iso14443b: trying to approach iClass

[proxmark3-svn] / client / cliparser / cliparser.c

diff --git a/client/cliparser/cliparser.c b/client/cliparser/cliparser.c
index 87427db0a942861d14bf3fa0b0787395526cdfbc..954220398c655ce5d8009dbb69f8e75afdbbd08e 100644 (file)
--- a/client/cliparser/cliparser.c
+++ b/client/cliparser/cliparser.c
@@ -80,6 +80,10 @@ enum ParserState {
 #define isSpace(c)(c == ' ' || c == '\t')
 
 int CLIParserParseString(const char* str, void* vargtable[], size_t vargtableLen, bool allowEmptyExec) {
+       return CLIParserParseStringEx(str, vargtable, vargtableLen, allowEmptyExec, false);
+}
+
+int CLIParserParseStringEx(const char* str, void* vargtable[], size_t vargtableLen, bool allowEmptyExec, bool clueData) {
        int argc = 0;
        char *argv[200] = {NULL};
        
@@ -99,7 +103,7 @@ int CLIParserParseString(const char* str, void* vargtable[], size_t vargtableLen
        for (int i = 0; i < len; i++) {
                switch(state){
                        case PS_FIRST: // first char
-                               if (str[i] == '-'){ // first char before space is '-' - next element - option
+                               if (!clueData || str[i] == '-'){ // first char before space is '-' - next element - option OR not "clueData" for not-option fields
                                        state = PS_OPTION;
 
                                        if (spaceptr) {
@@ -149,10 +153,14 @@ void CLIParserFree() {
 // convertors
 int CLIParamHexToBuf(struct arg_str *argstr, uint8_t *data, int maxdatalen, int *datalen) {
        *datalen = 0;
-       if (!strlen(argstr->sval[0]))
-               return 0;
        
-       switch(param_gethex_to_eol(argstr->sval[0], 0, data, maxdatalen, datalen)) {
+       int ibuf = 0;
+       uint8_t buf[256] = {0};
+       int res = CLIParamStrToBuf(argstr, buf, maxdatalen * 2, &ibuf); // *2 because here HEX
+       if (res || !ibuf)
+               return res;
+       
+       switch(param_gethex_to_eol((char *)buf, 0, data, maxdatalen, datalen)) {
        case 1:
                printf("Parameter error: Invalid HEX value.\n");
                return 1;
@@ -167,5 +175,31 @@ int CLIParamHexToBuf(struct arg_str *argstr, uint8_t *data, int maxdatalen, int
        return 0;
 }
 
+int CLIParamStrToBuf(struct arg_str *argstr, uint8_t *data, int maxdatalen, int *datalen) {
+       *datalen = 0;
+       if (!argstr->count)
+               return 0;
+       
+       uint8_t buf[256] = {0};
+       int ibuf = 0;
+       
+       for (int i = 0; i < argstr->count; i++) {
+               int len = strlen(argstr->sval[i]);
+               memcpy(&buf[ibuf], argstr->sval[i], len);
+               ibuf += len;
+       }
+       buf[ibuf] = 0;
+  
+       if (!ibuf)
+               return 0;
+
+       if (ibuf > maxdatalen)
+               return 2;
+       
+       memcpy(data, buf, ibuf);
+       *datalen = ibuf;
+       
+       return 0;
+}