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Allow handling of and verification via .SHA files

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d0k3 2016-06-15 16:30:37 +02:00
parent 0c42a32d0d
commit fc35bed752
1 changed files with 20 additions and 11 deletions
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31
source/godmode.c
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@ -7,7 +7,7 @@
#include "virtual.h" #include "virtual.h"
#include "image.h" #include "image.h"
#define VERSION "0.5.3" #define VERSION "0.5.4"
#define N_PANES 2 #define N_PANES 2
#define IMG_DRV "789I" #define IMG_DRV "789I"
@ -459,20 +459,29 @@ u32 GodMode() {
} }
HexViewer(curr_entry->path); HexViewer(curr_entry->path);
} else if (user_select == 2) { // -> calculate SHA-256 } else if (user_select == 2) { // -> calculate SHA-256
static char pathstr_prev[32 + 1] = { 0 };
static u8 sha256_prev[32] = { 0 };
u8 sha256[32]; u8 sha256[32];
if (!FileGetSha256(curr_entry->path, sha256)) { if (!FileGetSha256(curr_entry->path, sha256)) {
ShowPrompt(false, "Calculating SHA-256: failed!"); ShowPrompt(false, "Calculating SHA-256: failed!");
} else { } else {
ShowPrompt(false, "%s\n%08X%08X%08X%08X\n%08X%08X%08X%08X%s%s", static char pathstr_prev[32 + 1] = { 0 };
pathstr, static u8 sha256_prev[32] = { 0 };
getbe32(sha256 + 0), getbe32(sha256 + 4), char sha_path[256];
getbe32(sha256 + 8), getbe32(sha256 + 12), u8 sha256_file[32];
getbe32(sha256 + 16), getbe32(sha256 + 20), bool have_sha = false;
getbe32(sha256 + 24), getbe32(sha256 + 28), bool write_sha = false;
snprintf(sha_path, 256, "%s.sha", curr_entry->path);
have_sha = (FileGetData(sha_path, sha256_file, 32, 0) == 32);
write_sha = !have_sha && (PathToNumFS(curr_entry->path) == 0); // writing only on SD
if (ShowPrompt(write_sha, "%s\n%016llX%016llX\n%016llX%016llX%s%s%s%s%s",
pathstr, getbe64(sha256 + 0), getbe64(sha256 + 8), getbe64(sha256 + 16), getbe64(sha256 + 24),
(have_sha) ? "\nSHA verification: " : "",
(have_sha) ? ((memcmp(sha256, sha256_file, 32) == 0) ? "passed!" : "failed!") : "",
(memcmp(sha256, sha256_prev, 32) == 0) ? "\n \nIdentical with previous file:\n" : "", (memcmp(sha256, sha256_prev, 32) == 0) ? "\n \nIdentical with previous file:\n" : "",
(memcmp(sha256, sha256_prev, 32) == 0) ? pathstr_prev : ""); (memcmp(sha256, sha256_prev, 32) == 0) ? pathstr_prev : "",
(write_sha) ? "\n \nWrite .SHA file?" : "") && !have_sha) {
FileSetData(sha_path, sha256, 32, 0);
GetDirContents(current_dir, current_path);
}
strncpy(pathstr_prev, pathstr, 32 + 1); strncpy(pathstr_prev, pathstr, 32 + 1);
memcpy(sha256_prev, sha256, 32); memcpy(sha256_prev, sha256, 32);
} }
@ -594,7 +603,7 @@ u32 GodMode() {
} }
} else if (curr_entry->type != T_DOTDOT) { } else if (curr_entry->type != T_DOTDOT) {
char namestr[36+1]; char namestr[36+1];
TruncateString(namestr, curr_entry->name, 36, 12); TruncateString(namestr, curr_entry->name, 28, 12);
if (ShowPrompt(true, "Delete \"%s\"?", namestr)) { if (ShowPrompt(true, "Delete \"%s\"?", namestr)) {
ShowString("Deleting %s\nPlease wait...", namestr); ShowString("Deleting %s\nPlease wait...", namestr);
if (!PathDelete(curr_entry->path)) if (!PathDelete(curr_entry->path))