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3 changed files with 289 additions and 61 deletions
4
.gitignore
vendored
4
.gitignore
vendored
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@ -1,2 +1,4 @@
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*.vscode
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*pacextractor
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*pacextractor
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*.tar.gz
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||||
*ports
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201
LICENSE
Normal file
201
LICENSE
Normal file
|
@ -0,0 +1,201 @@
|
|||
Apache License
|
||||
Version 2.0, January 2004
|
||||
http://www.apache.org/licenses/
|
||||
|
||||
TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND DISTRIBUTION
|
||||
|
||||
1. Definitions.
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||||
|
||||
"License" shall mean the terms and conditions for use, reproduction,
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and distribution as defined by Sections 1 through 9 of this document.
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"Licensor" shall mean the copyright owner or entity authorized by
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the copyright owner that is granting the License.
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"Legal Entity" shall mean the union of the acting entity and all
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"control" means (i) the power, direct or indirect, to cause the
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direction or management of such entity, whether by contract or
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outstanding shares, or (iii) beneficial ownership of such entity.
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"You" (or "Your") shall mean an individual or Legal Entity
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exercising permissions granted by this License.
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"Source" form shall mean the preferred form for making modifications,
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APPENDIX: How to apply the Apache License to your work.
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To apply the Apache License to your work, attach the following
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Copyright 2021 LiteKite Startup
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
|
145
pacextractor.c
145
pacextractor.c
|
@ -8,7 +8,7 @@
|
|||
#include <stdint.h>
|
||||
#include <sys/stat.h>
|
||||
|
||||
#define VERSION "1.0.0"
|
||||
#define VERSION "1.1.0"
|
||||
|
||||
typedef struct {
|
||||
int16_t someField[24];
|
||||
|
@ -51,7 +51,7 @@ static void getString(const int16_t* baseString, char* resString) {
|
|||
}
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||||
|
||||
static void printUsage(void) {
|
||||
printf("Usage: pacextractor <firmware name>.pac <output path>\n");
|
||||
printf("Usage: pacextractor -e <firmware name>.pac -o <output path>\n");
|
||||
printf("Options:\n");
|
||||
printf(" -h Show this help message and exit\n");
|
||||
printf(" -v Show version information and exit\n");
|
||||
|
@ -76,12 +76,25 @@ static int openFirmwareFile(const char* filePath) {
|
|||
}
|
||||
|
||||
static void createOutputDirectory(const char* path) {
|
||||
if (access(path, F_OK) == -1) {
|
||||
if (mkdir(path, 0777) == -1) {
|
||||
char temp[768];
|
||||
strcpy(temp, path);
|
||||
for (char *p = temp; *p; p++) {
|
||||
if (*p == '/') {
|
||||
*p = 0; // Temporarily terminate the string
|
||||
if (access(temp, F_OK) == -1) {
|
||||
if (mkdir(temp, 0777) == -1) {
|
||||
perror("Failed to create output directory");
|
||||
exit(EXIT_FAILURE);
|
||||
}
|
||||
}
|
||||
*p = '/'; // Restore the string
|
||||
}
|
||||
}
|
||||
if (access(temp, F_OK) == -1) {
|
||||
if (mkdir(temp, 0777) == -1) {
|
||||
perror("Failed to create output directory");
|
||||
exit(EXIT_FAILURE);
|
||||
}
|
||||
printf("Created output directory: %s\n", path);
|
||||
}
|
||||
}
|
||||
|
||||
|
@ -124,13 +137,24 @@ static void printProgressBar(uint32_t completed, uint32_t total) {
|
|||
float progress = (float)completed / total;
|
||||
int pos = barWidth * progress;
|
||||
|
||||
printf("\r[");
|
||||
// Determine color based on progress
|
||||
const char* color;
|
||||
if (progress < 0.5) {
|
||||
color = "\033[31m"; // Red
|
||||
} else if (progress < 0.8) {
|
||||
color = "\033[33m"; // Yellow
|
||||
} else {
|
||||
color = "\033[32m"; // Green
|
||||
