diff --git a/CMakeLists.txt b/CMakeLists.txt index e43b6f85..7f8bddb9 100644 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -325,7 +325,6 @@ set(LOVR_SRC src/api/api.c src/api/l_lovr.c src/lib/map/map.c - src/lib/sds/sds.c ) if (LOVR_BUILD_SHARED) diff --git a/src/api/api.c b/src/api/api.c index 0f1c4709..569e4254 100644 --- a/src/api/api.c +++ b/src/api/api.c @@ -2,7 +2,6 @@ #include "util.h" #include "core/ref.h" #include "core/platform.h" -#include "lib/sds/sds.h" #include #include #include @@ -197,27 +196,22 @@ int luax_getstack(lua_State *L) { // A version of print that uses lovrLog, for platforms that need it (Android) int luax_print(lua_State* L) { - sds str = sdsempty(); - int n = lua_gettop(L); /* number of arguments */ - int i; - + luaL_Buffer buffer; + int n = lua_gettop(L); lua_getglobal(L, "tostring"); - for (i=1; i<=n; i++) { - const char *s; - lua_pushvalue(L, -1); /* function to be called */ - lua_pushvalue(L, i); /* value to print */ + luaL_buffinit(L, &buffer); + for (int i = 1; i <= n; i++) { + lua_pushvalue(L, -1); + lua_pushvalue(L, i); lua_call(L, 1, 1); - s = lua_tostring(L, -1); /* get result */ - if (s == NULL) - return luaL_error(L, LUA_QL("tostring") " must return a string to " - LUA_QL("print")); - if (i>1) str = sdscat(str, "\t"); - str = sdscat(str, s); - lua_pop(L, 1); /* pop result */ + lovrAssert(lua_type(L, -1) == LUA_TSTRING, LUA_QL("tostring") " must return a string to " LUA_QL("print")); + luaL_addvalue(&buffer); + if (i > 1) { + luaL_addchar(&buffer, '\t'); + } } - lovrLog("%s", str); - - sdsfree(str); + luaL_pushresult(&buffer); + lovrLog("%s", lua_tostring(L, -1)); return 0; } diff --git a/src/api/l_filesystem.c b/src/api/l_filesystem.c index fde20f90..d1ca2ba1 100644 --- a/src/api/l_filesystem.c +++ b/src/api/l_filesystem.c @@ -85,6 +85,19 @@ static int l_lovrFilesystemGetAppdataDirectory(lua_State* L) { return 1; } + +static int l_lovrFilesystemGetApplicationId(lua_State *L) { + char buffer[LOVR_PATH_MAX]; + + if (lovrFilesystemGetApplicationId(buffer, sizeof(buffer))) { + lua_pushstring(L, buffer); + } else { + lua_pushnil(L); + } + + return 1; +} + static int l_lovrFilesystemGetDirectoryItems(lua_State* L) { const char* path = luaL_checkstring(L, 1); lua_newtable(L); @@ -279,21 +292,11 @@ static int l_lovrFilesystemWrite(lua_State* L) { return 1; } -static int l_lovrFilesystemGetApplicationId(lua_State *L) { - sds applicationId = lovrPlatformGetApplicationId(); - if (applicationId) { - lua_pushstring(L, applicationId); - sdsfree(applicationId); - } else { - lua_pushnil(L); - } - return 1; -} - static const luaL_Reg lovrFilesystem[] = { { "append", l_lovrFilesystemAppend }, { "createDirectory", l_lovrFilesystemCreateDirectory }, { "getAppdataDirectory", l_lovrFilesystemGetAppdataDirectory }, + { "getApplicationId", l_lovrFilesystemGetApplicationId }, { "getDirectoryItems", l_lovrFilesystemGetDirectoryItems }, { "getExecutablePath", l_lovrFilesystemGetExecutablePath }, { "getIdentity", l_lovrFilesystemGetIdentity }, @@ -317,7 +320,6 @@ static const luaL_Reg lovrFilesystem[] = { { "setIdentity", l_lovrFilesystemSetIdentity }, { "unmount", l_lovrFilesystemUnmount }, { "write", l_lovrFilesystemWrite }, - { "getApplicationId", l_lovrFilesystemGetApplicationId }, { NULL, NULL } }; diff --git a/src/core/platform.h b/src/core/platform.h index a4d7ac2b..b70257f0 100644 --- a/src/core/platform.h +++ b/src/core/platform.h @@ -1,6 +1,5 @@ #include #include -#include #pragma once @@ -94,7 +93,6 @@ bool lovrPlatformIsMouseDown(MouseButton button); bool lovrPlatformIsKeyDown(KeyCode key); void lovrPlatformSleep(double seconds); int lovrPlatformGetExecutablePath(char* dest, uint32_t size); -sds lovrPlatformGetApplicationId(void); #ifdef _WIN32 #include HANDLE lovrPlatformGetWindow(void); diff --git a/src/core/platform_android.c.h b/src/core/platform_android.c.h index 8a68009b..ba962871 100644 --- a/src/core/platform_android.c.h +++ b/src/core/platform_android.c.h @@ -91,25 +91,6 @@ int lovrPlatformGetExecutablePath(char* dest, uint32_t size) { return 1; } -sds lovrPlatformGetApplicationId() { - pid_t pid = getpid(); - sds procPath = sdscatfmt(sdsempty(), "/proc/%i/cmdline", (int)pid); - FILE *procFile = fopen(procPath, "r"); - sdsfree(procPath); - if (procFile) { - sds procData = sdsempty(); - char data[64]; - int read; - while ((read = fread(data, 1, sizeof(data), procFile))) { - procData = sdscatlen(procData, data, read); - } - return procData; - } else { - return NULL; - } -} - - #include #include getProcAddressProc lovrGetProcAddress = eglGetProcAddress; diff --git a/src/core/platform_linux.c.h b/src/core/platform_linux.c.h index 2f23079b..2089f9b3 100644 --- a/src/core/platform_linux.c.h +++ b/src/core/platform_linux.c.h @@ -23,7 +23,3 @@ int lovrPlatformGetExecutablePath(char* dest, uint32_t size) { } return 1; } - -sds lovrPlatformGetApplicationId() { - return NULL; -} diff --git a/src/core/platform_macos.c.h b/src/core/platform_macos.c.h index 67ec44f9..c04420f1 100644 --- a/src/core/platform_macos.c.h +++ b/src/core/platform_macos.c.h @@ -19,8 +19,3 @@ void lovrPlatformOpenConsole() { int lovrPlatformGetExecutablePath(char* dest, uint32_t size) { return _NSGetExecutablePath(dest, &size); } - -// TODO: Actually, this could perfectly well return the bundle ID, but who would need it? -sds lovrPlatformGetApplicationId() { - return NULL; -} diff --git a/src/core/platform_web.c.h b/src/core/platform_web.c.h index 0e741d4e..5e2a3567 100644 --- a/src/core/platform_web.c.h +++ b/src/core/platform_web.c.h @@ -18,7 +18,3 @@ int lovrPlatformGetExecutablePath(char* dest, uint32_t size) { void lovrPlatformOpenConsole() { // } - -sds lovrPlatformGetApplicationId() { - return NULL; -} diff --git a/src/core/platform_windows.c.h b/src/core/platform_windows.c.h index 6a8753e0..419b63e8 100644 --- a/src/core/platform_windows.c.h +++ b/src/core/platform_windows.c.h @@ -22,7 +22,3 @@ void lovrPlatformOpenConsole() { int lovrPlatformGetExecutablePath(char* dest, uint32_t size) { return !GetModuleFileName(NULL, dest, size); } - -sds lovrPlatformGetApplicationId() { - return NULL; -} diff --git a/src/lib/sds/LICENSE b/src/lib/sds/LICENSE deleted file mode 100644 index d1199bcf..00000000 --- a/src/lib/sds/LICENSE +++ /dev/null @@ -1,24 +0,0 @@ -Copyright (c) 2006-2014, Salvatore Sanfilippo - -All rights reserved. - -Redistribution and use in source and binary forms, with or without -modification, are permitted provided that the following conditions are met: - -* Redistributions of source code must retain the above