From 2d3dc13f481bd6a5dfc16511f7df89903b69c4fd Mon Sep 17 00:00:00 2001 From: Alexander Wenzel Date: Wed, 26 Mar 2014 16:42:26 +0100 Subject: Fixed: all possible malloc, sprintf and strcpy problems Signed-off-by: Alexander Wenzel --- src/examples/dlt-example-filetransfer.c | 2 +- src/examples/dlt-example-user-common-api.c | 8 +++++++- src/examples/dlt-example-user-func.c | 2 +- src/examples/dlt-example-user.c | 10 ++++++++-- 4 files changed, 17 insertions(+), 5 deletions(-) (limited to 'src/examples') diff --git a/src/examples/dlt-example-filetransfer.c b/src/examples/dlt-example-filetransfer.c index 4716edc..96336a4 100644 --- a/src/examples/dlt-example-filetransfer.c +++ b/src/examples/dlt-example-filetransfer.c @@ -80,7 +80,7 @@ void usage() { char version[255]; - dlt_get_version(version); + dlt_get_version(version,255); printf("Usage: dlt-example-filetransfer [options] absolute-path-to-file\n"); printf("Simple filetransfer example"); diff --git a/src/examples/dlt-example-user-common-api.c b/src/examples/dlt-example-user-common-api.c index 64ebd97..8404090 100644 --- a/src/examples/dlt-example-user-common-api.c +++ b/src/examples/dlt-example-user-common-api.c @@ -68,7 +68,7 @@ void usage() { char version[255]; - dlt_get_version(version); + dlt_get_version(version,255); printf("Usage: dlt-example-common-api [options] message\n"); printf("Generate DLT messages and store them to file or send them to daemon.\n"); @@ -237,6 +237,12 @@ int main(int argc, char* argv[]) if (zvalue) { char* buffer = malloc(atoi(zvalue)); + if(buffer==0) + { + /* no message, show usage and terminate */ + fprintf(stderr,"Cannot allocate buffer memory!\n"); + return -1; + } DLT_LOG2(mycontext,DLT_LOG_WARN,DLT_STRING(text),DLT_RAW(buffer,atoi(zvalue))); free(buffer); } diff --git a/src/examples/dlt-example-user-func.c b/src/examples/dlt-example-user-func.c index 79febdf..20b700a 100755 --- a/src/examples/dlt-example-user-func.c +++ b/src/examples/dlt-example-user-func.c @@ -84,7 +84,7 @@ void usage() { char version[255]; - dlt_get_version(version); + dlt_get_version(version,255); printf("Usage: dlt-example-user-func [options] message\n"); printf("Generate DLT messages and store them to file or send them to daemon.\n"); diff --git a/src/examples/dlt-example-user.c b/src/examples/dlt-example-user.c index dabb6d7..3dcf245 100755 --- a/src/examples/dlt-example-user.c +++ b/src/examples/dlt-example-user.c @@ -84,7 +84,7 @@ void usage() { char version[255]; - dlt_get_version(version); + dlt_get_version(version,255); printf("Usage: dlt-example-user [options] message\n"); printf("Generate DLT messages and store them to file or send them to daemon.\n"); @@ -299,7 +299,13 @@ int main(int argc, char* argv[]) if (zvalue) { char* buffer = malloc(atoi(zvalue)); - DLT_LOG(mycontext,DLT_LOG_WARN,DLT_STRING(text),DLT_RAW(buffer,atoi(zvalue))); + if(buffer==0) + { + /* no message, show usage and terminate */ + fprintf(stderr,"Cannot allocate buffer memory!\n"); + return -1; + } + DLT_LOG(mycontext,DLT_LOG_WARN,DLT_STRING(text),DLT_RAW(buffer,atoi(zvalue))); free(buffer); } #endif /* DLT_TEST_ENABLE */ -- cgit v1.2.1