retoor/sorm
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Initial commit

Browse Source
This commit is contained in:
retoor 2024-11-22 14:45:03 +01:00
commit d58d06031a
11 changed files with 1218 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

192
.clang-format Normal file
View File

@ -0,0 +1,192 @@
---
Language: Cpp
# BasedOnStyle: LLVM
AccessModifierOffset: -2
AlignAfterOpenBracket: Align
AlignArrayOfStructures: None
AlignConsecutiveMacros: None
AlignConsecutiveAssignments: None
AlignConsecutiveBitFields: None
AlignConsecutiveDeclarations: None
AlignEscapedNewlines: Right
AlignOperands: Align
AlignTrailingComments: true
AllowAllArgumentsOnNextLine: true
AllowAllParametersOfDeclarationOnNextLine: true
AllowShortEnumsOnASingleLine: true
AllowShortBlocksOnASingleLine: Never
AllowShortCaseLabelsOnASingleLine: false
AllowShortFunctionsOnASingleLine: All
AllowShortLambdasOnASingleLine: All
AllowShortIfStatementsOnASingleLine: Never
AllowShortLoopsOnASingleLine: false
AlwaysBreakAfterDefinitionReturnType: None
AlwaysBreakAfterReturnType: None
AlwaysBreakBeforeMultilineStrings: false
AlwaysBreakTemplateDeclarations: MultiLine
AttributeMacros:
- __capability
BinPackArguments: true
BinPackParameters: true
BraceWrapping:
AfterCaseLabel: false
AfterClass: false
AfterControlStatement: Never
AfterEnum: false
AfterFunction: false
AfterNamespace: false
AfterObjCDeclaration: false
AfterStruct: false
AfterUnion: false
AfterExternBlock: false
BeforeCatch: false
BeforeElse: false
BeforeLambdaBody: false
BeforeWhile: false
IndentBraces: false
SplitEmptyFunction: true
SplitEmptyRecord: true
SplitEmptyNamespace: true
BreakBeforeBinaryOperators: None
BreakBeforeConceptDeclarations: true
BreakBeforeBraces: Attach
BreakBeforeInheritanceComma: false
BreakInheritanceList: BeforeColon
BreakBeforeTernaryOperators: true
BreakConstructorInitializersBeforeComma: false
BreakConstructorInitializers: BeforeColon
BreakAfterJavaFieldAnnotations: false
BreakStringLiterals: true
ColumnLimit: 140
CommentPragmas: '^ IWYU pragma:'
QualifierAlignment: Leave
CompactNamespaces: false
ConstructorInitializerIndentWidth: 4
ContinuationIndentWidth: 4
Cpp11BracedListStyle: true
DeriveLineEnding: true
DerivePointerAlignment: false
DisableFormat: false
EmptyLineAfterAccessModifier: Never
EmptyLineBeforeAccessModifier: LogicalBlock
ExperimentalAutoDetectBinPacking: false
PackConstructorInitializers: BinPack
BasedOnStyle: ''
ConstructorInitializerAllOnOneLineOrOnePerLine: false
AllowAllConstructorInitializersOnNextLine: true
FixNamespaceComments: true
ForEachMacros:
- foreach
- Q_FOREACH
- BOOST_FOREACH
IfMacros:
- KJ_IF_MAYBE
IncludeBlocks: Preserve
IncludeCategories:
- Regex: '^"(llvm|llvm-c|clang|clang-c)/'
