mirror of
https://github.com/fumiama/CMoe-Counter.git
synced 2024-11-23 22:00:56 +01:00
add editor
This commit is contained in:
源文雨
parent
6db67452a1
commit
946cbbac67
@ -10,7 +10,10 @@ add_compile_options(-std=c99)
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message(STATUS "optional:-std=c99")
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add_executable(cmoe cmoe.c)
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add_executable(cmoeditor editor.c)
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target_link_libraries(cmoe spb)
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target_link_libraries(cmoeditor spb)
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INSTALL(TARGETS cmoe RUNTIME DESTINATION bin)
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INSTALL(TARGETS cmoeditor RUNTIME DESTINATION bin)
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29
cmoe.c
29
cmoe.c
@ -18,27 +18,24 @@ static FILE* fp;
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#define ADD_HEADER_PARAM(buf, offset, h, p) sprintf(buf + offset, (h), (p))
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#define HEADER(content_type) HTTP200 SERVER_STRING CACHE_CTRL CONTENT_TYPE(content_type)
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#define headers(content_len, content_type) (_headers(content_len, HEADER(content_type), sizeof(HEADER(content_type))-1))
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static void _headers(uint32_t content_len, const char* h, size_t hlen) {
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static int _headers(uint32_t content_len, const char* h, size_t hlen) {
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char buf[64];
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size_t offset = ADD_HEADER_PARAM(buf, 0, CONTENT_LEN "\r\n", content_len);
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if(offset <= 0) {
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write(1, "\0\0\0\0", 4);
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exit(EXIT_FAILURE);
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}
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if(offset <= 0) return -1;
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content_len += offset+hlen;
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struct iovec iov[3] = {{&content_len, sizeof(uint32_t)}, {(void*)h, hlen}, {(void*)buf, offset}};
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writev(1, (const struct iovec *)&iov, 3);
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return writev(1, (const struct iovec *)&iov, 3) <= 0;
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}
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static void http_error(errcode_enum_t code, char* msg) {
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static inline void http_error(errcode_enum_t code, char* msg) {
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uint32_t len = strlen(msg) + typel[code];
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char* str = malloc(len);
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char str[len];
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sprintf(str, types[code], msg);
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struct iovec iov[2] = {{(void*)&len, sizeof(uint32_t)}, {(void*)str, len}};
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writev(1, (const struct iovec *)&iov, 2);
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free(str);
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}
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// get_arg used malloc but has never freed
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static char* get_arg(const char* query) {
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int len = 0;
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while(query[len] && query[len] != '&') len++;
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@ -75,14 +72,14 @@ static int del_user(FILE* fp, SIMPLE_PB* spb) {
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return 2;
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}
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static int add_user(char* name, uint32_t count, FILE* fp) {
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static inline int add_user(char* name, uint32_t count, FILE* fp) {
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counter.count = count;
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strncpy(counter.name, name, COUNTER_NAME_LEN-1);
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fseek(fp, 0, SEEK_END);
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return !set_pb(fp, items_len, sizeof(counter_t), &counter);
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}
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static uint32_t get_content_len(int isbig, uint16_t* len_type, char* cntstr) {
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static inline uint32_t get_content_len(int isbig, uint16_t* len_type, char* cntstr) {
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uint32_t len = sizeof(svg_small) // small & big has the same len
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+ sizeof(svg_tail) - 1;
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for(int i = 0; cntstr[i]; i++) {
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@ -142,7 +139,10 @@ static void return_count(FILE* fp, char* name, char* theme) {
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h = H_SMALL;
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head = (char*)svg_small;
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}
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headers(get_content_len(isbig, len_type, cntstr), image/svg+xml);
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if(headers(get_content_len(isbig, len_type, cntstr), image/svg+xml)) {
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write(1, "\0\0\0\0", 4);
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return;
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}
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printf(head, w*(10+cntstrbuf-cntstr));
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for(int i = 0; cntstr[i]; i++) {
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printf(img_slot_front, w * i, w, h);
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@ -248,7 +248,10 @@ int main(int argc, char **argv) {
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add_user(name, 0, fp);
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fclose(fp); fp = NULL;
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char* msg = "<P>Success.\r\n";
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headers(strlen(msg), text/html);
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if(headers(strlen(msg), text/html)) {
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write(1, "\0\0\0\0", 4);
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return 8;
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}
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return write(1, msg, strlen(msg)) <= 0;
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}
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250
editor.c
Normal file
250
editor.c
Normal file
@ -0,0 +1,250 @@
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#include <simple_protobuf.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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#include <unistd.h>
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#include "cmoe.h"
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static uint32_t* items_len;
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static counter_t counter;
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static FILE* fp;
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static char buf[sizeof(SIMPLE_PB)+sizeof(counter_t)];
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static int del_user(FILE* fp, SIMPLE_PB* spb) {
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counter_t *d = (counter_t *)spb->target;
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uint32_t next = ftell(fp);
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uint32_t this = next - spb->real_len;
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fseek(fp, 0, SEEK_END);
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uint32_t end = ftell(fp);
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if(next == end) return ftruncate(fileno(fp), end - spb->real_len);
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uint32_t cap = end - next;
