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Add identifiers to error messages

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To ease the debug process
This commit is contained in:
Robin Stuart
2016-10-28 22:40:40 +01:00
parent 5405035df1
commit 4561a66067
35 changed files with 296 additions and 298 deletions
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24
backend/gs1.c
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@ -79,17 +79,17 @@ int gs1_verify(struct zint_symbol *symbol, const unsigned char source[], const s
/* Detect extended ASCII characters */
for (i = 0; i < src_len; i++) {
if (source[i] >= 128) {
strcpy(symbol->errtxt, "Extended ASCII characters are not supported by GS1");
strcpy(symbol->errtxt, "Extended ASCII characters are not supported by GS1 (B50)");
return ZINT_ERROR_INVALID_DATA;
}
if (source[i] < 32) {
strcpy(symbol->errtxt, "Control characters are not supported by GS1");
strcpy(symbol->errtxt, "Control characters are not supported by GS1 (B51)");
return ZINT_ERROR_INVALID_DATA;
}
}
if (source[0] != '[') {
strcpy(symbol->errtxt, "Data does not start with an AI");
strcpy(symbol->errtxt, "Data does not start with an AI (B52)");
return ZINT_ERROR_INVALID_DATA;
}
@ -129,31 +129,31 @@ int gs1_verify(struct zint_symbol *symbol, const unsigned char source[], const s
if (bracket_level != 0) {
/* Not all brackets are closed */
strcpy(symbol->errtxt, "Malformed AI in input data (brackets don\'t match)");
strcpy(symbol->errtxt, "Malformed AI in input data (brackets don\'t match) (B53)");
return ZINT_ERROR_INVALID_DATA;
}
if (max_bracket_level > 1) {
/* Nested brackets */
strcpy(symbol->errtxt, "Found nested brackets in input data");
strcpy(symbol->errtxt, "Found nested brackets in input data (B54)");
return ZINT_ERROR_INVALID_DATA;
}
if (max_ai_length > 4) {
/* AI is too long */
strcpy(symbol->errtxt, "Invalid AI in input data (AI too long)");
strcpy(symbol->errtxt, "Invalid AI in input data (AI too long) (B55)");
return ZINT_ERROR_INVALID_DATA;
}
if (min_ai_length <= 1) {
/* AI is too short */
strcpy(symbol->errtxt, "Invalid AI in input data (AI too short)");
strcpy(symbol->errtxt, "Invalid AI in input data (AI too short) (B56)");
return ZINT_ERROR_INVALID_DATA;
}
if (ai_latch == 1) {
/* Non-numeric data in AI */
strcpy(symbol->errtxt, "Invalid AI in input data (non-numeric characters in AI)");
strcpy(symbol->errtxt, "Invalid AI in input data (non-numeric characters in AI) (B57)");
return ZINT_ERROR_INVALID_DATA;
}
@ -190,7 +190,7 @@ int gs1_verify(struct zint_symbol *symbol, const unsigned char source[], const s
for (i = 0; i < ai_count; i++) {
if (data_length[i] == 0) {
/* No data for given AI */
strcpy(symbol->errtxt, "Empty data field in input data");
strcpy(symbol->errtxt, "Empty data field in input data (B58)");
return ZINT_ERROR_INVALID_DATA;
}
}
@ -286,13 +286,13 @@ int gs1_verify(struct zint_symbol *symbol, const unsigned char source[], const s
}
if (error_latch == 5) {
strcpy(symbol->errtxt, "Invalid data length for AI ");
strcpy(symbol->errtxt, "Invalid data length for AI (B59)");
strcat(symbol->errtxt, ai_string);
return ZINT_ERROR_INVALID_DATA;
}
if (error_latch == 6) {
strcpy(symbol->errtxt, "Invalid AI value ");
strcpy(symbol->errtxt, "Invalid AI value (B60)");
strcat(symbol->errtxt, ai_string);
return ZINT_ERROR_INVALID_DATA;
}
@ -353,6 +353,6 @@ int ugs1_verify(struct zint_symbol *symbol, const unsigned char source[], const
ustrcpy(reduced, (unsigned char*) temp);
return 0;
}
strcpy(symbol->errtxt, "ugs1_verify overflow");
strcpy(symbol->errtxt, "ugs1_verify overflow (B61)");
return ZINT_ERROR_INVALID_DATA;
}