X-Git-Url: https://git.ucc.asn.au/?p=tpg%2Fopendispense2.git;a=blobdiff_plain;f=src%2Fclient%2Fmain.c;h=b16c495a76f9e9a784261029e8207cbdbd7b7703;hp=7d43db769965deac9e73cd222da39511dadac97e;hb=4740d52e909da9e8179955043ee2020bedae6a83;hpb=c8cb15c40d7afdf434e9b139ef0dd410a2e20002 diff --git a/src/client/main.c b/src/client/main.c index 7d43db7..b16c495 100644 --- a/src/client/main.c +++ b/src/client/main.c @@ -23,7 +23,7 @@ #include #include #include -#include // SHA1 +//#include // SHA1 #define USE_NCURSES_INTERFACE 0 #define DEBUG_TRACE_SERVER 0 @@ -87,7 +87,8 @@ void PopulateItemList(int Socket); int Dispense_ShowUser(int Socket, const char *Username); void _PrintUserLine(const char *Line); int Dispense_AddUser(int Socket, const char *Username); - int Dispense_SetUserType(int Socket, const char *Username, const char *TypeString); + int Dispense_SetUserType(int Socket, const char *Username, const char *TypeString, const char *Reason); + int Dispense_SetItem(int Socket, const char *Type, int ID, int NewPrice, const char *NewName); // --- Helpers --- char *ReadLine(int Socket); int sendf(int Socket, const char *Format, ...); @@ -96,7 +97,7 @@ char *trim(char *string); void CompileRegex(regex_t *regex, const char *pattern, int flags); // === GLOBALS === -char *gsDispenseServer = "heathred"; +char *gsDispenseServer = "merlo.ucc.gu.uwa.edu.au"; int giDispensePort = 11020; tItem *gaItems; @@ -114,60 +115,91 @@ char *gsUserName; //!< User that dispense will happen as char *gsUserFlags; //!< User's flag set int giUserBalance=-1; //!< User balance (set by Authenticate) int giDispenseCount = 1; //!< Number of dispenses to do +char *gsTextArgs[MAX_TXT_ARGS]; + int giTextArgc; // === CODE === void ShowUsage(void) { - printf( - "Usage:\n" - " == Everyone ==\n" - " dispense\n" - " Show interactive list\n" - " dispense ||\n" - " Dispense named item ( matches if it is a unique prefix)\n" - " dispense give \"\"\n" - " Give money to another user\n" - " dispense donate \"\"\n" - " Donate to the club\n" - " dispense iteminfo \n" - " Get the name and price for an item\n" - " == Coke members == \n" - " dispense acct []\n" - " Show user balances\n" - " dispense acct [+-] \"\"\n" - " Alter a account value\n" - " dispense refund []\n" - " Refund an item to a user (with optional price override)\n" - " == Dispense administrators ==\n" - " dispense acct = \"\"\n" - " Set an account balance\n" - " dispense user add \n" - " Create new account\n" - " dispense user type \n" - " Alter a user's flags\n" - " is a comma-separated list of user, coke, admin, internal or disabled\n" - " Flags are removed by preceding the name with '-' or '!'\n" - "\n" - "General Options:\n" - " -c \n" - " Dispense multiple times\n" - " -u \n" - " Set a different user (Coke members only)\n" - " -h / -?\n" - " Show help text\n" - " -G\n" - " Use alternate GUI\n" - " -n\n" - " Dry run - Do not actually do dispenses\n" - " -m \n" - " -M \n" - " Set the Maximum/Minimum balances shown in `dispense acct`\n" - "Definitions:\n" - " \n" - " Item ID of the form : where is a non-empty string of alpha-numeric characters, and is a non-negative integer\n" -// " \n" -// " Account name\n" - ); + printf( "Usage:\n" ); + if( giTextArgc == 0 ) + printf( + " == Everyone ==\n" + " dispense\n" + " Show interactive list\n" + " dispense ||\n" + " Dispense named item ( matches if it is a unique prefix)\n" + ); + if( giTextArgc == 0 || strcmp(gsTextArgs[0], "give") == 0 ) + printf( + " dispense give \"\"\n" + " Give money to another user\n" + ); + + if( giTextArgc == 0 || strcmp(gsTextArgs[0], "donate") == 0 ) + printf( + " dispense donate \"\"\n" + " Donate to the club\n" + ); + if( giTextArgc == 0 || strcmp(gsTextArgs[0], "iteminfo") == 0 ) + printf( + " dispense iteminfo \n" + " Get the name and price for an item\n" + ); + if( giTextArgc == 0 ) + printf(" == Coke members == \n"); + if( giTextArgc == 0 || strcmp(gsTextArgs[0], "acct") == 0 ) + printf( + " dispense acct []\n" + " Show user balances\n" + " dispense acct [+-] \"\"\n" + " Alter a account value\n" + " dispense acct = \"\"\n" + " Set an account balance\n" + ); + if( giTextArgc == 0 || strcmp(gsTextArgs[0], "refund") == 0 ) + printf( + " dispense refund []\n" + " Refund an item to a user (with optional price override)\n" + ); + if( giTextArgc == 0 || strcmp(gsTextArgs[0], "slot") == 0 ) + printf( + " dispense slot \n" + " Rename/Re-price a slot\n" + ); + if( giTextArgc == 0 ) + printf(" == Dispense administrators ==\n"); + if( giTextArgc == 0 || strcmp(gsTextArgs[0], "user") == 0 ) + printf( + " dispense user add \n" + " Create new account\n" + " dispense user type \n" + " Alter a user's flags\n" + " is a comma-separated list of user, coke, admin, internal or disabled\n" + " Flags are removed by preceding the name with '-' or '!'\n" + ); + if( giTextArgc == 0 ) + printf( "\n" + "General Options:\n" + " -c \n" + " Dispense multiple times\n" + " -u \n" + " Set a different user (Coke members only)\n" + " -h / -?\n" + " Show help text\n" + " -G\n" + " Use simple textual interface (instead of ncurses)\n" + " -n\n" + " Dry run - Do not actually do dispenses\n" + " -m \n" + " -M \n" + " Set the Maximum/Minimum balances shown in `dispense acct`\n" + "Definitions:\n" + " \n" + " Item ID of the form : where is a non-empty string of alpha-numeric characters, and is a non-negative integer\n" +// " \n" +// " Account name\n" + ); } int main(int argc, char *argv[]) @@ -175,10 +207,8 @@ int main(int argc, char *argv[]) int sock; int i, ret = 0; char buffer[BUFSIZ]; - char *text_args[MAX_TXT_ARGS]; // Non-flag arguments - int text_argc = 0; - text_args[0] = ""; + gsTextArgs[0] = ""; // -- Create regular expressions // > Code Type Count ... @@ -263,6 +293,17 @@ int main(int argc, char *argv[]) giDispensePort = atoi(argv[++i]); break; + // Set slot name/price + case 's': + if( giTextArgc != 0 ) { + fprintf(stderr, "%s: -s must appear before other arguments\n", argv[0]); + ShowUsage(); + return RV_ARGUMENTS; + } + gsTextArgs[0] = "slot"; // HACK!! + giTextArgc ++; + break; + case 'G': // Don't use GUI giUIMode = UI_MODE_BASIC; break; @@ -272,50 +313,68 @@ int main(int argc, char *argv[]) case 'n': // Dry Run / read-only gbDryRun = 1; break; + case '-': + if( strcmp(argv[i], "--help") == 0 ) { + ShowUsage(); + return 0; + } + else { + fprintf(stderr, "%s: Unknown switch '%s'\n", argv[0], argv[i]); + ShowUsage(); + return RV_ARGUMENTS; + } + break; default: - if( text_argc + 1 == MAX_TXT_ARGS ) + // The first argument is not allowed to begin with 'i' + // (catches most bad flags) + if( giTextArgc == 0 ) { + fprintf(stderr, "%s: Unknown switch '%s'\n", argv[0], argv[i]); + ShowUsage(); + return RV_ARGUMENTS; + } + if( giTextArgc == MAX_TXT_ARGS ) { fprintf(stderr, "ERROR: Too many arguments\n"); return