diff options
-rw-r--r-- | applypatch/Android.mk | 8 | ||||
-rw-r--r-- | applypatch/applypatch.cpp (renamed from applypatch/applypatch.c) | 155 | ||||
-rw-r--r-- | applypatch/bsdiff.cpp (renamed from applypatch/bsdiff.c) | 48 | ||||
-rw-r--r-- | applypatch/bspatch.cpp (renamed from applypatch/bspatch.c) | 5 | ||||
-rw-r--r-- | applypatch/freecache.cpp (renamed from applypatch/freecache.c) | 28 | ||||
-rw-r--r-- | applypatch/imgdiff.cpp (renamed from applypatch/imgdiff.c) | 84 | ||||
-rw-r--r-- | applypatch/imgpatch.cpp (renamed from applypatch/imgpatch.c) | 4 | ||||
-rw-r--r-- | applypatch/main.cpp (renamed from applypatch/main.c) | 31 | ||||
-rw-r--r-- | applypatch/utils.cpp (renamed from applypatch/utils.c) | 6 | ||||
-rw-r--r-- | minzip/Hash.h | 8 | ||||
-rw-r--r-- | roots.cpp | 2 | ||||
-rw-r--r-- | updater/Android.mk | 18 | ||||
-rw-r--r-- | updater/blockimg.cpp (renamed from updater/blockimg.c) | 31 | ||||
-rw-r--r-- | updater/install.cpp (renamed from updater/install.c) | 174 | ||||
-rw-r--r-- | updater/updater.cpp (renamed from updater/updater.c) | 2 |
15 files changed, 304 insertions, 300 deletions
diff --git a/applypatch/Android.mk b/applypatch/Android.mk index eb3e4580e..1f73fd897 100644 --- a/applypatch/Android.mk +++ b/applypatch/Android.mk @@ -17,7 +17,7 @@ LOCAL_PATH := $(call my-dir) include $(CLEAR_VARS) LOCAL_CLANG := true -LOCAL_SRC_FILES := applypatch.c bspatch.c freecache.c imgpatch.c utils.c +LOCAL_SRC_FILES := applypatch.cpp bspatch.cpp freecache.cpp imgpatch.cpp utils.cpp LOCAL_MODULE := libapplypatch LOCAL_MODULE_TAGS := eng LOCAL_C_INCLUDES += external/bzip2 external/zlib bootable/recovery @@ -28,7 +28,7 @@ include $(BUILD_STATIC_LIBRARY) include $(CLEAR_VARS) LOCAL_CLANG := true -LOCAL_SRC_FILES := main.c +LOCAL_SRC_FILES := main.cpp LOCAL_MODULE := applypatch LOCAL_C_INCLUDES += bootable/recovery LOCAL_STATIC_LIBRARIES += libapplypatch libmtdutils libmincrypt libbz @@ -39,7 +39,7 @@ include $(BUILD_EXECUTABLE) include $(CLEAR_VARS) LOCAL_CLANG := true -LOCAL_SRC_FILES := main.c +LOCAL_SRC_FILES := main.cpp LOCAL_MODULE := applypatch_static LOCAL_FORCE_STATIC_EXECUTABLE := true LOCAL_MODULE_TAGS := eng @@ -52,7 +52,7 @@ include $(BUILD_EXECUTABLE) include $(CLEAR_VARS) LOCAL_CLANG := true -LOCAL_SRC_FILES := imgdiff.c utils.c bsdiff.c +LOCAL_SRC_FILES := imgdiff.cpp utils.cpp bsdiff.cpp LOCAL_MODULE := imgdiff LOCAL_FORCE_STATIC_EXECUTABLE := true LOCAL_C_INCLUDES += external/zlib external/bzip2 diff --git a/applypatch/applypatch.c b/applypatch/applypatch.cpp index 2358d4292..96bd88e88 100644 --- a/applypatch/applypatch.c +++ b/applypatch/applypatch.cpp @@ -15,6 +15,7 @@ */ #include <errno.h> +#include <fcntl.h> #include <libgen.h> #include <stdio.h> #include <stdlib.h> @@ -22,9 +23,7 @@ #include <sys/stat.h> #include <sys/statfs.h> #include <sys/types.h> -#include <fcntl.h> #include <unistd.h> -#include <stdbool.h> #include "mincrypt/sha.h" #include "applypatch.h" @@ -65,7 +64,7 @@ int LoadFileContents(const char* filename, FileContents* file) { } file->size = file->st.st_size; - file->data = malloc(file->size); + file->data = reinterpret_cast<unsigned char*>(malloc(file->size)); FILE* f = fopen(filename, "rb"); if (f == NULL) { @@ -75,10 +74,9 @@ int LoadFileContents(const char* filename, FileContents* file) { return -1; } - ssize_t bytes_read = fread(file->data, 1, file->size, f); - if (bytes_read != file->size) { - printf("short read of \"%s\" (%ld bytes of %ld)\n", - filename, (long)bytes_read, (long)file->size); + size_t bytes_read = fread(file->data, 1, file->size, f); + if (bytes_read != static_cast<size_t>(file->size)) { + printf("short read of \"%s\" (%zu bytes of %zd)\n", filename, bytes_read, file->size); free(file->data); file->data = NULL; return -1; @@ -93,8 +91,8 @@ static size_t* size_array; // comparison function for qsort()ing an int array of indexes into // size_array[]. static int compare_size_indices(const void* a, const void* b) { - int aa = *(int*)a; - int bb = *(int*)b; + const int aa = *reinterpret_cast<const int*>(a); + const int bb = *reinterpret_cast<const int*>(b); if (size_array[aa] < size_array[bb]) { return -1; } else if (size_array[aa] > size_array[bb]) { @@ -132,8 +130,7 @@ static int LoadPartitionContents(const char* filename, FileContents* file) { } else if (strcmp(magic, "EMMC") == 0) { type = EMMC; } else { - printf("LoadPartitionContents called with bad filename (%s)\n", - filename); + printf("LoadPartitionContents called with bad filename (%s)\n", filename); return -1; } const char* partition = strtok(NULL, ":"); @@ -151,9 +148,9 @@ static int LoadPartitionContents(const char* filename, FileContents* file) { } int pairs = (colons-1)/2; // # of (size,sha1) pairs in filename - int* index = malloc(pairs * sizeof(int)); - size_t* size = malloc(pairs * sizeof(size_t)); - char** sha1sum = malloc(pairs * sizeof(char*)); + int* index = reinterpret_cast<int*>(malloc(pairs * sizeof(int))); + size_t* size = reinterpret_cast<size_t*>(malloc(pairs * sizeof(size_t))); + char** sha1sum = reinterpret_cast<char**>(malloc(pairs * sizeof(char*))); for (i = 0; i < pairs; ++i) { const char* size_str = strtok(NULL, ":"); @@ -175,7 +172,7 @@ static int LoadPartitionContents(const char* filename, FileContents* file) { FILE* dev = NULL; switch (type) { - case MTD: + case MTD: { if (!mtd_partitions_scanned) { mtd_scan_partitions(); mtd_partitions_scanned = 1; @@ -195,6 +192,7 @@ static int LoadPartitionContents(const char* filename, FileContents* file) { return -1; } break; + } case EMMC: dev = fopen(partition, "rb"); @@ -210,7 +208,7 @@ static int LoadPartitionContents(const char* filename, FileContents* file) { uint8_t parsed_sha[SHA_DIGEST_SIZE]; // allocate enough memory to hold the largest size. - file->data = malloc(size[index[pairs-1]]); + file->data = reinterpret_cast<unsigned char*>(malloc(size[index[pairs-1]])); char* p = (char*)file->data; file->size = 0; // # bytes read so far @@ -248,8 +246,7 @@ static int LoadPartitionContents(const char* filename, FileContents* file) { const uint8_t* sha_so_far = SHA_final(&temp_ctx); if (ParseSha1(sha1sum[index[i]], parsed_sha) != 0) { - printf("failed to parse sha1 %s in %s\n", - sha1sum[index[i]], filename); + printf("failed to parse sha1 %s in %s\n", sha1sum[index[i]], filename); free(file->data); file->data = NULL; return -1; @@ -280,15 +277,14 @@ static int LoadPartitionContents(const char* filename, FileContents* file) { if (i == pairs) { // Ran off the end of the list of (size,sha1) pairs without // finding a match. - printf("contents of partition \"%s\" didn't match %s\n", - partition, filename); + printf("contents of partition \"%s\" didn't match %s\n", partition, filename); free(file->data); file->data = NULL; return -1; } const uint8_t* sha_final = SHA_final(&sha_ctx); - for (i = 0; i < SHA_DIGEST_SIZE; ++i) { + for (size_t i = 0; i < SHA_DIGEST_SIZE; ++i) { file->sha1[i] = sha_final[i]; } @@ -311,16 +307,14 @@ static int LoadPartitionContents(const char* filename, FileContents* file) { int SaveFileContents(const char* filename, const FileContents* file) { int fd = open(filename, O_WRONLY | O_CREAT | O_TRUNC | O_SYNC, S_IRUSR | S_IWUSR); if (fd < 0) { - printf("failed to open \"%s\" for write: %s\n", - filename, strerror(errno)); + printf("failed to open \"%s\" for write: %s\n", filename, strerror(errno)); return -1; } ssize_t