA0, 0xA1, 0xA2, 0xB8, 0xBA, 0xA5, 0xB3, 0xBF, - 0xA8, 0xA9, 0xAA, 0xAB, 0xAC, 0xB4, 0xAE, 0xAF, - 0xB0, 0xB1, 0xB2, 0xA8, 0xAA, 0xB5, 0xB2, 0xAF, - 0xB8, 0xB9, 0xBA, 0xBB, 0xBC, 0xA5, 0xBE, 0xBF, - 0xFE, 0xE0, 0xE1, 0xF6, 0xE4, 0xE5, 0xF4, 0xE3, - 0xF5, 0xE8, 0xE9, 0xEA, 0xEB, 0xEC, 0xED, 0xEE, - 0xEF, 0xFF, 0xF0, 0xF1, 0xF2, 0xF3, 0xE6, 0xE2, - 0xFC, 0xFB, 0xE7, 0xF8, 0xFD, 0xF9, 0xF7, 0xFA, - 0xDE, 0xC0, 0xC1, 0xD6, 0xC4, 0xC5, 0xD4, 0xC3, - 0xD5, 0xC8, 0xC9, 0xCA, 0xCB, 0xCC, 0xCD, 0xCE, - 0xCF, 0xDF, 0xD0, 0xD1, 0xD2, 0xD3, 0xC6, 0xC2, - 0xDC, 0xDB, 0xC7, 0xD8, 0xDD, 0xD9, 0xD7, 0xDA}; - - -unsigned char win2koi[] = { - 0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07, - 0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F, - 0x10, 0x11, 0x12, 0x13, 0x14, 0x15, 0x16, 0x17, - 0x18, 0x19, 0x1A, 0x1B, 0x1C, 0x1D, 0x1E, 0x1F, - 0x20, 0x21, 0x22, 0x23, 0x24, 0x25, 0x26, 0x27, - 0x28, 0x29, 0x2A, 0x2B, 0x2C, 0x2D, 0x2E, 0x2F, - 0x30, 0x31, 0x32, 0x33, 0x34, 0x35, 0x36, 0x37, - 0x38, 0x39, 0x3A, 0x3B, 0x3C, 0x3D, 0x3E, 0x3F, - 0x40, 0x41, 0x42, 0x43, 0x44, 0x45, 0x46, 0x47, - 0x48, 0x49, 0x4A, 0x4B, 0x4C, 0x4D, 0x4E, 0x4F, - 0x50, 0x51, 0x52, 0x53, 0x54, 0x55, 0x56, 0x57, - 0x58, 0x59, 0x5A, 0x5B, 0x5C, 0x5D, 0x5E, 0x5F, - 0x60, 0x61, 0x62, 0x63, 0x64, 0x65, 0x66, 0x67, - 0x68, 0x69, 0x6A, 0x6B, 0x6C, 0x6D, 0x6E, 0x6F, - 0x70, 0x71, 0x72, 0x73, 0x74, 0x75, 0x76, 0x77, - 0x78, 0x79, 0x7A, 0x7B, 0x7C, 0x7D, 0x7E, 0x7F, - 0x80, 0x81, 0x82, 0x83, 0x84, 0x85, 0x86, 0x87, - 0x88, 0x89, 0x8A, 0x8B, 0x8C, 0x8D, 0x8E, 0x8F, - 0x90, 0x91, 0x92, 0x93, 0x94, 0x95, 0x96, 0x97, - 0x98, 0x99, 0x9A, 0x9B, 0x9C, 0x9D, 0x9E, 0x9F, - 0xA0, 0xA1, 0xA2, 0xA3, 0xA4, 0xBD, 0xA6, 0xA7, - 0xB3, 0xA9, 0xB4, 0xAB, 0xAC, 0xAD, 0xAE, 0xB7, - 0xB0, 0xB1, 0xB6, 0xA6, 0xAD, 0xB5, 0xB6, 0xB7, - 0xA3, 0xB9, 0xA4, 0xBB, 0xBC, 0xBD, 0xBE, 0xA7, - 0xE1, 0xE2, 0xF7, 0xE7, 0xE4, 0xE5, 0xF6, 0xFA, - 0xE9, 0xEA, 0xEB, 0xEC, 0xED, 0xEE, 0xEF, 0xF0, - 0xF2, 0xF3, 0xF4, 0xF5, 0xE6, 0xE8, 0xE3, 0xFE, - 0xFB, 0xFD, 0xFF, 0xF9, 0xF8, 0xFC, 0xE0, 0xF1, - 0xC1, 0xC2, 0xD7, 0xC7, 0xC4, 0xC5, 0xD6, 0xDA, - 0xC9, 0xCA, 0xCB, 0xCC, 0xCD, 0xCE, 0xCF, 0xD0, - 0xD2, 0xD3, 0xD4, 0xD5, 0xC6, 0xC8, 0xC3, 0xDE, - 0xDB, 0xDD, 0xDF, 0xD9, 0xD8, 0xDC, 0xC0, 0xD1}; -//--------------------------------------------------------------------------- void KOIToWin(const char * s1, char * s2, int l) { unsigned char t; @@ -315,7 +298,7 @@ for (int j = 0; j < l; j++) } } //--------------------------------------------------------------------------- -void KOIToWin(const string & s1, string * s2) +void KOIToWin(const std::string & s1, std::string * s2) { s2->erase(s2->begin(), s2->end()); unsigned char t; @@ -327,7 +310,7 @@ for (int j = 0; j < (int)s1.length(); j++) } } //--------------------------------------------------------------------------- -void WinToKOI(const string & s1, string * s2) +void WinToKOI(const std::string & s1, std::string * s2) { s2->erase(s2->begin(), s2->end()); unsigned char t; @@ -339,7 +322,7 @@ for (int j = 0; j < (int)s1.length(); j++) } } //--------------------------------------------------------------------------- -void Encode12str(string & dst, const string & src) +void Encode12str(std::string & dst, const std::string & src) { dst.erase(dst.begin(), dst.end()); for (size_t i = 0; i < src.length(); i++) @@ -360,7 +343,7 @@ for (size_t i = 0; i < src.length() / 2; i++) c1 -= 'a'; c2 -= 'a'; - dst.push_back(c1 + (c2 << 4)); + dst.push_back(static_cast(c1 + (c2 << 4))); } } //--------------------------------------------------------------------------- @@ -393,7 +376,7 @@ for (size_t i = 0; ; i++) c1 -= 'a'; c2 -= 'a'; - dst[i] = c1 + (c2 << 4); + dst[i] = static_cast(c1 + (c2 << 4)); } dst[strlen(src) / 2] = 0; } @@ -631,7 +614,7 @@ if (msk == 0) return 0; return htonl(0xFFffFFff << (32 - msk)); } //--------------------------------------------------------------------------- -void TouchFile(const string & fileName) +void TouchFile(const std::string & fileName) { FILE * f = fopen(fileName.c_str(), "w"); if (f) @@ -710,28 +693,28 @@ strcpy(str, strdc); #endif //WIN32 void SwapBytes(uint16_t & value) { - value = (value >> 8) | - (value << 8); + value = static_cast((value >> 8) | + (value << 8)); } //--------------------------------------------------------------------------- void SwapBytes(uint32_t & value) { - value = (value >> 24) | - ((value << 8) & 0x00FF0000L)| - ((value >> 8) & 0x0000FF00L)| - (value << 24); + value = static_cast((value >> 24) | + ((value << 8) & 0x00FF0000L) | + ((value >> 8) & 0x0000FF00L) | + (value << 24)); } //--------------------------------------------------------------------------- void SwapBytes(uint64_t & value) { - value = (value >> 56) | - ((value << 40) & 0x00FF000000000000LL) | - ((value << 24) & 0x0000FF0000000000LL) | - ((value << 8) & 0x000000FF00000000LL) | - ((value >> 8) & 0x00000000FF000000LL) | - ((value >> 24) & 0x0000000000FF0000LL) | - ((value >> 40) & 0x000000000000FF00LL) | - (value << 56); + value = static_cast((value >> 56) | + ((value << 40) & 0x00FF000000000000LL) | + ((value << 24) & 0x0000FF0000000000LL) | + ((value << 8) & 0x000000FF00000000LL) | + ((value >> 8) & 0x00000000FF000000LL) | + ((value >> 24) & 0x0000000000FF0000LL) | + ((value >> 40) & 0x000000000000FF00LL) | + (value << 56)); } //--------------------------------------------------------------------------- void SwapBytes(int16_t & value) @@ -755,29 +738,9 @@ void SwapBytes(int64_t & value) value = temp; } //--------------------------------------------------------------------------- -int str2x(const std::string & str, int & x) -{ -x = strtol(str.c_str(), NULL, 10); - -if (errno == ERANGE) - return -1; - -return 0; -} -//--------------------------------------------------------------------------- -int str2x(const std::string & str, unsigned & x) -{ -x = strtoul(str.c_str(), NULL, 10); - -if (errno == ERANGE) - return -1; - -return 0; -} -//--------------------------------------------------------------------------- -int str2x(const std::string & str, long & x) +int str2x(const std::string & str, int32_t & x) { -x = strtol(str.c_str(), NULL, 10); +x = static_cast(strtol(str.c_str(), NULL, 10)); if (errno == ERANGE) return -1; @@ -785,9 +748,9 @@ if (errno == ERANGE) return 0; } //--------------------------------------------------------------------------- -int str2x(const std::string & str, unsigned long & x) +int str2x(const std::string & str, uint32_t & x) { -x = strtoul(str.c_str(), NULL, 10); +x = static_cast(strtoul(str.c_str(), NULL, 10)); if (errno == ERANGE) return -1; @@ -796,7 +759,7 @@ return 