RV_ARGUMENTS; } - text_args[text_argc++] = argv[i]; + gsTextArgs[giTextArgc++] = argv[i]; break; } continue; } - if( text_argc + 1 == MAX_TXT_ARGS ) + if( giTextArgc == MAX_TXT_ARGS ) { fprintf(stderr, "ERROR: Too many arguments\n"); return RV_ARGUMENTS; } - text_args[text_argc++] = argv[i]; + gsTextArgs[giTextArgc++] = argv[i]; } // // `dispense acct` // - - if( strcmp(text_args[0], "acct") == 0 ) + if( strcmp(gsTextArgs[0], "acct") == 0 ) { // Connect to server sock = OpenConnection(gsDispenseServer, giDispensePort); if( sock < 0 ) return RV_SOCKET_ERROR; // List accounts? - if( text_argc == 1 ) { + if( giTextArgc == 1 ) { ret = Dispense_EnumUsers(sock); close(sock); return ret; } - // text_args[1]: Username + // gsTextArgs[1]: Username // Alter account? - if( text_argc != 2 ) + if( giTextArgc != 2 ) { - if( text_argc != 4 ) { + if( giTextArgc != 4 ) { fprintf(stderr, "`dispense acct` requires a reason\n"); ShowUsage(); return RV_ARGUMENTS; @@ -325,28 +384,32 @@ int main(int argc, char *argv[]) ret = Authenticate(sock); if(ret) return ret; - // text_args[1]: Username - // text_args[2]: Ammount - // text_args[3]: Reason + // gsTextArgs[1]: Username + // gsTextArgs[2]: Ammount + // gsTextArgs[3]: Reason - if( text_args[2][0] == '=' ) { + if( gsTextArgs[2][0] == '=' ) { // Set balance - if( text_args[2][1] != '0' && atoi(text_args[2]+1) == 0 ) { + if( gsTextArgs[2][1] != '0' && atoi(gsTextArgs[2]+1) == 0 ) { fprintf(stderr, "Error: Invalid balance to be set\n"); exit(1); } - ret = Dispense_SetBalance(sock, text_args[1], atoi(text_args[2]+1), text_args[3]); + ret = Dispense_SetBalance(sock, gsTextArgs[1], atoi(gsTextArgs[2]+1), gsTextArgs[3]); } else { // Alter balance - ret = Dispense_AlterBalance(sock, text_args[1], atoi(text_args[2]), text_args[3]); + ret = Dispense_AlterBalance(sock, gsTextArgs[1], atoi(gsTextArgs[2]), gsTextArgs[3]); } } - // TODO: Preserve ret if non-zero + // On error, quit + if( ret ) { + close(sock); + return ret; + } // Show user information - ret = Dispense_ShowUser(sock, text_args[1]); + ret = Dispense_ShowUser(sock, gsTextArgs[1]); close(sock); return ret; @@ -354,17 +417,17 @@ int main(int argc, char *argv[]) // // `dispense give` // - "Here, have some money." - if( strcmp(text_args[0], "give") == 0 ) + else if( strcmp(gsTextArgs[0], "give") == 0 ) { - if( text_argc != 4 ) { + if( giTextArgc != 4 ) { fprintf(stderr, "`dispense give` takes three arguments\n"); ShowUsage(); return RV_ARGUMENTS; } - // text_args[1]: Destination - // text_args[2]: Ammount - // text_args[3]: Reason + // gsTextArgs[1]: Destination + // gsTextArgs[2]: Ammount + // gsTextArgs[3]: Reason // Connect to server sock = OpenConnection(gsDispenseServer, giDispensePort); @@ -374,7 +437,7 @@ int main(int argc, char *argv[]) ret = Authenticate(sock); if(ret) return ret; - ret = Dispense_Give(sock, text_args[1], atoi(text_args[2]), text_args[3]); + ret = Dispense_Give(sock, gsTextArgs[1], atoi(gsTextArgs[2]), gsTextArgs[3]); close(sock); @@ -383,10 +446,10 @@ int main(int argc, char *argv[]) // // `dispense user` // - User administration (Admin Only) - if( strcmp(text_args[0], "user") == 0 ) + if( strcmp(gsTextArgs[0], "user") == 0 ) { // Check argument count - if( text_argc == 1 ) { + if( giTextArgc == 1 ) { fprintf(stderr, "Error: `dispense user` requires arguments\n"); ShowUsage(); return RV_ARGUMENTS; @@ -401,26 +464,29 @@ int main(int argc, char *argv[]) if(ret) return ret; // Add new