bytes_written = FileSink(file->data, file->size, &fd); if (bytes_written != file->size) { - printf("short write of \"%s\" (%ld bytes of %ld) (%s)\n", - filename, (long)bytes_written, (long)file->size, - strerror(errno)); + printf("short write of \"%s\" (%zd bytes of %zd) (%s)\n", + filename, bytes_written, file->size, strerror(errno)); close(fd); return -1; } @@ -348,8 +342,7 @@ int SaveFileContents(const char* filename, const FileContents* file) { // Write a memory buffer to 'target' partition, a string of the form // "MTD:<partition>[:...]" or "EMMC:<partition_device>:". Return 0 on // success. -int WriteToPartition(unsigned char* data, size_t len, - const char* target) { +int WriteToPartition(unsigned char* data, size_t len, const char* target) { char* copy = strdup(target); const char* magic = strtok(copy, ":"); @@ -370,7 +363,7 @@ int WriteToPartition(unsigned char* data, size_t len, } switch (type) { - case MTD: + case MTD: { if (!mtd_partitions_scanned) { mtd_scan_partitions(); mtd_partitions_scanned = 1; @@ -378,22 +371,19 @@ int WriteToPartition(unsigned char* data, size_t len, const MtdPartition* mtd = mtd_find_partition_by_name(partition); if (mtd == NULL) { - printf("mtd partition \"%s\" not found for writing\n", - partition); + printf("mtd partition \"%s\" not found for writing\n", partition); return -1; } MtdWriteContext* ctx = mtd_write_partition(mtd); if (ctx == NULL) { - printf("failed to init mtd partition \"%s\" for writing\n", - partition); + printf("failed to init mtd partition \"%s\" for writing\n", partition); return -1; } - size_t written = mtd_write_data(ctx, (char*)data, len); + size_t written = mtd_write_data(ctx, reinterpret_cast<char*>(data), len); if (written != len) { - printf("only wrote %zu of %zu bytes to MTD %s\n", - written, len, partition); + printf("only wrote %zu of %zu bytes to MTD %s\n", written, len, partition); mtd_write_close(ctx); return -1; } @@ -409,22 +399,20 @@ int WriteToPartition(unsigned char* data, size_t len, return -1; } break; + } - case EMMC: - { + case EMMC: { size_t start = 0; - int success = 0; + bool success = false; int fd = open(partition, O_RDWR | O_SYNC); if (fd < 0) { printf("failed to open %s: %s\n", partition, strerror(errno)); return -1; } - int attempt; - for (attempt = 0; attempt < 2; ++attempt) { + for (int attempt = 0; attempt < 2; ++attempt) { if (TEMP_FAILURE_RETRY(lseek(fd, start, SEEK_SET)) == -1) { - printf("failed seek on %s: %s\n", - partition, strerror(errno)); + printf("failed seek on %s: %s\n", partition, strerror(errno)); return -1; } while (start < len) { @@ -439,23 +427,20 @@ int WriteToPartition(unsigned char* data, size_t len, start += written; } if (fsync(fd) != 0) { - printf("failed to sync to %s (%s)\n", - partition, strerror(errno)); + printf("failed to sync to %s (%s)\n", partition, strerror(errno)); return -1; } if (close(fd) != 0) { - printf("failed to close %s (%s)\n", - partition, strerror(errno)); + printf("failed to close %s (%s)\n", partition, strerror(errno)); return -1; } fd = open(partition, O_RDONLY); if (fd < 0) { - printf("failed to reopen %s for verify (%s)\n", - partition, strerror(errno)); + printf("failed to reopen %s for verify (%s)\n", partition, strerror(errno)); return -1; } - // drop caches so our subsequent verification read + // Drop caches so our subsequent verification read // won't just be reading the cache. sync(); int dc = open("/proc/sys/vm/drop_caches", O_WRONLY); @@ -475,10 +460,11 @@ int WriteToPartition(unsigned char* data, size_t len, } unsigned char buffer[4096]; start = len; - size_t p; - for (p = 0; p < len; p += sizeof(buffer)) { + for (size_t p = 0; p < len; p += sizeof(buffer)) { size_t to_read = len - p; - if (to_read > sizeof(buffer)) to_read = sizeof(buffer); + if (to_read > sizeof(buffer)) { + to_read = sizeof(buffer); + } size_t so_far = 0; while (so_far < to_read) { @@ -489,14 +475,14 @@ int WriteToPartition(unsigned char* data, size_t len, partition, p, strerror(errno)); return -1; } - if ((size_t)read_count < to_read) { + if (static_cast<size_t>(read_count) < to_read) { printf("short verify read %s at %zu: %zd %zu %s\n", partition, p, read_count, to_read, strerror(errno)); } so_far += read_count; } - if (memcmp(buffer, data+p, to_read)) { + if (memcmp(buffer, data+p, to_read) != 0) { printf("verification failed starting at %zu\n", p); start = p; break; @@ -534,10 +520,9 @@ int WriteToPartition(unsigned char* data, size_t len, // the form "<digest>:<anything>". Return 0 on success, -1 on any // error. int ParseSha1(const char* str, uint8_t* digest) { - int i; const char* ps = str; uint8_t* pd = digest; - for (i = 0; i < SHA_DIGEST_SIZE * 2; ++i, ++ps) { + for (int i = 0; i < SHA_DIGEST_SIZE * 2; ++i, ++ps) { int digit; if (*ps >= '0' && *ps <= '9') { digit = *ps - '0'; @@ -564,9 +549,8 @@ int ParseSha1(const char* str, uint8_t* digest) { // found. int FindMatchingPatch(uint8_t* sha1, char* const * const patch_sha1_str, int num_patches) { - int i; uint8_t patch_sha1[SHA_DIGEST_SIZE]; - for (i = 0; i < num_patches; ++i) { + for (int i = 0; i < num_patches; ++i) { if (ParseSha1(patch_sha1_str[i], patch_sha1) == 0 && memcmp(patch_sha1, sha1, SHA_DIGEST_SIZE) == 0) { return i; @@ -578,8 +562,8 @@ int FindMatchingPatch(uint8_t* sha1, char* const * const patch_sha1_str, // Returns 0 if the contents of the file (argv[2]) or the cached file // match any of the sha1's on the command line (argv[3:]). Returns // nonzero otherwise. -int applypatch_check(const char* filename, - int num_patches, char** const patch_sha1_str) { +int applypatch_check(const char* filename, int num_patches, + char** const patch_sha1_str) { FileContents file; file.data = NULL; @@ -624,13 +608,13 @@ int ShowLicenses() { } ssize_t FileSink(const unsigned char* data, ssize_t len, void* token) { - int fd = *(int *)token; + int fd = *reinterpret_cast<int *>(token); ssize_t done = 0; ssize_t wrote; - while (done < (ssize_t) len) { + while (done < len) { wrote = TEMP_FAILURE_RETRY(write(fd, data+done, len-done)); if (wrote == -1) { - printf("error writing %d bytes: %s\n", (int)(len-done), strerror(errno)); + printf("error writing %zd bytes: %s\n", (len-done), strerror(errno)); return done; } done += wrote; @@ -645,7 +629,7 @@ typedef struct { } MemorySinkInfo; ssize_t MemorySink(const unsigned char* data, ssize_t len, void* token) { - MemorySinkInfo* msi = (MemorySinkInfo*)token; + MemorySinkInfo* msi = reinterpret_cast<MemorySinkInfo*>(token); if (msi->size - msi->pos < len) { return -1; } @@ -675,9 +659,8 @@ int CacheSizeCheck(size_t bytes) { } static void print_short_sha1(const uint8_t sha1[SHA_DIGEST_SIZE]) { - int i; const char* hex = "0123456789abcdef"; - for (i = 0; i < 4; ++i) { + for (size_t i = 0; i < 4; ++i) { putchar(hex[(sha1[i]>>4) & 0xf]); putchar(hex[sha1[i] & 0xf]); } @@ -719,8 +702,7 @@ int applypatch(const char* source_filename, Value* bonus_data) { printf("patch %s: ", source_filename); - if (target_filename[0] == '-' && - target_filename[1] == '\0') { + if (target_filename[0] == '-' && target_filename[1] == '\0') { target_filename = source_filename; } @@ -761,8 +743,7 @@ int applypatch(const char* source_filename, } if (source_file.data != NULL) { - int to_use = FindMatchingPatch(source_file.sha1, - patch_sha1_str, num_patches); + int to_use = FindMatchingPatch(source_file.sha1, patch_sha1_str, num_patches); if (to_use >= 0) { source_patch_value = patch_data[to_use]; } @@ -779,8 +760,7 @@ int applypatch(const char* source_filename, return 1; } - int to_use = FindMatchingPatch(copy_file.sha1, - patch_sha1_str, num_patches); + int to_use = FindMatchingPatch(copy_file.sha1, patch_sha1_str, num_patches); if (to_use >= 0) { copy_patch_value = patch_data[to_use]; } @@ -865,8 +845,8 @@ static int GenerateTarget(FileContents* source_file, (free_space > (256 << 10)) && // 256k (two-block) minimum (free_space > (target_size * 3 / 2)); // 50% margin of error if (!enough_space) { - printf("target %ld bytes; free space %ld bytes; retry %d; enough %d\n", - (long)target_size, (long)free_space, retry, enough_space); + printf("target %zu bytes; free space %zu bytes; retry %d; enough %d\n", + target_size, free_space, retry, enough_space); } } @@ -884,8 +864,7 @@ static int GenerateTarget(FileContents* source_file, // It's impossible to free space on the target filesystem by // deleting the source if the source is a partition. If // we're ever in a state where we need to do this, fail. - printf("not enough free space for target but source " - "is partition\n"); + printf("not enough free space for target but source is partition\n"); return 1; } @@ -902,7 +881,7 @@ static int GenerateTarget(FileContents* source_file, unlink(source_filename); size_t free_space = FreeSpaceForFile(target_fs); - printf("(now %ld bytes free for target) ", (long)free_space); + printf("(now %zu bytes free for target) ", free_space); } } @@ -927,10 +906,9 @@ static int GenerateTarget(FileContents* source_file, if (strncmp(target_filename, "MTD:", 4) == 0 || strncmp(target_filename, "EMMC:", 5) == 0) { // We store the decoded output in memory. - msi.buffer = malloc(target_size); + msi.buffer = reinterpret_cast<unsigned char*>(malloc(target_size)); if (msi.buffer == NULL) { - printf("failed to alloc %ld bytes for output\n", - (long)target_size); + printf("failed to alloc %zu bytes for output\n", target_size); return 1; } msi.pos = 0; @@ -939,12 +917,11 @@ static int GenerateTarget(FileContents* source_file, token = &msi; } else { // We write the decoded output to "<tgt-file>.patch". - outname = (char*)malloc(strlen(target_filename) + 10); + outname = reinterpret_cast<char*>(malloc(strlen(target_filename) + 10)); strcpy(outname, target_filename); strcat(outname, ".patch"); - output = open(outname, O_WRONLY | O_CREAT | O_TRUNC | O_SYNC, - S_IRUSR | S_IWUSR); + output = open(outname, O_WRONLY | O_CREAT | O_TRUNC | O_SYNC, S_IRUSR | S_IWUSR); if (output < 0) { printf("failed to open output file %s: %s\n", outname, strerror(errno)); @@ -1025,23 +1002,23 @@ static int GenerateTarget(FileContents* source_file, printf("chmod of \"%s\" failed: %s\n", outname, strerror(errno)); return 1; } - if (chown(outname, source_to_use->st.st_uid, - source_to_use->st.st_gid) != 0) { + if (chown(outname, source_to_use->st.st_uid, source_to_use->st.st_gid) != 0) { printf("chown of \"%s\" failed: %s\n", outname, strerror(errno)); return 1; } // Finally, rename the .patch file to replace the target file. if (rename(outname, target_filename) != 0) { - printf("rename of .patch to \"%s\" failed: %s\n", - target_filename, strerror(errno)); + printf("rename of .patch to \"%s\" failed: %s\n", target_filename, strerror(errno)); return 1; } } // If this run of applypatch created the copy, and we're here, we // can delete it. - if (made_copy) unlink(CACHE_TEMP_SOURCE); + if (made_copy) { + unlink(CACHE_TEMP_SOURCE); + } // Success! return 0; diff --git a/applypatch/bsdiff.c b/applypatch/bsdiff.cpp index b6d342b7a..55dbe5cf1 100644 --- a/applypatch/bsdiff.c +++ b/applypatch/bsdiff.cpp @@ -156,24 +156,24 @@ static void qsufsort(off_t *I,off_t *V,u_char *old,off_t oldsize) for(i=0;i<oldsize+1;i++) I[V[i]]=i; } -static off_t matchlen(u_char *old,off_t oldsize,u_char *new,off_t newsize) +static off_t matchlen(u_char *olddata,off_t oldsize,u_char *newdata,off_t newsize) { off_t i; for(i=0;(i<oldsize)&&(i<newsize);i++) - if(old[i]!=new[i]) break; + if(olddata[i]!=newdata[i]) break; return i; } static off_t search(off_t *I,u_char *old,off_t oldsize, - u_char *new,off_t newsize,off_t st,off_t en,off_t *pos) + u_char *newdata,off_t newsize,off_t st,off_t en,off_t *pos) { off_t x,y; if(en-st<2) { - x=matchlen(old+I[st],oldsize-I[st],new,newsize); - y=matchlen(old+I[en],oldsize-I[en],new,newsize); + x=matchlen(old+I[st],oldsize-I[st],newdata,newsize); + y=matchlen(old+I[en],oldsize-I[en],newdata,newsize); if(x>y) { *pos=I[st]; @@ -185,10 +185,10 @@ static off_t search(off_t *I,u_char *old,off_t oldsize, }; x=st+(en-st)/2; - if(memcmp(old+I[x],new,MIN(oldsize-I[x],newsize))<0) { - return search(I,old,oldsize,new,newsize,x,en,pos); + if(memcmp(old+I[x],newdata,MIN(oldsize-I[x],newsize))<0) { + return search(I,old,oldsize,newdata,newsize,x,en,pos); } else { - return search(I,old,oldsize,new,newsize,st,x,pos); + return search(I,old,oldsize,newdata,newsize,st,x,pos); }; } @@ -212,8 +212,8 @@ static void offtout(off_t x,u_char *buf) // This is main() from bsdiff.c, with the following changes: // -// - old, oldsize, new, newsize are arguments; we don't load this -// data from files. old and new are owned by the caller; we +// - old, oldsize, newdata, newsize are arguments; we don't load this +// data from files. old and newdata are owned by the caller; we // don't free them at the end. // // - the "I" block of memory is owned by the caller, who passes a @@ -221,7 +221,7 @@ static void offtout(off_t x,u_char *buf) // bsdiff() multiple times with the same 'old' data, we only do // the qsufsort() step the first time. // -int bsdiff(u_char* old, off_t oldsize, off_t** IP, u_char* new, off_t newsize, +int bsdiff(u_char* old, off_t oldsize, off_t** IP, u_char* newdata, off_t newsize, const char* patch_filename) { int fd; @@ -242,15 +242,15 @@ int bsdiff(u_char* old, off_t oldsize, off_t** IP, u_char* new, off_t newsize, if (*IP == NULL) { off_t* V; - *IP = malloc((oldsize+1) * sizeof(off_t)); - V = malloc((oldsize+1) * sizeof(off_t)); + *IP = reinterpret_cast<off_t*>(malloc((oldsize+1) * sizeof(off_t))); + V = reinterpret_cast<off_t*>(malloc((oldsize+1) * sizeof(off_t))); qsufsort(*IP, V, old, oldsize); free(V); } I = *IP; - if(((db=malloc(newsize+1))==NULL) || - ((eb=malloc(newsize+1))==NULL)) err(1,NULL); + if(((db=reinterpret_cast<u_char*>(malloc(newsize+1)))==NULL) || + ((eb=reinterpret_cast<u_char*>(malloc(newsize+1)))==NULL)) err(1,NULL); dblen=0; eblen=0; @@ -284,26 +284,26 @@ int bsdiff(u_char* old, off_t oldsize, off_t** IP, u_char* new, off_t newsize, oldscore=0; for(scsc=scan+=len;scan<newsize;scan++) { - len=search(I,old,oldsize,new+scan,newsize-scan, + len=search(I,old,oldsize,newdata+scan,newsize-scan, 0,oldsize,&pos); for(;scsc<scan+len;scsc++) if((scsc+lastoffset<oldsize) && - (old[scsc+lastoffset] == new[scsc])) + (old[scsc+lastoffset] == newdata[scsc])) oldscore++; if(((len==oldscore) && (len!=0)) || (len>oldscore+8)) break; if((scan+lastoffset<oldsize) && - (old[scan+lastoffset] == new[scan])) + (old[scan+lastoffset] == newdata[scan])) oldscore--; }; if((len!