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Add Reader Initialisation mode

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This commit is contained in:
hooper114 2009-12-07 21:33:06 +00:00
parent e3e9c67f93
commit d1359c10ca
2 changed files with 31 additions and 9 deletions
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34
backend/aztec.c
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@ -653,7 +653,8 @@ int aztec(struct zint_symbol *symbol, unsigned char source[], int length)
unsigned char desc_data[4], desc_ecc[6];
int err_code, ecc_level, compact, data_length, data_maxsize, codeword_size, adjusted_length;
int remainder, padbits, count, gs1, adjustment_size;
int debug = 0;
int debug = 0, reader = 0;
int comp_loop = 4;
#ifndef _MSC_VER
unsigned char local_source[length + 1];
@ -665,7 +666,12 @@ int aztec(struct zint_symbol *symbol, unsigned char source[], int length)
memset(adjusted_string,0,20000);
if(symbol->input_mode == GS1_MODE) { gs1 = 1; } else { gs1 = 0; }
/* The following to be replaced by ECI handling */
if(symbol->output_options & READER_INIT) { reader = 1; comp_loop = 1; }
if((gs1 == 1) && (reader == 1)) {
strcpy(symbol->errtxt, "Cannot encode in GS1 and Reader Initialisation mode at the same time");
return ERROR_INVALID_OPTION;
}
switch(symbol->input_mode) {
case DATA_MODE:
case GS1_MODE:
@ -726,7 +732,7 @@ int aztec(struct zint_symbol *symbol, unsigned char source[], int length)
data_maxsize = Aztec10DataSizes[i - 1];
}
}
for(i = 4; i > 0; i--) {
for(i = comp_loop; i > 0; i--) {
if((data_length + adjustment_size) < AztecCompact10DataSizes[i - 1]) {
layers = i;
compact = 1;
@ -741,7 +747,7 @@ int aztec(struct zint_symbol *symbol, unsigned char source[], int length)
data_maxsize = Aztec23DataSizes[i - 1];
}
}
for(i = 4; i > 0; i--) {
for(i = comp_loop; i > 0; i--) {
if((data_length + adjustment_size) < AztecCompact23DataSizes[i - 1]) {
layers = i;
compact = 1;
@ -756,7 +762,7 @@ int aztec(struct zint_symbol *symbol, unsigned char source[], int length)
data_maxsize = Aztec36DataSizes[i - 1];
}
}
for(i = 4; i > 0; i--) {
for(i = comp_loop; i > 0; i--) {
if((data_length + adjustment_size) < AztecCompact36DataSizes[i - 1]) {
layers = i;
compact = 1;
@ -771,7 +777,7 @@ int aztec(struct zint_symbol *symbol, unsigned char source[], int length)
data_maxsize = Aztec50DataSizes[i - 1];
}
}
for(i = 4; i > 0; i--) {
for(i = comp_loop; i > 0; i--) {
if((data_length + adjustment_size) < AztecCompact50DataSizes[i - 1]) {
layers = i;
compact = 1;
@ -864,6 +870,9 @@ int aztec(struct zint_symbol *symbol, unsigned char source[], int length)
be encoded in a symbol of the selected size */
} else { /* The size of the symbol has been specified by the user */
if((reader == 1) && ((symbol->option_2 >= 2) && (symbol->option_2 <= 4))) {
symbol->option_2 = 5;
}
if((symbol->option_2 >= 1) && (symbol->option_2 <= 4)) {
compact = 1;
layers = symbol->option_2;
@ -949,6 +958,11 @@ int aztec(struct zint_symbol *symbol, unsigned char source[], int length)
}
}
if(reader && (layers > 22)) {
strcpy(symbol->errtxt, "Data too long for reader initialisation symbol");
return ERROR_TOO_LONG;
}
data_blocks = adjusted_length / codeword_size;
if(compact) {
@ -1111,7 +1125,11 @@ int aztec(struct zint_symbol *symbol, unsigned char source[], int length)
if((layers - 1) & 0x02) { descriptor[0] = '1'; } else { descriptor[0] = '0'; }
if((layers - 1) & 0x01) { descriptor[1] = '1'; } else { descriptor[1] = '0'; }
/* The next 6 bits represent the number of data blocks minus 1 */
if(reader) {
descriptor[2] = '1';
} else {
if((data_blocks - 1) & 0x20) { descriptor[2] = '1'; } else { descriptor[2] = '0'; }
}
if((data_blocks - 1) & 0x10) { descriptor[3] = '1'; } else { descriptor[3] = '0'; }
if((data_blocks - 1) & 0x08) { descriptor[4] = '1'; } else { descriptor[4] = '0'; }
if((data_blocks - 1) & 0x04) { descriptor[5] = '1'; } else { descriptor[5] = '0'; }
@ -1126,7 +1144,11 @@ int aztec(struct zint_symbol *symbol, unsigned char source[], int length)
if((layers - 1) & 0x02) { descriptor[3] = '1'; } else { descriptor[3] = '0'; }
if((layers - 1) & 0x01) { descriptor[4] = '1'; } else { descriptor[4] = '0'; }
/* The next 11 bits represent the number of data blocks minus 1 */
if(reader) {
descriptor[5] = '1';
} else {
if((data_blocks - 1) & 0x400) { descriptor[5] = '1'; } else { descriptor[5] = '0'; }
}
if((data_blocks - 1) & 0x200) { descriptor[6] = '1'; } else { descriptor[6] = '0'; }
if((data_blocks - 1) & 0x100) { descriptor[7] = '1'; } else { descriptor[7] = '0'; }
if((data_blocks - 1) & 0x80) { descriptor[8] = '1'; } else { descriptor[8] = '0'; }

2
backend/code128.c
View file

@ -412,7 +412,7 @@ int code_128(struct zint_symbol *symbol, unsigned char source[], int length)
values[0] = 105;
concat(dest, C128Table[96]); /* FNC3 */
values[1] = 96;
oncat(dest, C128Table[99]); /* Code C */
concat(dest, C128Table[99]); /* Code C */
values[2] = 99;
bar_characters += 2;
current_set = 'C';