copyright notice, - this list of conditions and the following disclaimer. - -* Redistributions in binary form must reproduce the above copyright notice, - this list of conditions and the following disclaimer in the documentation - and/or other materials provided with the distribution. - -THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND -ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED -WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE -DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR -ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES -(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; -LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON -ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT -(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS -SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. diff --git a/src/lib/sds/sds.c b/src/lib/sds/sds.c deleted file mode 100644 index 8b904959..00000000 --- a/src/lib/sds/sds.c +++ /dev/null @@ -1,1291 +0,0 @@ -/* SDSLib 2.x -- A C dynamic strings library - * - * Copyright (c) 2018 Lynn Kirby - * Copyright (c) 2006-2015, Salvatore Sanfilippo - * Copyright (c) 2015, Oran Agra - * Copyright (c) 2015, Redis Labs, Inc - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are met: - * - * * Redistributions of source code must retain the above copyright notice, - * this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * * Neither the name of Redis nor the names of its contributors may be used - * to endorse or promote products derived from this software without - * specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE - * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - */ - -#include -#include -#include -#include -#include -#include -#include "sds.h" -#include "sdsalloc.h" - -const char *SDS_NOINIT = "SDS_NOINIT"; - -static inline int sdsHdrSize(char type) { - switch(type&SDS_TYPE_MASK) { - case SDS_TYPE_5: - return sizeof(struct sdshdr5); - case SDS_TYPE_8: - return sizeof(struct sdshdr8); - case SDS_TYPE_16: - return sizeof(struct sdshdr16); - case SDS_TYPE_32: - return sizeof(struct sdshdr32); - case SDS_TYPE_64: - return sizeof(struct sdshdr64); - } - return 0; -} - -static inline char sdsReqType(size_t string_size) { - if (string_size < 1<<5) - return SDS_TYPE_5; - if (string_size < 1<<8) - return SDS_TYPE_8; - if (string_size < 1<<16) - return SDS_TYPE_16; -#if (LONG_MAX == LLONG_MAX) - if (string_size < 1ll<<32) - return SDS_TYPE_32; - return SDS_TYPE_64; -#else - return SDS_TYPE_32; -#endif -} - -/* Create a new sds string with the content specified by the 'init' pointer - * and 'initlen'. - * If NULL is used for 'init' the string is initialized with zero bytes. - * If SDS_NOINIT is used, the buffer is left uninitialized; - * - * The string is always null-termined (all the sds strings are, always) so - * even if you create an sds string with: - * - * mystring = sdsnewlen("abc",3); - * - * You can print the string with printf() as there is an implicit \0 at the - * end of the string. However the string is binary safe and can contain - * \0 characters in the middle, as the length is stored in the sds header. */ -sds sdsnewlen(const void *init, size_t initlen) { - void *sh; - sds s; - char type = sdsReqType(initlen); - /* Empty strings are usually created in order to append. Use type 8 - * since type 5 is not good at this. */ - if (type == SDS_TYPE_5 && initlen == 0) type = SDS_TYPE_8; - int hdrlen = sdsHdrSize(type); - unsigned char *fp; /* flags pointer. */ - - sh = s_malloc(hdrlen+initlen+1); - if (init==SDS_NOINIT) - init = NULL; - else if (!init) - memset(sh, 0, hdrlen+initlen+1); - if (sh == NULL) return NULL; - s = (char*)sh+hdrlen; - fp = ((unsigned char*)s)-1; - switch(type) { - case SDS_TYPE_5: { - *fp = (unsigned char) (type | (initlen << SDS_TYPE_BITS)); - break; - } - case SDS_TYPE_8: { - SDS_HDR_VAR(8,s); - sh->len = (uint8_t) initlen; - sh->alloc = (uint8_t) initlen; - *fp = type; - break; - } - case SDS_TYPE_16: { - SDS_HDR_VAR(16,s); - sh->len = (uint16_t) initlen; - sh->alloc = (uint16_t) initlen; - *fp = type; - break; - } - case SDS_TYPE_32: { - SDS_HDR_VAR(32,s); - sh->len = (uint32_t) initlen; - sh->alloc = (uint32_t) initlen; - *fp = type; - break; - } - case SDS_TYPE_64: { - SDS_HDR_VAR(64,s); - sh->len = (uint64_t) initlen; - sh->alloc = (uint64_t) initlen; - *fp = type; - break; - } - } - if (initlen && init) - memcpy(s, init, initlen); - s[initlen] = '\0'; - return s; -} - -/* Create an empty (zero length) sds string. Even in this case the string - * always has an implicit null term. */ -sds sdsempty(void) { - return sdsnewlen("",0); -} - -/* Create a new sds string starting from a null terminated C string. */ -sds sdsnew(const char *init) { - size_t initlen = (init == NULL) ? 0 : strlen(init); - return sdsnewlen(init, initlen); -} - -/* Duplicate an sds string. */ -sds sdsdup(const sds s) { - return sdsnewlen(s, sdslen(s)); -} - -/* Free an sds string. No operation is performed if 's' is NULL. */ -void sdsfree(sds s) { - if (s == NULL) return; - s_free((char*)s-sdsHdrSize(s[-1])); -} - -/* Set the sds string length to the length as obtained with strlen(), so - * considering as content only up to the first null term character. - * - * This function is useful when the sds string is hacked manually in some - * way, like in the following example: - * - * s = sdsnew("foobar"); - * s[2] = '\0'; - * sdsupdatelen(s); - * printf("%d\n", sdslen(s)); - * - * The output will be "2", but if we comment out the call to sdsupdatelen() - * the output will be "6" as the string was modified but the logical length - * remains 6 bytes. */ -void sdsupdatelen(sds s) { - size_t reallen = strlen(s); - sdssetlen(s, reallen); -} - -/* Modify an sds string in-place to make it empty (zero length). - * However all the existing buffer is not discarded but set as free space - * so that next append operations will not require allocations up to the - * number of bytes previously available. */ -void sdsclear(sds s) { - sdssetlen(s, 0); - s[0] = '\0'; -} - -/* Enlarge the free space at the end of the sds string so that the caller - * is sure that after calling this function can overwrite up to addlen - * bytes after the end of the string, plus one more byte for nul term. - * - * Note: this does not change the *length* of the sds string as returned - * by sdslen(), but only the free buffer space we have. */ -sds sdsMakeRoomFor(sds s, size_t addlen) { - void *sh, *newsh; - size_t avail = sdsavail(s); - size_t len, newlen; - char