FreeCalypso > hg > freecalypso-sw
view gsm-fw/g23m-aci/aci/ati_prs.c @ 992:a7b0b426f9ca
target-utils: boot ROM UART autodetection revamped
The new implementation should work with both the familiar Calypso C035
boot ROM version found in our regular targets as well as the older
Calypso F741979B version found on the vintage D-Sample board.
author | Mychaela Falconia <falcon@ivan.Harhan.ORG> |
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date | Wed, 30 Dec 2015 21:28:41 +0000 |
parents | e7250023ca12 |
children |
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/* +----------------------------------------------------------------------------- | Project : GSM-F&D (8411) | Modul : ATI +----------------------------------------------------------------------------- | Copyright 2002 Texas Instruments Berlin, AG | All rights reserved. | | This file is confidential and a trade secret of Texas | Instruments Berlin, AG | The receipt of or possession of this file does not convey | any rights to reproduce or disclose its contents or to | manufacture, use, or sell anything it may describe, in | whole, or in part, without the specific written consent of | Texas Instruments Berlin, AG. +----------------------------------------------------------------------------- | Purpose : AT Command parameter parser +----------------------------------------------------------------------------- */ #ifndef ATI_PRS_C #define ATI_PRS_C #include "config.h" #include "fixedconf.h" #include "condat-features.h" #include "aci_conf.h" #include "aci_all.h" #include <stdio.h> #include <stdarg.h> #include <ctype.h> #include "aci_cmh.h" #include "ati_cmd.h" #include "aci_cmd.h" #include "aci_prs.h" #ifdef GPRS #include "gaci_cmh.h" #endif /* GPRS */ #include "aci_lst.h" #include "ati_int.h" #ifdef OPTION_RELATIVE LOCAL ULONG offset; #endif static UBYTE parse_index = 0; /* +--------------------------------------------------------------------+ | PROJECT : GSM-F&D (8411) MODULE : ACI_PRS | | STATE : code ROUTINE : parseBin | +--------------------------------------------------------------------+ PURPOSE : parse binary value */ GLOBAL char *parseBin (int digits, char *b, SHORT *i) { int found = 0; *i = 0; while (digits-- AND *b >= '0' AND *b <= '1') { found++; *i *= 2; *i += *b - '0'; b++; } return ((found) ? b : 0); } /* +--------------------------------------------------------------------+ | PROJECT : GSM-F&D (8411) MODULE : ACI_PRS | | STATE : code ROUTINE : parseHex | +--------------------------------------------------------------------+ PURPOSE : parse hexadecimal value */ GLOBAL char *parseHex (int digits, char *b, UBYTE *i) { int found = 0; *i = 0; while (digits-- AND ((*b >= '0' AND *b <= '9') OR (*b >= 'a' AND *b <= 'f') OR (*b >= 'A' AND *b <= 'F'))) { found++; *i *= 16; if (*b >= '0' AND *b <= '9') *i += *b - '0'; if (*b >= 'a' AND *b <= 'f') *i += *b - 'a' + 10; if (*b >= 'A' AND *b <= 'F') *i += *b - 'A' + 10; b++; } return ((found AND found <= 2) ? b : 0); } /* +--------------------------------------------------------------------+ | PROJECT : GSM-F&D (8411) MODULE : ACI_PRS | | STATE : code ROUTINE : parseHexToLong | +--------------------------------------------------------------------+ PURPOSE : parse hexadecimal value */ GLOBAL char *parseHexToLong (int digits, char *b, LONG *i) { *i = 0; while (digits-- AND ((*b >= '0' AND *b <= '9') OR (*b >= 'a' AND *b <= 'f') OR (*b >= 'A' AND *b <= 'F'))) { *i *= 16; if (*b >= '0' AND *b <= '9') *i += *b - '0'; if (*b >= 'a' AND *b <= 'f') *i += *b - 'a' + 10; if (*b >= 'A' AND *b <= 'F') *i += *b - 'A' + 10; b++; } return ( digits EQ 0 ? 