=oldscore) || (scan==newsize)) { s=0;Sf=0;lenf=0; for(i=0;(lastscan+i<scan)&&(lastpos+i<oldsize);) { - if(old[lastpos+i]==new[lastscan+i]) s++; + if(old[lastpos+i]==newdata[lastscan+i]) s++; i++; if(s*2-i>Sf*2-lenf) { Sf=s; lenf=i; }; }; @@ -312,7 +312,7 @@ int bsdiff(u_char* old, off_t oldsize, off_t** IP, u_char* new, off_t newsize, if(scan<newsize) { s=0;Sb=0; for(i=1;(scan>=lastscan+i)&&(pos>=i);i++) { - if(old[pos-i]==new[scan-i]) s++; + if(old[pos-i]==newdata[scan-i]) s++; if(s*2-i>Sb*2-lenb) { Sb=s; lenb=i; }; }; }; @@ -321,9 +321,9 @@ int bsdiff(u_char* old, off_t oldsize, off_t** IP, u_char* new, off_t newsize, overlap=(lastscan+lenf)-(scan-lenb); s=0;Ss=0;lens=0; for(i=0;i<overlap;i++) { - if(new[lastscan+lenf-overlap+i]== + if(newdata[lastscan+lenf-overlap+i]== old[lastpos+lenf-overlap+i]) s++; - if(new[scan-lenb+i]== + if(newdata[scan-lenb+i]== old[pos-lenb+i]) s--; if(s>Ss) { Ss=s; lens=i+1; }; }; @@ -333,9 +333,9 @@ int bsdiff(u_char* old, off_t oldsize, off_t** IP, u_char* new, off_t newsize, }; for(i=0;i<lenf;i++) - db[dblen+i]=new[lastscan+i]-old[lastpos+i]; + db[dblen+i]=newdata[lastscan+i]-old[lastpos+i]; for(i=0;i<(scan-lenb)-(lastscan+lenf);i++) - eb[eblen+i]=new[lastscan+lenf+i]; + eb[eblen+i]=newdata[lastscan+lenf+i]; dblen+=lenf; eblen+=(scan-lenb)-(lastscan+lenf); diff --git a/applypatch/bspatch.c b/applypatch/bspatch.cpp index b57760eda..9d201b477 100644 --- a/applypatch/bspatch.c +++ b/applypatch/bspatch.cpp @@ -182,10 +182,9 @@ int ApplyBSDiffPatchMem(const unsigned char* old_data, ssize_t old_size, printf("failed to bzinit extra stream (%d)\n", bzerr); } - *new_data = malloc(*new_size); + *new_data = reinterpret_cast<unsigned char*>(malloc(*new_size)); if (*new_data == NULL) { - printf("failed to allocate %ld bytes of memory for output file\n", - (long)*new_size); + printf("failed to allocate %zd bytes of memory for output file\n", *new_size); return 1; } diff --git a/applypatch/freecache.c b/applypatch/freecache.cpp index 9827fda06..2eb2f55ef 100644 --- a/applypatch/freecache.c +++ b/applypatch/freecache.cpp @@ -1,3 +1,19 @@ +/* + * Copyright (C) 2010 The Android Open Source Project + * + * 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. + */ + #include <errno.h> #include <libgen.h> #include <stdio.h> @@ -76,7 +92,7 @@ int FindExpendableFiles(char*** names, int* entries) { struct dirent* de; int size = 32; *entries = 0; - *names = malloc(size * sizeof(char*)); + *names = reinterpret_cast<char**>(malloc(size * sizeof(char*))); char path[FILENAME_MAX]; @@ -84,8 +100,7 @@ int FindExpendableFiles(char*** names, int* entries) { // directories. const char* dirs[2] = {"/cache", "/cache/recovery/otatest"}; - unsigned int i; - for (i = 0; i < sizeof(dirs)/sizeof(dirs[0]); ++i) { + for (size_t i = 0; i < sizeof(dirs)/sizeof(dirs[0]); ++i) { d = opendir(dirs[i]); if (d == NULL) { printf("error opening %s: %s\n", dirs[i], strerror(errno)); @@ -107,7 +122,7 @@ int FindExpendableFiles(char*** names, int* entries) { if (stat(path, &st) == 0 && S_ISREG(st.st_mode)) { if (*entries >= size) { size *= 2; - *names = realloc(*names, size * sizeof(char*)); + *names = reinterpret_cast<char**>(realloc(*names, size * sizeof(char*))); } (*names)[(*entries)++] = strdup(path); } @@ -127,8 +142,7 @@ int FindExpendableFiles(char*** names, int* entries) { int MakeFreeSpaceOnCache(size_t bytes_needed) { size_t free_now = FreeSpaceForFile("/cache"); - printf("%ld bytes free on /cache (%ld needed)\n", - (long)free_now, (long)bytes_needed); + printf("%zu bytes free on /cache (%zu needed)\n", free_now, bytes_needed); if (free_now >= bytes_needed) { return 0; @@ -158,7 +172,7 @@ int MakeFreeSpaceOnCache(size_t bytes_needed) { if (names[i]) { unlink(names[i]); free_now = FreeSpaceForFile("/cache"); - printf("deleted %s; now %ld bytes free\n", names[i], (long)free_now); + printf("deleted %s; now %zu bytes free\n", names[i], free_now); free(names[i]); } } diff --git a/applypatch/imgdiff.c b/applypatch/imgdiff.cpp index 3bac8be91..4d83ffb2e 100644 --- a/applypatch/imgdiff.c +++ b/applypatch/imgdiff.cpp @@ -122,6 +122,7 @@ */ #include <errno.h> +#include <inttypes.h> #include <stdio.h> #include <stdlib.h> #include <string.h> @@ -179,7 +180,7 @@ static int fileentry_compare(const void* a, const void* b) { } // from bsdiff.c -int bsdiff(u_char* old, off_t oldsize, off_t** IP, u_char* new, off_t newsize, +int bsdiff(u_char* old, off_t oldsize, off_t** IP, u_char* newdata, off_t newsize, const char* patch_filename); unsigned char* ReadZip(const char* filename, @@ -191,9 +192,10 @@ unsigned char* ReadZip(const char* filename, return NULL; } - unsigned char* img = malloc(st.st_size); + size_t sz = static_cast<size_t>(st.st_size); + unsigned char* img = reinterpret_cast<unsigned char*>(malloc(sz)); FILE* f = fopen(filename, "rb"); - if (fread(img, 1, st.st_size, f) != st.st_size) { + if (fread(img, 1, sz, f) != sz) { printf("failed to read \"%s\" %s\n", filename, strerror(errno)); fclose(f); return NULL; @@ -218,7 +220,8 @@ unsigned char* ReadZip(const char* filename, int cdcount = Read2(img+i+8); int cdoffset = Read4(img+i+16); - ZipFileEntry* temp_entries = malloc(cdcount * sizeof(ZipFileEntry)); + ZipFileEntry* temp_entries = reinterpret_cast<ZipFileEntry*>(malloc( + cdcount * sizeof(ZipFileEntry))); int entrycount = 0; unsigned char* cd = img+cdoffset; @@ -235,7 +238,7 @@ unsigned char* ReadZip(const char* filename, int mlen = Read2(cd+32); // file comment len int hoffset = Read4(cd+42); // local header offset - char* filename = malloc(nlen+1); + char* filename = reinterpret_cast<char*>(malloc(nlen+1)); memcpy(filename, cd+46, nlen); filename[nlen] = '\0'; @@ -284,7 +287,7 @@ unsigned char* ReadZip(const char* filename, #endif *num_chunks = 0; - *chunks = malloc((entrycount*2+2) * sizeof(ImageChunk)); + *chunks = reinterpret_cast<ImageChunk*>(malloc((entrycount*2+2) * sizeof(ImageChunk))); ImageChunk* curr = *chunks; if (include_pseudo_chunk) { @@ -311,7 +314,7 @@ unsigned char* ReadZip(const char* filename, curr->I = NULL; curr->len = temp_entries[nextentry].uncomp_len; - curr->data = malloc(curr->len); + curr->data = reinterpret_cast<unsigned char*>(malloc(curr->len)); z_stream strm; strm.zalloc = Z_NULL; @@ -381,9 +384,10 @@ unsigned char* ReadImage(const char* filename, return NULL; } - unsigned char* img = malloc(st.st_size + 4); + size_t sz = static_cast<size_t>(st.st_size); + unsigned char* img = reinterpret_cast<unsigned char*>(malloc(sz + 4)); FILE* f = fopen(filename, "rb"); - if (fread(img, 1, st.st_size, f) != st.st_size) { + if (fread(img, 1, sz, f) != sz) { printf("failed to read \"%s\" %s\n", filename, strerror(errno)); fclose(f); return NULL; @@ -393,17 +397,17 @@ unsigned char* ReadImage(const char* filename, // append 4 zero bytes to the data so we can always search for the // four-byte string 1f8b0800 starting at any point in the actual // file data, without special-casing the end of the data. - memset(img+st.st_size, 0, 4); + memset(img+sz, 0, 4); size_t pos = 0; *num_chunks = 0; *chunks = NULL; - while (pos < st.st_size) { + while (pos < sz) { unsigned char* p = img+pos; - if (st.st_size - pos >= 4 && + if (sz - pos >= 4 && p[0] == 0x1f && p[1] == 0x8b && p[2] == 0x08 && // deflate compression p[3] == 0x00) { // no header flags @@ -411,7 +415,8 @@ unsigned char* ReadImage(const char* filename, size_t chunk_offset = pos; *num_chunks += 3; - *chunks = realloc(*chunks, *num_chunks * sizeof(ImageChunk)); + *chunks = reinterpret_cast<ImageChunk*>(realloc(*chunks, + *num_chunks * sizeof(ImageChunk))); ImageChunk* curr = *chunks + (*num_chunks-3); // create a normal chunk for