type, oldtype = s[-1] & SDS_TYPE_MASK; - int hdrlen; - - /* Return ASAP if there is enough space left. */ - if (avail >= addlen) return s; - - len = sdslen(s); - sh = (char*)s-sdsHdrSize(oldtype); - newlen = (len+addlen); - if (newlen < SDS_MAX_PREALLOC) - newlen *= 2; - else - newlen += SDS_MAX_PREALLOC; - - type = sdsReqType(newlen); - - /* Don't use type 5: the user is appending to the string and type 5 is - * not able to remember empty space, so sdsMakeRoomFor() must be called - * at every appending operation. */ - if (type == SDS_TYPE_5) type = SDS_TYPE_8; - - hdrlen = sdsHdrSize(type); - if (oldtype==type) { - newsh = s_realloc(sh, hdrlen+newlen+1); - if (newsh == NULL) return NULL; - s = (char*)newsh+hdrlen; - } else { - /* Since the header size changes, need to move the string forward, - * and can't use realloc */ - newsh = s_malloc(hdrlen+newlen+1); - if (newsh == NULL) return NULL; - memcpy((char*)newsh+hdrlen, s, len+1); - s_free(sh); - s = (char*)newsh+hdrlen; - s[-1] = type; - sdssetlen(s, len); - } - sdssetalloc(s, newlen); - return s; -} - -/* Reallocate the sds string so that it has no free space at the end. The - * contained string remains not altered, but next concatenation operations - * will require a reallocation. - * - * After the call, the passed sds string is no longer valid and all the - * references must be substituted with the new pointer returned by the call. */ -sds sdsRemoveFreeSpace(sds s) { - void *sh, *newsh; - char type, oldtype = s[-1] & SDS_TYPE_MASK; - int hdrlen, oldhdrlen = sdsHdrSize(oldtype); - size_t len = sdslen(s); - sh = (char*)s-oldhdrlen; - - /* Check what would be the minimum SDS header that is just good enough to - * fit this string. */ - type = sdsReqType(len); - hdrlen = sdsHdrSize(type); - - /* If the type is the same, or at least a large enough type is still - * required, we just realloc(), letting the allocator to do the copy - * only if really needed. Otherwise if the change is huge, we manually - * reallocate the string to use the different header type. */ - if (oldtype==type || type > SDS_TYPE_8) { - newsh = s_realloc(sh, oldhdrlen+len+1); - if (newsh == NULL) return NULL; - s = (char*)newsh+oldhdrlen; - } else { - newsh = s_malloc(hdrlen+len+1); - if (newsh == NULL) return NULL; - memcpy((char*)newsh+hdrlen, s, len+1); - s_free(sh); - s = (char*)newsh+hdrlen; - s[-1] = type; - sdssetlen(s, len); - } - sdssetalloc(s, len); - return s; -} - -/* Return the total size of the allocation of the specified sds string, - * including: - * 1) The sds header before the pointer. - * 2) The string. - * 3) The free buffer at the end if any. - * 4) The implicit null term. - */ -size_t sdsAllocSize(sds s) { - size_t alloc = sdsalloc(s); - return sdsHdrSize(s[-1])+alloc+1; -} - -/* Return the pointer of the actual SDS allocation (normally SDS strings - * are referenced by the start of the string buffer). */ -void *sdsAllocPtr(sds s) { - return (void*) (s-sdsHdrSize(s[-1])); -} - -/* Increment the sds length and decrements the left free space at the - * end of the string according to 'incr'. Also set the null term - * in the new end of the string. - * - * This function is used in order to fix the string length after the - * user calls sdsMakeRoomFor(), writes something after the end of - * the current string, and finally needs to set the new length. - * - * Note: it is possible to use a negative increment in order to - * right-trim the string. - * - * Usage example: - * - * Using sdsIncrLen() and sdsMakeRoomFor() it is possible to mount the - * following schema, to cat bytes coming from the kernel to the end of an - * sds string without copying into an intermediate buffer: - * - * oldlen = sdslen(s); - * s = sdsMakeRoomFor(s, BUFFER_SIZE); - * nread = read(fd, s+oldlen, BUFFER_SIZE); - * ... check for nread <= 0 and handle it ... - * sdsIncrLen(s, nread); - */ -void sdsIncrLen(sds s, ssize_t incr) { - unsigned char flags = s[-1]; - size_t len; - switch(flags&SDS_TYPE_MASK) { - case SDS_TYPE_5: { - unsigned char *fp = ((unsigned char*)s)-1; - unsigned char oldlen = SDS_TYPE_5_LEN(flags); - assert((incr > 0 && oldlen+incr < 32) || (incr < 0 && oldlen >= (unsigned int)(-incr))); - *fp = SDS_TYPE_5 | ((oldlen+incr) << SDS_TYPE_BITS); - len = oldlen+incr; - break; - } - case SDS_TYPE_8: { - SDS_HDR_VAR(8,s); - assert((incr >= 0 && sh->alloc-sh->len >= incr) || (incr < 0 && sh->len >= (unsigned int)(-incr))); - len = (sh->len += incr); - break; - } - case SDS_TYPE_16: { - SDS_HDR_VAR(16,s); - assert((incr >= 0 && sh->alloc-sh->len >= incr) || (incr < 0 && sh->len >= (unsigned int)(-incr))); - len = (sh->len += incr); - break; - } - case SDS_TYPE_32: { - SDS_HDR_VAR(32,s); - assert((incr >= 0 && sh->alloc-sh->len >= (unsigned int)incr) || (incr < 0 && sh->len >= (unsigned int)(-incr))); - len = (sh->len += incr); - break; - } - case SDS_TYPE_64: { - SDS_HDR_VAR(64,s); - assert((incr >= 0 && sh->alloc-sh->len >= (uint64_t)incr) || (incr < 0 && sh->len >= (uint64_t)(-incr))); - len = (sh->len += incr); - break; - } - default: len = 0; /* Just to avoid compilation warnings. */ - } - s[len] = '\0'; -} - -/* Grow the sds to have the specified length. Bytes that were not part of - * the original length of the sds will be set to zero. - * - * if the specified length is smaller than the current length, no operation - * is performed. */ -sds sdsgrowzero(sds s, size_t len) { - size_t curlen = sdslen(s); - - if (len <= curlen) return s; - s = sdsMakeRoomFor(s,len-curlen); - if (s == NULL) return NULL; - - /* Make sure added region doesn't contain garbage */ - memset(s+curlen,0,(len-curlen+1)); /* also set trailing \0 byte */ - sdssetlen(s, len); - return s; -} - -/* Append the specified binary-safe string pointed by 't' of 'len' bytes to the - * end of the specified sds string 's'. - * - * After the call, the passed sds string is no longer valid and all the - * references must be substituted with the new pointer returned by the call. */ -sds sdscatlen(sds s, const void *t, size_t len) { - size_t curlen = sdslen(s); - - s = sdsMakeRoomFor(s,len); - if (s == NULL) return NULL; - memcpy(s+curlen, t, len); - sdssetlen(s, curlen+len); - s[curlen+len] = '\0'; - return s; -} - -/* Append the specified null termianted C string to the sds string 's'. - * - * After the call, the passed sds string is no longer valid and all the - * references must be substituted with the new pointer returned by the call. */ -sds sdscat(sds s, const char *t) { - return sdscatlen(s, t, strlen(t)); -} - -/* Append the specified sds 't' to the existing sds 's'. - * - * After the call, the modified sds string is no longer valid and all the - * references must be substituted with the new pointer returned by the call. */ -sds sdscatsds(sds s, const sds t) { - return sdscatlen(s, t, sdslen(t)); -} - -/* Destructively modify the sds string 's' to hold the specified binary - * safe string pointed by 't' of length 'len' bytes. */ -sds sdscpylen(sds s, const char *t, size_t len) { - if (sdsalloc(s) < len) { - s = sdsMakeRoomFor(s,len-sdslen(s)); - if (s == NULL) return NULL; - } - memcpy(s, t, len); - s[len] = '\0'; - sdssetlen(s, len); - return s; -} - -/* Like sdscpylen() but 't' must be a null-termined string so that the length - * of the string is obtained with strlen(). */ -sds sdscpy(sds s, const char *t) { - return sdscpylen(s, t, strlen(t)); -} - -/* Helper for sdscatlonglong() doing the actual number -> string - * conversion. 