Priority: 2
SortPriority: 0
CaseSensitive: false
- Regex: '^(<|"(gtest|gmock|isl|json)/)'
Priority: 3
SortPriority: 0
CaseSensitive: false
- Regex: '.*'
Priority: 1
SortPriority: 0
CaseSensitive: false
IncludeIsMainRegex: '(Test)?$'
IncludeIsMainSourceRegex: ''
IndentAccessModifiers: false
IndentCaseLabels: false
IndentCaseBlocks: false
IndentGotoLabels: true
IndentPPDirectives: None
IndentExternBlock: AfterExternBlock
IndentRequires: false
IndentWidth: 4
IndentWrappedFunctionNames: false
InsertTrailingCommas: None
JavaScriptQuotes: Leave
JavaScriptWrapImports: true
KeepEmptyLinesAtTheStartOfBlocks: true
LambdaBodyIndentation: Signature
MacroBlockBegin: ''
MacroBlockEnd: ''
MaxEmptyLinesToKeep: 1
NamespaceIndentation: None
ObjCBinPackProtocolList: Auto
ObjCBlockIndentWidth: 2
ObjCBreakBeforeNestedBlockParam: true
ObjCSpaceAfterProperty: false
ObjCSpaceBeforeProtocolList: true
PenaltyBreakAssignment: 2
PenaltyBreakBeforeFirstCallParameter: 19
PenaltyBreakComment: 300
PenaltyBreakFirstLessLess: 120
PenaltyBreakOpenParenthesis: 0
PenaltyBreakString: 1000
PenaltyBreakTemplateDeclaration: 10
PenaltyExcessCharacter: 1000000
PenaltyReturnTypeOnItsOwnLine: 60
PenaltyIndentedWhitespace: 0
PointerAlignment: Right
PPIndentWidth: -1
ReferenceAlignment: Pointer
ReflowComments: true
RemoveBracesLLVM: false
SeparateDefinitionBlocks: Leave
ShortNamespaceLines: 1
SortIncludes: CaseSensitive
SortJavaStaticImport: Before
SortUsingDeclarations: true
SpaceAfterCStyleCast: false
SpaceAfterLogicalNot: false
SpaceAfterTemplateKeyword: true
SpaceBeforeAssignmentOperators: true
SpaceBeforeCaseColon: false
SpaceBeforeCpp11BracedList: false
SpaceBeforeCtorInitializerColon: true
SpaceBeforeInheritanceColon: true
SpaceBeforeParens: ControlStatements
SpaceBeforeParensOptions:
AfterControlStatements: true
AfterForeachMacros: true
AfterFunctionDefinitionName: false
AfterFunctionDeclarationName: false
AfterIfMacros: true
AfterOverloadedOperator: false
BeforeNonEmptyParentheses: false
SpaceAroundPointerQualifiers: Default
SpaceBeforeRangeBasedForLoopColon: true
SpaceInEmptyBlock: false
SpaceInEmptyParentheses: false
SpacesBeforeTrailingComments: 1
SpacesInAngles: Never
SpacesInConditionalStatement: false
SpacesInContainerLiterals: true
SpacesInCStyleCastParentheses: false
SpacesInLineCommentPrefix:
Minimum: 1
Maximum: -1
SpacesInParentheses: false
SpacesInSquareBrackets: false
SpaceBeforeSquareBrackets: false
BitFieldColonSpacing: Both
Standard: Latest
StatementAttributeLikeMacros:
- Q_EMIT
StatementMacros:
- Q_UNUSED
- QT_REQUIRE_VERSION
TabWidth: 8
UseCRLF: false
UseTab: Never
WhitespaceSensitiveMacros:
- STRINGIZE
- PP_STRINGIZE
- BOOST_PP_STRINGIZE
- NS_SWIFT_NAME
- CF_SWIFT_NAME
...