the header. @@ -435,7 +440,7 @@ unsigned char* ReadImage(const char* filename, size_t allocated = 32768; curr->len = 0; - curr->data = malloc(allocated); + curr->data = reinterpret_cast<unsigned char*>(malloc(allocated)); curr->start = pos; curr->deflate_data = p; @@ -443,7 +448,7 @@ unsigned char* ReadImage(const char* filename, strm.zalloc = Z_NULL; strm.zfree = Z_NULL; strm.opaque = Z_NULL; - strm.avail_in = st.st_size - pos; + strm.avail_in = sz - pos; strm.next_in = p; // -15 means we are decoding a 'raw' deflate stream; zlib will @@ -465,11 +470,11 @@ unsigned char* ReadImage(const char* filename, curr->len = allocated - strm.avail_out; if (strm.avail_out == 0) { allocated *= 2; - curr->data = realloc(curr->data, allocated); + curr->data = reinterpret_cast<unsigned char*>(realloc(curr->data, allocated)); } } while (ret != Z_STREAM_END); - curr->deflate_len = st.st_size - strm.avail_in - pos; + curr->deflate_len = sz - strm.avail_in - pos; inflateEnd(&strm); pos += curr->deflate_len; p += curr->deflate_len; @@ -493,8 +498,8 @@ unsigned char* ReadImage(const char* filename, // the decompression. size_t footer_size = Read4(p-4); if (footer_size != curr[-2].len) { - printf("Error: footer size %d != decompressed size %d\n", - footer_size, curr[-2].len); + printf("Error: footer size %zu != decompressed size %zu\n", + footer_size, curr[-2].len); free(img); return NULL; } @@ -502,7 +507,7 @@ unsigned char* ReadImage(const char* filename, // Reallocate the list for every chunk; we expect the number of // chunks to be small (5 for typical boot and recovery images). ++*num_chunks; - *chunks = realloc(*chunks, *num_chunks * sizeof(ImageChunk)); + *chunks = reinterpret_cast<ImageChunk*>(realloc(*chunks, *num_chunks * sizeof(ImageChunk))); ImageChunk* curr = *chunks + (*num_chunks-1); curr->start = pos; curr->I = NULL; @@ -512,7 +517,7 @@ unsigned char* ReadImage(const char* filename, curr->type = CHUNK_NORMAL; curr->data = p; - for (curr->len = 0; curr->len < (st.st_size - pos); ++curr->len) { + for (curr->len = 0; curr->len < (sz - pos); ++curr->len) { if (p[curr->len] == 0x1f && p[curr->len+1] == 0x8b && p[curr->len+2] == 0x08 && @@ -587,7 +592,7 @@ int ReconstructDeflateChunk(ImageChunk* chunk) { } size_t p = 0; - unsigned char* out = malloc(BUFFER_SIZE); + unsigned char* out = reinterpret_cast<unsigned char*>(malloc(BUFFER_SIZE)); // We only check two combinations of encoder parameters: level 6 // (the default) and level 9 (the maximum). @@ -638,9 +643,11 @@ unsigned char* MakePatch(ImageChunk* src, ImageChunk* tgt, size_t* size) { return NULL; } - unsigned char* data = malloc(st.st_size); + size_t sz = static_cast<size_t>(st.st_size); + // TODO: Memory leak on error return. + unsigned char* data = reinterpret_cast<unsigned char*>(malloc(sz)); - if (tgt->type == CHUNK_NORMAL && tgt->len <= st.st_size) { + if (tgt->type == CHUNK_NORMAL && tgt->len <= sz) { unlink(ptemp); tgt->type = CHUNK_RAW; @@ -648,14 +655,14 @@ unsigned char* MakePatch(ImageChunk* src, ImageChunk* tgt, size_t* size) { return tgt->data; } - *size = st.st_size; + *size = sz; FILE* f = fopen(ptemp, "rb"); if (f == NULL) { printf("failed to open patch %s: %s\n", ptemp, strerror(errno)); return NULL; } - if (fread(data, 1, st.st_size, f) != st.st_size) { + if (fread(data, 1, sz, f) != sz) { printf("failed to read patch %s: %s\n", ptemp, strerror(errno)); return NULL; } @@ -781,9 +788,8 @@ ImageChunk* FindChunkByName(const char* name, } void DumpChunks(ImageChunk* chunks, int num_chunks) { - int i; - for (i = 0; i < num_chunks; ++i) { - printf("chunk %d: type %d start %d len %d\n", + for (int i = 0; i < num_chunks; ++i) { + printf("chunk %d: type %d start %zu len %zu\n", i, chunks[i].type, chunks[i].start, chunks[i].len); } } @@ -806,7 +812,7 @@ int main(int argc, char** argv) { return 1; } bonus_size = st.st_size; - bonus_data = malloc(bonus_size); + bonus_data = reinterpret_cast<unsigned char*>(malloc(bonus_size)); FILE* f = fopen(argv[2], "rb"); if (f == NULL) { printf("failed to open bonus file %s: %s\n", argv[2], strerror(errno)); @@ -953,8 +959,9 @@ int main(int argc, char** argv) { DumpChunks(src_chunks, num_src_chunks); printf("Construct patches for %d chunks...\n", num_tgt_chunks); - unsigned char** patch_data = malloc(num_tgt_chunks * sizeof(unsigned char*)); - size_t* patch_size = malloc(num_tgt_chunks * sizeof(size_t)); + unsigned char** patch_data = reinterpret_cast<unsigned char**>(malloc( + num_tgt_chunks * sizeof(unsigned char*))); + size_t* patch_size = reinterpret_cast<size_t*>(malloc(num_tgt_chunks * sizeof(size_t))); for (i = 0; i < num_tgt_chunks; ++i) { if (zip_mode) { ImageChunk* src; @@ -967,15 +974,16 @@ int main(int argc, char** argv) { } } else { if (i == 1 && bonus_data) { - printf(" using %d bytes of bonus data for chunk %d\n", bonus_size, i); - src_chunks[i].data = realloc(src_chunks[i].data, src_chunks[i].len + bonus_size); + printf(" using %zu bytes of bonus data for chunk %d\n", bonus_size, i); + src_chunks[i].data = reinterpret_cast<unsigned char*>(realloc(src_chunks[i].data, + src_chunks[i].len + bonus_size)); memcpy(src_chunks[i].data+src_chunks[i].len, bonus_data, bonus_size); src_chunks[i].len += bonus_size; } patch_data[i] = MakePatch(src_chunks+i, tgt_chunks+i, patch_size+i); } - printf("patch %3d is %d bytes (of %d)\n", + printf("patch %3d is %zu bytes (of %zu)\n", i, patch_size[i], tgt_chunks[i].source_len); } @@ -1012,7 +1020,7 @@ int main(int argc, char** argv) { switch (tgt_chunks[i].type) { case CHUNK_NORMAL: - printf("chunk %3d: normal (%10d, %10d) %10d\n", i, + printf("chunk %3d: normal (%10zu, %10zu) %10zu\n", i, tgt_chunks[i].start, tgt_chunks[i].len, patch_size[i]); Write8(tgt_chunks[i].source_start, f); Write8(tgt_chunks[i].source_len, f); @@ -1021,7 +1029,7 @@ int main(int argc, char** argv) { break; case CHUNK_DEFLATE: - printf("chunk %3d: deflate (%10d, %10d) %10d %s\n", i, + printf("chunk %3d: deflate (%10zu, %10zu) %10zu %s\n", i, tgt_chunks[i].start, tgt_chunks[i].deflate_len, patch_size[i], tgt_chunks[i].filename); Write8(tgt_chunks[i].source_start, f); @@ -1038,7 +1046,7 @@ int main(int argc, char** argv) { break; case CHUNK_RAW: - printf("chunk %3d: raw (%10d, %10d)\n", i, + printf("chunk %3d: raw (%10zu, %10zu)\n", i, tgt_chunks[i].start, tgt_chunks[i].len); Write4(patch_size[i], f); fwrite(patch_data[i], 1, patch_size[i], f); diff --git a/applypatch/imgpatch.c b/applypatch/imgpatch.cpp index 09b0a7397..26888f8ee 100644 --- a/applypatch/imgpatch.c +++ b/applypatch/imgpatch.cpp @@ -132,7 +132,7 @@ int ApplyImagePatch(const unsigned char* old_data, ssize_t old_size __unused, // must be appended from the bonus_data value. size_t bonus_size = (i == 1 && bonus_data != NULL) ? bonus_data->size : 0; - unsigned char* expanded_source = malloc(expanded_len); + unsigned char* expanded_source = reinterpret_cast<unsigned char*>(malloc(expanded_len)); if (expanded_source == NULL) { printf("failed to allocate %zu bytes for expanded_source\n", expanded_len); @@ -196,7 +196,7 @@ int ApplyImagePatch(const unsigned char* old_data, ssize_t old_size __unused, // ... unless the buffer is too small, in which case we'll // allocate a fresh one. free(temp_data); - temp_data = malloc(32768); + temp_data = reinterpret_cast<unsigned char*>(malloc(32768)); temp_size = 32768; } diff --git a/applypatch/main.c b/applypatch/main.cpp index 