diff options
Diffstat (limited to 'src/shared/dlt_common.c')
| -rw-r--r-- | src/shared/dlt_common.c | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/src/shared/dlt_common.c b/src/shared/dlt_common.c index b98c7fa..818f3ef 100644 --- a/src/shared/dlt_common.c +++ b/src/shared/dlt_common.c @@ -186,8 +186,11 @@ DltReturnValue dlt_print_mixed_string(char *text, int textlength ,uint8_t *ptr, /* print full lines */ for (lines=0; lines< (size / DLT_COMMON_HEX_CHARS); lines++) { + int ret = 0; /* Line number */ - snprintf(text,DLT_COMMON_HEX_LINELEN+1,"%.6x: ",lines * DLT_COMMON_HEX_CHARS); + ret = snprintf(text,DLT_COMMON_HEX_LINELEN+1,"%.6x: ",lines * DLT_COMMON_HEX_CHARS); + if ((ret < 0 ) || (ret >= (DLT_COMMON_HEX_LINELEN + 1))) + dlt_log(LOG_WARNING, "line was truncated\n"); text+=DLT_COMMON_HEX_LINELEN; /* 'XXXXXX: ' */ /* Hex-Output */ @@ -222,7 +225,12 @@ DltReturnValue dlt_print_mixed_string(char *text, int textlength ,uint8_t *ptr, if (rest>0) { /* Line number */ - snprintf(text,9,"%.6x: ", (size / DLT_COMMON_HEX_CHARS) * DLT_COMMON_HEX_CHARS); + int ret = 0; + ret = snprintf(text,9,"%.6x: ", (size / DLT_COMMON_HEX_CHARS) * DLT_COMMON_HEX_CHARS); + if ((ret < 0) || (ret >= 9)) + { + dlt_log(LOG_WARNING, "line number was truncated"); + } text+=DLT_COMMON_HEX_LINELEN; /* 'XXXXXX: ' */ /* Hex-Output */ |