6
.gitignore vendored Normal file
View File

@ -0,0 +1,6 @@
.history
.sorm*
.vscode
a.out
db.sqlite3

9
Makefile Normal file
View File

@ -0,0 +1,9 @@
all: build run
build:
gcc main.c -lsqlite3 -lreadline -o sorm
gcc -shared -o sorm.so -fPIC main.c -lsqlite3 -lreadline
run:
./sorm

0
README.md Normal file
View File

184
cli.h Normal file
View File

@ -0,0 +1,184 @@
#ifndef SORM_CLI_H
#define SORM_CLI_H
#include <rlib.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <unistd.h>
#include <fcntl.h>
#include <sys/stat.h>
#include <readline/readline.h>
#include <readline/history.h>
#include "sorm.h"
const char * history_filename = ".sorm_history";
int _sorm_readline_accept_line(int count, int key) {
if (strchr(rl_line_buffer, ';')) {
rl_done = 1;
return 0;
}
rl_insert_text("\n");
return 0;
}
char* _sorm_autocompletion_generator(const char* text, int state) {
const char* completions[] = {
"exit",
sorm_last_query,
sorm_last_query_expanded,
"python",
"history",
"memory",
"truncate",
NULL
};
int list_index;
if (!state) {
list_index = 0;
}
while (completions[list_index] != NULL) {
if (strncmp(completions[list_index], text, strlen(text)) == 0) {
return strdup(completions[list_index++]);
}
list_index++;
}
return NULL;
}
char** _sorm_autocomplete(const char* text, int start, int end) {
rl_attempted_completion_over = 1;
return rl_completion_matches(text, _sorm_autocompletion_generator);
}
int
_hs_read_file (const char *filename, char *buffer, size_t size)
{
int fd;
ssize_t bytes_read;
fd = open (filename, O_RDONLY);
if (fd < 0)
return -1;
bytes_read = read (fd, buffer, size);
close (fd);
if (bytes_read < 0 || (size_t)bytes_read != size)
return -1;
return 0;
}
int
sorm_cli_history_dump (const char *filename)
{
register int line_start, line_end;
char *input;
struct stat finfo;
size_t file_size;
if (stat (filename, &finfo) < 0)
return -1;
file_size = (size_t)finfo.st_size;
input = (char *)malloc (file_size + 1);
if (!input)
return -1;
if (_hs_read_file (filename, input, file_size) < 0) {
free (input);
return -1;
}
input[file_size] = '\0';
for (line_start = line_end = 0; line_end < file_size; line_end++) {
if (input[line_end] == '\n') {
input[line_end] = '\0';
printf ("%s\n",input + line_start);
line_start = line_end + 1;
}
}
if (line_start < file_size)
printf ("%s\n",input + line_start);
free (input);
return where_history ();
}
char sorm_history_filename[4096];
void sorm_cli_init(const char * history_filename){
strcpy(sorm_history_filename, history_filename);
rl_bind_key('\n',NULL);
rl_bind_key('\r', NULL);
rl_add_defun("custom-accept-line", _sorm_readline_accept_line, '\n');
rl_add_defun("custom-accept-line-cr", _sorm_readline_accept_line, '\r');
rl_variable_bind("enable-bracketed-paste", "on");
rl_attempted_completion_function = _sorm_autocomplete;
rl_variable_bind("show-all-if-ambiguous", "on");
rl_variable_bind("menu-complete-display-prefix", "on");
using_history();
read_history(sorm_history_filename);
}
char sorm_cli_previous_command[sizeof(rl_line_buffer)];
char * sorm_cli_readline(char * prompt){
char * result = readline(prompt);
if(strcmp(rl_line_buffer,sorm_cli_previous_command)){
add_history((const char *)result);
write_history(sorm_history_filename);
}
strcpy(sorm_cli_previous_command,rl_line_buffer);
return result;
}
bool sormrepl_handle_command(char * command){
if(!strncmp(command, "history",7)){
sorm_cli_history_dump(history_filename);
return true;
}
return false;
}
void sormrepl(int sorm){
sorm_t * db = sormg(sorm);
char sql[4097];
sorm_cli_init(history_filename);
char * query;
while((query = sorm_cli_readline("sql> "))){
if(sormrepl_handle_command(query))
continue;
sorm_ptr res = sormq(sorm,query);
if(res){
if(sormqt(query) == SORM_SELECT){
int length = sormlv(res);
sormfmtd(res);
free(res);
}else if(sormqt(query) == SORM_DELETE){
printf("%d records affected.\n",res);
}else if(sormqt(query) == SORM_INSERT){
printf("Last insert id: %d.\n",res);
}
}
printf("Rows: %lld, Execute %s, Format: %s\n",sorm_row_count, format_time(_sorm_query_duration),format_time(_sorm_result_format_duration));
printf("%s\n",rmalloc_stats());
}
}
#endif

39
main.c Normal file
View File

@ -0,0 +1,39 @@
#include "sorm.h"
#include "cli.h"
int main() {
int db = sormc("db.sqlite3");
//sormq(db,"DROP TABLE IF EXISTS pony;");
printf("%d\n",db);
sormq(db, "CREATE TABLE IF NOT EXISTS pony (id INTEGER PRIMARY KEY AUTOINCREMENT,name,age);",NULL);
sorm_pk iid = sormq(db, "INSERT INTO pony (id,name,age) VALUES (NULL,%s,%d);",
"Teenii",
19
);
iid = sormq(db, "INSERT INTO pony (id,name,age) VALUES (NULL,%s,%d);",
"Amber",
20
);
iid = sormq(db, "INSERT INTO pony (id,name,age) VALUES (NULL,%s,%d);",
"Feuerherz",
20
);
iid = sormq(db, "INSERT INTO pony (id,name,age) VALUES (NULL,%s,%d);",
"Retoor",
34
);
sorm_str csv = sormq(db, "SELECT * FROM pony WHERE id in (?i,?i,?i)",1,2,3);
sorm_str csv2 = sormq(db, "SELECT * FROM pony WHERE id = %d and age = %d ", 1,33);
sorm_str csv3 = sormq(db, "SELECT * FROM pony LIMIT 2");
//free(csv3);
//free(csv2);
if(csv2)
printf("%s\n",csv2);
printf("%s\n",csv3);
free(csv3);
sormd(db);
printf("%s\n",rmalloc_stats());
db = sormc("db.sqlite3");
sormrepl(db);
}

BIN
sorm Executable file
View File

Binary file not shown.