user? - if( strcmp(text_args[1], "add") == 0 ) + if( strcmp(gsTextArgs[1], "add") == 0 ) { - if( text_argc != 3 ) { + if( giTextArgc != 3 ) { fprintf(stderr, "Error: `dispense user add` requires an argument\n"); ShowUsage(); return RV_ARGUMENTS; } - ret = Dispense_AddUser(sock, text_args[2]); + ret = Dispense_AddUser(sock, gsTextArgs[2]); } // Update a user - else if( strcmp(text_args[1], "type") == 0 || strcmp(text_args[1], "flags") == 0 ) + else if( strcmp(gsTextArgs[1], "type") == 0 || strcmp(gsTextArgs[1], "flags") == 0 ) { - if( text_argc != 4 ) { - fprintf(stderr, "Error: `dispense user flags` requires two arguments\n"); + if( giTextArgc < 4 || giTextArgc > 5 ) { + fprintf(stderr, "Error: `dispense user type` requires two arguments\n"); ShowUsage(); return RV_ARGUMENTS; } - ret = Dispense_SetUserType(sock, text_args[2], text_args[3]); + if( giTextArgc == 4 ) + ret = Dispense_SetUserType(sock, gsTextArgs[2], gsTextArgs[3], ""); + else + ret = Dispense_SetUserType(sock, gsTextArgs[2], gsTextArgs[3], gsTextArgs[4]); } else { @@ -432,10 +498,10 @@ int main(int argc, char *argv[]) return ret; } // Donation! - else if( strcmp(text_args[0], "donate") == 0 ) + else if( strcmp(gsTextArgs[0], "donate") == 0 ) { // Check argument count - if( text_argc != 3 ) { + if( giTextArgc != 3 ) { fprintf(stderr, "Error: `dispense donate` requires two arguments\n"); ShowUsage(); return RV_ARGUMENTS; @@ -450,18 +516,18 @@ int main(int argc, char *argv[]) if(ret) return ret; // Do donation - ret = Dispense_Donate(sock, atoi(text_args[1]), text_args[2]); + ret = Dispense_Donate(sock, atoi(gsTextArgs[1]), gsTextArgs[2]); close(sock); return ret; } // Refund an item - else if( strcmp(text_args[0], "refund") == 0 ) + else if( strcmp(gsTextArgs[0], "refund") == 0 ) { int price = 0; // Check argument count - if( text_argc != 3 && text_argc != 4 ) { + if( giTextArgc != 3 && giTextArgc != 4 ) { fprintf(stderr, "Error: `dispense refund` takes 2 or 3 arguments\n"); ShowUsage(); return RV_ARGUMENTS; @@ -475,8 +541,8 @@ int main(int argc, char *argv[]) ret = Authenticate(sock); if(ret) return ret; - if( text_argc == 4 ) { - price = atoi(text_args[3]); + if( giTextArgc == 4 ) { + price = atoi(gsTextArgs[3]); if( price <= 0 ) { fprintf(stderr, "Error: Override price is invalid (should be > 0)\n"); return RV_ARGUMENTS; @@ -484,32 +550,32 @@ int main(int argc, char *argv[]) } // Username, Item, cost - ret = Dispense_Refund(sock, text_args[1], text_args[2], price); + ret = Dispense_Refund(sock, gsTextArgs[1], gsTextArgs[2], price); // TODO: More close(sock); - return RV_UNKNOWN_ERROR; + return ret; } // Query an item price - else if( strcmp(text_args[0], "iteminfo") == 0 ) + else if( strcmp(gsTextArgs[0], "iteminfo") == 0 ) { regmatch_t matches[3]; char *type; int id; // Check argument count - if( text_argc != 2 ) { + if( giTextArgc != 2 ) { fprintf(stderr, "Error: `dispense iteminfo` requires an argument\n"); ShowUsage(); return RV_ARGUMENTS; } // Parse item ID - if( RunRegex(&gUserItemIdentRegex, text_args[1], 3, matches, NULL) != 0 ) { + if( RunRegex(&gUserItemIdentRegex, gsTextArgs[1], 3, matches, NULL) != 0 ) { fprintf(stderr, "Error: Invalid item ID passed (: expected)\n"); return RV_ARGUMENTS; } - type = text_args[1] + matches[1].rm_so; - text_args[1][ matches[1].rm_eo ] = '\0'; - id = atoi( text_args[1] + matches[2].rm_so ); + type = gsTextArgs[1] + matches[1].rm_so; + gsTextArgs[1][ matches[1].rm_eo ] = '\0'; + id = atoi( gsTextArgs[1] + matches[2].rm_so ); sock = OpenConnection(gsDispenseServer, giDispensePort); if( sock < 0 ) return RV_SOCKET_ERROR; @@ -518,9 +584,65 @@ int main(int argc, char *argv[]) close(sock); return ret; } + // Set slot + else if( strcmp(gsTextArgs[0], "slot") == 0 ) + { + regmatch_t matches[3]; + char *item_type, *newname; + int item_id, price; + + // Check arguments + if( giTextArgc != 4 ) { + fprintf(stderr, "Error: `dispense slot` takes three arguments\n"); + ShowUsage(); + return RV_ARGUMENTS; + } + + // Parse arguments + if( RunRegex(&gUserItemIdentRegex, gsTextArgs[1], 3, matches, NULL) != 0 ) { + fprintf(stderr, "Error: Invalid item ID passed (: expected)\n"); + return RV_ARGUMENTS; + } + item_type = gsTextArgs[1] + matches[1].rm_so; + gsTextArgs[1][ matches[1].rm_eo ] = '\0'; + item_id = atoi( gsTextArgs[1] + matches[2].rm_so ); + + // - Price + price = atoi( gsTextArgs[2] ); + if( price <= 0 && gsTextArgs[2][0] != '0' ) { + fprintf(stderr, "Error: Invalid price passed (must be >= 0)\n"); + return RV_ARGUMENTS; + } + + // - New name + newname = gsTextArgs[3]; + // -- Sanity + { + char *pos; + for( pos = newname; *pos; pos ++ ) + { + if( !isalnum(*pos) && *pos != ' ' ) { + fprintf(stderr, "Error: You should only have letters, numbers and spaces in an item name\n"); + return RV_ARGUMENTS; + } + } + } + + // Connect & Authenticate + sock = OpenConnection(gsDispenseServer, giDispensePort); + if( sock < 0 ) return RV_SOCKET_ERROR; + ret = Authenticate(sock); + if(ret) return ret; + // Update the slot + ret = Dispense_SetItem(sock, item_type, item_id, price, newname); + + close(sock); + return ret; + } // Item name / pattern - else { - gsItemPattern = text_args[0]; + else + { + gsItemPattern = gsTextArgs[0]; } // Connect to server @@ -695,6 +817,8 @@ int main(int argc, char *argv[]) close(sock); } + Dispense_ShowUser(sock, gsUserName); + return ret; } @@ -1001,7 +1125,7 @@ int ShowItemAt(int Row, int Col, int Width, int Index, int bHilighted) } // If the item isn't availiable for sale, return -1 (so it's skipped) - if( status ) + if( status || price > giUserBalance ) Index = -1; return Index; @@ -1413,7 +1537,7 @@ void PopulateItemList(int Socket) char *buf; int responseCode; - char *itemType, *itemStart; + char *arrayType; int count, i; regmatch_t matches[4]; @@ -1436,19 +1560,16 @@ void PopulateItemList(int Socket) // 202 Item RunRegex(&gArrayRegex, buf, 4, matches, "Malformed server response"); - itemType = &buf[ matches[2].rm_so ]; buf[ matches[2].rm_eo ] = '\0'; + arrayType = &buf[ matches[2].rm_so ]; buf[ matches[2].rm_eo ] = '\0'; count = atoi( &buf[ matches[3].rm_so ] ); // Check array type - if( strcmp(itemType, "Items") != 0 ) { + if( strcmp(arrayType, "Items") != 0 ) { // What the?! fprintf(stderr, "Unexpected array type, expected 'Items', got '%s'\n", - itemType); + arrayType); exit(RV_UNKNOWN_ERROR); } - - itemStart = &buf[ matches[3].rm_eo ]; - free(buf); giNumItems = count; @@ -1563,7 +1684,7 @@ int DispenseItem(int Socket, const char *Type, int ID) int Dispense_AlterBalance(int Socket, const char *Username, int Ammount, const char *Reason) { char *buf; - int responseCode; + int responseCode, rv = -1; // Check for a dry run if( gbDryRun ) { @@ -1581,26 +1702,32 @@ int Dispense_AlterBalance(int Socket, const char *Username, int Ammount, const c buf = ReadLine(Socket); responseCode = atoi(buf); - free(buf); switch(responseCode) { - case 200: return 0; // OK + case 200: + rv = 0; // OK + break; case 402: fprintf(stderr, "Insufficient balance\n"); - return RV_BAD_ITEM; + rv = RV_BAD_ITEM; + break; case 403: // Not in coke fprintf(stderr, "You are not in coke (sucker)\n"); - return RV_PERMISSIONS; + rv = RV_PERMISSIONS; + break; case 404: // Unknown user fprintf(stderr, "Unknown user '%s'\n", Username); - return RV_INVALID_USER; + rv = RV_INVALID_USER; + break; default: - fprintf(stderr, "Unknown response code %i\n", responseCode); - return RV_UNKNOWN_RESPONSE; + fprintf(stderr, "Unknown response code %i\n'%s'\n", responseCode, buf); + rv = RV_UNKNOWN_RESPONSE; + break; } + free(buf); - return -1; + return rv; } /** @@ -1915,7 +2042,7 @@ void _PrintUserLine(const char *Line) flags[flagsLen] = '\0'; bal = atoi(Line + matches[4].rm_so); - printf("%-15s: $%4i.%02i (%s)\n", username, bal/100, abs(bal)%100, flags); + printf("%-15s: $%8.02f (%s)\n", username, ((float)bal)/100, flags); } } @@ -1963,7 +2090,7 @@ int Dispense_AddUser(int Socket, const char *Username) return ret; } -int Dispense_SetUserType(int Socket, const char *Username, const char *TypeString) +int Dispense_SetUserType(int Socket, const char *Username, const char *TypeString, const char *Reason) { char *buf; int responseCode, ret; @@ -1976,7 +2103,7 @@ int Dispense_SetUserType(int Socket, const char *Username, const char *TypeStrin // TODO: Pre-validate the string - sendf(Socket, "USER_FLAGS %s %s\n", Username, TypeString); + sendf(Socket, "USER_FLAGS %s %s %s\n", Username, TypeString, Reason); buf = ReadLine(Socket); responseCode = atoi(buf); @@ -1989,19 +2116,63 @@ int Dispense_SetUserType(int Socket, const char *Username, const char *TypeStrin break; case 403: - printf("Only wheel can modify users\n"); - ret = 1; + printf("Only dispense admins can modify users\n"); + ret = RV_PERMISSIONS; break; case 404: printf("User '%s' does not exist\n", Username); - ret = 0; + ret = RV_INVALID_USER; break; case 407: printf("Flag string is invalid\n"); + ret = RV_ARGUMENTS; + break; + + default: + fprintf(stderr, "Unknown response code %i '%s'\n", responseCode, buf); + ret = RV_UNKNOWN_RESPONSE; + break; + } + + free(buf); + + return ret; +} + +int Dispense_SetItem(int Socket, const char *Type, int ID, int NewPrice, const char *NewName) +{ + char *buf; + int responseCode, ret; + + // Check for a dry run + if( gbDryRun ) { + printf("Dry Run - No action\n"); + return 0; + } + + sendf(Socket, "UPDATE_ITEM %s:%i %i %s\n", Type, ID, NewPrice, NewName); + + buf = ReadLine(Socket); + responseCode = atoi(buf); + + switch(responseCode) + { + case 200: + printf("Item %s:%i updated\n", Type, ID); ret = 0; break; + + case 403: + printf("Only coke members can modify the slots\n"); + ret = RV_PERMISSIONS; + break; + + case 406: + printf("Invalid item passed\n"); + ret = RV_BAD_ITEM; + break; default: fprintf(stderr, "Unknown response code %i '%s'\n", responseCode, buf); @@ -2029,8 +2200,8 @@ char *ReadLine(int Socket) #if DEBUG_TRACE_SERVER printf("ReadLine: "); - #endif fflush(stdout); + #endif ret[0] = '\0'; @@ -2041,8 +2212,12 @@ char *ReadLine(int Socket) } else { len = recv(Socket, buf+bufPos, BUFSIZ-1-bufPos, 0); - buf[bufPos+len] = '\0'; + if( len < 0 ) { + free(ret); + return strdup("599 Client Connection Error\n"); + } } + buf[bufPos+len] = '\0'; newline = strchr( buf+bufPos, '\n' ); if( newline ) {