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char *data = malloc(cap);
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if(data) {
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fseek(fp, next, SEEK_SET);
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if(fread(data, cap, 1, fp) == 1) {
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if(!ftruncate(fileno(fp), end - spb->real_len)){
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fseek(fp, this, SEEK_SET);
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if(fwrite(data, cap, 1, fp) == 1) {
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free(data);
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fflush(fp);
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return 0;
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}
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}
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}
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free(data);
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}
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return 2;
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}
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#define has_next(fp, ch) ((ch=getc(fp)),(feof(fp)?0:(ungetc(ch,fp),1)))
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int main(int argc, char** argv) {
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if (argc != 2) {
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puts("Usage: editor dat.sp");
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return 0;
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}
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fp = fopen(argv[1], "rb+");
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if (!fp) {
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perror("fopen");
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return 1;
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}
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items_len = align_struct(sizeof(counter_t), 2, &counter.name, &counter.count);
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if(!items_len) {
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perror("align_struct");
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return 2;
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}
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int go;
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lop: do {
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go = 1;
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puts("\ncommands:");
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puts("\ta string uint: add user with count.");
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puts("\td string: delete user.");
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puts("\tD string: delete users match the keyword (empty is not allowed).");
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puts("\tg string: get user count.");
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puts("\tm uint: print users < count.");
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puts("\tM uint: delete users < count.");
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puts("\tp string: print users match the keyword (empty for all).");
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puts("\tq: quit.");
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putchar('>');putchar(' ');
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char c = getchar();
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switch (c) {
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case 'a':
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while ((c = getchar()) == ' '); // skip space
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memset(counter.name, 0, sizeof(counter.name));
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counter.name[0] = c;
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while ((c = getchar()) != ' ' && go < sizeof(counter.name)-1) counter.name[go++] = c;
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while ((c = getchar()) == ' '); // skip space
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ungetc(c, stdin);
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scanf("%u", &counter.count);
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while (getchar() != '\n'); // skip to endl
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printf("set user '%s' to %u\n", counter.name, counter.count);
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if (fseek(fp, 0, SEEK_END)) {
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perror("fseek");
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return 3;
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}
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if (set_pb(fp, items_len, sizeof(counter_t), &counter) != 2) {
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puts("set pb error.");
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return 4;
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}
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break;
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case 'd':
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while ((c = getchar()) == ' '); // skip space
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memset(counter.name, 0, sizeof(counter.name));
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counter.name[0] = c;
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while ((c = getchar()) != '\n' && go < sizeof(counter.name)-1) counter.name[go++] = c;
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if (fseek(fp, 0, SEEK_SET)) {
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perror("fseek");
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return 5;
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}
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while(has_next(fp, c)) {
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SIMPLE_PB *spb = read_pb_into(fp, (SIMPLE_PB*)buf);
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counter_t *d = (counter_t *)spb->target;
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if (strcmp(counter.name, d->name)) continue;
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if(del_user(fp, spb)) {
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perror("del_user");
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return 6;
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}
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printf("del user '%s'.\n", d->name);
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goto lop;
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}
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printf("no such user '%s'.\n", counter.name);
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break;
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case 'D':
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if (getchar() == '\n') {
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puts("empty D is not allowed.");
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break;
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}
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while ((c = getchar()) == ' '); // skip space
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memset(counter.name, 0, sizeof(counter.name));
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counter.name[0] = c;
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while ((c = getchar()) != '\n' && go < sizeof(counter.name)-1) counter.name[go++] = c;
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go = 1;
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scanlopD:
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if (fseek(fp, 0, SEEK_SET)) {
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perror("fseek");
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return 7;
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}
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while(has_next(fp, c)) {
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SIMPLE_PB *spb = read_pb_into(fp, (SIMPLE_PB*)buf);
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counter_t *d = (counter_t *)spb->target;
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if (strstr(d->name, counter.name)) {
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if(del_user(fp, spb)) {
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perror("del_user");