576
sorm.h Normal file
View File

@ -0,0 +1,576 @@
#ifndef SORM_H
#define SORM_H
#include <rlib.h>
#include <sqlite3.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <stdbool.h>
#include <stdarg.h>
#include <ctype.h>
#include "str.h"
sqlite3 *db;
sqlite3_stmt *stmt;
char * sorm_last_query = NULL;
char * sorm_last_query_expanded = NULL;
nsecs_t _sorm_query_start = 0;
nsecs_t _sorm_query_end = 0;
nsecs_t _sorm_query_duration = 0;
nsecs_t _sorm_result_format_start = 0;
nsecs_t _sorm_result_format_end = 0;
nsecs_t _sorm_result_format_duration = 0;
int64_t sorm_row_count = 0;
typedef struct sorm_t {
sqlite3 * conn;
int current_row;
int current_column;
char * csv;
nsecs_t time_query_start;
nsecs_t time_query_end;
nsecs_t time_query_duration;
nsecs_t time_result_format_start;
nsecs_t time_result_format_end;
nsecs_t time_result_format_duration;
} sorm_t;
typedef char * sorm_pk;
typedef char * sorm_int;
typedef char * sorm_ptr;
typedef unsigned char * sorm_str;
typedef double sorm_double;
typedef double sorm_float;
typedef bool sorm_bool;
int sormc(char * path);
void sormd(int db);
char * sormpt(char * sql, int number);
unsigned int sormcq(char * sql, char * out);
unsigned int sormpc(char * sql);
sqlite3_stmt * sormb(sorm_t* db, char * sql, ...);
sorm_ptr sormq(int db, char * sql, ...);
char * sorm_csvc(int db, sqlite3_stmt * stmt);
char * sorm_csvd(int db, sqlite3_stmt * stmt);
char * sorm_csv(int db,sqlite3_stmt * stmt);
typedef enum sorm_query_t {
SORM_UNKNOWN = 0,
SORM_SELECT = 1,
SORM_INSERT = 2,
SORM_UPDATE = 3,
SORM_DELETE = 4,
SORM_CREATE = 5
} sorm_query_t;
const int sorm_null = -1337;
sorm_t ** sorm_instances = NULL;
int sorm_instance_count = 0;
int sormc(char * path){
// sorm connect
printf("HIERR\n");
sorm_instance_count++;
sorm_instance_count++;
sorm_instances = realloc(sorm_instances,sorm_instance_count * sizeof(sorm_t *) + sorm_instance_count * sizeof(sorm_t));
printf("HIERR\n");
sorm_t * db = &sorm_instances[sorm_instance_count - 1];
printf("HIERR\n");
db->conn = NULL;
printf("HIERR\n");
db->csv = NULL;
db->current_column = 0;
db->current_row = 0;
db->time_query_duration = 0;
db->time_query_end = 0;
db->time_query_start = 0;
db->time_result_format_duration = 0;
db->time_result_format_end = 0;
db->time_result_format_start = 0;
if(sqlite3_open(path,&db->conn))
{
fprintf(stderr, "Can't open database: %s\n", sqlite3_errmsg(db->conn));
return 0;
}
printf("DONE!\n");
return sorm_instance_count;
}
sorm_t * sormg(int ptr){
return &sorm_instances[ptr -1];
}
char * sormgcsv(int ptr){
/* sorm get csv*/
sorm_t * db = sormg(ptr);
return db->csv;
}
void sormd(int sorm){
sorm_t * db = sormg(sorm);
if(sqlite3_close(db->conn))
{
fprintf(stderr, "Error closing database: %s\n", sqlite3_errmsg(db->conn));
}
if(sorm_last_query){
free(sorm_last_query);
sorm_last_query = NULL;
}
if(sorm_last_query_expanded){
free(sorm_last_query_expanded);
sorm_last_query_expanded = NULL;
}
}
char * sormpt(char * sql, int number){
// param type
char * sqlp = sql;
char * result = NULL;
int index = 0;
while(*sqlp){
if(*sqlp == '%' || *sqlp == '?'){
sqlp++;
switch(*sqlp){
case 'f':
result = "double";
break;
