File ddr_1998-alg-caseindep.diff of Package dd_rescue

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File ddr_1998-alg-caseindep.diff of Package dd_rescue (Revision 1068cf661164bf457e0c86aa640107c0)

Currently displaying revision 1068cf661164bf457e0c86aa640107c0 , Show latest

commit 604e57678ed50ee88ea20d82c98bf7ba53db76c1
Author: Kurt Garloff <kurt@garloff.de>
Date:   Thu Feb 8 10:41:25 2018 +0100

Case insensitivity for crypt algos, help, debug.
    
    This makes it a bit easier to specify things correctly.

diff --git a/aes.c b/aes.c
index 33906b0..2784006 100644
--- a/aes.c
+++ b/aes.c
@@ -449,7 +449,7 @@ ciph_desc_t *findalg(ciph_desc_t* list, const char* nm, const char probe)
 {
 	ciph_desc_t* alg = list;
 	while (alg->name) {
-		if (!strcmp(alg->name, nm)) {
+		if (!strcasecmp(alg->name, nm)) {
 			if (!probe || !alg->probe)
 				return alg;
 			return (alg->probe()? NULL: alg);
diff --git a/libddr_crypt.c b/libddr_crypt.c
index 0d2e77f..1d9d4a0 100644
--- a/libddr_crypt.c
+++ b/libddr_crypt.c
@@ -158,7 +158,7 @@ int set_alg(crypt_state* state, const char* algnm)
 			FPLOG(FATAL, "Don't understand option (alg?) %s\n", algnm);
 		return -1;
 	}
-	if (!strcmp(algnm, "help")) {
+	if (!strcasecmp(algnm, "help")) {
 		FPLOG(INFO, "Crypto algorithms:", NULL);
 		ciph_desc_t *alg;
 		for (alg = state->engine; alg->name != NULL; ++alg)
@@ -218,28 +218,28 @@ int crypt_plug_init(void **stat, char* param, int seq, const opt_t *opt)
 			param = next;
 			continue;
 		}
-		if (!strcmp(param, "help")) {
+		if (!strcasecmp(param, "help")) {
 			FPLOG(INFO, "%s", crypt_help);
 			return -1;
-		} else if (!strcmp(param, "debug"))
+		} else if (!strcasecmp(param, "debug"))
 			state->debug = 1;
 		else if (!strcmp(param, "encrypt") || !strcmp(param, "enc"))
 			state->enc = 1;
 		else if (!strcmp(param, "decrypt") || !strcmp(param, "dec"))
 			state->enc = 0;
 		else if (!memcmp(param, "engine=", 7)) {
-			if (!strcmp(param+7, "aes_c"))
+			if (!strcasecmp(param+7, "aes_c"))
 				state->engine = AES_C_Methods;
 #ifdef HAVE_AES_ARM64
-			else if (!strcmp(param+7, "aesarm64"))
+			else if (!strcasecmp(param+7, "aesarm64"))
 				state->engine = AES_ARM8_Methods;
 #endif
 #ifdef HAVE_AESNI
-			else if (!strcmp(param+7, "aesni"))
+			else if (!strcasecmp(param+7, "aesni"))
 				state->engine = AESNI_Methods;
 #endif
 #ifdef HAVE_LIBCRYPTO
-			else if (!strcmp(param+7, "openssl"))
+			else if (!strcasecmp(param+7, "openssl"))
 				state->engine = AES_OSSL_Methods;
 #endif
 			else {
@@ -257,11 +257,11 @@ int crypt_plug_init(void **stat, char* param, int seq, const opt_t *opt)
 		else if (!memcmp(param, "alg=", 4))
 			err += set_alg(state, param+4);
 		else if (!memcmp(param, "pad=", 4)) {
-			if (!strcmp(param+4, "zero"))
+			if (!strcasecmp(param+4, "zero"))
 				state->pad = PAD_ZERO;
-			else if (!strcmp(param+4, "always"))
+			else if (!strcasecmp(param+4, "always"))
 				state->pad = PAD_ALWAYS;
-			else if (!strcmp(param+4, "asneeded"))
+			else if (!strcasecmp(param+4, "asneeded"))
 				state->pad = PAD_ASNEEDED;
 			else {
 				FPLOG(FATAL, "Illegal padding %s: Specify zero/always/asneeded!\n",
@@ -401,8 +401,10 @@ int crypt_plug_init(void **stat, char* param, int seq, const opt_t *opt)
 	}
 	/* 1st: Set engine: Default: aesni/aes_c: Done */
 	/* 2nd: Set alg: Already done if set explicitly */
-	if (!err && !state->alg)
+	if (!err && !state->alg) {
 		state->alg = findalg(state->engine, "AES192-CTR", 0);
+		FPLOG(INFO, "Using default algorithm AES192-CTR\n", NULL);
+	}
 	if (!state->alg)
 		return -1;
 
diff --git a/libddr_hash.c b/libddr_hash.c
index 7c8cdf8..b6634ff 100644
--- a/libddr_hash.c
+++ b/libddr_hash.c
@@ -120,7 +120,7 @@ static loff_t readint(const char* const ptr)
 hashalg_t *get_hashalg(hash_state *state, const char* nm)
 {
 	unsigned int i;
-	const char help = !strcmp(nm, "help");
+	const char help = !strcasecmp(nm, "help");
 	if (help)
 		FPLOG(INFO, "Supported algorithms:");
 	for (i = 0; i < sizeof(hashes)/sizeof(hashalg_t); ++i) {
@@ -154,10 +154,10 @@ int hash_plug_init(void **stat, char* param, int seq, const opt_t *opt)
 		char* next = strchr(param, ':');
 		if (next)
 			*next++ = 0;
-		if (!strcmp(param, "help"))
+		if (!strcasecmp(param, "help"))
 			FPLOG(INFO, "%s", hash_help);
 		
-		else if (!strcmp(param, "debug"))
+		else if (!strcasecmp(param, "debug"))
 			state->debug = 1;
 		else if (!strcmp(param, "output"))
 			state->outfd = 1;

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File ddr_1998-alg-caseindep.diff of Package dd_rescue (Revision 1068cf661164bf457e0c86aa640107c0)

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