0 : b ); } /* +--------------------------------------------------------------------+ | PROJECT : GSM-F&D (8411) MODULE : ACI_PRS | | STATE : code ROUTINE : parseEnum | +--------------------------------------------------------------------+ PURPOSE : parse enum value */ GLOBAL char *parseEnum (int digits, char *b, int *i) { int found = 0; *i = 0; while (digits-- AND *b >= '0' AND *b <= '9') { found++; *i *= 10; *i += *b - '0'; b++; } return ((found) ? b : 0); } /* +--------------------------------------------------------------------+ | PROJECT : GSM-F&D (8411) MODULE : ACI_PRS | | STATE : code ROUTINE : parseShort | +--------------------------------------------------------------------+ PURPOSE : parse Short value */ GLOBAL char *parseShort (int digits, char *b, SHORT *i) { int found = 0; *i = 0; while (digits-- AND *b >= '0' AND *b <= '9') { found++; *i *= 10; *i += *b - '0'; b++; } return ((found) ? b : 0); } /* +--------------------------------------------------------------------+ | PROJECT : GSM-F&D (8411) MODULE : ACI_PRS | | STATE : code ROUTINE : parseStr | +--------------------------------------------------------------------+ PURPOSE : parse string value */ GLOBAL char *parseStr (int digits, char *b, char *s) { int found = 0; *s = 0; if (*b NEQ '"') return 0; b++; while (digits-- AND *b AND *b >= 0x20) { found++; if (*b EQ '"') { *s = 0; b++; break; } if (*b EQ '\\') { b = parseHex(2,b+1,(UBYTE *) s); /* ES!! ZERO ? */ if (!b) return 0; s++; } else *s++ = *b++; } if(*(b-1) NEQ '"') return 0; *s = 0; /* zero terminated */ return ((found) ? b : 0); } /* +--------------------------------------------------------------------+ | PROJECT : GSM-F&D (8411) MODULE : ACI_PRS | | STATE : code ROUTINE : parseZStr | +--------------------------------------------------------------------+ PURPOSE : parse string value */ GLOBAL char *parseZStr (int digits, char *b, char *s) { int found = 0; *s = 0; if (*b NEQ '"') return 0; b++; while (digits--) { found++; if (*b EQ '"') { *s = 0; b++; break; } if (*b EQ '\\') { b = parseHex(2,b+1,(UBYTE *) s); /* ES!! ZERO ? */ if (!b) return 0; s++; } else *s++ = *b++; } if(*(b-1) NEQ '"') return 0; *s = 0; /* zero terminated */ return ((found) ? b : 0); } /* +--------------------------------------------------------------------+ | PROJECT : GSM-F&D (8411) MODULE : ACI_PRS | | STATE : code ROUTINE : parseNStr | +--------------------------------------------------------------------+ PURPOSE : parse string value and if not numeric returns error */ GLOBAL char *parseNStr (int digits, char *b, char *s) { int found = 0; *s = 0; if (*b NEQ '"') return 0; b++; while (digits-- AND *b AND *b >= 0x20) { found++; if (*b EQ '"') { *s = 0; b++; break; } if (*b EQ '\\') { b = parseHex(2,b+1,(UBYTE *) s); /* ES!! ZERO ? */ if (!b) return 0; s++; } if ( *b > '9' OR *b < '0') return 0; /*check if numeric value*/ else *s++ = *b++; } if(*(b-1) NEQ '"') return 0; *s = 0; /* zero terminated */ return ((found) ? b : 