case 's':
result = "text";
break;
case 'd':
result = "int";
break;
case 'b':
result = "blob";
break;
default:
result = "?";
break;
}
sqlp++;
index++;
}
if(index == number){
return result;
}
if(*sqlp)
sqlp++;
}
if(number > index){
printf("RETURNED\n");
return NULL;
}
return NULL;
}
unsigned int sormcq(char * sql, char * out){
// clean query
// converts %s %i parameters to ?
unsigned int count = 0;
while(*sql){
if(*sql != '%' && *sql != '?')
*out = *sql;
else{
count++;
sql++;
*out = '?';
}
out++;
sql++;
}
*out = 0;
return count;
}
unsigned int sormpc(char * sql){
int number = 0;
while(sormpt(sql,number) != NULL)
number++;
printf("FOUND: %d\n",number);
return number;
}
char * sormcts(int column_type){
if(column_type == SQLITE_INTEGER)
return "integer";
else if(column_type == SQLITE_TEXT)
return "text";
else if(column_type == SQLITE_FLOAT)
return "float";
else if(column_type == SQLITE_NULL)
return "null";
else if(column_type == SQLITE_BLOB)
return "blob";
return "?";
}
/*
Execute 3.35s, Format: 36.77s
Memory usage: 537 GB, 96.026 allocated, 96.024 freed, 2 in use.
*/
char * sorm_csvc(int db, sqlite3_stmt * stmt){
sormstr_t * str = sormstrn(512);
unsigned int column_count = sqlite3_column_count(stmt);
for(int i = 0; i < column_count; i++){
const char * column_name = sqlite3_column_name(stmt,i);
sormstra(str,column_name);
sormstra(str,"(");
char column_type[1000] = "";
sprintf(column_type,"%s",sormcts(sqlite3_column_type(stmt,i)));
sormstra(str,column_type);
sormstra(str,")");
// if(i != column_count - 1)
sormstra(str,";");
}
return sormstrc(str);
}
char * sorm_csvd(int sorm, sqlite3_stmt * stmt) {
sorm_t * db = sormg(sorm);
int rc = SQLITE_ROW;
int column_count = sqlite3_column_count(stmt);
/*
sormstrn(1)
Execute 3.41s, Format: 36.77s
Memory usage: 5 MB, 96.061 (re)allocated, 96.024 unqiue freed, 2 in use.
sormstrn(512)
Execute 3.68s, Format: 36.83s
Memory usage: 537 GB, 96.026 allocated, 96.024 freed, 2 in use.
sormstrn(256)
xecute 3.42s, Format: 37.33s
Memory usage: 6 MB, 96.052 (re)allocated, 96.024 unqiue freed, 2 in use.
*/
sormstr_t * str = sormstrn(512);
while(rc == SQLITE_ROW){
sorm_row_count++;
for(int field_index = 0; field_index < column_count; field_index++){
if(sqlite3_column_type(stmt,field_index) == SQLITE_INTEGER){
char temp[1000] = "";
sprintf(temp, "%lld",sqlite3_column_int64(stmt,field_index));
sormstra(str,temp);
}else if(sqlite3_column_type(stmt,field_index) == SQLITE_FLOAT){
char temp[1000] = "";
sprintf(temp, "%f",sqlite3_column_double(stmt,field_index));
sormstra(str,temp);
} else if(sqlite3_column_type(stmt,field_index) == SQLITE3_TEXT){
const char * temp = sqlite3_column_text(stmt,field_index);
sormstra(str,temp);
} else {
// exit(1);
}
// if(field_index != column_count - 1)
sormstra(str,";");
}
sormstra(str,"\n");
rc = sqlite3_step(stmt);
}
char * text = sormstrc(str);
if(*text)
if(text[strlen(text)-1] == '\n')
text[strlen(text)-1] = 0;
return strdup(text);
}
char * sorm_csv(int sorm,sqlite3_stmt * stmt){
sorm_t * db = sormg(sorm);
sorm_row_count = 0;
char * column_names = sorm_csvc(sorm,stmt);
char * data = sorm_csvd(sorm,stmt);