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return 8;
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}
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printf("del user '%s'.\n", d->name);
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go++;
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goto scanlopD;
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}
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}
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if (go == 1) puts("no result.");
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break;
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case 'g':
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while ((c = getchar()) == ' '); // skip space
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memset(counter.name, 0, sizeof(counter.name));
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counter.name[0] = c;
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while ((c = getchar()) != '\n' && go < sizeof(counter.name)-1) counter.name[go++] = c;
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if (fseek(fp, 0, SEEK_SET)) {
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perror("fseek");
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return 5;
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}
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while(has_next(fp, c)) {
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SIMPLE_PB *spb = read_pb_into(fp, (SIMPLE_PB*)buf);
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counter_t *d = (counter_t *)spb->target;
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if (strcmp(counter.name, d->name)) continue;
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printf("user '%s' = %u.\n", d->name, d->count);
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goto lop;
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}
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printf("no such user '%s'.\n", counter.name);
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break;
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case 'm':
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while ((c = getchar()) == ' '); // skip space
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ungetc(c, stdin);
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scanf("%u", &counter.count);
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while (getchar() != '\n'); // skip to endl
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go = 1;
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if (fseek(fp, 0, SEEK_SET)) {
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perror("fseek");
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return 7;
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}
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while(has_next(fp, c)) {
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SIMPLE_PB *spb = read_pb_into(fp, (SIMPLE_PB*)buf);
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counter_t *d = (counter_t *)spb->target;
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if (d->count < counter.count) {
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printf("'%s' = %u\n", d->name, d->count);
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go++;
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}
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}
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if (go == 1) puts("no result.");
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break;
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case 'M':
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if (getchar() == '\n') {
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puts("empty M is not allowed.");
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break;
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}
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while ((c = getchar()) == ' '); // skip space
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ungetc(c, stdin);
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scanf("%u", &counter.count);
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while (getchar() != '\n'); // skip to endl
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go = 1;
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scanlopM:
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if (fseek(fp, 0, SEEK_SET)) {
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perror("fseek");
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return 7;
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}
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while(has_next(fp, c)) {
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SIMPLE_PB *spb = read_pb_into(fp, (SIMPLE_PB*)buf);
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counter_t *d = (counter_t *)spb->target;
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if (d->count < counter.count) {
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if(del_user(fp, spb)) {
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perror("del_user");
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return 8;
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}
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printf("del user '%s'.\n", d->name);
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go++;
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goto scanlopM;
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}
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}
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if (go == 1) puts("no result.");
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break;
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case 'p':
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if ((c = getchar()) != '\n') {
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while ((c = getchar()) == ' '); // skip space
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memset(counter.name, 0, sizeof(counter.name));
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counter.name[0] = c;
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while ((c = getchar()) != '\n' && go < sizeof(counter.name)-1) counter.name[go++] = c;
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} else counter.name[0] = 0;
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go = 1;
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if (fseek(fp, 0, SEEK_SET)) {
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perror("fseek");
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return 7;
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}
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while(has_next(fp, c)) {
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SIMPLE_PB *spb = read_pb_into(fp, (SIMPLE_PB*)buf);
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counter_t *d = (counter_t *)spb->target;
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if (!counter.name[0] || strstr(d->name, counter.name)) {
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printf("'%s' = %u\n", d->name, d->count);
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go++;
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}
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}
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if (go == 1) puts("no result.");
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break;
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case 'q':
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go = 0;
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break;
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default:
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printf("invalid operator '%c'.\n", c);
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while (getchar() != '\n'); // skip to endl
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break;
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}
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} while (go);
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}
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static void __attribute__((destructor)) defer_close_fp() {
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if(fp) {
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if (fclose(fp)) perror("fclose");
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else puts("file closed.");
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}
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}
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