0); } /* +--------------------------------------------------------------------+ | PROJECT : GSM-F&D (8411) MODULE : ACI_PRS | | STATE : code ROUTINE : parseASCII | +--------------------------------------------------------------------+ PURPOSE : parse ASCII value */ GLOBAL char *parseASCII (int digits, char *b, char *i) { int found = 0; *i = 0; while (digits-- AND *b NEQ ' ' AND *b NEQ ',' AND *b NEQ ';' ) { found++; *i = *b; i++; b++; } return ((found) ? b : 0); } /* +--------------------------------------------------------------------+ | PROJECT : GSM-F&D (8411) MODULE : ACI_PRS | | STATE : code ROUTINE : parseQASCII | +--------------------------------------------------------------------+ PURPOSE : parse ASCII value and terminate with 0 */ GLOBAL char *parseQASCII (int digits, char *b, char *i) { int found = 0; *i = 0; while (digits-- AND *b NEQ ',' AND *b NEQ ';' AND *b NEQ '\0') { found++; *i = *b; i++; b++; } if (found) { *i = 0; return (b); } return (NULL); } /* +--------------------------------------------------------------------+ | PROJECT : GSM-F&D (8411) MODULE : ACI_PRS | | STATE : code ROUTINE : parseStrLen | +--------------------------------------------------------------------+ PURPOSE : parse sting, return length and startpoint */ GLOBAL char *parseStrLen (USHORT *len, char *b, char **p) { *len = 0; if( *b EQ '"' ) b++; /* Check if the string is a null string like "" */ if( *b EQ '"' ) { b++; /* return new buffer position without setting p, thereby omitting the parameter */ return b; } *p = b; while ( *b NEQ '\0' AND *b NEQ ',' AND *b NEQ ';' AND *b NEQ '"' ) { (*len)++; b++; } if(*b EQ '"') { b++; } return ((*len) ? b : 0); } #ifdef GPRS /* +--------------------------------------------------------------------+ | PROJECT : UMTS MODULE : ACI_PRS | | STATE : devellopment ROUTINE : parseExpo | +--------------------------------------------------------------------+ PURPOSE : parse exponential expresion (ex. 2E3) */ GLOBAL char *parseExpo( int digits, char *b, T_PS_ber *e ) { BOOL valid = FALSE; e->ratio_mant = 0; e->ratio_exp = 0; if( *b EQ '"' ) /* start of string */ { b++; while( digits-- AND *b >= '0' AND *b <= '9' ) { e->ratio_mant *= 10; e->ratio_mant += *b - '0'; b++; } if( *b EQ 'E' ) { b++; while( digits-- AND *b >= '0' AND *b <= '9' ) { e->ratio_exp *= 10; e->ratio_exp += *b - '0'; b++; valid = TRUE; } if( *b EQ '"' ) /* end of string */ { b++; } else { valid = FALSE; } } else { valid = FALSE; } } else { valid = FALSE; } return ((valid) ? b : 0); } /* END parseExpo(...) */ /* +--------------------------------------------------------------------+ | PROJECT : UMTS MODULE : ACI_PRS | | STATE : Finished ROUTINE : parseCid_list | +--------------------------------------------------------------------+ PURPOSE : Parse a list of Cids. If the parsing is sucessfull the number of parsed cids is returned otherwise -1 is returned. */ GLOBAL char *parseCid_list(char *b, U8 *cid_list_length, U8 *cid_list) { U8 no_of_cids; char *end; /* Parse all cids into the cid_list */ no_of_cids = 0; do { /* If it's not the first cid remove the "," */ if( no_of_cids ) b++; /* Set the entry to omitted. */ cid_list[no_of_cids] = PDP_CONTEXT_CID_OMITTED; /* Parse the value */ cid_list[no_of_cids] = (U8) strtol( b, &end, 10 ); b = end; /* If a cid is omitted