char * result = (char *)malloc(strlen(column_names) + strlen(data) + 2);
result[0] = 0;
strcat(result,column_names);
if(*column_names)
strcat(result,"\n");
free(column_names);
strcat(result,data);
free(data);
return result;
}
sqlite3_stmt * sormb(sorm_t* db, char * sql, ...){
// Bind parameters to statement and return amount of parameters
int rc = 0;
sqlite3_stmt * stmt;
va_list args;
va_start(args,sql);
unsigned int number = 0;
char * clean_query = (char *)malloc(strlen(sql) + 1);
unsigned int parameter_count = sormcq(sql,clean_query);
free(clean_query);
return stmt;
}
char * sormm(sorm_t * db){
/* sormmemory */
return rmalloc_stats();
}
sorm_ptr sormq(int sorm, char * sql, ...){
sorm_t * db = sormg(sorm);
if(db->csv){
//free(db->csv);
//db->csv = NULL;
}
_sorm_query_start = nsecs();
db->time_query_start = nsecs();
va_list args;
va_start (args,sql);
sqlite3_stmt * stmt;
sorm_ptr result = NULL;
char * clean_query = malloc(strlen(sql) + 1);
unsigned int parameter_count = sormcq(sql,clean_query);
int rc = sqlite3_prepare_v2(db->conn, clean_query, -1, &stmt, 0);
if (rc != SQLITE_OK) {
fprintf(stderr, "%s\n", sqlite3_errmsg(db->conn));
}
free(clean_query);
int number = 0;
for(int i = 0; i < parameter_count; i++){
number++;
char * column_type = sormpt(sql,number);
int arg_index = number - 1;
if(!strcmp(column_type, "int") || !strcmp(column_type, "integer") || !strcmp(column_type, "number")) {
rc = sqlite3_bind_int(stmt, number, va_arg(args,int));
}else if(!strcmp(column_type, "int64")){
rc = sqlite3_bind_int64(stmt, number,va_arg(args,__uint64_t));
}else if(!strcmp(column_type, "double") || !strcmp(column_type, "dec") || !strcmp(column_type, "decimal") || !strcmp(column_type, "float")){
rc = sqlite3_bind_double(stmt, number,va_arg(args,double));
}else if(!strcmp(column_type, "blob")){
size_t size = (size_t)va_arg(args,size_t);
unsigned char * data = va_arg(args,unsigned char *);
rc = sqlite3_bind_blob(stmt, number, data, size, SQLITE_STATIC);
}else if(!strcmp(column_type,"text") || !strcmp(column_type,"str") || !strcmp(column_type,"string")) {
unsigned char * data = va_arg(args, unsigned char *);
rc = sqlite3_bind_text(stmt, number, data, -1, SQLITE_STATIC);
}
if (rc != SQLITE_OK) {
fprintf(stderr, "Failed to bind parameters: %s\n", sqlite3_errmsg(db->conn));
result = NULL;
}
}
rc = sqlite3_step(stmt);
if (rc != SQLITE_DONE && rc != SQLITE_ROW) {
fprintf(stderr, "Execution failed: %s\n", sqlite3_errmsg(db->conn));
}else if(rc == SQLITE_DONE){
if(!sqlite3_strnicmp(sql,"SELECT",6)){
result = 0;
}else {
result = (sorm_ptr)sqlite3_last_insert_rowid(db->conn);
}
} else if (rc == SQLITE_ROW) {
result = sorm_csv(sorm,stmt);
}
else{
fprintf(stderr, "Execution failed: %s\n", sqlite3_errmsg(db->conn));
}
if(sorm_last_query){
free(sorm_last_query);
}
if(sorm_last_query){
free(sorm_last_query_expanded);
}
sorm_last_query = strdup(sqlite3_sql(stmt));
sorm_last_query_expanded = strdup(sqlite3_expanded_sql(stmt));
sqlite3_finalize(stmt);
_sorm_query_end = nsecs();
_sorm_query_duration = _sorm_query_end - _sorm_query_start;
db->time_query_end = nsecs();
db->time_query_duration = db->time_query_end - db->time_query_start;