8e9fe80ef..63ff5c2c0 100644 --- a/applypatch/main.c +++ b/applypatch/main.cpp @@ -23,14 +23,14 @@ #include "edify/expr.h" #include "mincrypt/sha.h" -int CheckMode(int argc, char** argv) { +static int CheckMode(int argc, char** argv) { if (argc < 3) { return 2; } return applypatch_check(argv[2], argc-3, argv+3); } -int SpaceMode(int argc, char** argv) { +static int SpaceMode(int argc, char** argv) { if (argc != 3) { return 2; } @@ -45,19 +45,18 @@ int SpaceMode(int argc, char** argv) { // Parse arguments (which should be of the form "<sha1>" or // "<sha1>:<filename>" into the new parallel arrays *sha1s and -// *patches (loading file contents into the patches). Returns 0 on +// *patches (loading file contents into the patches). Returns true on // success. -static int ParsePatchArgs(int argc, char** argv, +static bool ParsePatchArgs(int argc, char** argv, char*** sha1s, Value*** patches, int* num_patches) { *num_patches = argc; - *sha1s = malloc(*num_patches * sizeof(char*)); - *patches = malloc(*num_patches * sizeof(Value*)); + *sha1s = reinterpret_cast<char**>(malloc(*num_patches * sizeof(char*))); + *patches = reinterpret_cast<Value**>(malloc(*num_patches * sizeof(Value*))); memset(*patches, 0, *num_patches * sizeof(Value*)); uint8_t digest[SHA_DIGEST_SIZE]; - int i; - for (i = 0; i < *num_patches; ++i) { + for (int i = 0; i < *num_patches; ++i) { char* colon = strchr(argv[i], ':'); if (colon != NULL) { *colon = '\0'; @@ -66,7 +65,7 @@ static int ParsePatchArgs(int argc, char** argv, if (ParseSha1(argv[i], digest) != 0) { printf("failed to parse sha1 \"%s\"\n", argv[i]); - return -1; + return false; } (*sha1s)[i] = argv[i]; @@ -77,17 +76,17 @@ static int ParsePatchArgs(int argc, char** argv, if (LoadFileContents(colon, &fc) != 0) { goto abort; } - (*patches)[i] = malloc(sizeof(Value)); + (*patches)[i] = reinterpret_cast<Value*>(malloc(sizeof(Value))); (*patches)[i]->type = VAL_BLOB; (*patches)[i]->size = fc.size; - (*patches)[i]->data = (char*)fc.data; + (*patches)[i]->data = reinterpret_cast<char*>(fc.data); } } - return 0; + return true; abort: - for (i = 0; i < *num_patches; ++i) { + for (int i = 0; i < *num_patches; ++i) { Value* p = (*patches)[i]; if (p != NULL) { free(p->data); @@ -96,7 +95,7 @@ static int ParsePatchArgs(int argc, char** argv, } free(*sha1s); free(*patches); - return -1; + return false; } int PatchMode(int argc, char** argv) { @@ -107,7 +106,7 @@ int PatchMode(int argc, char** argv) { printf("failed to load bonus file %s\n", argv[2]); return 1; } - bonus = malloc(sizeof(Value)); + bonus = reinterpret_cast<Value*>(malloc(sizeof(Value))); bonus->type = VAL_BLOB; bonus->size = fc.size; bonus->data = (char*)fc.data; @@ -129,7 +128,7 @@ int PatchMode(int argc, char** argv) { char** sha1s; Value** patches; int num_patches; - if (ParsePatchArgs(argc-5, argv+5, &sha1s, &patches, &num_patches) != 0) { + if (!ParsePatchArgs(argc-5, argv+5, &sha1s, &patches, &num_patches)) { printf("failed to parse patch args\n"); return 1; } diff --git a/applypatch/utils.c b/applypatch/utils.cpp index 41ff676dc..4a80be75f 100644 --- a/applypatch/utils.c +++ b/applypatch/utils.cpp @@ -39,13 +39,13 @@ void Write8(long long value, FILE* f) { } int Read2(void* pv) { - unsigned char* p = pv; + unsigned char* p = reinterpret_cast<unsigned char*>(pv); return (int)(((unsigned int)p[1] << 8) | (unsigned int)p[0]); } int Read4(void* pv) { - unsigned char* p = pv; + unsigned char* p = reinterpret_cast<unsigned char*>(pv); return (int)(((unsigned int)p[3] << 24) | ((unsigned int)p[2] << 16) | ((unsigned int)p[1] << 8) | @@ -53,7 +53,7 @@ int Read4(void* pv) { } long long Read8(void* pv) { - unsigned char* p = pv; + unsigned char* p = reinterpret_cast<unsigned char*>(pv); return (long long)(((unsigned long long)p[7] << 56) | ((unsigned long long)p[6] << 48) | ((unsigned long long)p[5] << 40) | diff --git a/minzip/Hash.h b/minzip/Hash.h index 8194537f3..e83eac414 100644 --- a/minzip/Hash.h +++ b/minzip/Hash.h @@ -15,6 +15,10 @@ #include <stdbool.h> #include <assert.h> +#ifdef __cplusplus +extern "C" { +#endif + /* compute the hash of an item with a specific type */ typedef unsigned int (*HashCompute)(const void* item); @@ -183,4 +187,8 @@ typedef unsigned int (*HashCalcFunc)(const void* item); void mzHashTableProbeCount(HashTable* pHashTable, HashCalcFunc calcFunc, HashCompareFunc cmpFunc); +#ifdef __cplusplus +} +#endif + #endif /*_MINZIP_HASH*/ @@ -30,10 +30,8 @@ #include "roots.h" #include "common.h" #include "make_ext4fs.h" -extern "C" { #include "wipe.h" #include "cryptfs.h" -} static struct fstab *fstab = NULL; diff --git a/updater/Android.mk b/updater/Android.mk index a0ea06fa5..0d4179b23 100644 --- a/updater/Android.mk +++ b/updater/Android.mk @@ -1,11 +1,23 @@ # Copyright 2009 The Android Open Source Project +# +# 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. LOCAL_PATH := $(call my-dir) updater_src_files := \ - install.c \ - blockimg.c \ - updater.c + install.cpp \ + blockimg.cpp \ + updater.cpp # # Build a statically-linked binary to include in OTA packages diff --git a/updater/blockimg.c b/updater/blockimg.cpp index e0be03917..310bbf94c 100644 --- a/updater/blockimg.c +++ b/updater/blockimg.cpp @@ -20,6 +20,7 @@ #include <fcntl.h> #include <inttypes.h> #include <libgen.h> +#include <linux/fs.h> #include <pthread.h> #include <stdarg.h> #include <stdio.h> @@ -45,10 +46,6 @@ // erase to mean fill the region with zeroes. #define DEBUG_ERASE 0 -#ifndef BLKDISCARD -#define BLKDISCARD _IO(0x12,119) -#endif - #define STASH_DIRECTORY_BASE "/cache/recovery" #define STASH_DIRECTORY_MODE 0700 #define STASH_FILE_MODE 0600 @@ -67,7 +64,7 @@ typedef struct { static RangeSet* parse_range(char* text) { char* save; char* token; - int i, num; + int num; long int val; RangeSet* out = NULL; size_t bufsize; @@ -93,7 +90,7 @@ static RangeSet* parse_range(char* text) { num = (int) val; bufsize = sizeof(RangeSet) + num * sizeof(int); - out = malloc(bufsize); + out = reinterpret_cast<RangeSet*>(malloc(bufsize)); if (!out) { fprintf(stderr, "failed to allocate range of %zu bytes\n", bufsize); @@ -103,7 +100,7 @@ static RangeSet* parse_range(char* text) { out->count = num / 2; out->size = 0; - for (i = 0; i < num; ++i) { + for (int i = 0; i < num; ++i) { token = strtok_r(NULL, ",", &save); if (!token) { @@ -478,7 +475,7 @@ static char* GetStashFileName(const char* base, const char* id, const char* post } len = strlen(STASH_DIRECTORY_BASE) + 1 + strlen(base) + 1 + strlen(id) + strlen(postfix) + 1; - fn = malloc(len); + fn = reinterpret_cast<char*>(malloc(len)); if (fn == NULL) { fprintf(stderr, "failed to malloc %d bytes for fn\n", len); @@ -529,7 +526,7 @@ static void EnumerateStash(const char* dirname, StashCallback callback, void* da } len = strlen(dirname) + 1 + strlen(item->d_name) + 1; - fn = malloc(len); + fn = reinterpret_cast<char*>(malloc(len)); if (fn == NULL) { fprintf(stderr, "failed to malloc %d bytes for fn\n", len); @@ -649,7 +646,8 @@ static int LoadStash(const char* base, const char* id, int verify, int* blocks, fprintf(stderr, " loading %s\n", fn); if ((st.st_size % BLOCKSIZE) != 0) { - fprintf(stderr, "%s size %zd not multiple of block size %d", fn, st.st_size, BLOCKSIZE); + fprintf(stderr, "%s size %" PRId64 " not multiple of block size %d", + fn, static_cast<int64_t>(st.st_size), BLOCKSIZE); goto lsout; } @@ -876,7 +874,6 @@ csout: static int SaveStash(const char* base, char** wordsave, uint8_t** buffer, size_t* buffer_alloc, int fd, int usehash, int* isunresumable) { char *id = NULL; - int res = -1; int blocks = 0; if (!wordsave || !buffer || !buffer_alloc || !isunresumable) { @@ -972,7 +969,6 @@ static int LoadSrcTgtVersion2(char** wordsave, RangeSet** tgt, int* src_blocks, char* word; char* colonsave; char* colon; - int id; int res; RangeSet* locs; size_t stashalloc = 0; @@ -1088,7 +1084,6 @@ static int LoadSrcTgtVersion3(CommandParameters* params, RangeSet** tgt, int* sr char* srchash = NULL; char* tgthash = NULL; int stash_exists = 0; - int overlap_blocks = 0; int rc = -1; uint8_t* tgtbuffer = NULL; @@ -1511,7 +1506,7 @@ static int PerformCommandErase(CommandParameters* params) { range = strtok_r(NULL, " ", ¶ms->cpos); if (range == NULL) { - fprintf(stderr, "missing target blocks for zero\n"); + fprintf(stderr, "missing target blocks for erase\n"); goto pceout; } @@ -1686,7 +1681,7 @@ static Value* PerformBlockImageUpdate(const char* name, State* state, int argc, // The data in transfer_list_value is not necessarily null-terminated, so we need // to copy it to a new buffer and add the null that strtok_r will need. - transfer_list = malloc(transfer_list_value->size + 1); + transfer_list = reinterpret_cast<char*>(malloc(transfer_list_value->size + 1)); if (transfer_list == NULL) { fprintf(stderr, "failed to allocate %zd bytes for transfer list\n", @@ -1964,13 +1959,15 @@ Value* RangeSha1Fn(const char* name, State* state, int argc, Expr* argv[]) { goto done; } - int fd = open(blockdev_filename->data, O_RDWR); + int fd; + fd = open(blockdev_filename->data, O_RDWR); if (fd < 0) { ErrorAbort(state, "open \"%s\" failed: %s", blockdev_filename->data, strerror(errno)); goto done; } - RangeSet* rs = parse_range(ranges->data); + RangeSet* rs; + rs = parse_range(ranges->data); uint8_t buffer[BLOCKSIZE]; SHA_CTX ctx; diff --git a/updater/install.c b/updater/install.cpp index 01a5dd24b..a2bc4029f 100644 --- a/updater/install.c +++ b/updater/install.cpp @@ -75,9 +75,9 @@ void uiPrintf(State* state, const char* format, ...) { // Take a sha-1 digest and return it as a newly-allocated hex string. char* PrintSha1(const uint8_t* digest) { - char* buffer = malloc(SHA_DIGEST_SIZE*2 + 1); - int i; + char* buffer = reinterpret_cast<char*>(malloc(SHA_DIGEST_SIZE*2 + 1)); const char* alphabet = "0123456789abcdef"; + size_t i; for (i = 0; i < SHA_DIGEST_SIZE; ++i) { buffer[i*2] = alphabet[(digest[i] >> 4) & 0xf]; buffer[i*2+1] = alphabet[digest[i] & 0xf]; @@ -133,18 +133,20 @@ Value* MountFn(const char* name, State* state, int argc, Expr* argv[]) { goto done; } - char *secontext = NULL; + { + char *secontext = NULL; - if (sehandle) { - selabel_lookup(sehandle, &secontext, mount_point, 0755); - setfscreatecon(secontext); - } + if (sehandle) { + selabel_lookup(sehandle, &secontext, mount_point, 0755); + setfscreatecon(secontext); + } - mkdir(mount_point, 0755); + mkdir(mount_point, 0755); - if (secontext) { - freecon(secontext); - setfscreatecon(NULL); + if (secontext) { + freecon(secontext); + setfscreatecon(NULL); + } } if (strcmp(partition_type, "MTD") == 0) { @@ -202,11 +204,13 @@ Value* IsMountedFn(const char* name, State* state, int argc, Expr* argv[]) { } scan_mounted_volumes(); - const MountedVolume* vol = find_mounted_volume_by_mount_point(mount_point); - if (vol == NULL) { - result = strdup(""); - } else { - result = mount_point; + { + const MountedVolume* vol = find_mounted_volume_by_mount_point(mount_point); + if (vol == NULL) { + result = strdup(""); + } else { + result = mount_point; + } } done: @@ -230,17 +234,19 @@ Value* UnmountFn(const char* name, State* state, int argc, Expr* argv[]) { } scan_mounted_volumes(); - const MountedVolume* vol = find_mounted_volume_by_mount_point(mount_point); - if (vol == NULL) { - uiPrintf(state, "unmount of %s failed; no such volume\n", mount_point); - result = strdup(""); - } else { - int ret = unmount_mounted_volume(vol); - if (ret != 0) { - uiPrintf(state, "unmount of %s failed (%d): %s\n", - mount_point, ret, strerror(errno)); + { + const MountedVolume* vol = find_mounted_volume_by_mount_point(mount_point); + if (vol == NULL) { + uiPrintf(state, "unmount of %s failed; no such volume\n", mount_point); + result = strdup(""); + } else { + int ret = unmount_mounted_volume(vol); + if (ret != 0) { + uiPrintf(state, "unmount of %s failed (%d): %s\n", + mount_point, ret, strerror(errno)); + } + result = mount_point; } - result = mount_point; } done: @@ -413,9 +419,8 @@ done: } Value* DeleteFn(const char* name, State* state, int argc, Expr* argv[]) { - char** paths = malloc(argc * sizeof(char*)); - int i; - for (i = 0; i < argc; ++i) { + char** paths = reinterpret_cast<char**>(malloc(argc * sizeof(char*))); + for (int i = 0; i < argc; ++i) { paths[i] = Evaluate(state, argv[i]); if (paths[i] == NULL) { int j; @@ -430,7 +435,7 @@ Value* DeleteFn(const char* name, State* state, int argc, Expr* argv[]) { bool recursive = (strcmp(name, "delete_recursive") == 0); int success = 0; - for (i = 0; i < argc; ++i) { + for (int i = 0; i < argc; ++i) { if ((recursive ? dirUnlinkHierarchy(paths[i]) : unlink(paths[i])) == 0) ++success; free(paths[i]); @@ -517,8 +522,6 @@ Value* PackageExtractFileFn(const char* name, State* state, } bool success = false; - UpdaterInfo* ui = (UpdaterInfo*)(state->cookie); - if (argc == 2) { // The two-argument version extracts to a file. @@ -534,14 +537,16 @@ Value* PackageExtractFileFn(const char* name, State* state, goto done2; } - FILE* f = fopen(dest_path, "wb"); - if (f == NULL) { - printf("%s: can't open %s for write: %s\n", - name, dest_path, strerror(errno)); - goto done2; + { + FILE* f = fopen(dest_path, "wb"); + if (f == NULL) { + printf("%s: can't open %s for write: %s\n", + name, dest_path, strerror(errno)); + goto done2; + } + success = mzExtractZipEntryToFile(za, entry, fileno(f)); + fclose(f); } - success = mzExtractZipEntryToFile(za, entry, fileno(f)); - fclose(f); done2: free(zip_path); @@ -552,7 +557,7 @@ Value* PackageExtractFileFn(const char* name, State* state, // as the result. char* zip_path; - Value* v = malloc(sizeof(Value)); + Value* v = reinterpret_cast<Value*>(malloc(sizeof(Value))); v->type = VAL_BLOB; v->size = -1; v->data = NULL; @@ -567,7 +572,7 @@ Value* PackageExtractFileFn(const char* name, State* state, } v->size = mzGetZipEntryUncompLen(entry); - v->data = malloc(v->size); + v->data = reinterpret_cast<char*>(malloc(v->size)); if (v->data == NULL) { printf("%s: failed to allocate %ld bytes for %s\n", name, (long)v->size, zip_path); @@ -866,17 +871,14 @@ static int do_SetMetadataRecursive(const char* filename, const struct stat *stat } static Value* SetMetadataFn(const char* name, State* state, int argc, Expr* argv[]) { - int i; int bad = 0; - static int nwarnings = 0; struct stat sb; Value* result = NULL; bool recursive = (strcmp(name, "set_metadata_recursive") == 0); if ((argc % 2) != 1) { - return ErrorAbort(state, "%s() expects an odd number of arguments, got %d", - name, argc); + return ErrorAbort(state, "%s() expects an odd number of arguments, got %d", name, argc); } char** args = ReadVarArgs(state, argc, argv); @@ -887,20 +889,22 @@ static Value* SetMetadataFn(const char* name, State* state, int argc, Expr* argv goto done; } - struct perm_parsed_args parsed = ParsePermArgs(state, argc, args); + { + struct perm_parsed_args parsed = ParsePermArgs(state, argc, args); - if (recursive) { - recursive_parsed_args = parsed; - recursive_state = state; - bad += nftw(args[0], do_SetMetadataRecursive, 30, FTW_CHDIR | FTW_DEPTH | FTW_PHYS); - memset(&recursive_parsed_args, 0, sizeof(recursive_parsed_args)); - recursive_state = NULL; - } else { - bad += ApplyParsedPerms(state, args[0], &sb, parsed); + if (recursive) { + recursive_parsed_args = parsed; + recursive_state = state; + bad += nftw(args[0], do_SetMetadataRecursive, 30, FTW_CHDIR | FTW_DEPTH | FTW_PHYS); + memset(&recursive_parsed_args, 0, sizeof(recursive_parsed_args)); + recursive_state = NULL; + } else { + bad += ApplyParsedPerms(state, args[0], &sb, parsed); + } } done: - for (i = 0; i < argc; ++i) { + for (int i = 0; i < argc; ++i) { free(args[i]); } free(args); @@ -920,8 +924,7 @@ Value* GetPropFn(const char* name, State* state, int argc, Expr* argv[]) { if (argc != 1) { return ErrorAbort(state, "%s() expects 1 arg, got %d", name, argc); } - char* key; - key = Evaluate(state, argv[0]); + char* key = Evaluate(state, argv[0]); if (key == NULL) return NULL; char value[PROPERTY_VALUE_MAX]; @@ -948,29 +951,27 @@ Value* FileGetPropFn(const char* name, State* state, int argc, Expr* argv[]) { struct stat st; if (stat(filename, &st) < 0) { - ErrorAbort(state, "%s: failed to stat \"%s\": %s", - name, filename, strerror(errno)); + ErrorAbort(state, "%s: failed to stat \"%s\": %s", name, filename, strerror(errno)); goto done; } #define MAX_FILE_GETPROP_SIZE 65536 if (st.st_size > MAX_FILE_GETPROP_SIZE) { - ErrorAbort(state, "%s too large for %s (max %d)", - filename, name, MAX_FILE_GETPROP_SIZE); + ErrorAbort(state, "%s too large for %s (max %d)", filename, name, MAX_FILE_GETPROP_SIZE); goto done; } - buffer = malloc(st.st_size+1); + buffer = reinterpret_cast<char*>(malloc(st.st_size+1)); if (buffer == NULL) { ErrorAbort(state, "%s: failed to alloc %lld bytes", name, (long long)st.st_size+1); goto done; } - FILE* f = fopen(filename, "rb"); + FILE* f; + f = fopen(filename, "rb"); if (f == NULL) { - ErrorAbort(state, "%s: failed to open %s: %s", - name, filename, strerror(errno)); + ErrorAbort(state, "%s: failed to open %s: %s", name, filename, strerror(errno)); goto done; } @@ -984,7 +985,8 @@ Value* FileGetPropFn(const char* name, State* state, int argc, Expr* argv[]) { fclose(f); - char* line = strtok(buffer, "\n"); + char* line; + line = strtok(buffer, "\n"); do { // skip whitespace at start of line while (*line && isspace(*line)) ++line; @@ -1028,15 +1030,6 @@ Value* FileGetPropFn(const char* name, State* state, int argc, Expr* argv[]) { return StringValue(result); } - -static bool write_raw_image_cb(const unsigned char* data, - int data_len, void* ctx) { - int r = mtd_write_data((MtdWriteContext*)ctx, (const char *)data, data_len); - if (r == data_len) return true; - printf("%s\n", strerror(errno)); - return false; -} - // write_raw_image(filename_or_blob, partition) Value* WriteRawImageFn(const char* name, State* state, int argc, Expr* argv[]) { char* result = NULL; @@ -1063,14 +1056,16 @@ Value* WriteRawImageFn(const char* name, State* state, int argc, Expr* argv[]) { } mtd_scan_partitions(); - const MtdPartition* mtd = mtd_find_partition_by_name(partition); + const MtdPartition* mtd; + mtd = mtd_find_partition_by_name(partition); if (mtd == NULL) { printf("%s: no mtd partition named \"%s\"\n", name, partition); result = strdup(""); goto done; } - MtdWriteContext* ctx = mtd_write_partition(mtd); + MtdWriteContext* ctx; + ctx = mtd_write_partition(mtd); if (ctx == NULL) { printf("%s: can't write mtd partition \"%s\"\n", name, partition); @@ -1085,14 +1080,13 @@ Value* WriteRawImageFn(const char* name, State* state, int argc, Expr* argv[]) { char* filename = contents->data; FILE* f = fopen(filename, "rb"); if (f == NULL) { - printf("%s: can't open %s: %s\n", - name, filename, strerror(errno)); + printf("%s: can't open %s: %s\n", name, filename, strerror(errno)); result = strdup(""); goto done; } success = true; - char* buffer = malloc(BUFSIZ); + char* buffer = reinterpret_cast<char*>(malloc(BUFSIZ)); int read; while (success && (read = fread(buffer, 1, BUFSIZ, f)) > 0) { int wrote = mtd_write_data(ctx, buffer, read); @@ -1139,8 +1133,7 @@ Value* ApplyPatchSpaceFn(const char* name, State* state, char* endptr; size_t bytes = strtol(bytes_str, &endptr, 10); if (bytes == 0 && endptr == bytes_str) { - ErrorAbort(state, "%s(): can't parse \"%s\" as byte count\n\n", - name, bytes_str); + ErrorAbort(state, "%s(): can't parse \"%s\" as byte count\n\n", name, bytes_str); free(bytes_str); return NULL; } @@ -1200,7 +1193,7 @@ Value* ApplyPatchFn(const char* name, State* state, int argc, Expr* argv[]) { return NULL; } - char** patch_sha_str = malloc(patchcount * sizeof(char*)); + char** patch_sha_str = reinterpret_cast<char**>(malloc(patchcount * sizeof(char*))); for (i = 0; i < patchcount; ++i) { patch_sha_str[i] = patches[i*2]->data; patches[i*2]->data = NULL; @@ -1259,7 +1252,7 @@ Value* UIPrintFn(const char* name, State* state, int argc, Expr* argv[]) { for (i = 0; i < argc; ++i) { size += strlen(args[i]); } - char* buffer = malloc(size+1); + char* buffer = reinterpret_cast<char*>(malloc(size+1)); size = 0; for (i = 0; i < argc; ++i) { strcpy(buffer+size, args[i]); @@ -1289,7 +1282,7 @@ Value* RunProgramFn(const char* name, State* state, int argc, Expr* argv[]) { return NULL; } - char** args2 = malloc(sizeof(char*) * (argc+1)); + char** args2 = reinterpret_cast<char**>(malloc(sizeof(char*) * (argc+1))); memcpy(args2, args, sizeof(char*) * argc); args2[argc] = NULL; @@ -1356,7 +1349,7 @@ Value* Sha1CheckFn(const char* name, State* state, int argc, Expr* argv[]) { } int i; - uint8_t* arg_digest = malloc(SHA_DIGEST_SIZE); + uint8_t* arg_digest = reinterpret_cast<uint8_t*>(malloc(SHA_DIGEST_SIZE)); for (i = 1; i < argc; ++i) { if (args[i]->type != VAL_STRING) { printf("%s(): arg %d is not a string; skipping", @@ -1392,7 +1385,7 @@ Value* ReadFileFn(const char* name, State* state, int argc, Expr* argv[]) { char* filename; if (ReadArgs(state, argv, 1, &filename) < 0) return NULL; - Value* v = malloc(sizeof(Value)); + Value* v = reinterpret_cast<Value*>(malloc(sizeof(Value))); v->type = VAL_BLOB; FileContents fc; @@ -1550,15 +1543,14 @@ Value* Tune2FsFn(const char* name, State* state, int argc, Expr* argv[]) { return ErrorAbort(state, "%s() could not read args", name); } - int i; - char** args2 = malloc(sizeof(char*) * (argc+1)); + char** args2 = reinterpret_cast<char**>(malloc(sizeof(char*) * (argc+1))); // Tune2fs expects the program name as its args[0] args2[0] = strdup(name); - for (i = 0; i < argc; ++i) { + for (int i = 0; i < argc; ++i) { args2[i + 1] = args[i]; } int result = tune2fs_main(argc + 1, args2); - for (i = 0; i < argc; ++i) { + for (int i = 0; i < argc; ++i) { free(args[i]); } free(args); diff --git a/updater/updater.c b/updater/updater.cpp index 661f69587..0f22e6d04 100644 --- a/updater/updater.c +++ b/updater/updater.cpp @@ -89,7 +89,7 @@ int main(int argc, char** argv) { return 4; } - char* script = malloc(script_entry->uncompLen+1); + char* script = reinterpret_cast<char*>(malloc(script_entry->uncompLen+1)); if (!mzReadZipEntry(&za, script_entry, script, script_entry->uncompLen)) { printf("failed to read script from package\n"); return 5; |