's' must point to a string with room for at least - * SDS_LLSTR_SIZE bytes. - * - * The function returns the length of the null-terminated string - * representation stored at 's'. */ -#define SDS_LLSTR_SIZE 21 -int sdsll2str(char *s, long long value) { - char *p, aux; - unsigned long long v; - size_t l; - - /* Generate the string representation, this method produces - * an reversed string. */ - v = (value < 0) ? -value : value; - p = s; - do { - *p++ = '0'+(v%10); - v /= 10; - } while(v); - if (value < 0) *p++ = '-'; - - /* Compute length and add null term. */ - l = p-s; - *p = '\0'; - - /* Reverse the string. */ - p--; - while(s < p) { - aux = *s; - *s = *p; - *p = aux; - s++; - p--; - } - return (int) l; -} - -/* Identical sdsll2str(), but for unsigned long long type. */ -int sdsull2str(char *s, unsigned long long v) { - char *p, aux; - size_t l; - - /* Generate the string representation, this method produces - * an reversed string. */ - p = s; - do { - *p++ = '0'+(v%10); - v /= 10; - } while(v); - - /* Compute length and add null term. */ - l = p-s; - *p = '\0'; - - /* Reverse the string. */ - p--; - while(s < p) { - aux = *s; - *s = *p; - *p = aux; - s++; - p--; - } - return (int) l; -} - -/* Create an sds string from a long long value. It is much faster than: - * - * sdscatprintf(sdsempty(),"%lld\n", value); - */ -sds sdsfromlonglong(long long value) { - char buf[SDS_LLSTR_SIZE]; - int len = sdsll2str(buf,value); - - return sdsnewlen(buf,len); -} - -/* Like sdscatprintf() but gets va_list instead of being variadic. */ -sds sdscatvprintf(sds s, const char *fmt, va_list ap) { - va_list cpy; - char staticbuf[1024], *buf = staticbuf, *t; - size_t buflen = strlen(fmt)*2; - - /* We try to start using a static buffer for speed. - * If not possible we revert to heap allocation. */ - if (buflen > sizeof(staticbuf)) { - buf = s_malloc(buflen); - if (buf == NULL) return NULL; - } else { - buflen = sizeof(staticbuf); - } - - /* Try with buffers two times bigger every time we fail to - * fit the string in the current buffer size. */ - while(1) { - buf[buflen-2] = '\0'; - va_copy(cpy,ap); - vsnprintf(buf, buflen, fmt, cpy); - va_end(cpy); - if (buf[buflen-2] != '\0') { - if (buf != staticbuf) s_free(buf); - buflen *= 2; - buf = s_malloc(buflen); - if (buf == NULL) return NULL; - continue; - } - break; - } - - /* Finally concat the obtained string to the SDS string and return it. */ - t = sdscat(s, buf); - if (buf != staticbuf) s_free(buf); - return t; -} - -/* Append to the sds string 's' a string obtained using printf-alike format - * specifier. - * - * After the call, the modified sds string is no longer valid and all the - * references must be substituted with the new pointer returned by the call. - * - * Example: - * - * s = sdsnew("Sum is: "); - * s = sdscatprintf(s,"%d+%d = %d",a,b,a+b). - * - * Often you need to create a string from scratch with the printf-alike - * format. When this is the need, just use sdsempty() as the target string: - * - * s = sdscatprintf(sdsempty(), "... your format ...", args); - */ -sds sdscatprintf(sds s, const char *fmt, ...) { - va_list ap; - char *t; - va_start(ap, fmt); - t = sdscatvprintf(s,fmt,ap); - va_end(ap); - return t; -} - -/* This function is similar to sdscatprintf, but much faster as it does - * not rely on sprintf() family functions implemented by the libc that - * are often very slow. Moreover directly handling the sds string as - * new data is concatenated provides a performance improvement. - * - * However this function only handles an incompatible subset of printf-alike - * format specifiers: - * - * %s - C String - * %S - SDS string - * %i - signed int - * %I - 64 bit signed integer (long long, int64_t) - * %u - unsigned int - * %U - 64 bit unsigned integer (unsigned long long, uint64_t) - * %% - Verbatim "%" character. - */ -sds sdscatfmt(sds s, char const *fmt, ...) { - size_t initlen = sdslen(s); - const char *f = fmt; - long i; - va_list ap; - - va_start(ap,fmt); - f = fmt; /* Next format specifier byte to process. */ - i = (long) initlen; /* Position of the next byte to write to dest str. */ - while(*f) { - char next, *str; - size_t l; - long long num; - unsigned long long unum; - - /* Make sure there is always space for at least 1 char. */ - if (sdsavail(s)==0) { - s = sdsMakeRoomFor(s,1); - } - - switch(*f) { - case '%': - next = *(f+1); - f++; - switch(next) { - case 's': - case 'S': - str = va_arg(ap,char*); - l = (next == 's') ? strlen(str) : sdslen(str); - if (sdsavail(s) < l) { - s = sdsMakeRoomFor(s,l); - } - memcpy(s+i,str,l); - sdsinclen(s,l); - i += (long) l; - break; - case 'i': - case 'I': - if (next == 'i') - num = va_arg(ap,int); - else - num = va_arg(ap,long long); - { - char buf[SDS_LLSTR_SIZE]; - l = sdsll2str(buf,num); - if (sdsavail(s) < l) { - s = sdsMakeRoomFor(s,l); - } - memcpy(s+i,buf,l); - sdsinclen(s,l); - i += (long) l; - } - break; - case 'u': - case 'U': - if (next == 'u') - unum = va_arg(ap,unsigned int); - else - unum = va_arg(ap,unsigned long long); - { - char buf[SDS_LLSTR_SIZE]; - l = sdsull2str(buf,unum); - if (sdsavail(s) < l) { - s = sdsMakeRoomFor(s,l); - } - memcpy(s+i,buf,l); - sdsinclen(s,l); - i += (long) l; - } - break; - default: /* Handle %% and generally %. */ - s[i++] = next; - sdsinclen(s,1); - break; - } - break; - default: - s[i++] = *f; - sdsinclen(s,1); - break; - } - f++; - } - va_end(ap); - - /* Add null-term */ - s[i] = '\0'; - return s; -} - -/* Remove the part of the string from left and from right composed just of - * contiguous characters found in 'cset', that is a null terminted C string. - * - * After the call, the modified sds string is no longer valid and all the - * references must be substituted with the new pointer returned by the call. - * - * Example: - * - * s = sdsnew("AA...AA.a.aa.aHelloWorld :::"); - * s = sdstrim(s,"Aa. :"); - * printf("%s\n", s); - * - * Output will be just "Hello World". - */ -sds sdstrim(sds s, const char *cset) { - char *start, *end, *sp, *ep; - size_t len; - - sp = start = s; - ep = end = s+sdslen(s)-1; - while(sp <= end && strchr(cset, *sp)) sp++; - while(ep > sp && strchr(cset, *ep)) ep--; - len = (sp > ep) ? 