db->csv = result;
return result;
}
char sormlc(char * sql){
// returns last char
char last_char = 0;
while(*sql){
if(*sql == ' ' || *sql == '\t' || *sql == '\n')
continue ;
//printf("%c\n",*sql);
last_char = *sql;
sql++;
}
return last_char;
}
int sormlv(char * csv){
size_t longest = 0;
while(*csv){
char * found = strstr(csv,";");
if(found){
if(found - csv > longest)
longest = found-csv;
csv = csv + (found - csv) + 1;
}else{
break;
}
}
return longest;
}
sorm_query_t sormqt(char * sql){
while(*sql && isspace(*sql))
sql++;
if(!sqlite3_strnicmp(sql,"select",6))
return SORM_SELECT;
else if(!sqlite3_strnicmp(sql, "update",6))
return SORM_UPDATE;
else if(!sqlite3_strnicmp(sql, "delete",6))
return SORM_DELETE;
else if(!sqlite3_strnicmp(sql, "create",6)){
return SORM_CREATE;
}else {
return SORM_UNKNOWN;
}
}
char * sormrq(FILE * f){
static char buffer[4097];
buffer[0] = 0;
char * bufferp = buffer;
char c;
bool in_string = false;
while((c = fgetc(f)) != EOF && strlen(buffer) != sizeof(buffer) -2){
*bufferp = c;
if(c == '"')
{
in_string = !in_string;
}
if(!in_string && c == ';'){
break;
}
bufferp++;
*bufferp = 0;
}
return strdup(buffer);
}
char * sormcsvn(char * csv){
if(!csv || !*csv)
return NULL;
char * pos = strstr(csv,";");
char * pos2 = strstr(csv,"\n");
if(pos2){
if(pos > pos2){
pos = pos2;
}
//pos = pos > pos2 ? pos2 : pos;
}
if(!pos || !*pos)
return strdup(csv);
int length = pos - csv;
char * result = malloc(length + 2);
strncpy(result,csv,length);
result[length] = 0;
//csv += strlen(result);
return result;
}
char * sormfmt(char * csv){
_sorm_result_format_start = nsecs();
size_t longest = sormlv(csv);
char * field;
/*
sormstrn(1)
Execute 3.77s, Format: 36.40s
Memory usage: 6 MB, 96.055 (re)allocated, 96.024 unqiue freed, 2 in use.
sormstrn(longest);
Execute 3.27s, Format: 36.61s
Memory usage: 6 MB, 96.053 (re)allocated, 96.024 unqiue freed, 2 in use.
sormstrn(longest * 2);
xecute 3.42s, Format: 37.33s
Memory usage: 6 MB, 96.052 (re)allocated, 96.024 unqiue freed, 2 in use.
sormstrn(512);
Execute 3.11s, Format: 36.45s
Memory usage: 6 MB, 96.048 (re)allocated, 96.024 unqiue freed, 2 in use.
*/
sormstr_t * str = sormstrn(longest + 2);
while(*csv && (field = sormcsvn(csv))){
sormstra(str,field);
for(int i = 0; i < longest - strlen(field); i++)
sormstra(str," ");
csv += strlen(field);
while( *csv == ';' || *csv == '\n'){
if(*csv == '\n')
sormstra(str, "\n");
csv++;
}
free(field);
}
_sorm_result_format_end = nsecs();
_sorm_result_format_duration = _sorm_result_format_end - _sorm_result_format_start;
return sormstrc(str);
}
void apply_colors(char * csv){
char * end;
bool even = false;
while(*csv){
printf("%s\n",csv);
end = strstr(csv,"\n");
char * line;
if(end)
{
line = (char *)malloc(end -csv + 1024);
strncpy(line,csv,end-csv);
}else{
line = (char *)malloc(strlen(csv) + 1024);
strcpy(line, csv);
}
if(even){
printf("%s","\033[37m");
}
printf("%s\n",line);
free(line);
if(even){
printf("%s","\033[0m");
}
even = !even;
csv += end-csv;
if(*csv && *(csv + 1))
csv++;
}
}
void sormfmtd(char * csv){
char * formatted = sormfmt(csv);
printf("%s\n",formatted);
free(formatted);
}
#endif

