skylab/MasterPassword
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Some more error handling.

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This commit is contained in:
Maarten Billemont 2017-08-01 17:13:30 -04:00
parent 99e286456e
commit b00ad53e42
4 changed files with 15 additions and 9 deletions
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3
core/c/mpw-algorithm_v0.c
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@ -26,13 +26,12 @@
#define MP_N 32768
#define MP_r 8
#define MP_p 2
#define MP_hash PearlHashSHA256
static const char *mpw_templateForType_v0(MPPasswordType type, uint16_t seedByte) {
size_t count = 0;
const char **templates = mpw_templatesForType( type, &count );
char const *template = count? templates[seedByte % count]: NULL;
char const *template = templates && count? templates[seedByte % count]: NULL;
free( templates );
return template;
}

2
core/c/mpw-types.c
View File

@ -150,7 +150,7 @@ const char *mpw_templateForType(MPPasswordType type, uint8_t seedByte) {
size_t count = 0;
const char **templates = mpw_templatesForType( type, &count );
char const *template = count? templates[seedByte % count]: NULL;
char const *template = templates && count? templates[seedByte % count]: NULL;
free( templates );
return template;
}

7
platform-independent/cli-c/cli/mpw-tests-util.c
View File

@ -48,7 +48,7 @@ xmlNodePtr mpw_xmlTestCaseNode(xmlNodePtr testCaseNode, const char *nodeName) {
for (xmlNodePtr otherTestCaseNode = testCaseNode->parent->children; otherTestCaseNode; otherTestCaseNode = otherTestCaseNode->next) {
xmlChar *id = mpw_xmlTestCaseString( otherTestCaseNode, "id" );
int foundParent = xmlStrcmp( id, parentId ) == 0;
int foundParent = id && xmlStrcmp( id, parentId ) == 0;
xmlFree( id );
if (foundParent) {
@ -58,18 +58,19 @@ xmlNodePtr mpw_xmlTestCaseNode(xmlNodePtr testCaseNode, const char *nodeName) {
}
ftl( "Missing parent: %s, for case: %s\n", parentId, mpw_xmlTestCaseString( testCaseNode, "id" ) );
return NULL;
}
xmlChar *mpw_xmlTestCaseString(xmlNodePtr context, const char *nodeName) {
xmlNodePtr child = mpw_xmlTestCaseNode( context, nodeName );
return xmlNodeGetContent( child );
return child? xmlNodeGetContent( child ): NULL;
}
uint32_t mpw_xmlTestCaseInteger(xmlNodePtr context, const char *nodeName) {
xmlChar *string = mpw_xmlTestCaseString( context, nodeName );
uint32_t integer = (uint32_t)atol( (char *)string );
uint32_t integer = string? (uint32_t)atol( (char *)string ): 0;
xmlFree( string );
return integer;

12
platform-independent/cli-c/cli/mpw-tests.c
View File

@ -13,8 +13,10 @@ int main(int argc, char *const argv[]) {
int failedTests = 0;
xmlNodePtr tests = xmlDocGetRootElement( xmlParseFile( "mpw_tests.xml" ) );
if (!tests)
if (!tests) {
ftl( "Couldn't find test case: mpw_tests.xml\n" );
abort();
}
for (xmlNodePtr testCase = tests->children; testCase; testCase = testCase->next) {
if (testCase->type != XML_ELEMENT_NODE || xmlStrcmp( testCase->name, BAD_CAST "case" ) != 0)
@ -46,8 +48,10 @@ int main(int argc, char *const argv[]) {
// 1. calculate the master key.
MPMasterKey masterKey = mpw_masterKey(
(char *)fullName, (char *)masterPassword, algorithm );
if (!masterKey)
if (!masterKey) {
ftl( "Couldn't derive master key." );
continue;
}
// 2. calculate the site password.
MPSiteKey siteKey = mpw_siteKey(
@ -56,8 +60,10 @@ int main(int argc, char *const argv[]) {
siteKey, siteType, algorithm );
mpw_free( masterKey, MPMasterKeySize );
mpw_free( siteKey, MPSiteKeySize );
if (!sitePassword)
if (!sitePassword) {
ftl( "Couldn't derive site password." );
continue;
}
// Check the result.
if (xmlStrcmp( result, BAD_CAST sitePassword ) == 0)