}
|
||||
const char* reset = "\033[0m"; // Reset color
|
||||
|
||||
printf("\r[%s", color);
|
||||
for (int i = 0; i < barWidth; ++i) {
|
||||
if (i < pos) printf("=");
|
||||
else if (i == pos) printf(">");
|
||||
else printf(" ");
|
||||
}
|
||||
printf("] %.2f%%", progress * 100.0);
|
||||
printf("]%s %.2f%%", reset, progress * 100.0);
|
||||
fflush(stdout);
|
||||
}
|
||||
|
||||
|
@ -198,7 +222,7 @@ static void extractPartition(int fd, const PartitionHeader* partHeader, const ch
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|||
}
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||||
|
||||
int main(int argc, char** argv) {
|
||||
if (argc < 2) {
|
||||
if (argc < 5) {
|
||||
printUsageAndExit();
|
||||
}
|
||||
|
||||
|
@ -208,60 +232,61 @@ int main(int argc, char** argv) {
|
|||
} else if (strcmp(argv[1], "-v") == 0) {
|
||||
printf("pacextractor version %s\n", VERSION);
|
||||
exit(EXIT_SUCCESS);
|
||||
}
|
||||
} else if (strcmp(argv[1], "-e") == 0 && strcmp(argv[3], "-o") == 0) {
|
||||
// Process the extraction
|
||||
int fd = openFirmwareFile(argv[2]);
|
||||
|
||||
struct stat st;
|
||||
if (fstat(fd, &st) == -1) {
|
||||
perror("Error getting file stats");
|
||||
exit(EXIT_FAILURE);
|
||||
}
|
||||
int firmwareSize = st.st_size;
|
||||
if (firmwareSize < sizeof(PacHeader)) {
|
||||
fprintf(stderr, "File %s is not a valid firmware\n", argv[2]);
|
||||
close(fd);
|
||||
exit(EXIT_FAILURE);
|
||||
}
|
||||
|
||||
if (argc < 3) {
|
||||
char* outputPath = argv[4];
|
||||
createOutputDirectory(outputPath);
|
||||
|
||||
PacHeader pacHeader = readPacHeader(fd);
|
||||
|
||||
char firmwareName[256];
|
||||
getString(pacHeader.firmwareName, firmwareName);
|
||||
printf("Firmware name: %s\n", firmwareName);
|
||||
|
||||
uint32_t curPos = pacHeader.partitionsListStart;
|
||||
PartitionHeader** partHeaders = malloc(pacHeader.partitionCount * sizeof(PartitionHeader*));
|
||||
if (partHeaders == NULL) {
|
||||
perror("Memory allocation failed for partition headers");
|
||||
close(fd);
|
||||
exit(EXIT_FAILURE);
|
||||
}
|
||||
|
||||
for (int i = 0; i < pacHeader.partitionCount; i++) {
|
||||
partHeaders[i] = readPartitionHeader(fd, &curPos);
|
||||
|
||||
char partitionName[256];
|
||||
char fileName[512];
|
||||
getString(partHeaders[i]->partitionName, partitionName);
|
||||
getString(partHeaders[i]->fileName, fileName);
|
||||
printf("Partition name: %s\n\twith file name: %s\n\twith size %u\n",
|
||||
partitionName, fileName, partHeaders[i]->partitionSize);
|
||||
}
|
||||
|
||||
for (int i = 0; i < pacHeader.partitionCount; i++) {
|
||||
extractPartition(fd, partHeaders[i], outputPath);
|
||||
free(partHeaders[i]);
|
||||
}
|
||||
free(partHeaders);
|
||||
close(fd);
|
||||
|
||||
return EXIT_SUCCESS;
|
||||
} else {
|
||||
printUsageAndExit();
|
||||
}
|
||||
|
||||
int fd = openFirmwareFile(argv[1]);
|
||||
|
||||
struct stat st;
|
||||
if (fstat(fd, &st) == -1) {
|
||||
perror("Error getting file stats");
|
||||
exit(EXIT_FAILURE);
|
||||
}
|
||||
int firmwareSize = st.st_size;
|
||||
if (firmwareSize < sizeof(PacHeader)) {
|
||||
fprintf(stderr, "file %s is not a valid firmware\n", argv[1]);
|
||||
close(fd);
|
||||
exit(EXIT_FAILURE);
|
||||
}
|
||||
|
||||
char* outputPath = argv[2];
|
||||
createOutputDirectory(outputPath);
|
||||
|
||||
PacHeader pacHeader = readPacHeader(fd);
|
||||
|
||||
char firmwareName[256];
|
||||
getString(pacHeader.firmwareName, firmwareName);
|
||||
printf("Firmware name: %s\n", firmwareName);
|
||||
|
||||
uint32_t curPos = pacHeader.partitionsListStart;
|
||||
PartitionHeader** partHeaders = malloc(pacHeader.partitionCount * sizeof(PartitionHeader*));
|
||||
if (partHeaders == NULL) {
|
||||
perror("Memory allocation failed for partition headers");
|
||||
close(fd);
|
||||
exit(EXIT_FAILURE);
|
||||
}
|
||||
|
||||
for (int i = 0; i < pacHeader.partitionCount; i++) {
|
||||
partHeaders[i] = readPartitionHeader(fd, &curPos);
|
||||
|
||||
char partitionName[256];
|
||||
char fileName[512];
|
||||
getString(partHeaders[i]->partitionName, partitionName);
|
||||
getString(partHeaders[i]->fileName, fileName);
|
||||
printf("Partition name: %s\n\twith file name: %s\n\twith size %u\n",
|
||||
partitionName, fileName, partHeaders[i]->partitionSize);
|
||||
}
|
||||
|
||||
for (int i = 0; i < pacHeader.partitionCount; i++) {
|
||||
extractPartition(fd, partHeaders[i], outputPath);
|
||||
free(partHeaders[i]);
|
||||
}
|
||||
free(partHeaders);
|
||||
close(fd);
|
||||
|
||||
return EXIT_SUCCESS;
|
||||
}
|
||||
}
|
||||
|
|
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