162
sorm.py Normal file
View File

@ -0,0 +1,162 @@
import ctypes
import csv
from csv import DictReader
import io
import tempfile
import time
class DictReader:
def get_column_types(self):
types = []
for column in self.columns:
name = column.split("(")[0]
type = column.split("(")[1]
type = type.split(")")[0]
if type == "integer":
types.append(int)
if type == "text":
types.append(str)
return types
def get_column_names(self):
names = []
for column in self.columns:
name = column.split("(")[0]
names.append(name)
return names
def __init__(self, data):
self.result = 0
if type(data) == int:
self.data = ''
else:
self.data = data.decode();
self.rows = [row.split(";")[:-1] for row in self.data.split("\n")]
self.columns = self.rows[0]
self.rows.pop(0)
if type(data) == str:
self.result = len(self.rows)
else:
self.result = data
self.column_types = self.get_column_types()
for row in self.rows:
for index,field in enumerate(row):
row[index] = self.column_types[index](field)
self.column_names = self.get_column_names()
def __iter__(self):
return self.rows.__iter__()
libc = ctypes.CDLL('libc.so.6');
class Sorm:
def __init__(self):
self.lib = ctypes.CDLL('./sorm.so')
self.sormq = self.lib.sormq
self.sormq.argtypes = [ctypes.c_int, ctypes.c_char_p];
self.sormq.restype = ctypes.c_char_p
self.sormc = self.lib.sormc
self.sormc.argtypes = [ctypes.c_char_p];
self.sormc.restype = ctypes.c_int;
self.sormd = self.lib.sormd
self.sormd.argtypes = [ctypes.c_int];
self.sormd.restype = None
self.sormm = self.lib.sormm
self.sormm.argtypes = [ctypes.c_int];
self.sormm.restype = ctypes.c_char_p
class SormDb(Sorm):
def __init__(self,path):
super().__init__(
)
self.path = path
self.conn = None
def c(self):
if not self.conn:
self.conn = self.sormc(self.path.encode())
return self.conn
def __enter__(self):
self.c()
return self
def __exit__(self,*args, **kwargs):
self.d()
def q(self, sql,*args) -> DictReader:
ctypes_list = []
for arg in args:
if type(arg) == int:
ctypes_list.append(ctypes.c_int)
if type(arg) == str:
ctypes_list.append(ctypes.c_char_p)
self.sormq.argtypes = [ctypes.c_int, ctypes.c_char_p] + ctypes_list
if not sql.lower().startswith("select"):
self.sormq.restype = ctypes.c_int
else:
self.sormq.restype = ctypes.c_char_p
params = tuple([self.conn, sql.encode()] + list(arg.encode() if type(arg) == str else arg for arg in args))
result = DictReader(self.sormq(*params))
self.m = self.sormm(self.conn).decode()
return result
def d(self):
if not self.conn:
return
self.sormd(self.conn)
self.conn = None
# Load the shared library
lib = ctypes.CDLL('./sorm.so')
free = libc.free
free.argtypes = [ctypes.c_void_p]
free.restype = None
rsomm = lib.sormm
rsomm.argtypes = [ctypes.c_int];
rsomm.restype = ctypes.c_char_p;
disconnect = lib.sormd
disconnect.argtypes = [ctypes.c_int];
start = time.time()
for x in range(1):
with SormDb("db.sqlite3") as db:
for x in range(1):
#db.q("BEGIN TRANSACTION")
#for x in range(100000):
# db.q("INSERT INTO pony (name,age) VALUES (?s,?d);","Python Pony",1337)
#db.q("COMMIT")
result = db.q("SELECT * FROM pony WHERE id > ?d AND name like ?s ORDER BY id",1337, "%hon Pon%");
#for row in result:
# print(row)
print(result.column_names)
print(len(result.rows),"records")
print(db.m);
end = time.time()
duration = end - start
print("Duration: {}s".format(duration))

BIN
sorm.so Executable file
View File

Binary file not shown.

50
str.h Normal file
View File

@ -0,0 +1,50 @@
#ifndef SORM_STR_H
#define SORM_STR_H
#include <rlib.h>
#include <string.h>
#include <stdio.h>
#include <stdlib.h>
typedef struct sormstr_t {
char * content;
size_t length;
size_t buffer_size;
size_t size;
} sormstr_t;
sormstr_t * sormstrn(size_t buffer_size){
sormstr_t * result = (sormstr_t *)malloc(sizeof(sormstr_t));
result->length = 0;
result->size = buffer_size;
result->buffer_size = buffer_size;
result->content = (char *)malloc(buffer_size);
result->content[0] = 0;
return result;
}
void sormstra(sormstr_t * str, const char * to_append){
size_t required_new_length = str->length + strlen(to_append);
str->length += strlen(to_append);
if(required_new_length > str->size){
str->size += required_new_length + str->buffer_size;
str->content = realloc(str->content,str->size + 1);
}else{
// printf("NO NDEED\n");
}
strcat(str->content,to_append);
str->content[str->length] = 0;
}
void sormstrd(sormstr_t * str){
if(str->content){
free(str->content);
}
free(str);
}
char * sormstrc(sormstr_t * str){
// sorm str convert
char * content = str->content;
str->content = NULL;
sormstrd(str);
return content;
}
#endif