0; } #ifndef WIN32 //--------------------------------------------------------------------------- -int str2x(const std::string & str, long long & x) +int str2x(const std::string & str, int64_t & x) { x = strtoll(str.c_str(), NULL, 10); @@ -806,7 +769,7 @@ if (errno == ERANGE) return 0; } //--------------------------------------------------------------------------- -int str2x(const std::string & str, unsigned long long & x) +int str2x(const std::string & str, uint64_t & x) { x = strtoull(str.c_str(), NULL, 10); @@ -817,17 +780,12 @@ return 0; } #endif //--------------------------------------------------------------------------- -const std::string & x2str(unsigned x, std::string & s) +const std::string & x2str(uint32_t x, std::string & s) { return unsigned2str(x, s); } //--------------------------------------------------------------------------- -const std::string & x2str(unsigned long x, std::string & s) -{ -return unsigned2str(x, s); -} -//--------------------------------------------------------------------------- -const std::string & x2str(unsigned long long x, std::string & s) +const std::string & x2str(uint64_t x, std::string & s) { return unsigned2str(x, s); } @@ -861,6 +819,22 @@ std::string & Trim(std::string & val) return TrimR(TrimL(val)); } //--------------------------------------------------------------------------- +std::string ToLower(const std::string & value) +{ + std::string res; + for (std::string::size_type pos = 0; pos < value.length(); ++pos) + res += tolower(value[pos]); + return value; +} +//--------------------------------------------------------------------------- +std::string ToUpper(const std::string & value) +{ + std::string res; + for (std::string::size_type pos = 0; pos < value.length(); ++pos) + res += toupper(value[pos]); + return value; +} +//--------------------------------------------------------------------------- #ifdef WIN32 static int is_leap(unsigned y) { @@ -978,4 +952,81 @@ delete[] inBuf; return dst; } -//--------------------------------------------------------------------------- + +int ParseYesNo(const std::string & str, bool * val) +{ +if (0 == strncasecmp(str.c_str(), "yes", 3)) + { + *val = true; + return 0; + } + +if (0 == strncasecmp(str.c_str(), "no", 2)) + { + *val = false; + return 0; + } + +return -1; +} + +int ParseInt(const std::string & str, int * val) +{ +if (str2x(str, *val)) + return -1; +return 0; +} + +int ParseUnsigned(const std::string & str, unsigned * val) +{ +if (str2x(str, *val)) + return -1; +return 0; +} + +int ParseIntInRange(const std::string & str, int min, int max, int * val) +{ +if (ParseInt(str, val) != 0) + return -1; + +if (*val < min || *val > max) + return -1; + +return 0; +} + +int ParseUnsignedInRange(const std::string & str, unsigned min, + unsigned max, unsigned * val) +{ +if (ParseUnsigned(str, val) != 0) + return -1; + +if (*val < min || *val > max) + return -1; + +return 0; +} + +bool WaitPackets(int sd) +{ +fd_set rfds; +FD_ZERO(&rfds); +FD_SET(sd, &rfds); + +struct timeval tv; +tv.tv_sec = 0; +tv.tv_usec = 500000; + +int res = select(sd + 1, &rfds, NULL, NULL, &tv); +if (res == -1) // Error + { + if (errno != EINTR) + printfd(__FILE__, "Error on select: '%s'\n", strerror(errno)); + return false; + } + +if (res == 0) // Timeout + return false; + +return true; +}