0 : ((ep-sp)+1); - if (s != sp) memmove(s, sp, len); - s[len] = '\0'; - sdssetlen(s,len); - return s; -} - -/* Turn the string into a smaller (or equal) string containing only the - * substring specified by the 'start' and 'end' indexes. - * - * start and end can be negative, where -1 means the last character of the - * string, -2 the penultimate character, and so forth. - * - * The interval is inclusive, so the start and end characters will be part - * of the resulting string. - * - * The string is modified in-place. - * - * Example: - * - * s = sdsnew("Hello World"); - * sdsrange(s,1,-1); => "ello World" - */ -void sdsrange(sds s, ssize_t start, ssize_t end) { - size_t newlen, len = sdslen(s); - - if (len == 0) return; - if (start < 0) { - start = len+start; - if (start < 0) start = 0; - } - if (end < 0) { - end = len+end; - if (end < 0) end = 0; - } - newlen = (start > end) ? 0 : (end-start)+1; - if (newlen != 0) { - if (start >= (ssize_t)len) { - newlen = 0; - } else if (end >= (ssize_t)len) { - end = len-1; - newlen = (start > end) ? 0 : (end-start)+1; - } - } else { - start = 0; - } - if (start && newlen) memmove(s, s+start, newlen); - s[newlen] = 0; - sdssetlen(s,newlen); -} - -/* Apply tolower() to every character of the sds string 's'. */ -void sdstolower(sds s) { - size_t len = sdslen(s), j; - - for (j = 0; j < len; j++) s[j] = tolower(s[j]); -} - -/* Apply toupper() to every character of the sds string 's'. */ -void sdstoupper(sds s) { - size_t len = sdslen(s), j; - - for (j = 0; j < len; j++) s[j] = toupper(s[j]); -} - -/* Compare two sds strings s1 and s2 with memcmp(). - * - * Return value: - * - * positive if s1 > s2. - * negative if s1 < s2. - * 0 if s1 and s2 are exactly the same binary string. - * - * If two strings share exactly the same prefix, but one of the two has - * additional characters, the longer string is considered to be greater than - * the smaller one. */ -int sdscmp(const sds s1, const sds s2) { - size_t l1, l2, minlen; - int cmp; - - l1 = sdslen(s1); - l2 = sdslen(s2); - minlen = (l1 < l2) ? l1 : l2; - cmp = memcmp(s1,s2,minlen); - if (cmp == 0) return l1>l2? 1: (l1". - * - * After the call, the modified sds string is no longer valid and all the - * references must be substituted with the new pointer returned by the call. */ -sds sdscatrepr(sds s, const char *p, size_t len) { - s = sdscatlen(s,"\"",1); - while(len--) { - switch(*p) { - case '\\': - case '"': - s = sdscatprintf(s,"\\%c",*p); - break; - case '\n': s = sdscatlen(s,"\\n",2); break; - case '\r': s = sdscatlen(s,"\\r",2); break; - case '\t': s = sdscatlen(s,"\\t",2); break; - case '\a': s = sdscatlen(s,"\\a",2); break; - case '\b': s = sdscatlen(s,"\\b",2); break; - default: - if (isprint(*p)) - s = sdscatprintf(s,"%c",*p); - else - s = sdscatprintf(s,"\\x%02x",(unsigned char)*p); - break; - } - p++; - } - return sdscatlen(s,"\"",1); -} - -/* Helper function for sdssplitargs() that returns non zero if 'c' - * is a valid hex digit. */ -int is_hex_digit(char c) { - return (c >= '0' && c <= '9') || (c >= 'a' && c <= 'f') || - (c >= 'A' && c <= 'F'); -} - -/* Helper function for sdssplitargs() that converts a hex digit into an - * integer from 0 to 15 */ -int hex_digit_to_int(char c) { - switch(c) { - case '0': return 0; - case '1': return 1; - case '2': return 2; - case '3': return 3; - case '4': return 4; - case '5': return 5; - case '6': return 6; - case '7': return 7; - case '8': return 8; - case '9': return 9; - case 'a': case 'A': return 10; - case 'b': case 'B': return 11; - case 'c': case 'C': return 12; - case 'd': case 'D': return 13; - case 'e': case 'E': return 14; - case 'f': case 'F': return 15; - default: return 0; - } -} - -/* Split a line into arguments, where every argument can be in the - * following programming-language REPL-alike form: - * - * foo bar "newline are supported\n" and "\xff\x00otherstuff" - * - * The number of arguments is stored into *argc, and an array - * of sds is returned. - * - * The caller should free the resulting array of sds strings with - * sdsfreesplitres(). - * - * Note that sdscatrepr() is able to convert back a string into - * a quoted string in the same format sdssplitargs() is able to parse. - * - * The function returns the allocated tokens on success, even when the - * input string is empty, or NULL if the input contains unbalanced - * quotes or closed quotes followed by non space characters - * as in: "foo"bar or "foo' - */ -sds *sdssplitargs(const char *line, int *argc) { - const char *p = line; - char *current = NULL; - char **vector = NULL; - - *argc = 0; - while(1) { - /* skip blanks */ - while(*p && isspace(*p)) p++; - if (*p) { - /* get a token */ - int inq=0; /* set to 1 if we are in "quotes" */ - int insq=0; /* set to 1 if we are in 'single quotes' */ - int done=0; - - if (current == NULL) current = sdsempty(); - while(!done) { - if (inq) { - if (*p == '\\' && *(p+1) == 'x' && - is_hex_digit(*(p+2)) && - is_hex_digit(*(p+3))) - { - unsigned char byte; - - byte = (hex_digit_to_int(*(p+2))*16)+ - hex_digit_to_int(*(p+3)); - current = sdscatlen(current,(char*)&byte,1); - p += 3; - } else if (*p == '\\' && *(p+1)) { - char c; - - p++; - switch(*p) { - case 'n': c = '\n'; break; - case 'r': c = '\r'; break; - case 't': c = '\t'; break; - case 'b': c = '\b'; break; - case 'a': c = '\a'; break; - default: c = *p; break; - } - current = sdscatlen(current,&c,1); - } else if (*p == '"') { - /* closing quote must be followed by a space or - * nothing at all. */ - if (*(p+1) && !isspace(*(p+1))) goto err; - done=1; - } else if (!*p) { - /* unterminated quotes */ - goto err; - } else { - current = sdscatlen(current,p,1); - } - } else if (insq) { - if (*p == '\\' && *(p+1) == '\'') { - p++; - current = sdscatlen(current,"'",1); - } else if (*p == '\'') { - /* closing quote must be followed by a space or - * nothing at all. */ - if (*(p+1) && !isspace(*(p+1))) goto err; - done=1; - } else if (!