no cids must be specified at all. */ if( cid_list[no_of_cids] EQ PDP_CONTEXT_CID_OMITTED ) { if( no_of_cids NEQ 0 ) { /* Don't accept omitted cids inside if it's not the first (ex. 1,,2,3 is not allowed). */ cmdCmeError( CME_ERR_OpNotSupp ); return( NULL ); } /* Break the while */ break; } if( (!b) OR (cid_list[no_of_cids] < PDP_CONTEXT_CID_MIN) OR (cid_list[no_of_cids] > PDP_CONTEXT_CID_MAX) OR (no_of_cids >= PDP_CONTEXT_CID_MAX) ) { cmdCmeError( CME_ERR_OpNotSupp ); return( NULL ); } no_of_cids++; } while( *b EQ ',' AND no_of_cids < *cid_list_length ); cid_list[no_of_cids+1] = PDP_CONTEXT_CID_INVALID; *cid_list_length = no_of_cids; return( b ); } #endif /* GPRS */ /* +----------------------------------------------------------------------+ | PROJECT : UMTS MODULE : ATI_PRS | | STATE : - ROUTINE : parsePointerToString | -----------------------------------------------------------------------+ PURPOSE : Parse pointer to input string. returns pointer to end of string. */ GLOBAL char *parsePointerToString(char chars, char *b, char **p_begin) { if( b AND *b EQ '"' ) { b++; *p_begin = b; while (chars-- AND *b AND *b NEQ '"') { b++; } if( *b EQ '"' ) { b++; } else { if( !chars ) { b = NULL; } } } return b; } /* +----------------------------------------------------------------------+ | PROJECT : UMTS MODULE : ATI_PRS | | STATE : - ROUTINE : StrToU16 | -----------------------------------------------------------------------+ PURPOSE : Parse string value to U16. */ char *StrToU16(char *p_str, U16 *p_result) { U32 val = 0; if( p_str ) { if( *p_str >= '0' AND *p_str <= '9' ) { while( *p_str >= '0' AND *p_str <= '9' ) { val *= 10; val += (int)(*p_str - '0'); p_str++; } } } if( val <= 0xffff ) /* 0xffff = max value of U16 */ *p_result = (U16)(val); else p_str = NULL; return p_str; } /* +---------------------------------------------------------------------+ | PROJECT : UMTS MODULE : ATI_PRS | | STATE : - ROUTINE : parseDSNP_U16 | ----------------------------------------------------------------------+ PURPOSE : parse dot-separated numeric parameters from the input string to an array of U8. ex. input p_in = "192.124.13.3" output p_out = {192,124,13,3} */ GLOBAL char *parseDSNP_U16( char blocks, char *p_in, U16 *p_out ) { if( p_in AND p_out ) { if( *p_in EQ '.' ) p_in++; while( blocks-- AND *p_in NEQ 0x00 ) { p_in = StrToU16(p_in, p_out); if( p_in AND blocks AND *p_in EQ '.' ) { p_in++; p_out++; } else break; } } return p_in; } /* +---------------------------------------------------------------------+ | PROJECT : UMTS MODULE : ATI_PRS | | STATE : - ROUTINE : parseIPv4Address | ----------------------------------------------------------------------+ */ GLOBAL char *parseIPv4Address(char *p_in, U8 * p_ip_addr, U8 * is_ip_valid) { U16 ip_addr[4]; char i; char *p_out = NULL; if( p_in AND p_ip_addr ) { p_out = parseDSNP_U16(4, p_in, ip_addr); for(i=0; i<4; i++) { if(ip_addr[i] <= 255) { p_ip_addr[i] = (U8) ip_addr[i]; } else { p_out = NULL; } } } * is_ip_valid = (p_out NEQ NULL); return p_out; } /* +---------------------------------------------------------------------+ | PROJECT : UMTS MODULE : ATI_PRS | | STATE : - ROUTINE : parseIPv6Address | ----------------------------------------------------------------------+ */ GLOBAL char *parseIPv6Address(char *p_in, U8 *p_ip_addr, U8 * is_ip_valid) { U16 ip_addr[16]; char i; char *p_out = NULL; if( p_in AND p_ip_addr ) { p_out = parseDSNP_U16(16, p_in, ip_addr); for(i=0; i<16; i++) { if(ip_addr[i] > 255) p_out = NULL; else p_ip_addr[i] = (U8) ip_addr[i]; } } * is_ip_valid = (p_out NEQ NULL); return p_out; } /* +--------------------------------------------------------------------+ | PROJECT : GSM-F&D (8411) MODULE : ACI_PRS | | STATE : code ROUTINE : parse | +--------------------------------------------------------------------+ PURPOSE : parse AT command parameter */ GLOBAL char *parse (char *b, char *f, ...) { char fc; USHORT *i; #ifdef GPRS U8 *j; #endif /* GPRS */ LONG digits = -1; BOOL value_is_valid; /*lint -e516 -e10*/ va_list varpars; va_start (varpars, f); /* Initialize variable arguments. */ parse_index=0; while ((fc = *f++) NEQ 0) { parse_index++; /* Save the position of current parsing item */ value_is_valid = TRUE; if (islower(fc)) { if (*b EQ 0 OR *b EQ ';') { va_end (varpars); /* Reset variable arguments. */ return b; } if (*b EQ ',') { b++; value_is_valid = FALSE; } } switch (toupper(fc)) { case 'B': if (value_is_valid) b = parseBin(-1,b,va_arg (varpars, short*)); else (void)va_arg (varpars, short*); break; case 'X': if (value_is_valid) b = parseHex(-1,b,va_arg (varpars, unsigned char*)); else (void)va_arg (varpars, short*); break; case 'Y': if (value_is_valid) b = parseHexToLong(-1,b,va_arg (varpars, long*)); else (void)va_arg (varpars, short*); break; case 'D': if (value_is_valid) b = parseEnum(-1,b,va_arg (varpars, int*)); else (void)va_arg (varpars, int*); break; case 'R': if (value_is_valid) b = parseShort(-1,b,va_arg (varpars, short*)); else (void)va_arg (varpars, short*); break; case 'S': if (value_is_valid) { digits=va_arg (varpars, long); b = parseStr(digits,b,va_arg (varpars, char*)); } else { (void)va_arg (varpars, long); (void)va_arg (varpars, char*); } break; case 'N': if (value_is_valid) { digits=va_arg (varpars, long); b = parseNStr(digits,b,va_arg (varpars, char*)); } else { (void)va_arg (varpars, long); (void)va_arg (varpars, char*); } break; case 'Z': if (value_is_valid) { char* c = b; USHORT* plen = NULL; char* cmdPtr; USHORT cmdLen; digits = va_arg ( varpars, long ); cmdLen = va_arg ( varpars, unsigned ); cmdPtr = va_arg ( varpars, char* ); plen = va_arg ( varpars, unsigned short*); b = parseZStr ( MINIMUM (digits, cmdLen - ( b - cmdPtr )), b, va_arg ( varpars, char* ) ); if ( plen NEQ NULL ) { if ( b NEQ NULL ) *plen = b - c - 2; /* a string always includes two characters '"' */ else *plen = 0; } } else { (void)va_arg (varpars, long); (void)va_arg (varpars, unsigned short*); (void)va_arg (varpars, char*); } break; case 'A': if (value_is_valid) { digits=va_arg (varpars, long); b = parseASCII(digits,b,va_arg (varpars, char*)); } else { (void)va_arg (varpars, long); (void)va_arg (varpars, char*); } break; case 'Q': if (value_is_valid) { digits=va_arg (varpars, long); b = parseQASCII(digits,b,va_arg (varpars, char*)); } else { (void)va_arg (varpars, long); (void)va_arg (varpars, char*); } break; case 'L': if (value_is_valid) { i = va_arg(varpars, unsigned short*); b = parseStrLen (i,b,va_arg(varpars, char**)); } else { (void)va_arg (varpars, int*); (void)va_arg (varpars, char**); } break; #ifdef GPRS case 'E': if (value_is_valid) {/*lint -e78 -e26 -e530*/ b = parseExpo( -1, b, va_arg(varpars, T_PS_ber*)); } else { (void)va_arg (varpars, T_PS_ber*); } break; #endif case 'C': if (value_is_valid) { b = parseByte( -1, b, va_arg(varpars, unsigned char*)); } else { (void)va_arg (varpars, unsigned char*); } break; #ifdef GPRS case 'I': /* Parse cid_list */ if( value_is_valid ) { j = va_arg(varpars, unsigned char*); b = parseCid_list( b, j, va_arg(varpars, unsigned char*) ); } break; #endif /* GPRS */ case 'P': /* Parse pointer to string */ if( value_is_valid ) { b = parsePointerToString( (char)-1, b, va_arg(varpars, char**) ); } break; case '*': /* Parse '*' */ if( value_is_valid ) { if( *b NEQ '*' ) { return 0; } b++; } break; case '#': /* Parse '#' */ if( value_is_valid ) { if( *b NEQ '#' ) { return 0; } b++; } break; } if (!b) { va_end (varpars); /* Reset variable arguments. */ return 0; } if (*f AND *b EQ ',' AND value_is_valid) { b++; } else if (*b AND *b NEQ ';' AND *b NEQ ',' AND value_is_valid) /* if comma or semicolon is missing */ { TRACE_EVENT ("missing separator detected, aborting parse!"); va_end (varpars); return 0; } } if (*b AND *b NEQ ';') { va_end (varpars); /* Reset variable arguments. */ return 0; } va_end (varpars); /* Reset variable arguments. */ /*lint +e516 +e10*/ return b; } /* +--------------------------------------------------------------------+ | PROJECT : GSM-F&D (8411) MODULE : ACI_PRS | | STATE : code ROUTINE : parse | +--------------------------------------------------------------------+ PURPOSE : get last parsed index (to determinate which component was malicious) */ GLOBAL UBYTE get_parse_index () { return parse_index; } /* +--------------------------------------------------------------------+ | PROJECT : GSM-F&D (8411) MODULE : ACI_PRS | | STATE : code ROUTINE : parseByte(U8) | +--------------------------------------------------------------------+ PURPOSE : parse U8 value */ GLOBAL char *parseByte (int digits, char *b, U8 *i) { int found = 0; *i = 0; while (digits-- AND *b >= '0' AND *b <= '9') { found++; *i *= 10; *i += *b - '0'; b++; } return ((found) ? b : 0); } /* +--------------------------------------------------------------------+ | PROJECT : GSM-F&D (8411) MODULE : ACI_PRS | | STATE : code ROUTINE : parseTimeStamp | +--------------------------------------------------------------------+ PURPOSE : Parse time stamp format in "yy/MM/dd,hh:mm:ss±zz" */ GLOBAL UBYTE parseTimeStamp( char *p_in,U8 *years,U8 *months,U8 *days, U8 *hrs, U8 *mins,U8 *secs, char *sign, U8 *time_zone ) { if( p_in[2] NEQ '/' OR p_in[5] NEQ '/' OR p_in[8] NEQ ',' OR p_in[11] NEQ ':' OR p_in[14] NEQ ':' ) { return NO_TIME_STAMP_FIELD; } if(!parseByte (2, &p_in[0], years)) { return NO_TIME_STAMP_FIELD; } if(!parseByte (2, &p_in[3], months)) { return NO_TIME_STAMP_FIELD; } if(!parseByte (2, &p_in[6], days)) { return NO_TIME_STAMP_FIELD; } if(!parseByte (2, &p_in[9], hrs)) { return NO_TIME_STAMP_FIELD; } if(!parseByte (2, &p_in[12], mins)) { return NO_TIME_STAMP_FIELD; } if(!parseByte (2, &p_in[15], secs)) { return NO_TIME_STAMP_FIELD; } *sign = p_in[17]; if(*sign NEQ '+' AND *sign NEQ '-' ) { return NO_TIME_STAMP_FIELD; } if(!parseByte (2, &p_in[18], time_zone)) { return NO_TIME_STAMP_FIELD; } return MAX_TIME_STAMP_FIELDS; } #endif /* ATI_PRS_C */