From 6d6ebc1830ffde353f373e905f0ca4e99c3245c2 Mon Sep 17 00:00:00 2001 From: Rifat Azad <33044977+rifsxd@users.noreply.github.com> Date: Tue, 17 Sep 2024 04:10:23 +0600 Subject: [PATCH 1/4] update .gitignore --- .gitignore | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/.gitignore b/.gitignore index de7f8f9..c9d8649 100644 --- a/.gitignore +++ b/.gitignore @@ -1,2 +1,4 @@ *.vscode -*pacextractor \ No newline at end of file +*pacextractor +*.tar.gz +*ports \ No newline at end of file From f7badf441605c7174f47eb3e722abe21cb537f42 Mon Sep 17 00:00:00 2001 From: Rifat Azad <33044977+rifsxd@users.noreply.github.com> Date: Wed, 18 Sep 2024 06:27:50 +0600 Subject: [PATCH 2/4] added license --- LICENSE | 201 ++++++++++++++++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 201 insertions(+) create mode 100644 LICENSE diff --git a/LICENSE b/LICENSE new file mode 100644 index 0000000..72f8a3d --- /dev/null +++ b/LICENSE @@ -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. 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In no event and under no legal theory, + whether in tort (including negligence), contract, or otherwise, + unless required by applicable law (such as deliberate and grossly + negligent acts) or agreed to in writing, shall any Contributor be + liable to You for damages, including any direct, indirect, special, + incidental, or consequential damages of any character arising as a + result of this License or out of the use or inability to use the + Work (including but not limited to damages for loss of goodwill, + work stoppage, computer failure or malfunction, or any and all + other commercial damages or losses), even if such Contributor + has been advised of the possibility of such damages. + + 9. Accepting Warranty or Additional Liability. While redistributing + the Work or Derivative Works thereof, You may choose to offer, + and charge a fee for, acceptance of support, warranty, indemnity, + or other liability obligations and/or rights consistent with this + License. However, in accepting such obligations, You may act only + on Your own behalf and on Your sole responsibility, not on behalf + of any other Contributor, and only if You agree to indemnify, + defend, and hold each Contributor harmless for any liability + incurred by, or claims asserted against, such Contributor by reason + of your accepting any such warranty or additional liability. + + END OF TERMS AND CONDITIONS + + APPENDIX: How to apply the Apache License to your work. + + To apply the Apache License to your work, attach the following + boilerplate notice, with the fields enclosed by brackets "[]" + replaced with your own identifying information. (Don't include + the brackets!) The text should be enclosed in the appropriate + comment syntax for the file format. We also recommend that a + file or class name and description of purpose be included on the + same "printed page" as the copyright notice for easier + identification within third-party archives. + + Copyright 2021 LiteKite Startup + + Licensed under the Apache License, Version 2.0 (the "License"); + you may not use this file except in compliance with the License. + You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + See the License for the specific language governing permissions and + limitations under the License. \ No newline at end of file From a65d6e5be1a3c0bb31efbc4c90454e8aa1118a4a Mon Sep 17 00:00:00 2001 From: Rifat Azad <33044977+rifsxd@users.noreply.github.com> Date: Sat, 28 Sep 2024 14:29:02 +0600 Subject: [PATCH 3/4] added -e (extract) -o (output) flags now the output supports recursive output path creation --- pacextractor.c | 130 +++++++++++++++++++++++++++---------------------- 1 file changed, 72 insertions(+), 58 deletions(-) diff --git a/pacextractor.c b/pacextractor.c index d73938b..6910652 100644 --- a/pacextractor.c +++ b/pacextractor.c @@ -8,7 +8,7 @@ #include #include -#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) { } static void printUsage(void) { - printf("Usage: pacextractor .pac \n"); + printf("Usage: pacextractor -e .pac -o \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); } } @@ -198,7 +211,7 @@ static void extractPartition(int fd, const PartitionHeader* partHeader, const ch } int main(int argc, char** argv) { - if (argc < 2) { + if (argc < 5) { printUsageAndExit(); } @@ -208,60 +221,61 @@ 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; -} \ No newline at end of file +} From 56cd7d34b2d79167f502292d5b7f8e555e696f52 Mon Sep 17 00:00:00 2001 From: Rifat Azad Date: Sat, 28 Sep 2024 14:36:46 +0600 Subject: [PATCH 4/4] added pretty progression color --- pacextractor.c | 15 +++++++++++++-- 1 file changed, 13 insertions(+), 2 deletions(-) diff --git a/pacextractor.c b/pacextractor.c index 6910652..140b549 100644 --- a/pacextractor.c +++ b/pacextractor.c @@ -137,13 +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); }