*p) { - /* unterminated quotes */ - goto err; - } else { - current = sdscatlen(current,p,1); - } - } else { - switch(*p) { - case ' ': - case '\n': - case '\r': - case '\t': - case '\0': - done=1; - break; - case '"': - inq=1; - break; - case '\'': - insq=1; - break; - default: - current = sdscatlen(current,p,1); - break; - } - } - if (*p) p++; - } - /* add the token to the vector */ - vector = s_realloc(vector,((*argc)+1)*sizeof(char*)); - vector[*argc] = current; - (*argc)++; - current = NULL; - } else { - /* Even on empty input string return something not NULL. */ - if (vector == NULL) vector = s_malloc(sizeof(void*)); - return vector; - } - } - -err: - while((*argc)--) - sdsfree(vector[*argc]); - s_free(vector); - if (current) sdsfree(current); - *argc = 0; - return NULL; -} - -/* Modify the string substituting all the occurrences of the set of - * characters specified in the 'from' string to the corresponding character - * in the 'to' array. - * - * For instance: sdsmapchars(mystring, "ho", "01", 2) - * will have the effect of turning the string "hello" into "0ell1". - * - * The function returns the sds string pointer, that is always the same - * as the input pointer since no resize is needed. */ -sds sdsmapchars(sds s, const char *from, const char *to, size_t setlen) { - size_t j, i, l = sdslen(s); - - for (j = 0; j < l; j++) { - for (i = 0; i < setlen; i++) { - if (s[j] == from[i]) { - s[j] = to[i]; - break; - } - } - } - return s; -} - -/* Join an array of C strings using the specified separator (also a C string). - * Returns the result as an sds string. */ -sds sdsjoin(char **argv, int argc, char *sep) { - sds join = sdsempty(); - int j; - - for (j = 0; j < argc; j++) { - join = sdscat(join, argv[j]); - if (j != argc-1) join = sdscat(join,sep); - } - return join; -} - -/* Like sdsjoin, but joins an array of SDS strings. */ -sds sdsjoinsds(sds *argv, int argc, const char *sep, size_t seplen) { - sds join = sdsempty(); - int j; - - for (j = 0; j < argc; j++) { - join = sdscatsds(join, argv[j]); - if (j != argc-1) join = sdscatlen(join,sep,seplen); - } - return join; -} - -/* Wrappers to the allocators used by SDS. Note that SDS will actually - * just use the macros defined into sdsalloc.h in order to avoid to pay - * the overhead of function calls. Here we define these wrappers only for - * the programs SDS is linked to, if they want to touch the SDS internals - * even if they use a different allocator. */ -void *sds_malloc(size_t size) { return s_malloc(size); } -void *sds_realloc(void *ptr, size_t size) { return s_realloc(ptr,size); } -void sds_free(void *ptr) { s_free(ptr); } - -#if defined(SDS_TEST_MAIN) -#include -#include "testhelp.h" -#include "limits.h" - -#define UNUSED(x) (void)(x) -int sdsTest(void) { - { - sds x = sdsnew("foo"), y; - - test_cond("Create a string and obtain the length", - sdslen(x) == 3 && memcmp(x,"foo\0",4) == 0) - - sdsfree(x); - x = sdsnewlen("foo",2); - test_cond("Create a string with specified length", - sdslen(x) == 2 && memcmp(x,"fo\0",3) == 0) - - x = sdscat(x,"bar"); - test_cond("Strings concatenation", - sdslen(x) == 5 && memcmp(x,"fobar\0",6) == 0); - - x = sdscpy(x,"a"); - test_cond("sdscpy() against an originally longer string", - sdslen(x) == 1 && memcmp(x,"a\0",2) == 0) - - x = sdscpy(x,"xyzxxxxxxxxxxyyyyyyyyyykkkkkkkkkk"); - test_cond("sdscpy() against an originally shorter string", - sdslen(x) == 33 && - memcmp(x,"xyzxxxxxxxxxxyyyyyyyyyykkkkkkkkkk\0",33) == 0) - - sdsfree(x); - x = sdscatprintf(sdsempty(),"%d",123); - test_cond("sdscatprintf() seems working in the base case", - sdslen(x) == 3 && memcmp(x,"123\0",4) == 0) - - sdsfree(x); - x = sdsnew("--"); - x = sdscatfmt(x, "Hello %s World %I,%I--", "Hi!", LLONG_MIN,LLONG_MAX); - test_cond("sdscatfmt() seems working in the base case", - sdslen(x) == 60 && - memcmp(x,"--Hello Hi! World -9223372036854775808," - "9223372036854775807--",60) == 0) - printf("[%s]\n",x); - - sdsfree(x); - x = sdsnew("--"); - x = sdscatfmt(x, "%u,%U--", UINT_MAX, ULLONG_MAX); - test_cond("sdscatfmt() seems working with unsigned numbers", - sdslen(x) == 35 && - memcmp(x,"--4294967295,18446744073709551615--",35) == 0) - - sdsfree(x); - x = sdsnew(" x "); - sdstrim(x," x"); - test_cond("sdstrim() works when all chars match", - sdslen(x) == 0) - - sdsfree(x); - x = sdsnew(" x "); - sdstrim(x," "); - test_cond("sdstrim() works when a single char remains", - sdslen(x) == 1 && x[0] == 'x') - - sdsfree(x); - x = sdsnew("xxciaoyyy"); - sdstrim(x,"xy"); - test_cond("sdstrim() correctly trims characters", - sdslen(x) == 4 && memcmp(x,"ciao\0",5) == 0) - - y = sdsdup(x); - sdsrange(y,1,1); - test_cond("sdsrange(...,1,1)", - sdslen(y) == 1 && memcmp(y,"i\0",2) == 0) - - sdsfree(y); - y = sdsdup(x); - sdsrange(y,1,-1); - test_cond("sdsrange(...,1,-1)", - sdslen(y) == 3 && memcmp(y,"iao\0",4) == 0) - - sdsfree(y); - y = sdsdup(x); - sdsrange(y,-2,-1); - test_cond("sdsrange(...,-2,-1)", - sdslen(y) == 2 && memcmp(y,"ao\0",3) == 0) - - sdsfree(y); - y = sdsdup(x); - sdsrange(y,2,1); - test_cond("sdsrange(...,2,1)", - sdslen(y) == 0 && memcmp(y,"\0",1) == 0) - - sdsfree(y); - y = sdsdup(x); - sdsrange(y,1,100); - test_cond("sdsrange(...,1,100)", - sdslen(y) == 3 && memcmp(y,"iao\0",4) == 0) - - sdsfree(y); - y = sdsdup(x); - sdsrange(y,100,100); - test_cond("sdsrange(...,100,100)", - sdslen(y) == 0 && memcmp(y,"\0",1) == 0) - - sdsfree(y); - sdsfree(x); - x = sdsnew("foo"); - y = sdsnew("foa"); - test_cond("sdscmp(foo,foa)", sdscmp(x,y) > 0) - - sdsfree(y); - sdsfree(x); - x = sdsnew("bar"); - y = sdsnew("bar"); - test_cond("sdscmp(bar,bar)", sdscmp(x,y) == 0) - - sdsfree(y); - sdsfree(x); - x = sdsnew("aar"); - y = sdsnew("bar"); - test_cond("sdscmp(bar,bar)", sdscmp(x,y) < 0) - - sdsfree(y); - sdsfree(x); - x = sdsnewlen("\a\n\0foo\r",7); - y = sdscatrepr(sdsempty(),x,sdslen(x)); - test_cond("sdscatrepr(...data...)", - memcmp(y,"\"\\a\\n\\x00foo\\r\"",15) == 0) - - { - char *p; - size_t step = 10, j, i; - - sdsfree(x); - sdsfree(y); - x = sdsnew("0"); - test_cond("sdsnew() free/len buffers", sdslen(x) == 1 && sdsavail(x) == 0); - - /* Run the test a few times in order to hit the first two - * SDS header types. */ - for (i = 0; i < 10; i++) { - size_t oldlen = sdslen(x); - x = sdsMakeRoomFor(x,step); - int type = x[-1]&SDS_TYPE_MASK; - - test_cond("sdsMakeRoomFor() len", sdslen(x) == oldlen); - if (type != SDS_TYPE_5) { - test_cond("sdsMakeRoomFor() free", sdsavail(x) >= step); - } - p = x+oldlen; - for (j = 0; j < step; j++) { - p[j] = 'A'+j; - } - sdsIncrLen(x,step); - } - test_cond("sdsMakeRoomFor() content", - memcmp("0ABCDEFGHIJABCDEFGHIJABCDEFGHIJABCDEFGHIJABCDEFGHIJABCDEFGHIJABCDEFGHIJABCDEFGHIJABCDEFGHIJABCDEFGHIJ",x,101) == 0); - test_cond("sdsMakeRoomFor() final length",sdslen(x)==101); - - sdsfree(x); - } - } - test_report() - return 0; -} -#endif - -#ifdef SDS_TEST_MAIN -int main(void) { - return sdsTest(); -} -#endif diff --git a/src/lib/sds/sds.h b/src/lib/sds/sds.h deleted file mode 100644 index 7cdb3aa6..00000000 --- a/src/lib/sds/sds.h +++ /dev/null @@ -1,296 +0,0 @@ -/* SDSLib 2.x -- A C dynamic strings library - * - * Copyright (c) 2018 Lynn Kirby - * Copyright (c) 2006-2015, Salvatore Sanfilippo - * Copyright (c) 2015, Oran Agra - * Copyright (c) 2015, Redis Labs, Inc - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are met: - * - * * Redistributions of source code must retain the above copyright notice, - * this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * * Neither the name of Redis nor the names of its contributors may be used - * to endorse or promote products derived from this software without - * specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE - * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - */ - -#ifndef __SDS_H -#define __SDS_H - -#define SDS_MAX_PREALLOC (1024*1024) -extern const char *SDS_NOINIT; - -#include -#include -#include - -typedef char *sds; - -#ifdef __cplusplus -#define DUMMY_ELEMENT 1 -#else -#define DUMMY_ELEMENT -#endif - -#ifdef _MSC_VER -#define PACK(decl) __pragma(pack(push, 1)) decl __pragma(pack(pop)) - -#if defined(_WIN64) -typedef __int64 ssize_t; -#else -typedef long ssize_t; -#endif - -#else -#define PACK(decl) decl __attribute__((__packed__)) -#endif - -/* Note: sdshdr5 is never used, we just access the flags byte directly. - * However is here to document the layout of type 5 SDS strings. */ -PACK(struct sdshdr5 { - unsigned char flags; /* 3 lsb of type, and 5 msb of string length */ - char buf[DUMMY_ELEMENT]; -}); -PACK(struct sdshdr8 { - uint8_t len; /* used */ - uint8_t alloc; /* excluding the header and null terminator */ - unsigned char flags; /* 3 lsb of type, 5 unused bits */ - char buf[DUMMY_ELEMENT]; -}); -PACK(struct sdshdr16 { - uint16_t len; /* used */ - uint16_t alloc; /* excluding the header and null terminator */ - unsigned char flags; /* 3 lsb of type, 5 unused bits */ - char buf[DUMMY_ELEMENT]; -}); -PACK(struct sdshdr32 { - uint32_t len; /* used */ - uint32_t alloc; /* excluding the header and null terminator */ - unsigned char flags; /* 3 lsb of type, 5 unused bits */ - char buf[DUMMY_ELEMENT]; -}); -PACK(struct sdshdr64 { - uint64_t len; /* used */ - uint64_t alloc; /* excluding the header and null terminator */ - unsigned char flags; /* 3 lsb of type, 5 unused bits */ - char buf[DUMMY_ELEMENT]; -}); - -#undef PACK - -#define SDS_TYPE_5 0 -#define SDS_TYPE_8 1 -#define SDS_TYPE_16 2 -#define SDS_TYPE_32 3 -#define SDS_TYPE_64 4 -#define SDS_TYPE_MASK 7 -#define SDS_TYPE_BITS 3 -#define SDS_HDR_VAR(T,s) struct sdshdr##T *sh = (struct sdshdr##T *)((s)-(sizeof(struct sdshdr##T))); -#define SDS_HDR(T,s) ((struct sdshdr##T *)((s)-(sizeof(struct sdshdr##T)))) -#define SDS_TYPE_5_LEN(f) ((f)>>SDS_TYPE_BITS) - -static inline size_t sdslen(const sds s) { - unsigned char flags = s[-1]; - switch(flags&SDS_TYPE_MASK) { - case SDS_TYPE_5: - return SDS_TYPE_5_LEN(flags); - case SDS_TYPE_8: - return SDS_HDR(8,s)->len; - case SDS_TYPE_16: - return SDS_HDR(16,s)->len; - case SDS_TYPE_32: - return SDS_HDR(32,s)->len; - case SDS_TYPE_64: - return SDS_HDR(64,s)->len; - } - return 0; -} - -static inline size_t sdsavail(const sds s) { - unsigned char flags = s[-1]; - switch(flags&SDS_TYPE_MASK) { - case SDS_TYPE_5: { - return 0; - } - case SDS_TYPE_8: { - SDS_HDR_VAR(8,s); - return sh->alloc - sh->len; - } - case SDS_TYPE_16: { - SDS_HDR_VAR(16,s); - return sh->alloc - sh->len; - } - case SDS_TYPE_32: { - SDS_HDR_VAR(32,s); - return sh->alloc - sh->len; - } - case SDS_TYPE_64: { - SDS_HDR_VAR(64,s); - return sh->alloc - sh->len; - } - } - return 0; -} - -static inline void sdssetlen(sds s, size_t newlen) { - unsigned char flags = s[-1]; - switch(flags&SDS_TYPE_MASK) { - case SDS_TYPE_5: - { - unsigned char *fp = ((unsigned char*)s)-1; - *fp = (unsigned char) (SDS_TYPE_5 | (newlen << SDS_TYPE_BITS)); - } - break; - case SDS_TYPE_8: - SDS_HDR(8,s)->len = (uint8_t) newlen; - break; - case SDS_TYPE_16: - SDS_HDR(16,s)->len = (uint16_t) newlen; - break; - case SDS_TYPE_32: - SDS_HDR(32,s)->len = (uint32_t) newlen; - break; - case SDS_TYPE_64: - SDS_HDR(64,s)->len = (uint64_t) newlen; - break; - } -} - -static inline void sdsinclen(sds s, size_t inc) { - unsigned char flags = s[-1]; - switch(flags&SDS_TYPE_MASK) { - case SDS_TYPE_5: - { - unsigned char *fp = ((unsigned char*)s)-1; - unsigned char newlen = (unsigned char) (SDS_TYPE_5_LEN(flags)+inc); - *fp = (unsigned char) (SDS_TYPE_5 | (newlen << SDS_TYPE_BITS)); - } - break; - case SDS_TYPE_8: - SDS_HDR(8,s)->len += (uint8_t) inc; - break; - case SDS_TYPE_16: - SDS_HDR(16,s)->len += (uint16_t) inc; - break; - case SDS_TYPE_32: - SDS_HDR(32,s)->len += (uint32_t) inc; - break; - case SDS_TYPE_64: - SDS_HDR(64,s)->len += (uint64_t) inc; - break; - } -} - -/* sdsalloc() = sdsavail() + sdslen() */ -static inline size_t sdsalloc(const sds s) { - unsigned char flags = s[-1]; - switch(flags&SDS_TYPE_MASK) { - case SDS_TYPE_5: - return SDS_TYPE_5_LEN(flags); - case SDS_TYPE_8: - return SDS_HDR(8,s)->alloc; - case SDS_TYPE_16: - return SDS_HDR(16,s)->alloc; - case SDS_TYPE_32: - return SDS_HDR(32,s)->alloc; - case SDS_TYPE_64: - return SDS_HDR(64,s)->alloc; - } - return 0; -} - -static inline void sdssetalloc(sds s, size_t newlen) { - unsigned char flags = s[-1]; - switch(flags&SDS_TYPE_MASK) { - case SDS_TYPE_5: - /* Nothing to do, this type has no total allocation info. */ - break; - case SDS_TYPE_8: - SDS_HDR(8,s)->alloc = (uint8_t) newlen; - break; - case SDS_TYPE_16: - SDS_HDR(16,s)->alloc = (uint16_t) newlen; - break; - case SDS_TYPE_32: - SDS_HDR(32,s)->alloc = (uint32_t) newlen; - break; - case SDS_TYPE_64: - SDS_HDR(64,s)->alloc = (uint64_t) newlen; - break; - } -} - -sds sdsnewlen(const void *init, size_t initlen); -sds sdsnew(const char *init); -sds sdsempty(void); -sds sdsdup(const sds s); -void sdsfree(sds s); -sds sdsgrowzero(sds s, size_t len); -sds sdscatlen(sds s, const void *t, size_t len); -sds sdscat(sds s, const char *t); -sds sdscatsds(sds s, const sds t); -sds sdscpylen(sds s, const char *t, size_t len); -sds sdscpy(sds s, const char *t); - -sds sdscatvprintf(sds s, const char *fmt, va_list ap); -#ifdef __GNUC__ -sds sdscatprintf(sds s, const char *fmt, ...) - __attribute__((format(printf, 2, 3))); -#else -sds sdscatprintf(sds s, const char *fmt, ...); -#endif - -sds sdscatfmt(sds s, char const *fmt, ...); -sds sdstrim(sds s, const char *cset); -void sdsrange(sds s, ssize_t start, ssize_t end); -void sdsupdatelen(sds s); -void sdsclear(sds s); -int sdscmp(const sds s1, const sds s2); -sds *sdssplitlen(const char *s, ssize_t len, const char *sep, int seplen, int *count); -void sdsfreesplitres(sds *tokens, int count); -void sdstolower(sds s); -void sdstoupper(sds s); -sds sdsfromlonglong(long long value); -sds sdscatrepr(sds s, const char *p, size_t len); -sds *sdssplitargs(const char *line, int *argc); -sds sdsmapchars(sds s, const char *from, const char *to, size_t setlen); -sds sdsjoin(char **argv, int argc, char *sep); -sds sdsjoinsds(sds *argv, int argc, const char *sep, size_t seplen); - -/* Low level functions exposed to the user API */ -sds sdsMakeRoomFor(sds s, size_t addlen); -void sdsIncrLen(sds s, ssize_t incr); -sds sdsRemoveFreeSpace(sds s); -size_t sdsAllocSize(sds s); -void *sdsAllocPtr(sds s); - -/* Export the allocator used by SDS to the program using SDS. - * Sometimes the program SDS is linked to, may use a different set of - * allocators, but may want to allocate or free things that SDS will - * respectively free or allocate. */ -void *sds_malloc(size_t size); -void *sds_realloc(void *ptr, size_t size); -void sds_free(void *ptr); - -#ifdef REDIS_TEST -int sdsTest(int argc, char *argv[]); -#endif - -#endif diff --git a/src/lib/sds/sdsalloc.h b/src/lib/sds/sdsalloc.h deleted file mode 100644 index f43023c4..00000000 --- a/src/lib/sds/sdsalloc.h +++ /dev/null @@ -1,42 +0,0 @@ -/* SDSLib 2.0 -- A C dynamic strings library - * - * Copyright (c) 2006-2015, Salvatore Sanfilippo - * Copyright (c) 2015, Oran Agra - * Copyright (c) 2015, Redis Labs, Inc - * All rights reserved. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions are met: - * - * * Redistributions of source code must retain the above copyright notice, - * this list of conditions and the following disclaimer. - * * Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * * Neither the name of Redis nor the names of its contributors may be used - * to endorse or promote products derived from this software without - * specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" - * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE - * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR - * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF - * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS - * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN - * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) - * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE - * POSSIBILITY OF SUCH DAMAGE. - */ - -/* SDS allocator selection. - * - * This file is used in order to change the SDS allocator at compile time. - * Just define the following defines to what you want to use. Also add - * the include of your alternate allocator if needed (not needed in order - * to use the default libc allocator). */ - -#define s_malloc malloc -#define s_realloc realloc -#define s_free free diff --git a/src/modules/filesystem/filesystem.c b/src/modules/filesystem/filesystem.c index b8888bc1..a4ed8669 100644 --- a/src/modules/filesystem/filesystem.c +++ b/src/modules/filesystem/filesystem.c @@ -123,6 +123,23 @@ bool lovrFilesystemGetAppdataDirectory(char* dest, unsigned int size) { return false; } +bool lovrFilesystemGetApplicationId(char* dest, size_t size) { +#ifdef __ANDROID__ + pid_t pid = getpid(); + char path[32]; + snprintf(path, LOVR_PATH_MAX, "/proc/%i/cmdline", (int) pid); + FILE* file = fopen(path, "r"); + if (file) { + size_t read = fread(dest, 1, size, file); + fclose(file); + return true; + } + return false; +#else + return false; +#endif +} + void lovrFilesystemGetDirectoryItems(const char* path, getDirectoryItemsCallback callback, void* userdata) { PHYSFS_enumerate(path, (PHYSFS_EnumerateCallback) callback, userdata); } diff --git a/src/modules/filesystem/filesystem.h b/src/modules/filesystem/filesystem.h index 59c344ed..15b6e678 100644 --- a/src/modules/filesystem/filesystem.h +++ b/src/modules/filesystem/filesystem.h @@ -14,6 +14,7 @@ bool lovrFilesystemInit(const char* argExe, const char* argGame, const char* arg void lovrFilesystemDestroy(void); bool lovrFilesystemCreateDirectory(const char* path); bool lovrFilesystemGetAppdataDirectory(char* dest, unsigned int size); +bool lovrFilesystemGetApplicationId(char* dest, size_t size); void lovrFilesystemGetDirectoryItems(const char* path, getDirectoryItemsCallback callback, void* userdata); int lovrFilesystemGetExecutablePath(char* path, uint32_t size); const char* lovrFilesystemGetIdentity(void); diff --git a/src/modules/graphics/shader.c b/src/modules/graphics/shader.c index 91cadc40..5dbc059c 100644 --- a/src/modules/graphics/shader.c +++ b/src/modules/graphics/shader.c @@ -205,7 +205,6 @@ BlockType lovrShaderBlockGetType(ShaderBlock* block) { return block->type; } -// TODO use sds! char* lovrShaderBlockGetShaderCode(ShaderBlock* block, const char* blockName, size_t* length) { // Calculate diff --git a/src/modules/headset/oculus_mobile.c b/src/modules/headset/oculus_mobile.c index 6f67a7e5..845e9ab1 100644 --- a/src/modules/headset/oculus_mobile.c +++ b/src/modules/headset/oculus_mobile.c @@ -297,7 +297,6 @@ bool lovrPlatformHasWindow() { #include #include "oculus_mobile_bridge.h" -#include "lib/sds/sds.h" #include "api/api.h" #include "lib/lua-cjson/lua_cjson.h" @@ -331,8 +330,6 @@ enum { int lovr_luaB_print_override (lua_State *L); -#define SDS(...) sdscatfmt(sdsempty(), __VA_ARGS__) - static void android_vthrow(lua_State* L, const char* format, va_list args) { #define MAX_ERROR_LENGTH 1024 char lovrErrorMessage[MAX_ERROR_LENGTH]; @@ -416,7 +413,10 @@ void bridgeLovrInit(BridgeLovrInitData *initData) { // Save writable data directory for LovrFilesystemInit later { - lovrOculusMobileWritablePath = sdsRemoveFreeSpace(SDS("%s/data", initData->writablePath)); + size_t length = strlen(initData->writablePath); + lovrOculusMobileWritablePath = malloc(length + strlen("/data") + 1); + memcpy(lovrOculusMobileWritablePath, initData->writablePath, length); + memcpy(lovrOculusMobileWritablePath + length, "/data", strlen("/data") + 1); mkdir(lovrOculusMobileWritablePath, 0777); } @@ -519,4 +519,5 @@ void bridgeLovrPaused(bool paused) { void bridgeLovrClose() { pauseState = PAUSESTATE_NONE; lua_close(L); + free(lovrOculusMobileWritablePath); }